CN110056008A - A kind of pipe gallery Safety well cover - Google Patents
A kind of pipe gallery Safety well cover Download PDFInfo
- Publication number
- CN110056008A CN110056008A CN201910298112.2A CN201910298112A CN110056008A CN 110056008 A CN110056008 A CN 110056008A CN 201910298112 A CN201910298112 A CN 201910298112A CN 110056008 A CN110056008 A CN 110056008A
- Authority
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- China
- Prior art keywords
- lid
- locking bar
- unlocking mechanism
- unlock
- locked groove
- Prior art date
- 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.)
- Granted
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- 230000007246 mechanism Effects 0.000 claims abstract description 49
- 238000000034 method Methods 0.000 claims description 23
- 230000009471 action Effects 0.000 claims description 3
- 210000004907 gland Anatomy 0.000 claims description 3
- 239000011148 porous material Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000007726 management method Methods 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 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
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000013439 planning Methods 0.000 description 1
- 238000009428 plumbing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000003860 storage Methods 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
- E02D29/1427—Locking devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
Abstract
A kind of pipe gallery Safety well cover, including well seat, lid and locking device, the well seat is fixed with well head, the lid and well seat are rotatablely connected, the locking device includes locked groove, locking bar and unlocking mechanism, the locked groove is set on well seat, locking bar is set on lid, unlocking mechanism includes the unlock notch being set on locked groove and the first unlocking mechanism and the second unlocking mechanism that connect with the locking bar, lid and well seat lock when locking bar is located in locked groove and locking bar and unlock gap position are staggered, lid unlocks with well seat when locking bar is aligned with unlock gap position or when locking bar is detached from locked groove, first unlocking mechanism is connect with locking bar with the second unlocking mechanism, first unlocking mechanism, which is used for the force at the top of lid, to be made locking bar alignment or is staggered to unlock gap position, second unlocking mechanism is used to exerted a force from lid bottom so as to lock Bar is detached from locked groove.Operation of the present invention is convenient and efficient, effectively improves city maintenance efficiency, reduces workload, and high using safety coefficient.
Description
Technical field
The present invention relates to well lid manufacturing technology field, specially a kind of pipe gallery Safety well cover.
Background technique
With the development of urbanization process, the various utilities pipelines such as electric power, communication, combustion gas, heat supply, plumbing in city
It gradually uniformly moves into underpass pipe gallery to carry out unified planning, design, construction and management, these huge pipes
Road system is provided with special access hole and hoisting port, and pipe gallery well lid is exactly the well lid of these reserved openings, existing piping lane well
Cover mostly structure it is relatively common, there are the problem of have, first, open and be closed it is relatively complicated, maintenance personal need frequently beat
The lid that drives a well repairs, and opens and be closed time-consuming and laborious, increases the workload of maintenance personal now, it is efficient to be unfavorable for city
The progress of management is trapped in staff in well head not second, if other people miss closing well lid when staff works in well head
Can voluntarily escape, to be easy to cause danger, if third, well lid in maintenance that external alarming device is not arranged in time, very
It is easy to cause the danger that pedestrian falls, therefore, the present invention is directed to improve to this.
Summary of the invention
The invention reside in obtain a kind of pipe gallery Safety well cover opened and closure is easy and safe coefficient is high.
Technical problem solved by the invention is realized using following technical scheme:
A kind of pipe gallery Safety well cover, including well seat, lid and locking device, the well seat are fixed with well head, institute
It states lid and well seat is rotatablely connected, the locking device includes locked groove, locking bar and unlocking mechanism, and the locked groove is set to well seat
On, locking bar is set on lid, and unlocking mechanism includes the unlock notch being set on locked groove and connect with the locking bar
One unlocking mechanism and the second unlocking mechanism, lid and well seat are locked when locking bar is located in locked groove and locking bar and unlock gap position are staggered
Fixed, lid unlocks with well seat when locking bar is aligned with unlock gap position or when locking bar is detached from locked groove, the first solution lock machine
Structure is connect with locking bar with the second unlocking mechanism, and the first unlocking mechanism is used to exerted a force at the top of lid so that locking bar is aligned or is staggered
Gap position is unlocked, the second unlocking mechanism is used to exerted a force from lid bottom so that locking bar is detached from locked groove.
