CN208830360U - A kind of inner locking type municipal administration well lid and extracting tool - Google Patents
A kind of inner locking type municipal administration well lid and extracting tool Download PDFInfo
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- CN208830360U CN208830360U CN201820815681.0U CN201820815681U CN208830360U CN 208830360 U CN208830360 U CN 208830360U CN 201820815681 U CN201820815681 U CN 201820815681U CN 208830360 U CN208830360 U CN 208830360U
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- slot
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Abstract
The utility model provides a kind of inner locking type municipal administration well lid and extracting tool, belongs to municipal works apparatus field.It solves the problems, such as that existing well lid disassembly is difficult.This inner locking type municipal administration well lid, including well seat and lid, well seat inner wall is equipped with baffle ring, well seat inner wall is equipped with annular lock groove, removal hole there are two being set on lid, removal hole includes sets of holes, sets of holes side hole wall is equipped with the poroid fixation hole of notch shape, lid bottom surface is equipped with fixing groove, fixing groove is embedded with closing piece, closing piece outer wall is equipped with bar slot, bar groove groove wall is equipped with limiting slot one, lockhole is equipped in lid, lockhole axis is radial along lid and fixing groove is arranged radially, it and is fixed groove groove wall and lid outer wall the shortest route, activity is equipped with locking bar in lockhole, locking bar inner end is located on bar slot, and it is fixed with the limited block being slidably disposed on limiting slot one, it further include being located in fixing groove, and the return spring that both ends offset with fixing groove top and closing piece top respectively.This well lid can improve anti-theft and reduce disassembly difficulty.
Description
Technical field
The utility model belongs to municipal works equipment technical field, is related to a kind of inner locking type municipal administration well lid and extracting tool.
Background technique
Existing well lid generally utilizes extracting tool pull-up to open, and disassembly difficulty is low, causes anti-theft performance poor, is stolen rear easily hair
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, and dismounts more convenient inner locking type municipal administration well lid and extracting tool.
The purpose of this utility model can be realized by the following technical scheme: a kind of inner locking type municipal administration well lid, including annulus
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, baffle ring top
Face is lower than well seat top surface, and vertical with well seat inner wall, and the well seat inner wall is coaxially provided with one of annular lock groove, the lid
On set there are two the removal hole for running through lid top and bottom, removal hole includes circular hole sets of holes, set axially bored line and lid axis
In parallel, sets of holes side hole wall is equipped with the poroid fixation hole of notch shape, and fixation hole has the two sides hole wall being parallel to each other, and lid bottom surface is set
There is circular groove shape fixing groove, fixing groove axis is parallel with set axially bored line, and fixing groove slot diameter is identical as fixation hole two sides hole wall spacing,
Activity cooperation is equipped with one of bar slot embedded with cylindrical closing piece, the closing piece outer wall in the fixing groove, and bar groove groove wall is equipped with
Limiting slot one, one length direction of limiting slot and closing piece axis are arranged in angle, and both ends are equipped in the lid and are located at admittedly
Determine the rod-shaped lockhole of groove groove wall and lid outer wall, lockhole axis is radial along lid and fixing groove is arranged radially, and is fixing groove slot
Wall and lid outer wall the shortest route, activity is equipped with locking bar in the lockhole, and locking bar inner end is located on bar slot, and is fixed with cunning
The dynamic limited block on limiting slot one, further include be located in fixing groove, and both ends respectively with fixing groove top and closing piece top
The return spring to offset;
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 be located at one top of limiting slot, and lid outer wall is stretched out in locking bar outer end, and in locked groove, and can go up pressure
Closing piece bottom end makes limited block slide into one bottom end of limiting slot, and separates locking bar outer end with locked groove, and is located in lockhole.
