CN108589788A - A kind of lifting integrated safe well lid - Google Patents
A kind of lifting integrated safe well lid Download PDFInfo
- Publication number
- CN108589788A CN108589788A CN201810591820.0A CN201810591820A CN108589788A CN 108589788 A CN108589788 A CN 108589788A CN 201810591820 A CN201810591820 A CN 201810591820A CN 108589788 A CN108589788 A CN 108589788A
- Authority
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- China
- Prior art keywords
- well lid
- lifting
- main frame
- integrated safe
- wire rope
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 238000001514 detection method Methods 0.000 claims description 8
- 238000012806 monitoring device Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 230000037396 body weight Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 13
- 238000007689 inspection Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 8
- 239000000919 ceramic Substances 0.000 description 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010033307 Overweight Diseases 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 235000020825 overweight Nutrition 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 1
Classifications
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
Landscapes
- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The present invention relates to a kind of well lid, including lifting body, balance weight assembly, fixed pulley, the affixed outline border with balance weight assembly, the fixed pulley is equipped with steel wire rope, and steel wire rope one end connects balance weight assembly, and the steel wire rope other end connects lifting body.The present invention opened on the basis of antitheft it is convenient and efficient when being closed well lid, when maintenance can road pavement personnel play eye-catching prompting and safety protection function.
Description
Technical field
The present invention relates to a kind of well lids, and in particular to a kind of to apply under the scenes such as cable inspection-pit, combustion gas inspection-pit
Safety well cover with lifting integrated function.
Background technology
With the rapid development of urban construction, it is each that power cable, communication cable, gas pipeline etc. are embedded under urban road
Kind pipe network, the service personnel of official website need to carry out irregular inspection or maintenance to each region.There are various shapes on the market at present
The anti-stealing manhole cover of formula still has problems with although certain anti-theft function can be played：
1. if Separated anti-theft well lid, opens well lid in service personnel and pierce in inspection shaft, if left unguarded at this time, well lid holds
It is easily stolen；
2. well lid is led to well lid displacement by under wheel or this boiler face other outer force effects, it is easy that well lid is made to deviate inspection shaft or pendant
Enter in inspection shaft；
3. well lid is heavier, opens and to close well lid time-consuming and laborious；
4. service personnel, when inspection shaft overhauls, ignorant personnel are possible to that well lid can be covered, service personnel is easy to be trapped in inspection shaft
In, or parabolic consciously or unconsciously is carried out to inspection shaft, maintenance is impacted.
Invention content
Goal of the invention：In view of the above-mentioned deficiencies in the prior art, it is an object of the present invention to provide a kind of lifting integrated safe well
Lid, no matter maintenance be also non-maintenance when well lid can not all be stolen, while for overhaul facility is provided.
Technical solution：In order to reach foregoing invention purpose, the present invention is specifically achieved like this：
1. a kind of lifting integrated safe well lid, including lifting body, balance weight assembly, fixed pulley, with affixed outer of balance weight assembly
Frame, which is characterized in that the fixed pulley is equipped with steel wire rope, and steel wire rope one end connects balance weight assembly, the connection of the steel wire rope other end
Lifting body.The weight of balance weight assembly counteracts most of weight of lifting body after being connected by the steel wire rope on fixed pulley,
Personnel easily can lift and close.
2. it is further, counterweight mounting plate is connected on the inside of the outline border, the counterweight mounting plate is equipped with weight set
Part；It is equipped with lifting guide sleeve fixed seat on the inside of the outline border, lifting guide sleeve is equipped in the lifting guide sleeve fixed seat.The outline border with
The pedestal of inspection shaft is affixed, and counterweight mounting plate is threadedly coupled with outline border, and balance weight assembly is threadedly coupled with counterweight mounting plate, easy to disassemble
It replaces；Lifting body is moved up and down by lifting guide pillar has a degree of abrasion to lifting guide sleeve, only needs to change lifting guide sleeve,
Maintenance cost is reduced, the lifting guide sleeve of hard non-metallic material can effectively lower frictional force when lifting guide pillar moves up and down.