In the present invention, first unlocking mechanism includes chute hole and sliding block, and chute hole is the bar shaped being opened on lid
Pore structure, the sliding block are embedded in chute hole, and sliding block one end is connect on the inside of chute hole by the first spring element, and sliding block is another
End bottom is provided with link block, and link block is fixedly connected with the locking bar, and hole moves back and forth sliding block along the chute under external force
And then drive locking bar separate or alignment unlock notch.
In the present invention, second unlocking mechanism includes bottom plate, is arranged pull ring on bottom plate, bottom plate by the second spring element with
Lid bottom center is fixedly connected, and bottom panel side is connect by hinge bar with the locking bar, bottom plate under external force vertically to
Lower movement drives locking bar separate or alignment unlock notch in turn.
In the present invention, link block protrusion chute hole bottom setting, link block is inverted T-shaped structure, is clamped on link block
There is U-shaped locking plate, U-shaped locking plate is fixed with the locking bar, and locking bar is connect by U-shaped locking plate with hinge bar.
In the present invention, the quantity of the chute hole is two, and corresponding sliding block quantity is also two, and two chute holes edges exist
Central symmetry is distributed on lid.
In the present invention, the locked groove is to be circular layout in the U-lag of well seat inner wall, and the unlock notch is set on locked groove
End face, unlock breach quantity are two, and two unlock notches are corresponding with two sliding slot hole sites respectively.
In the present invention, at the top of the lid and well seat bottom is respectively provided with warning aperture.
In the present invention, solar energy photovoltaic panel is also set up at the top of the lid, solar energy photovoltaic panel connects battery, the storage
Battery connection warning aperture.
The application method of pipe gallery Safety well cover includes external open method and internal open method and method of closing,
Wherein
External open method are as follows: push the sliding block in the first unlocking mechanism outside well head, make sliding block along chute hole court
It is moved to unlock notch direction, when locking bar is aligned with unlock gap position, lid unlocks with well seat, and lid is opened, lid
Warning aperture when body is opened at the top of lid is opened；
Internal open method are as follows: pull down the pull ring in the second unlocking mechanism insole board, pull ring stress in well head internal vertical
Hour locking lever and locked groove are detached to a certain extent, and lid unlocks with well seat, and lid is opened, and bottom plate is in the second bullet after lid is opened
Homing under the action of power part, locking bar are resetted and are arranged in locked groove；The warning aperture of well seat bottom is opened when pull ring stress,
Warning aperture when lid is opened at the top of lid is opened；
Method of closing are as follows: push the sliding block in the first unlocking mechanism outside well head, make sliding block in chute hole towards solution
The movement of notch direction is locked, when locking bar reaches unlock notch, makes lid is smooth to be covered on well seat by gland body, then proceedes to push away
Movable slider makes locking bar be staggered with unlock gap position, and lid is locked on well seat.
The utility model has the advantages that pipe gallery Safety well cover of the present invention, have the advantage that as security performance is high, can be from
Well lid outwardly and inwardly opens lid in different ways, and unfolding mode is more convenient, great convenience and improve installation and
The working efficiency of maintenance personal, reduces the workload and job costs of city maintenance, and solve traditional well lid from it is internal not
The false-lock risk having can be opened, in addition, the present invention either external opening or internal lid of opening all have corresponding peace
Full warning prevents the generation of safety accident caused by constructing when hurriedly forgetting design safety warning sign.
Detailed description of the invention
Fig. 1 is the schematic diagram of present pre-ferred embodiments.
Fig. 2 is the top view of present pre-ferred embodiments.