After lid is mounted on well seat, cooperated using locking bar and locked groove, opposite can lock lid and well seat, and due to locked groove
For positioned at the ring structure of well seat inner wall, there is no need to location and installation lid, so that easier for installation, when disassembly, by tearing open
It unloads tool to fix with removal hole, and upper pressure closing piece, so that locking bar outer end is separated i.e. detachable lid with locked groove, due to closing piece and fixation
Slot position is avoided that the structure after being used for a long time in closing piece by corrosion and damage below lid.
In a kind of above-mentioned inner locking type municipal administration well lid, the sets of holes hole wall is respectively provided with three fixation holes, and fixed
Slot and three fixation holes are successively in that 90 ° of angles are circumferentially distributed along sets of holes.
In a kind of above-mentioned inner locking type municipal administration well lid, two removal holes are in symmetrical structure by axis of lid axis
It is located on lid.
Therefore facilitate and dismount lid using extracting tool.
In a kind of above-mentioned inner locking type municipal administration well lid, the fixing groove notch has fillet or chamfering, and when limit
When block 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.
A kind of extracting tool for inner locking type municipal administration well lid, it is characterised in that: identical with sets of holes aperture including bar diameter
The round bar shape fixed link parallel with disassembly rod axis that round bar shape removal rod further includes axis, the bending of fixed link bottom end and with disassembly
Bar bottom end is fixed, and the fixed link bar diameter is identical as fixing groove slot diameter, and outer wall has external screw thread in the middle part of the removal rod, also
Including the interstage sleeve covered on removal rod outer wall that is spirally connected.
This extracting tool protrudes into sets of holes and fixation hole in use, removal rod and fixed link are respectively cooperating with, and rotation pull-up is torn open
Bar is unloaded, fixed link is made to be embedded in fixing groove, interstage sleeve is rotated relative to removal rod, is adjacent to interstage sleeve bottom end and is against on lid top surface, make to tear open
It is relatively fixed with lid to unload tool, presses closing piece on fixed link top at this time, separates locking bar outer end with locked groove, hold disassembly later
Lid is simultaneously dismantled in bar top from well seat, therefore mounting and dismounting tool is very convenient, and extracting tool and removal hole after installation
Fixation is sufficiently stable, while removal hole is hardly damaged, and use occasion is wider.
In a kind of above-mentioned extracting tool for inner locking type municipal administration well lid, outer wall of the removal rod close to top
On be fixed with grip, the grip top is vertically connected with handle.
Therefore facilitate and dismantle lid using handle.
In a kind of above-mentioned extracting tool for inner locking type municipal administration well lid, the removal rod outer wall activity engagement sleeves
There is sliding sleeve, the external screw thread is located on sliding sleeve outer wall, and interstage sleeve is spirally connected and covers on sliding sleeve outer wall, further includes covering in removal rod
On, and the reset spring that both ends offset with grip bottom end and sliding sleeve top respectively, removal rod outer wall are equipped with limiting slot two, limit
Slot two is equipped with several locating slots along the distribution of two length direction of limiting slot, and it further includes being inserted in that the sliding sleeve, which is equipped with jack,
Bolt on jack, bolt are fixedly arranged at the front end with the sliding block being slidably disposed on limiting slot two, and the reset spring pushes sliding sleeve top
End, is against interstage sleeve bottom end on lid top surface, and can push bolt rear end, makes sliding block in arbitrary locating slot, and opposite
Sliding sleeve rotates interstage sleeve, is adjacent to interstage sleeve bottom end and is against on lid top surface.
Therefore sliding sleeve and reset spring cooperation be can use quickly by fixed block in fixing groove, be later embedded in sliding block
In locating slot, and interstage sleeve is rotated relative to sliding sleeve, be adjacent to interstage sleeve bottom end and be against on lid top surface, therefore energy fast and easy will be dismantled
Tool is fixed with removal hole.
It further include the ring that activity is against interstage sleeve bottom in a kind of above-mentioned extracting tool for inner locking type municipal administration well lid
Shape slip ring, slip ring is interior along the connector sleeve being actively set on removal rod 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 rotation 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.