3. further, the lifting body includes the main frame being spliced by several shaped steel, is covered on main frame top
The well lid in portion；The main frame side offers inlet and outlet, and the inlet and outlet are equipped with warning tape；The well lid is cut with scissors with main frame
It connects, limit drawstring is equipped between well lid and main frame；The main frame is equipped with several vertical lifting guide pillars, the lifting
Guide rod slides up and down in lifting guide sleeve.Well lid is hinged with main frame, antitheft；Service personnel can carry out inspection shaft by inlet and outlet
Disengaging, the warning tapes of inlet and outlet be chain or have the band-like cloth of distinct color, and one reminds passerby to forbid from inlet and outlet
It enters inspection shaft to go, what lifting body was formed, which surrounds guardrail, can also prevent accidental falling accident, and two indicate that this place carries out
Maintenance, it is noted that detour；Affixed lifting guide pillar straight cutting enters the lifting guide sleeve on outline border on main frame, is played surely to main frame
Fixed effect prevents shaking of the main frame after raising, if well lid is rectangle, lifting body can be cuboid, if well lid
For circle, then lifting body cross section can be 6 at shape, 8 polygons such as shape, or it is round.
4. further, the balance weight assembly includes connecting plate, the guide rod that is fixed on connecting plate, opposite with guide rod is slided
One end of dynamic clump weight, the clump weight and steel wire rope connects, and the fixed pulley and connecting plate are affixed.It is moved down on clump weight
Dynamic rail road is positioned by guide rod, prevents clump weight from being shaken during rise and fall.
5. it is further, locking device is connected on the main frame, the locking device includes locking bar, is fixed in lock
The upper collet of bar upper end, the lower locking plate for being fixed in locking bar lower end, the fixinig plate being fixed on the inside of outline border, the upper collet and lower lock
When piece rotates to nearest with outline border inner distance with fixinig plate snapping.It can be made on upper collet and main frame by rotating rod lock
Crossbeam snapping can also make lower locking plate and the fixinig plate snapping on outline border, play the role of stationary main frame, prevent under main frame
Pendant.
6. further, the clump weight weight is lighter than lifting body weight 2-50kg.People lifts lifting body without flower
Take a large amount of strength, one can be operated, easy and convenient, while lifting body slightly overweights clump weight in its natural state, keep rising
Drop main body sinks to inspection shaft bottom.
7. further, the lifting guide sleeve material is hard non-metallic material.Can be ceramic wear-resisting material has carbonization
Silicon ceramics, aluminium oxide ceramics, ultra-high molecular weight polyethylene etc..
8. further, the well lid is locked equipped with cover board, cover board lock and outline border grafting.It is locked by cover board, is only overhauled
Personnel could open well lid, and progress ensures that the safety of well lid, the one side of well lid upward can be laid with steel plate, prevent sundries from falling
Inspection shaft is fallen, may be set to be netted, is dredged convenient for rainwater, reinforcing rib can be set on well lid, the pressure that road surface is brought can be born
Power.
9. further, the well lid is equipped with detection monitoring device.Detection device is detected to control with monitoring center or collection
Center cluster, convenient for unified management and intelligent monitoring.
Advantageous effect：The present invention has the following advantages compared with traditional technology：
10. by adjusting counterweight number of blocks, it can be ensured that it is easy and convenient to open well lid；
11. no matter whole device one integrated mass can effectively prevent well lid stolen when maintenance is also non-maintenance；
12. energy road pavement pedestrian plays a warning role in maintenance, take a devious route, it is ensured that service work is smoothed out.
Description of the drawings
Fig. 1 is a kind of lifting integrated safe manhole cover structure schematic diagram.
Fig. 2 is a kind of lifting body structural schematic diagram of lifting integrated safe well lid.
Fig. 3 is a kind of outline border lid structural schematic diagram of lifting integrated safe well.
Fig. 4 is a kind of locking device structure schematic diagram of lifting integrated safe well lid.
Fig. 5 is a kind of weighted member structures schematic diagram of lifting integrated safe well lid.
