CN107130640A - The method for opening and closing of cable inspection-pit sheet for bottle lid - Google Patents
The method for opening and closing of cable inspection-pit sheet for bottle lid Download PDFInfo
- Publication number
- CN107130640A CN107130640A CN201710456578.1A CN201710456578A CN107130640A CN 107130640 A CN107130640 A CN 107130640A CN 201710456578 A CN201710456578 A CN 201710456578A CN 107130640 A CN107130640 A CN 107130640A
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- China
- Prior art keywords
- cover plate
- pit
- cable inspection
- guide pipe
- lever
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
- E02D29/1463—Hinged connection of cover to frame
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F19/00—Hoisting, lifting, hauling or pushing, not otherwise provided for
- B66F19/005—Lifting devices for manhole covers
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Structural Engineering (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The method for opening and closing of cable inspection-pit sheet for bottle lid, comprises the following steps：（1）First cable inspection-pit thickness of shaft wall above plug is removed for 1 5cm concrete；（2）Plug is screwed out out of mounting hole；（3）Block is taken out out of upright opening, firmly zip bar is extracted out out of second guide pipe to the right；（4）Pressing guide rod makes to start and opened；（5）Workman, which enters, carries out upkeep operation in cable inspection-pit；（6）Cover plate is closed after maintenance is finished, locking bar is re-inserted into the second guide pipe and contacted with connecting plate, then screws on plug, rubber sprue is filled in groove, finally plug is sealed again with concrete.The present invention is simple in construction, it is easy to manufactures, is easily installed and constructs, and also allows for opening and closing the operation of cover plate, and sealing is tight, be easy to raise cover plate, and it is that can reach good anti-theft effect to set simple locking bar, while setting concealed structure, anti-theft effect is more preferably.
Description
Technical field
The invention belongs to technical field of electric power construction, more particularly to a kind of method for opening and closing of cable inspection-pit sheet for bottle lid.
Background technology
Growing with domestic city process, in urban construction, circuit is typically all laid in underpass,
It is accomplished by setting an electric power overhaul well every a segment distance, is provided for screening electric power overhaul well at the top of electric power overhaul well
Cover plate.Existing cover plate is only to cover on the well head of cable inspection-pit, is still much to be formed using casting, cover plate is easy
Stolen, well head is open after being stolen, and easily pedestrian, driving are threatened, and when rainy in rainwater inflow electric power overhaul well,
Badly influence the safe operation of electric power.In addition, when being overhauled, raising cover plate and typically using crowbar, this will destroy electricity
Seal clearance between cable inspection-pit and cover plate, has influence on sealing effectiveness.
The content of the invention
The present invention in order to solve weak point of the prior art there is provided a kind of sealing is strong, good anti-theft effect, be easy to behaviour
The method for opening and closing of the cable inspection-pit sheet for bottle lid of work.
In order to solve the above technical problems, the present invention is adopted the following technical scheme that：The keying side of cable inspection-pit sheet for bottle lid
Method, described cover plate is placed in the well head of cable inspection-pit, and the upper surface of cover plate is flushed with cable inspection-pit upper surface, cover plate
Left side edge pass through hinge and cable inspection-pit the borehole wall on the left of be hinged, with the borehole wall right side of cable inspection-pit on the right side of cover plate
Between be provided with positioning structure of cover plate, be internally provided with the right side of the borehole wall of cable inspection-pit and cover plate bottom right side top pressure coordinate opens
Open mechanism；
Internal reservation has upright opening and lateral aperture on the right side of the borehole wall of cable inspection-pit, and upright opening upper end is apart from cable inspection-pit upper end
Face 1-5cm, upright opening top is embedded with installing pipe, and installing pipe internal whorl is connected with plug, plug upper surface and upright opening
End is flushed, and plug upper surface middle part, which is provided with interior six square grooves, interior six square groove, sets rubber sprue, and lateral aperture is located under cover plate
Connected on the left of side, lateral aperture with cable inspection-pit inside, with being connected on the left of upright opening on the right side of lateral aperture；
Flap opening mechanism includes guide rod, guide, spring and lever, guide be fixedly installed in upright opening and guide center line
It is arranged in vertical, guide rod is slided and is plugged in guide, and guide rod top is fixedly installed baffle ring, and spring is set on guide rod,