It further include penetrating wearing for removal rod bottom end in a kind of above-mentioned extracting tool for inner locking type municipal administration well lid
Respectively with fixed link bottom end and bar bottom end connecting rod connected vertically, two top of limiting slot extends for bar and both ends
To removal rod top.
Therefore easy to assembly.
A kind of assembly and disassembly methods of inner locking type municipal administration well lid, it is characterised in that: including disassembly well lid method and installation well lid side
Method,
Dismantle well lid method are as follows: removal rod and fixed link are respectively cooperating with and protrude into sets of holes by the handle for holding removal rod top
And fixation hole, it pushes and rotates removal rod around disassembly rod axis, make fixed link cooperation in fixing groove, on fixed link top
Closing piece is pressed, so that limited block is slid into one bottom end of limiting slot, separates locking bar outer end with locked groove, and is located in lockhole, bolt is pushed
Rear end makes sliding block in adjacent locating slot, rotates interstage sleeve relative to removal rod, is adjacent to interstage sleeve bottom end and is against lid top surface
On, keep extracting tool relatively fixed with lid, similarly two extracting tools are separately fixed on two removal holes, both hands difference
It holds removal rod top and dismantles the lid from well seat;
Well lid method is installed are as follows: post-tensioning bolt rear end separates sliding block with locating slot, and is located on limiting slot two, pushes
And removal rod is rotated around removal rod, it is aligned removal rod and fixed link with sets of holes and fixation hole respectively, holds and pull up disassembly
Bar, and extracting tool is dismantled out of removal hole.
By the above method, i.e., lid is dismantled or installed using this extracting tool on well seat.
Compared with prior art, the utility model has the advantages that
1, lid can be locked using locking bar and locked groove cooperation, anti-theft effect is more preferable, and since locked groove is ring structure,
Without location and installation lid;
2, without by the mounting and dismounting tool that is spirally connected, more convenient dismounting, while being influenced by removal hole smaller, use the longevity
It orders longer;
3, closing piece and fixing groove are located at below lid, are avoided that the structure after being used for a long time in closing piece by corrosion and damage.
Detailed description of the invention
Fig. 1 is well lid and extracting tool cooperation main view and partial sectional view.
Fig. 2 is the partial enlarged view of Fig. 1.
Fig. 3 is the partial enlarged view of Fig. 2.
Fig. 4 is lid partial bottom view.
Fig. 5 is the partial bottom view after lid mounting and dismounting tool.
In figure,
1, well seat;11, baffle ring;12, locked groove;
2, lid;21, removal hole;22, sets of holes;23, fixation hole;24, fixing groove;25, lockhole;26, return spring;
3, closing piece;31, bar slot;32, limiting slot one;
4, locking bar;41, limited block;
5, removal rod;51, fixed link;52, reset spring;53, limiting slot two;54, locating slot;
6, grip;61, handle;
7, interstage sleeve;71, sliding sleeve;72, jack;73, bolt;74, sliding block;75, bolt;
8, slip ring;81, connector sleeve;82, annular groove.