Fig. 6 is a kind of well lid articulated slab and steel wire rope fixed ear schematic diagram of lifting integrated safe well lid.
Fig. 7 is a kind of manhole cover structure schematic diagram of lifting integrated safe well lid.
Fig. 8 is a kind of well lid detection monitoring device schematic diagram of lifting integrated safe well lid.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Embodiment one：As shown in Figure 1, a kind of lifting integrated safe well lid, including it is lifting body 1, balance weight assembly 3, fixed
Pulley 4, the outline border 2 affixed with balance weight assembly 3, the fixed pulley 4 are equipped with steel wire rope 5, and 5 one end of steel wire rope connects balance weight assembly
3,5 other end of steel wire rope connects lifting body 1, and the fixed pulley 4, steel wire rope 5 and balance weight assembly 3 are distributed in lifting body 1
Both sides make uniform force during raising and lowering of lifting body 1, while can bear the load-carrying of bigger.
The lifting body 1 as shown in Fig. 2, Fig. 6 figure includes the main frame 1.6 being spliced by shaped steel, covers in main frame
The well lid 1.1 at 1.6 tops；1.6 side of the main frame offers inlet and outlet 1.7, and the inlet and outlet 1.7 are equipped with warning tape 1.3；
The well lid 1.1 is hinged by hinge 1.1d with main frame 1.6, can be renovated to well lid, well lid 1.1 and main frame
Limit drawstring 1.2 is equipped between 1.6；The main frame 1.6 is equipped with two vertical lifting guide pillars 1.4, the lifting guide pillar
1.4 slide up and down in lifting guide sleeve 2.4, and in the installation of the lifting guide sleeve 2.4 lifting guide sleeve fixed seat 2.3, lifting guide sleeve is solid
Reservation 2.3 is fixed in 2 inward flange of outline border, strengthens stability of the lifting body 1 in lifting process, while lifting guide sleeve 2.4
Can be the materials such as silicon carbide ceramics.
Outline border 2 as shown in Figure 3, inside are connected with counterweight mounting plate 2.2, and the counterweight mounting plate 2.2, which is equipped with, matches
Part 3 is recombinated, balance weight assembly 3 as shown in Figure 5 includes connecting plate 3.3, two guide rods 3.1 being fixed on connecting plate 3.3, is in
The opposite clump weight 3.2 slided, the clump weight 3.2 are connect with one end of steel wire rope 5 with guide rod 3.1 between two guide rods 3.1,
The fixed pulley 4 and connecting plate 3.3 are affixed.
Well lid 1.1 as shown in Figure 4, including reinforcing rib 1.1b on capping 1.1c, capping, cover edge are locked equipped with cover board
1.1a, well lid 1.1 is hinged by hinge 1.1d and main frame 1.6, and locking 1.1a by cover board when maintenance finishes prevents nothing
Pass personnel open well lid 1.1 without authorization.3.2 weight of clump weight is lighter than 1 weight 5kg of lifting body, and people easily can lift and put down.
Embodiment two：On the basis of embodiment one, locking device is set in 1 outside of lifting body, as shown in figure 4, institute
It states and is connected with locking device on lifting body 1, the locking device includes locking bar 1.3c, is fixed in the locking of the upper ends locking bar 1.3c
Piece 1.3a, the lower locking plate 1.3e for being fixed in the lower ends locking bar 1.3c are fixed in the fixinig plate 2.1 of 2 inside of outline border, the lower locking plate
When 1.3e rotates to nearest with 2 inner distance of outline border with 2.1 snapping of fixinig plate.It is real by spanner rotating rod lock 1.3c lower end 1.3d
Now with 2.1 snapping of fixinig plate, the crossbeam with 1.6 upper end of main frame can also be realized by spanner rotating rod lock 1.3c upper end 1.3b
1.7 it is lower along snapping, it is ensured that the fixation of lifting body 1 in maintenance process, lower locking plate 1.3e can also be solid with lifting guide sleeve
Snapping is realized in reservation 2.3, replaces the fixed function of fixinig plate 2.1.3.2 weight of clump weight is lighter than 1 weight 10kg of lifting body, people
Easily it can lift and put down.