Spring upper end and lower end respectively with baffle ring and guide upper-end contact, lower end of the guide rod is fixedly connected with fork arm, and lever is in right low left high
It is obliquely installed, lever left end is extend into inside cable inspection-pit through lateral aperture, is provided with lateral aperture along anterior-posterior horizontal direction
First bearing pin, lever left pivot movement is connected on the first bearing pin, is extend on the right side of lever in upright opening, on the right side of lever along its length
Penetrating elongated hole before and after offering, fork arm bottom through the bearing pin of elongated hole second with lever drive by being connected, and lever left end is upward
Bending, lever left end is provided with the back-up roller wheel contacted with cover plate bottom, under the action of the spring, fork arm bottom and its lower end
Top pressure is contacted；
Positioning structure of cover plate includes the first guide pipe, the second guide pipe and connecting plate, the first guide pipe and the equal edge of the second guide pipe
Left and right horizontal direction is set, and the second guide pipe and connecting plate are embedded in cover plate inner right side, the center line of the second guide pipe and the
The center line of one guide pipe is overlapped, and the left end of the second guide pipe is fixedly connected with connecting plate right lateral surface, the surface area of connecting plate
More than the sectional area of the second guide pipe, the first guide pipe is embedded in the right side borehole wall of cable inspection-pit, a left side for the first guide pipe
End is corresponding with the right-hand member of the second guide pipe or so and connects, and locking bar is inserted with the first guide pipe and the second guide pipe, locking bar
The central axis of center line and guide rod and setting of staggering, locking bar left end are contacted with connecting plate, and locking bar right-hand member extend into upright opening
It is interior, it is provided with the left of the block on rear side of guide rod, block and is contacted with locking bar right-hand member in upright opening, it is right with upright opening on the right side of block
Side inwall contact, the length of block in left-right direction is more than the length of the second guide pipe；
Described method for opening and closing comprises the following steps：
（1）It is first the mixed of 1-5cm cable inspection-pit thickness of shaft wall above plug when needing to open cover plate progress upkeep operation
Solidifying soil is cut away or removed using other modes；
（2）Rubber sprue is taken out out of interior six square grooves, using allen wrench extend into rotate in six square grooves by plug from
Screwed out in mounting hole；
（3）Block is taken out out of upright opening, the right-hand member for clamping locking bar is extend into upright opening using pliers, is firmly drawn to the right
Locking bar, because the length of block in left-right direction is more than the length of the second guide pipe, on the right side of by locking bar right-hand member and upright opening
When inwall is contacted, locking bar determines to extract out out of second guide pipe；
（4）It extend into installing pipe and is threadedly coupled in installing pipe using with externally threaded depression bar, turn depression bar makes depression bar
Press guide rod for lower end, on the ground side's rotation depression bar, and depression bar is moved down, and the elastic force of spring is overcome, while the fork of lower end of the guide rod
Plate drives the first bearing pin to push lever right-hand member, due to the setting of elongated hole, during the first bearing pin is moved down, and elongated hole is sold along first
Axle is slided, and thus is avoided that lever and the first bearing pin produce the stress of horizontal direction, lever is using the first bearing pin as fulcrum, lever
The back-up roller wheel of left end turns to promote cover plate bottom right side upwards, and back-up roller wheel simultaneously moves right along cover plate lower surface, on the right side of cover plate
It is rotated up by pivot point of hinge, after protrusion cable inspection-pit top surface 3-5cm is moved up on the right side of cover plate, due to cover plate
Bottom surface and side between angle be obtuse angle, clasp cover plate right flank using L-type pull bar draws to upper left side, you can cover plate is complete
Start and open entirely；
（5）Workman, which enters, carries out upkeep operation in cable inspection-pit；
（6）Cover plate is closed after maintenance is finished, locking bar is re-inserted into the second guide pipe and contacted with connecting plate, then gear
Block is placed into contact with locking bar right-hand member in upright opening and altered with the vibration for preventing locking bar from receiving when car is crossed on ground out of second guide pipe
Go out, then screw on plug, rubber sprue is filled in groove, finally plug is sealed again with concrete, concrete upper surface and electricity
Cable inspection-pit borehole wall upper surface keeps smooth.