Fig. 3 is the attachment structure schematic diagram of the first unlocking mechanism and the second unlocking mechanism in present pre-ferred embodiments.
Fig. 4 is the structural schematic diagram of the first unlocking mechanism in present pre-ferred embodiments.
Wherein: 1, well seat；2, lid；3, locked groove；4, locking bar；5, notch is unlocked；6, chute hole；7, sliding block；8, the first bullet
Power part；9, link block；10, U-shaped locking plate；11, hinge bar；12, bottom plate；13, pull ring；14, solar energy photovoltaic panel；15, the second bullet
Power part.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
Referring to Fig. 1, a kind of preferred embodiment of pipe gallery Safety well cover shown in Fig. 2, including well seat 1, lid 2 and
Locking device, well seat 1 are fixed with well head, and lid 2 and well seat 1 are rotatablely connected, such as hinged, and rotational angle is 0~90 °.Specifically,
Locking device includes locked groove 3, locking bar 4 and unlocking mechanism, and wherein locked groove 3 is set on well seat 1 and to be circular layout in well seat
The U-lag of inner wall, locking bar 4 are set on lid 2, and unlocking mechanism includes the unlock notch 5 and and locking bar being set on locked groove 3
The first unlocking mechanism and the second unlocking mechanism of 4 connections, locking bar 4 is located in locked groove 3 and locking bar 4 is staggered with unlock 5 position of notch
When lid 2 and well seat 1 lock, locking bar 4 and unlock 5 position alignment of notch when or locking bar 4 be detached from locked groove 3 when lid 2 and well seat 1 solve
Except locking, and the first unlocking mechanism is connect with locking bar 4 with the second unlocking mechanism, and the first unlocking mechanism is used for from 2 top of lid
It exerts a force so that locking bar 4, which is aligned or is staggered, unlocks 5 position of notch, the second unlocking mechanism is used to exert a force from 2 bottom of lid so that locking bar 4
It is detached from locked groove 3.
As shown in Figure 3 and Figure 4, the first unlocking mechanism includes chute hole 6 and sliding block 7, and chute hole 6 is to be opened on lid 2
Bar shaped pore structure, sliding block 7 is embedded in chute hole 6,7 one end of sliding block with pass through the first spring element 8 on the inside of chute hole 6 and connect,
7 other end bottom of sliding block is provided with link block 9, and link block 9 is fixedly connected with locking bar 4, and link block 9 protrudes 6 bottom of chute hole and sets
It sets, link block 9 is inverted T-shaped structure, U-shaped locking plate 10 is connected on link block 9, U-shaped locking plate 10 is fixedly connected with locking bar 4 or one
Molding, therefore, sliding block 7 under external force can along the chute hole 6 move back and forth so that drive locking bar 4 it is separate or alignment unlock lack
Mouthful, in the present embodiment, the quantity of chute hole 6 is two, and corresponding 7 quantity of sliding block is also two, and two chute holes 6 are in lid 2
Upper central symmetry distribution, consequently facilitating exerting a force when unlock operation, unlock notch 5 is set to 3 upper surface of locked groove, and corresponding unlock lacks
5 quantity of mouth are two, and two unlock notches 5 are corresponding with two 6 positions of chute hole respectively.
Second unlocking mechanism includes bottom plate 12, and 12 bottom of bottom plate is arranged pull ring 13, bottom plate 12 by the second spring element 15 with
2 bottom center of lid is fixedly connected, and 12 side of bottom plate is hinged by hinge bar 11 and U-shaped locking plate 10, U-shaped locking plate 10 and link block
There are certain deformation space in 9 access sections, therefore, pull U-shaped locking plate 10 that locking bar 4 can be driven toward the movement towards 1 center of well seat, bottom
The area and 2 area ratio of cover board of plate 12 are 1:5 or so, and bottom plate 12 is moving straight down under external force and then driving lock
Bar 4 is with separate towards the direction at 1 center of well seat or alignment unlocks notch 5.