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 Figs. 1-5, a kind of inner locking type municipal administration well lid of the utility model, including circular ring shape well seat 1 and be located in well seat 1
Circular plate lid 2,1 inner wall of well seat is equipped with annular baffle ring 11, and 11 top surface of baffle ring is lower than 1 top surface of well seat, and with 1 inner wall of well seat
Vertically, 1 inner wall of well seat is coaxially provided with one of annular lock groove 12, set on lid 2 there are two run through 2 top and bottom of lid disassembly
Hole 21, removal hole 21 include circular hole sets of holes 22, and 22 axis of sets of holes is parallel with 2 axis of lid, and 22 side hole wall of sets of holes, which is equipped with, to be lacked
The poroid fixation hole 23 of the degree of lip-rounding, fixation hole 23 have the two sides hole wall being parallel to each other, and 2 bottom surface of lid is equipped with circular groove shape fixing groove 24,
24 axis of fixing groove is parallel with 22 axis of sets of holes, and 24 slot diameter of fixing groove is identical as 23 two sides hole wall spacing of fixation hole, fixing groove
Embedded with cylindrical closing piece 3,3 outer wall of closing piece is equipped with one of bar slot 31 for activity cooperation in 24, and 31 cell wall of bar slot is equipped with limiting slot 1,
One 32 length direction of limiting slot and 3 axis of closing piece are arranged in angle, be equipped in lid 2 both ends be located at 24 cell wall of fixing groove with
The rod-shaped lockhole 25 of 2 outer wall of lid, 25 axis of lockhole is radial along lid 2 and fixing groove 24 is arranged radially, and is 24 slot of fixing groove
Wall and 2 outer wall the shortest route of lid, activity is equipped with locking bar 4 in lockhole 25, and 4 inner end of locking bar is located on bar slot 31, and is fixed with
The limited block 41 being slidably disposed on limiting slot 1 further includes being located in fixing groove 24, and both ends are pushed up with fixing groove 24 respectively
The return spring 26 that end 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 24 are shifted to install with baffle ring 11, return bullet
Spring 26 pushes closing piece 3, so that limited block 41 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 embedded in lock
In slot 12, and pressure 3 bottom end of closing piece can be gone up, so that limited block 41 is slid into one 32 bottom end of limiting slot, and make 4 outer end of locking bar and locked groove 12
Separation, and be located in lockhole 25.
Further, 22 hole wall of sets of holes is respectively provided with three fixation holes 23, and fixing groove 24 and three fixation holes 23 are successively
It is circumferentially distributed along sets of holes 22 in 90 ° of angles.Two removal holes 21 are located on lid 2 using 2 axis of lid as axis in symmetrical structure.Gu
24 notch of slot is determined with fillet or chamfering, and when limited block 41 is located at one 32 top of limiting slot, 3 bottom end of closing piece, which is higher than, to be fixed
24 notch height of slot.
After lid 2 is mounted on well seat 1, cooperated using locking bar 4 and locked groove 12, opposite can lock lid 2 and well seat 1, and
Since locked groove 12 is the ring structure positioned at 1 inner wall of well seat, there is no need to location and installation lid 2, so that it is easier for installation, it tears open
It is fixed by extracting tool and removal hole 21 when unloading, and upper pressure closing piece 3, so that 4 outer end of locking bar is separated i.e. detachable cover with locked groove 12
Body 2 is avoided that the structure after being used for a long time in closing piece 3 is damaged by corrosion since closing piece 3 and fixing groove 24 are located at 2 lower section of lid
It is bad.
A kind of extracting tool for inner locking type municipal administration well lid, including the round bar shape disassembly identical with 22 aperture of sets of holes of bar diameter
Bar 5, further includes the axis round bar shape fixed link 51 parallel with 5 axis of removal rod, the bending of 51 bottom end of fixed link and with 5 bottom of removal rod
End is fixed, and 51 bar diameter of fixed link is identical as 24 slot diameter of fixing groove, and it further includes the set that is spirally connected that 5 middle part outer wall of removal rod, which has external screw thread,
Interstage sleeve 7 on 5 outer wall of removal rod.