Peripherally disposed on the inside of the well head of cable inspection-pit upper end to have step groove, the bottom surface of step groove is horizontally disposed with,
Angle between the bottom surface and side of step groove is equal with the angle between the bottom surface and side of cover plate and is obtuse angle, cover plate
Rubber seal ring is provided between bottom surface and the bottom surface of step groove, the junction between the side and step groove side of cover plate is provided with
The lower thin and upper thick rubber seal tape in circular cone cartridge type.
The inwall of upright opening is fixedly installed the support block for support limit block.
Pipe outer wall is installed and is provided with the reinforcement being embedded in the borehole wall.
Using above-mentioned technical proposal, with being hinged on the left of the well head of cable inspection-pit on the left of cover plate, in the well of cable inspection-pit
Internal on the right side of wall to set locking bar, locking bar is located in the first guide pipe and the second guide pipe, cover plate is firmly locked in well head,
Play good safe antitheft effect.
Due to cable inspection-pit well lid and occasionally open, therefore each opening for using of the present invention is by 1-5cm's
Concrete destruction, has overhauled blocked again every time, and this is acceptable cost.
The cover plate and the borehole wall of the present invention is made of bar-mat reinforcement casting concrete.Reinforcement second is played in the setting of connecting plate
The effect of guide pipe, and avoid the concrete when pouring from entering in the second guide pipe.Tube side part is installed reinforcement is set, this
Sample can make installing pipe keep stronger fixing.Closure plate, which is played, avoids the concrete when pouring from entering in installing pipe.
Angle between the bottom surface and side of step groove is equal with the angle between the bottom surface and side of cover plate and is blunt
Angle, even if the thickness of cover plate is very thick, a personal hand-held pull bar, using the hinge in the left side of cover plate as fulcrum, also allows for starting upwards,
It is simple and easy to apply.Rubber seal ring and rubber seal tape can play good sealing function, so as to avoid extraneous rainwater from flowing into cable
In inspection-pit, while so that electrical cables inspection-pit interior air-flow is isolated from the outside, reducing the source of moisture.Che Shihui generations are crossed on road surface
Vibration, vibration can cause locking bar to move right, therefore the present invention sets block to prevent locking bar from moving axially.
Set because lever left end also moves right while rising during jacking cover plate, therefore in lever left end
Back-up roller wheel is to reduce and cover plate frictional force.
In summary, the present invention is simple in construction, it is easy to manufactures, is easily installed and constructs, and also allows for opening and closing cover plate
Operation, seal it is tight, be easy to raise cover plate, it is that can reach good anti-theft effect to set simple locking bar, while setting hidden
Concealed structure, anti-theft effect is more preferably.
Brief description of the drawings
Fig. 1 is the structural representation of cover plate opener of the present invention and positioning structure of cover plate；
Fig. 2 is the enlarged drawing at A in Fig. 1；
Fig. 3 is the right side view of fork arm in Fig. 1.
Embodiment
As shown in Figure 1, Figure 2 and Figure 3, the method for opening and closing of cable inspection-pit sheet for bottle lid of the invention, described cover plate 1 is put
Put in the well head of cable inspection-pit 2, the upper surface of cover plate 1 is flushed with the upper surface of cable inspection-pit 2, the left side edge of cover plate 1
By hinge 3 with being hinged on the left of the borehole wall of cable inspection-pit 2, set between the borehole wall right side of the right side of cover plate 1 and cable inspection-pit 2
Have and be internally provided with the unlatching machine coordinated with the bottom right side top pressure of cover plate 1 on the right side of positioning structure of cover plate, the borehole wall of cable inspection-pit 2
Structure.