The lifting integrated safe well lid easily facilitates service personnel and passes in and out inspection shaft other than playing antitheft function,
It reminds giving passerby when maintenance, simple in structure convenient for safeguarding, rise and fall are not necessarily to pass through motor or other are external
Driven by energy, it is at low cost, convenient for safeguarding
Embodiment three：On the basis of embodiment two, as shown in Fig. 2, Fig. 8, the 1.7 lower section installation of inlet and outlet of main frame 1.6 is climbed
Ladder facilitates personnel to pass in and out inspection shaft；Well lid 1.1, which is internally integrated, is equipped with detection monitoring device 1.1e, and detection monitoring device includes number
According to wireless launcher, when well lid is opened or other situations occurs, detection monitoring device 1.1e can send out data to monitoring
Center（Centralized control center）Convenient for management；Solar powered or storage battery power supply or the sun may be used in the power supply of detection monitoring device
The modes such as power supply can be combined with accumulator.The structure realizes the data transmission of each node, facilitates networking, passes through well lid 1.1
The network node of composition and the docking of long-range big data platform, monitor the state of each network node, realize the pipe of Internet of things type
Reason mode.
Specific embodiment described herein is only to be illustrated to spirit of that invention.Technology belonging to the present invention is led
The technical staff in domain can make various modifications or additions to the described embodiments or be replaced using similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (9)
1. a kind of lifting integrated safe well lid, including lifting body, balance weight assembly, fixed pulley, with affixed outer of balance weight assembly
Frame, which is characterized in that the fixed pulley is equipped with steel wire rope, and steel wire rope one end connects balance weight assembly, the connection of the steel wire rope other end
Lifting body.
2. a kind of lifting integrated safe well lid according to claim 1, which is characterized in that be connected on the inside of the outline border
Counterweight mounting plate, the counterweight mounting plate are equipped with balance weight assembly；Lifting guide sleeve fixed seat, the liter are equipped on the inside of the outline border
It drops and is equipped with lifting guide sleeve in guide sleeve fixed seat.
3. a kind of lifting integrated safe well lid according to claim 2, which is characterized in that the lifting body include by
The main frame that several shaped steel is spliced covers the well lid at the top of main frame；The main frame side offers inlet and outlet, institute
It states inlet and outlet and is equipped with warning tape；The well lid is hinged with main frame, and limit drawstring is equipped between well lid and main frame；The main frame
Frame is equipped with several vertical lifting guide pillars, and the lifting guide pillar slides up and down in lifting guide sleeve.
4. a kind of lifting integrated safe well lid according to claim 1, which is characterized in that the balance weight assembly includes connecting
Fishplate bar, the guide rod being fixed on connecting plate, sliding opposite with guide rod clump weight, one end of the clump weight and steel wire rope connects
It connects, the fixed pulley and connecting plate are affixed.
5. a kind of lifting integrated safe well lid according to claim 3, which is characterized in that be connected on the main frame
Locking device, the locking device include locking bar, are fixed in the upper collet of locking bar upper end, are fixed in the lower locking plate of locking bar lower end,
When the fixinig plate being fixed on the inside of outline border, the upper collet and lower locking plate rotate to nearest with outline border inner distance with fixinig plate button
It connects.
6. a kind of lifting integrated safe well lid according to claim 4, which is characterized in that the clump weight it is light-weight
In lifting body weight range be 2-20kg.
7. a kind of lifting integrated safe well lid according to claim 2, which is characterized in that the lifting guide sleeve material is
Hard non-metallic material.
8. a kind of lifting integrated safe well lid according to claim 3, which is characterized in that the well lid is equipped with cover board
Lock, cover board lock and outline border grafting.