Further, removal rod 5 is fixed with grip 6 on the outer wall on top, and 6 top of grip is vertically connected with handle
61.5 outer wall activity of removal rod cooperation is cased with sliding sleeve 71, and external screw thread is located on 71 outer wall of sliding sleeve, and interstage sleeve 7 is spirally connected and covers in sliding sleeve 71
It further include covering on removal rod 5 on outer wall, and the reset spring 52 that both ends offset with 6 bottom end of grip and 71 top of sliding sleeve respectively,
5 outer wall of removal rod is equipped with limiting slot 2 53, and limiting slot 2 53 is determined equipped with several along the distribution of 2 53 length direction of limiting slot
Position slot 54, sliding sleeve 71 are equipped with jack 72, further include the bolt 73 being inserted on jack 72, and bolt 73 is fixedly arranged at the front end with sliding position
In the sliding block 74 on limiting slot 2 53, reset spring 52 pushes 71 top of sliding sleeve, is against 7 bottom end of interstage sleeve on 2 top surface of lid,
And 73 rear end of bolt can be pushed, make sliding block 74 in arbitrary locating slot 54, and rotate interstage sleeve 7 relative to sliding sleeve 71, makes interstage sleeve 7
Bottom end, which is adjacent to, to be against on 2 top surface of lid.It further include the annular slip ring 8 that activity is against 7 bottom of interstage sleeve, edge is fixed with work in slip ring 8
Dynamic to cover the connector sleeve 81 on 5 outer wall of removal rod, it further includes being fixed on interstage sleeve 7 that 81 wall coaxial of connector sleeve, which is equipped with annular groove 82,
On bolt 75, and 75 end of bolt is slidably disposed on annular groove 82, and slip ring 8 can be made to be adjacent to and be against lid by rotation interstage sleeve 7
On 2 top surface of body.It further include that the bar for penetrating 5 bottom end of removal rod and both ends are hung down with 51 bottom end of fixed link and bar bottom end respectively
The direct-connected connecting rod connect, 2 53 top of limiting slot extend to 5 top of removal rod.
This extracting tool protrudes into sets of holes 22 and fixation hole 23 in use, removal rod 5 and fixed link 51 are respectively cooperating with, rotation
Removal rod 5 is pulled up, fixed link 51 is made to be embedded in fixing groove 24, interstage sleeve 7 is rotated relative to removal rod 5, is adjacent to 7 bottom end of interstage sleeve and is against
On 2 top surface of lid, keep extracting tool and lid 2 relatively fixed, at this time on 51 top of fixed link press closing piece 3, make 4 outer end of locking bar with
Locked groove 12 separates, and holds 5 top of removal rod later and dismantles lid 2 from well seat 1, therefore mounting and dismounting tool is very convenient,
And the extracting tool after installing and the fixation of removal hole 21 are sufficiently stable, while removal hole 21 is hardly damaged, use occasion is wider.
A kind of assembly and disassembly methods of inner locking type municipal administration well lid, including disassembly well lid method and installation well lid method,
Dismantle well lid method are as follows: removal rod 5 and fixed link 51 are respectively cooperating with and are stretched by the handle 61 for holding 5 top of removal rod
Enter sets of holes 22 and fixation hole 23, push and rotate removal rod 5 around 5 axis of removal rod, makes the cooperation of fixed link 51 embedded in fixing groove
In 24, closing piece 3 is pressed on 51 top of fixed link, so that limited block 41 is slid into one 32 bottom end of limiting slot, makes 4 outer end of locking bar and locked groove 12
Separation, and be located in lockhole 25,73 rear end of bolt is pushed, makes sliding block 74 in adjacent locating slot 54, opposite removal rod 5
Interstage sleeve 7 is rotated, 7 bottom end of interstage sleeve is adjacent to and is against on 2 top surface of lid, keep extracting tool and lid 2 relatively fixed, similarly by two
A extracting tool is separately fixed on two removal holes 21, and both hands hold 5 top of removal rod respectively and dismantle lid from well seat 1
2;
Well lid method is installed are as follows: 73 rear end of post-tensioning bolt separates sliding block 74 with locating slot 54, and is located at limiting slot two
On 53, pushes and rotate removal rod 5 around removal rod 5, keep removal rod 5 and fixed link 51 right with sets of holes 22 and fixation hole 23 respectively
Together, removal rod 5 is held and pulled up, and dismantles extracting tool out of removal hole 21.