Internal reservation has upright opening 4 and lateral aperture 5 on the right side of the borehole wall of cable inspection-pit 2, and the upper end of upright opening 4 is examined apart from cable
The upper surface 1-5cm of well workover 2, the top of upright opening 4 is embedded with installing pipe 6, and the internal whorl of installing pipe 6 is connected with plug 7, plug 7
Surface is flushed with the upper end of upright opening 4, and the upper surface middle part of plug 7, which is provided with interior six square grooves, interior six square groove, sets rubber sprue 8,
Lateral aperture 5 is located at the lower section of cover plate 1, and the left side of lateral aperture 5 is connected with the inside of cable inspection-pit 2, and the right side of lateral aperture 5 and upright opening 4 are left
Side is connected.
The opener of cover plate 1 includes guide rod 9, guide 10, spring 11 and lever 12, and guide 10 is fixedly installed on upright opening 4
Interior and guide 10 center line is arranged in vertical, and guide rod 9 is slided and is plugged in guide 10, and the top of guide rod 9 is fixedly installed
Baffle ring 13, spring 11 is set on guide rod 9, the top and bottom of spring 11 respectively with baffle ring 13 and the upper-end contact of guide 10, guide rod 9
Lower end is fixedly connected with fork arm 14, and lever 12 is obliquely installed in right low left high, and the left end of lever 12 extend into cable through lateral aperture 5
Inside inspection-pit 2, anterior-posterior horizontal direction is provided with the first bearing pin 15 in lateral aperture 5, the left pivot movement of lever 12 connection first is sold
On axle 15, the right side of lever 12 is extend into upright opening 4, the right side of lever 12 elongated hole 16 penetrating before and after offering along its length,
The bottom of fork arm 14 through the bearing pin 27 of elongated hole 16 second and lever 12 by being connected, and the left end of lever 12 is provided with and the bottom of cover plate 1
The back-up roller wheel 26 of portion's contact, in the presence of spring 11, the bottom of fork arm 14 is contacted with its lower end top pressure.
Positioning structure of cover plate includes the first guide pipe 17, the second guide pipe 18 and connecting plate 19, the first guide pipe 17 and the
Two guide pipes 18 are set along left and right horizontal direction, and the second guide pipe 18 and connecting plate 19 are embedded in the inner right side of cover plate 1, second
The center line of guide pipe 18 is overlapped with the center line of the first guide pipe 17, left end and the right side table of connecting plate 19 of the second guide pipe 18
Face is fixedly connected, and the surface area of connecting plate 19 is more than the sectional area of the second guide pipe 18, and the first guide pipe 17 is embedded in cable inspection
In the right side borehole wall of well workover 2, the left end of the first guide pipe 17 is corresponding with the right-hand member of the second guide pipe 18 or so and connects, and first leads
It is inserted with locking bar 20 into the guide pipe 18 of pipe 17 and second, the center line of locking bar 20 and the central axis of guide rod 9 and staggering is set
Put, the left end of locking bar 20 is contacted with connecting plate 19, the right-hand member of locking bar 20 is extend into upright opening 4, is provided with upright opening 4 positioned at guide rod
The block 21 of 9 rear sides, the left side of block 21 is contacted with the right-hand member of locking bar 20, and the right side of block 21 is contacted with the right side inwall of upright opening 4, block
21 length in left-right direction is more than the length of the second guide pipe 18.