2 top of lid and 1 bottom of well seat are respectively provided with warning aperture, and position sensor and control are additionally provided on well seat 2
Device processed, position sensor also set up solar energy photovoltaic panel 14, photovoltaic at the top of lid 2 for detecting whether lid is opened
Plate 14 connects battery, and battery connection warns aperture, position sensor and controller and to warn aperture, position sensor
And controller power supply.
The application method of the pipe gallery Safety well cover includes external open method and internal open method and closure side
Method, wherein
External open method are as follows: push the sliding block 7 in the first unlocking mechanism outside well head, make sliding block 7 along chute hole 6
Towards the movement of unlock 5 direction of notch, when locking bar 4 and unlock 5 position alignment of notch, lid 2 unlocks with well seat 1, lid 2
It opens, the warning aperture at 2 top of lid is opened when lid 2 is opened；
Internal open method are as follows: pull down the pull ring 13 in the second unlocking mechanism insole board 12, pull ring in well head internal vertical
Hour locking lever 4 and locked groove 3 are detached from 13 stress to a certain extent, and lid 2 unlocks with well seat 1, and lid 2 is opened, after lid 2 is opened
Homing under the action of the second spring element 15 of bottom plate 12, locking bar 4 are resetted and are arranged in locked groove 3；Well when 13 stress of pull ring
The warning aperture of 1 bottom of seat is opened, and the warning aperture at 2 top of lid is opened when lid 2 is opened；
Method of closing are as follows: push the sliding block 7 in the first unlocking mechanism outside well head, make the direction in chute hole 6 of sliding block 7
The movement of 5 direction of notch is unlocked, when locking bar 4 reaches unlock notch 5, makes lid 2 is smooth to be covered on well seat 1 by gland body 2, so
After continue to press on sliding block 7 make locking bar 4 with unlock 5 position of notch be staggered, lid 2 i.e. be locked on well seat 1.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (9)
1. a kind of pipe gallery Safety well cover, which is characterized in that including well seat, lid and locking device, the well seat and well
Mouth is fixed, and the lid and well seat are rotatablely connected, and the locking device includes locked groove, locking bar and unlocking mechanism, the locked groove
Be set on well seat, locking bar is set on lid, unlocking mechanism include the unlock notch being set on locked groove and with the lock
The first unlocking mechanism and the second unlocking mechanism of bar connection, lid when locking bar is located in locked groove and locking bar and unlock gap position are staggered
Body and well seat lock, and lid unlocks with well seat when locking bar is aligned with unlock gap position or when locking bar is detached from locked groove, described
First unlocking mechanism is connect with locking bar with the second unlocking mechanism, and the first unlocking mechanism is used to exert a force at the top of lid so that locking bar
It is aligned or is staggered and unlock gap position, the second unlocking mechanism is used to exerted a force from lid bottom so that locking bar is detached from locked groove.
2. pipe gallery Safety well cover according to claim 1, which is characterized in that first unlocking mechanism includes sliding slot
Hole and sliding block, chute hole are the bar shaped pore structure being opened on lid, and the sliding block is embedded in chute hole, sliding block one end and cunning
It is connected on the inside of slot by the first spring element, sliding block other end bottom is provided with link block, and link block and the locking bar, which are fixed, to be connected
It connects, hole moves back and forth and then drives locking bar separate or alignment unlock notch sliding block along the chute under external force.
3. pipe gallery Safety well cover according to claim 2, which is characterized in that second unlocking mechanism includes bottom
Pull ring is arranged on bottom plate in plate, and bottom plate is fixedly connected by the second spring element with lid bottom center, and bottom panel side passes through hinge bar
It is connect with the locking bar, bottom plate moves straight down under external force and then drives locking bar separate or alignment unlock notch.