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, sets of holes 22, fixation hole are used more herein
23, fixing groove 24, lockhole 25, return spring 26, closing piece 3, bar slot 31, limiting slot 1, locking bar 4, limited block 41, removal rod
5, fixed link 51, reset spring 52, limiting slot 2 53, locating slot 54, grip 6, handle 61, interstage sleeve 7, sliding sleeve 71, jack 72, insert
The terms such as pin 73, sliding block 74, bolt 75, slip ring 8, connector sleeve 81, annular groove 82, but the possibility using other terms is not precluded
Property.The use of these terms is merely for the convenience of describing and explaining the nature of the invention;It is construed as any
The additional limitation of one kind is all contrary to the spirit of the present invention.
Claims (9)
1. a kind of inner locking type municipal administration well lid, including circular ring shape well seat (1) and the circular plate lid (2) being located in well seat (1),
Be characterized in that: well seat (1) inner wall is equipped with annular baffle ring (11), and baffle ring (11) top surface is lower than well seat (1) top surface, and and well
Seat (1) inner wall is vertical, and described well seat (1) inner wall is coaxially provided with one of annular lock groove (12), and the lid (2) is equipped with two
A removal hole (21) through lid (2) top and bottom, removal hole (21) include circular hole sets of holes (22), sets of holes (22) axis
Parallel with lid (2) axis, sets of holes (22) side hole wall is equipped with the poroid fixation hole of notch shape (23), and fixation hole (23) has mutual
Parallel two sides hole wall, lid (2) bottom surface are equipped with circular groove shape fixing groove (24), and fixing groove (24) axis and sets of holes (22) axis are flat
Row, and fixing groove (24) slot diameter is identical as fixation hole (23) two sides hole wall spacing, activity cooperation is embedding in the fixing groove (24)
Have cylindrical closing piece (3), the closing piece (3) outer wall is equipped with one of bar slot (31), and bar slot (31) cell wall is equipped with limiting slot one
(32), limiting slot one (32) length direction and closing piece (3) axis are arranged in angle, and both ends are equipped in the lid (2) and are distinguished
Positioned at the rod-shaped lockhole (25) of fixing groove (24) cell wall and lid (2) outer wall, lockhole (25) axis is radial and fixed along lid (2)
Slot (24) is arranged radially, and is fixing groove (24) cell wall and lid (2) outer wall the shortest route, and the lockhole (25) interior activity is worn
Equipped with locking bar (4), locking bar (4) inner end is located on bar slot (31), and is fixed with the limited block being slidably disposed on limiting slot one (32)
It (41), further include being located in fixing groove (24), and the return that both ends offset with fixing groove (24) top and closing piece (3) top respectively
Spring (26);
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 removal hole (21) and fixing groove (24) project and
Baffle ring (11) shifts to install, and the return spring (26) pushes closing piece (3), and limited block (41) is made to be located at limiting slot one (32) top
End, and lid (2) outer wall is stretched out in locking bar (4) outer end, and in locked groove (12), and can go up pressure closing piece (3) bottom end, makes limited block
(41) limiting slot one (32) bottom end is slid into, and separates locking bar (4) outer end with locked groove (12), and is located in lockhole (25).
2. a kind of inner locking type municipal administration well lid according to claim 1, it is characterised in that: sets of holes (22) the hole wall difference
There are three fixation hole (23) for tool, and fixing groove (24) and three fixation holes (23) are successively circumferentially divided in 90 ° of angles along sets of holes (22)
Cloth.
3. a kind of inner locking type municipal administration well lid according to claim 2, it is characterised in that: two removal holes (21) with
Lid (2) axis is that axis is located on lid (2) in symmetrical structure.
4. a kind of inner locking type municipal administration well lid according to claim 3, it is characterised in that: fixing groove (24) the notch tool
There are fillet or chamfering, and when limited block (41) is located at limiting slot one (32) top, the closing piece (3) bottom end is higher than fixing groove
(24) notch height.