The method opened and closed using the method for opening and closing of described cable inspection-pit sheet for bottle lid to cover plate, including following step
Suddenly,
（1）It is first 1-5cm the thickness of shaft wall of 7 top cable inspection-pit of plug 2 when needing to open the progress upkeep operation of cover plate 1
Concrete cut away or removed using other modes；
（2）Rubber sprue 8 is taken out out of interior six square grooves, is extend into interior six square grooves and is rotated plug 7 using allen wrench
Screwed out out of mounting hole；
（3）Block 21 is taken out out of upright opening 4, the right-hand member for clamping locking bar 20 is extend into upright opening 4 using pliers, firmly
Zip bar 20 to the right, because the length of block 21 in left-right direction is more than the length of the second guide pipe 18, until locking bar 20 is right
When end is contacted with the right side inwall of upright opening 4, locking bar 20 determines to extract out out of second guide pipe 18；
（4）It extend into installing pipe 6 and is threadedly coupled in installing pipe 6 using with externally threaded depression bar, turn depression bar makes pressure
Guide rod 9 is pressed in bar lower end, on the ground side's rotation depression bar, and depression bar is moved down, and the elastic force of spring 11 is overcome, while under guide rod 9
The fork plate at end drives the first bearing pin 15 to push the right-hand member of lever 12, and due to the setting of elongated hole 16, the first bearing pin 15 moves down process
In, elongated hole 16 is slided along the first bearing pin 15, thus is avoided that the bearing pin 15 of lever 12 and first produces the stress of horizontal direction, lever 12
It is fulcrum with the first bearing pin 15, the back-up roller wheel 26 of the left end of lever 12 turns to promote the bottom right side of cover plate 1, back-up roller wheel upwards
26 and moved right along the lower surface of cover plate 1, the right side of cover plate 1 is rotated up with hinge 3 for pivot point, when the right side of cover plate 1 upwards
After the mobile top surface 3-5cm of protrusion cable inspection-pit 2, because the angle between the bottom surface and side of cover plate 1 is obtuse angle, L-type is used
Pull bar clasps the right flank of cover plate 1 and drawn to upper left side, you can cover plate 1 is started and opened completely；
（5）Workman, which enters, carries out upkeep operation in cable inspection-pit 2；
（6）Cover plate 1 is closed after maintenance is finished, locking bar 20 is re-inserted into the second guide pipe 18 and connect with connecting plate 19
Touch, then block 21 is placed into upright opening 4 contacted with the right-hand member of locking bar 20 to prevent locking bar 20 from receiving vibration when car is crossed on ground
Scurried out out of second guide pipe, then screw on plug 7, rubber sprue 8 is filled in groove, finally with concrete again the envelope of plug 7
Firmly, concrete upper surface keeps smooth with the borehole wall upper surface of cable inspection-pit 2.
Peripherally disposed on the inside of the well head of the upper end of cable inspection-pit 2 to have step groove, the bottom surface of step groove is horizontally disposed with,
Angle between the bottom surface and side of step groove is equal with the angle between the bottom surface and side of cover plate 1 and is obtuse angle, cover plate 1
Bottom surface and step groove bottom surface between be provided with rubber seal ring 22, the connection between the side and step groove side of cover plate 1
Place is provided with the lower thin and upper thick rubber seal tape 23 in circular cone cartridge type.
The inwall of upright opening 4 is fixedly installed the support block 24 for support limit block 21.
The outer wall of installing pipe 6 is provided with the reinforcement 25 being embedded in the borehole wall.
The present embodiment not makees any formal limitation to shape, material, structure of the present invention etc., every according to this hair
Any simple modification, equivalent variations and modification that bright technical spirit is made to above example, belong to the technology of the present invention side
The protection domain of case.
Claims (4)
1. the method for opening and closing of cable inspection-pit sheet for bottle lid, described cover plate is placed in the well head of cable inspection-pit, cover plate
Upper surface is flushed with cable inspection-pit upper surface, it is characterised in that：The left side edge of cover plate passes through hinge and cable inspection-pit
It is hinged on the left of the borehole wall, positioning structure of cover plate, cable inspection-pit is provided between the borehole wall right side of cable inspection-pit on the right side of cover plate
The borehole wall on the right side of be internally provided with cover plate bottom right side top pressure coordinate opener；
Internal reservation has upright opening and lateral aperture on the right side of the borehole wall of cable inspection-pit, and upright opening upper end is apart from cable inspection-pit upper end
Face 1-5cm, upright opening top is embedded with installing pipe, and installing pipe internal whorl is connected with plug, plug upper surface and upright opening
End is flushed, and plug upper surface middle part, which is provided with interior six square grooves, interior six square groove, sets rubber sprue, and lateral aperture is located under cover plate