9. a kind of lifting integrated safe well lid according to claim 3, which is characterized in that the well lid is equipped with detection
Monitoring device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810591820.0A CN108589788A (en) | 2018-06-11 | 2018-06-11 | A kind of lifting integrated safe well lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810591820.0A CN108589788A (en) | 2018-06-11 | 2018-06-11 | A kind of lifting integrated safe well lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108589788A true CN108589788A (en) | 2018-09-28 |
Family
ID=63627901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810591820.0A Withdrawn CN108589788A (en) | 2018-06-11 | 2018-06-11 | A kind of lifting integrated safe well lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108589788A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826304A (en) * | 2019-01-28 | 2019-05-31 | 吴庆华 | Well structure under municipal inspection shaft |
| CN111585214A (en) * | 2020-04-03 | 2020-08-25 | 国网浙江省电力有限公司湖州供电公司 | Prefabricated assembled cable laying structure of cable trench facility |
| CN113529798A (en) * | 2021-06-21 | 2021-10-22 | 中国长江电力股份有限公司 | Manhole cover plate and protective fence linkage device and method |
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| CN200961363Y (en) * | 2006-09-30 | 2007-10-17 | 成都航空电器设备有限公司 | Semi-automatic lifting type airplane service ground well |
| CN101068455A (en) * | 2007-07-10 | 2007-11-07 | 汪述普 | Well electric cabinet |
| CN106144946A (en) * | 2016-08-25 | 2016-11-23 | 西安睿诺新能源有限公司 | A kind of mechanical balance counter weight type aircraft service ensures hoistable platform |
| KR101686577B1 (en) * | 2016-04-12 | 2016-12-15 | (주) 디케이금속 | Valve room installed a manhole with a hinge-type cover |
| CN107326772A (en) * | 2017-08-31 | 2017-11-07 | 卢晓惠 | A kind of pipe trench well lid and town road integral structure |
| CN107794949A (en) * | 2017-09-21 | 2018-03-13 | 国网宁夏电力公司吴忠供电公司 | A kind of ventilation dewetting well cover of cable well |
| CN108104173A (en) * | 2018-02-05 | 2018-06-01 | 解宏 | Tunnel escape manhole mounting structure and tunnel escape well |
| CN208594574U (en) * | 2018-06-11 | 2019-03-12 | 江苏广通电力设备有限公司 | A kind of lifting integrated safe well lid |
-
2018
- 2018-06-11 CN CN201810591820.0A patent/CN108589788A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200961363Y (en) * | 2006-09-30 | 2007-10-17 | 成都航空电器设备有限公司 | Semi-automatic lifting type airplane service ground well |
| CN101068455A (en) * | 2007-07-10 | 2007-11-07 | 汪述普 | Well electric cabinet |
| KR101686577B1 (en) * | 2016-04-12 | 2016-12-15 | (주) 디케이금속 | Valve room installed a manhole with a hinge-type cover |
| CN106144946A (en) * | 2016-08-25 | 2016-11-23 | 西安睿诺新能源有限公司 | A kind of mechanical balance counter weight type aircraft service ensures hoistable platform |
| CN107326772A (en) * | 2017-08-31 | 2017-11-07 | 卢晓惠 | A kind of pipe trench well lid and town road integral structure |
| CN107794949A (en) * | 2017-09-21 | 2018-03-13 | 国网宁夏电力公司吴忠供电公司 | A kind of ventilation dewetting well cover of cable well |
| CN108104173A (en) * | 2018-02-05 | 2018-06-01 | 解宏 | Tunnel escape manhole mounting structure and tunnel escape well |
| CN208594574U (en) * | 2018-06-11 | 2019-03-12 | 江苏广通电力设备有限公司 | A kind of lifting integrated safe well lid |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826304A (en) * | 2019-01-28 | 2019-05-31 | 吴庆华 | Well structure under municipal inspection shaft |
| CN111585214A (en) * | 2020-04-03 | 2020-08-25 | 国网浙江省电力有限公司湖州供电公司 | Prefabricated assembled cable laying structure of cable trench facility |
| CN113529798A (en) * | 2021-06-21 | 2021-10-22 | 中国长江电力股份有限公司 | Manhole cover plate and protective fence linkage device and method |
| CN113529798B (en) * | 2021-06-21 | 2022-04-19 | 中国长江电力股份有限公司 | Manhole cover plate and protective fence linkage device and method |
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Application publication date: 20180928 |