5. a kind of extracting tool for inner locking type municipal administration well lid as claimed in claim 4, it is characterised in that: including bar diameter and set
The identical round bar shape removal rod (5) in hole (22) aperture further includes the axis round bar shape fixed link parallel with removal rod (5) axis
(51), fixed link (51) bottom end bends and fixes with removal rod (5) bottom end, the fixed link (51) bar diameter and fixing groove (24)
Slot diameter is identical, and it further includes the gear covered on removal rod (5) outer wall that is spirally connected that outer wall, which has external screw thread, in the middle part of the removal rod (5)
It covers (7).
6. a kind of extracting tool for inner locking type municipal administration well lid according to claim 5, it is characterised in that: described tears open
It unloads bar (5) to be fixed with grip (6) on the outer wall on top, the grip (6) top is vertically connected with handle (61).
7. a kind of extracting tool for inner locking type municipal administration well lid according to claim 6, it is characterised in that: described tears open
It unloads bar (5) outer wall activity cooperation to be cased with sliding sleeve (71), the external screw thread is located on sliding sleeve (71) outer wall, and interstage sleeve (7) is spirally connected
It covers on sliding sleeve (71) outer wall, further includes covering on removal rod (5), and both ends are pushed up with grip (6) bottom end and sliding sleeve (71) respectively
The reset spring (52) to offset is held, removal rod (5) outer wall is equipped with limiting slot two (53), and limiting slot two (53) is equipped with several edges
The locating slot (54) of limiting slot two (53) length direction distribution, the sliding sleeve (71) are equipped with jack (72), further include being inserted in
Bolt (73) on jack (72), bolt (73) is fixedly arranged at the front end with the sliding block (74) being slidably disposed on limiting slot two (53), described
Reset spring (52) push sliding sleeve (71) top, be against interstage sleeve (7) bottom end on lid (2) top surface, and bolt can be pushed
(73) rear end makes sliding block (74) in arbitrary locating slot (54), and rotates interstage sleeve (7) relative to sliding sleeve (71), makes interstage sleeve (7)
Bottom end, which is adjacent to, to be against on lid (2) top surface.
8. a kind of extracting tool for inner locking type municipal administration well lid according to claim 7, it is characterised in that: further include living
The dynamic annular slip ring (8) for being against interstage sleeve (7) bottom, the interior edge of slip ring (8) are fixed with the connection being actively set on removal rod (5) outer wall
It covers (81), it further includes the bolt (75) being fixed on interstage sleeve (7) that connector sleeve (81) wall coaxial, which is equipped with annular groove (82), and spiral shell
Bolt (75) end is slidably disposed on annular groove (82), and slip ring (8) can be made to be adjacent to and be against lid (2) top by rotation interstage sleeve (7)
On face.
9. a kind of extracting tool for inner locking type municipal administration well lid according to claim 8, it is characterised in that: further include wearing
Enter removal rod (5) bottom end bar and both ends respectively with fixed link (51) bottom end and bar bottom end connecting rod connected vertically,
Described limiting slot two (53) top extends to removal rod (5) top.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820815681.0U CN208830360U (en) | 2018-05-29 | 2018-05-29 | A kind of inner locking type municipal administration well lid and extracting tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201820815681.0U CN208830360U (en) | 2018-05-29 | 2018-05-29 | A kind of inner locking type municipal administration well lid and extracting tool |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208830360U true CN208830360U (en) | 2019-05-07 |
Family
ID=66304842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201820815681.0U Expired - Fee Related CN208830360U (en) | 2018-05-29 | 2018-05-29 | A kind of inner locking type municipal administration well lid and extracting tool |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208830360U (en) |
-
2018
- 2018-05-29 CN CN201820815681.0U patent/CN208830360U/en not_active Expired - Fee Related
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