Connected on the left of side, lateral aperture with cable inspection-pit inside, with being connected on the left of upright opening on the right side of lateral aperture；
Flap opening mechanism includes guide rod, guide, spring and lever, guide be fixedly installed in upright opening and guide center line
It is arranged in vertical, guide rod is slided and is plugged in guide, and guide rod top is fixedly installed baffle ring, and spring is set on guide rod,
Spring upper end and lower end respectively with baffle ring and guide upper-end contact, lower end of the guide rod is fixedly connected with fork arm, and lever is in right low left high
It is obliquely installed, lever left end is extend into inside cable inspection-pit through lateral aperture, is provided with lateral aperture along anterior-posterior horizontal direction
First bearing pin, lever left pivot movement is connected on the first bearing pin, is extend on the right side of lever in upright opening, on the right side of lever along its length
Penetrating elongated hole before and after offering, fork arm bottom through the bearing pin of elongated hole second with lever drive by being connected, and lever left end is upward
Bending, lever left end is provided with the back-up roller wheel contacted with cover plate bottom, under the action of the spring, fork arm bottom and its lower end
Top pressure is contacted；
Positioning structure of cover plate includes the first guide pipe, the second guide pipe and connecting plate, the first guide pipe and the equal edge of the second guide pipe
Left and right horizontal direction is set, and the second guide pipe and connecting plate are embedded in cover plate inner right side, the center line of the second guide pipe and the
The center line of one guide pipe is overlapped, and the left end of the second guide pipe is fixedly connected with connecting plate right lateral surface, the surface area of connecting plate
More than the sectional area of the second guide pipe, the first guide pipe is embedded in the right side borehole wall of cable inspection-pit, a left side for the first guide pipe
End is corresponding with the right-hand member of the second guide pipe or so and connects, and locking bar is inserted with the first guide pipe and the second guide pipe, locking bar
The central axis of center line and guide rod and setting of staggering, locking bar left end are contacted with connecting plate, and locking bar right-hand member extend into upright opening
It is interior, it is provided with the left of the block on rear side of guide rod, block and is contacted with locking bar right-hand member in upright opening, it is right with upright opening on the right side of block
Side inwall contact, the length of block in left-right direction is more than the length of the second guide pipe；
Described method for opening and closing comprises the following steps：
（1）It is first the mixed of 1-5cm cable inspection-pit thickness of shaft wall above plug when needing to open cover plate progress upkeep operation
Solidifying soil is cut away or removed using other modes；
（2）Rubber sprue is taken out out of interior six square grooves, using allen wrench extend into rotate in six square grooves by plug from
Screwed out in mounting hole；
（3）Block is taken out out of upright opening, the right-hand member for clamping locking bar is extend into upright opening using pliers, is firmly drawn to the right
Locking bar, because the length of block in left-right direction is more than the length of the second guide pipe, on the right side of by locking bar right-hand member and upright opening
When inwall is contacted, locking bar determines to extract out out of second guide pipe；
（4）It extend into installing pipe and is threadedly coupled in installing pipe using with externally threaded depression bar, turn depression bar makes depression bar
Press guide rod for lower end, on the ground side's rotation depression bar, and depression bar is moved down, and the elastic force of spring is overcome, while the fork of lower end of the guide rod
Plate drives the first bearing pin to push lever right-hand member, due to the setting of elongated hole, during the first bearing pin is moved down, and elongated hole is sold along first
Axle is slided, and thus is avoided that lever and the first bearing pin produce the stress of horizontal direction, lever is using the first bearing pin as fulcrum, lever
The back-up roller wheel of left end turns to promote cover plate bottom right side upwards, and back-up roller wheel simultaneously moves right along cover plate lower surface, on the right side of cover plate
It is rotated up by pivot point of hinge, after protrusion cable inspection-pit top surface 3-5cm is moved up on the right side of cover plate, due to cover plate
Bottom surface and side between angle be obtuse angle, clasp cover plate right flank using L-type pull bar draws to upper left side, you can cover plate is complete
Start and open entirely；
（5）Workman, which enters, carries out upkeep operation in cable inspection-pit；
（6）Cover plate is closed after maintenance is finished, locking bar is re-inserted into the second guide pipe and contacted with connecting plate, then gear
Block is placed into contact with locking bar right-hand member in upright opening and altered with the vibration for preventing locking bar from receiving when car is crossed on ground out of second guide pipe
Go out, then screw on plug, rubber sprue is filled in groove, finally plug is sealed again with concrete, concrete upper surface and electricity
Cable inspection-pit borehole wall upper surface keeps smooth.
2. the method for opening and closing of cable inspection-pit sheet for bottle lid according to claim 1, it is characterised in that：On cable inspection-pit
Peripherally disposed on the inside of the well head at end to have step groove, the bottom surface of step groove is horizontally disposed with, bottom surface and the side of step groove
Between angle it is equal with the angle between the bottom surface and side of cover plate and be obtuse angle, the bottom surface of cover plate and the bottom surface of step groove it
Between be provided with rubber seal ring, the junction between the side and step groove side of cover plate is provided with lower thin and upper thick in circular cone cartridge type
Rubber seal tape.
3. the method for opening and closing of cable inspection-pit sheet for bottle lid according to claim 1, it is characterised in that：The inwall of upright opening
It is fixedly installed the support block for support limit block.
4. the method for opening and closing of cable inspection-pit sheet for bottle lid according to claim 2, it is characterised in that：Pipe outer wall is installed to set
It is equipped with the reinforcement being embedded in the borehole wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710456578.1A CN107130640B (en) | 2017-06-16 | 2017-06-16 | The method for opening and closing of cable inspection-pit sheet for bottle lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710456578.1A CN107130640B (en) | 2017-06-16 | 2017-06-16 | The method for opening and closing of cable inspection-pit sheet for bottle lid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107130640A true CN107130640A (en) | 2017-09-05 |
| CN107130640B CN107130640B (en) | 2019-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710456578.1A Expired - Fee Related CN107130640B (en) | 2017-06-16 | 2017-06-16 | The method for opening and closing of cable inspection-pit sheet for bottle lid |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109935364A (en) * | 2017-12-19 | 2019-06-25 | 中国原子能科学研究院 | A kind of guiding pipe connected pipe, upper tube socket and fuel assembly skeleton |
| CN110011207A (en) * | 2019-04-17 | 2019-07-12 | 华翔翔能电气股份有限公司 | A kind of burying-terra transformer substation with safety guard |
| CN110258604A (en) * | 2019-07-31 | 2019-09-20 | 中冶建工集团有限公司 | A kind of precipitation well head protection cap |
| CN113328381A (en) * | 2021-06-08 | 2021-08-31 | 国网河北省电力有限公司邱县供电分公司 | Cable inspection device |
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| CN2340813Y (en) * | 1998-07-01 | 1999-09-29 | 张景仁 | Anti-stealing manhole cover |
| CN2481763Y (en) * | 2001-06-20 | 2002-03-13 | 王守利 | Strong theftproof sealed manhole cover device |
| CA2733838A1 (en) * | 2010-03-15 | 2011-09-15 | Norinco | Road system device , namely manhole, with backward moving frame and pad relative to the frame to ensure that close position of the pad in the frame |
| CN103306309A (en) * | 2013-07-02 | 2013-09-18 | 徐鸿祥 | Anti-theft safe water-draining inspection-well cover |
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| CN109935364A (en) * | 2017-12-19 | 2019-06-25 | 中国原子能科学研究院 | A kind of guiding pipe connected pipe, upper tube socket and fuel assembly skeleton |
| CN110011207A (en) * | 2019-04-17 | 2019-07-12 | 华翔翔能电气股份有限公司 | A kind of burying-terra transformer substation with safety guard |
| CN110011207B (en) * | 2019-04-17 | 2023-08-29 | 华翔翔能科技股份有限公司 | Buried transformer substation with safety protection device |
| CN110258604A (en) * | 2019-07-31 | 2019-09-20 | 中冶建工集团有限公司 | A kind of precipitation well head protection cap |
| CN110258604B (en) * | 2019-07-31 | 2024-03-12 | 中冶建工集团有限公司 | Dewatering wellhead protective cover |
| CN113328381A (en) * | 2021-06-08 | 2021-08-31 | 国网河北省电力有限公司邱县供电分公司 | Cable inspection device |
| CN113328381B (en) * | 2021-06-08 | 2022-09-27 | 国网河北省电力有限公司邱县供电分公司 | Cable inspection device |
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