4. pipe gallery Safety well cover according to claim 3, which is characterized in that the link block protrudes chute hole bottom
Setting, link block are inverted T-shaped structure, are connected with U-shaped locking plate on link block, U-shaped locking plate is fixed with the locking bar, and locking bar passes through U
Shape locking plate is connect with hinge bar.
5. pipe gallery Safety well cover according to claim 4, which is characterized in that the quantity of the chute hole is two,
Corresponding sliding block quantity is also two, and two chute holes central symmetry on lid is distributed.
6. pipe gallery Safety well cover according to claim 5, which is characterized in that the locked groove is to be circular layout in well seat
The U-lag of inner wall, the unlock notch are set to locked groove upper surface, and unlock breach quantity is two, two unlock notch difference
It is corresponding with two sliding slot hole sites.
7. pipe gallery Safety well cover according to claim 6, which is characterized in that at the top of the lid and well seat bottom
It is respectively provided with warning aperture.
8. pipe gallery Safety well cover according to claim 7, which is characterized in that also set up solar energy at the top of the lid
Photovoltaic panel, solar energy photovoltaic panel connect battery, the battery connection warning aperture.
9. the application method based on pipe gallery Safety well cover as claimed in claim 7, which is characterized in that including external opening square
Method and internal open method and method of closing, wherein
External open method are as follows: push the sliding block in the first unlocking mechanism outside well head, solve sliding block along chute hole direction
The movement of notch direction is locked, when locking bar is aligned with unlock gap position, lid unlocks with well seat, and lid is opened, and lid is beaten
Warning aperture when opening at the top of lid is opened；
Internal open method are as follows: pull down the pull ring in the second unlocking mechanism insole board, pull ring stress to one in well head internal vertical
Determine degree hour locking lever and locked groove is detached from, lid unlocks with well seat, and lid is opened, and bottom plate is in the second spring element after lid is opened
Under the action of homing, locking bar resets and is arranged in locked groove；The warning aperture of well seat bottom is opened when pull ring stress, lid
Warning aperture when opening at the top of lid is opened；
Method of closing are as follows: push the sliding block in the first unlocking mechanism outside well head, lack sliding block in chute hole towards unlock
The movement of mouth direction makes lid is smooth to be covered on well seat when locking bar reaches unlock notch by gland body, then proceedes to push cunning
Block makes locking bar be staggered with unlock gap position, and lid is locked on well seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910298112.2A CN110056008B (en) | 2019-04-15 | 2019-04-15 | Comprehensive pipe rack safety well lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910298112.2A CN110056008B (en) | 2019-04-15 | 2019-04-15 | Comprehensive pipe rack safety well lid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110056008A true CN110056008A (en) | 2019-07-26 |
| CN110056008B CN110056008B (en) | 2024-03-15 |
Family
ID=67318870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910298112.2A Active CN110056008B (en) | 2019-04-15 | 2019-04-15 | Comprehensive pipe rack safety well lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110056008B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110714487A (en) * | 2019-10-30 | 2020-01-21 | 中国人民解放军63926部队 | Semi-open type anti-explosion well cover for emission site |
| CN111608250A (en) * | 2020-06-15 | 2020-09-01 | 潘洁明 | Inlet and outlet device for inspection well |
| CN112373927A (en) * | 2020-10-29 | 2021-02-19 | 立兆股份有限公司 | Vacuum storage bag assembly and vacuum storage system |
| CN113089722A (en) * | 2021-04-06 | 2021-07-09 | 惠州市金雄城建筑科技有限公司 | Piping lane building integrated configuration who utilizes function is collected to rainwater based on BIM |
| CN114960760A (en) * | 2021-02-26 | 2022-08-30 | 福建汇钜金属制品有限公司 | Urban underground well-cover convenient to maintain |
| CN114960760B (en) * | 2021-02-26 | 2024-05-10 | 福建汇钜金属制品有限公司 | City well lid convenient to maintenance |
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| CN205243199U (en) * | 2015-11-23 | 2016-05-18 | 周听昌 | Opening device for hole handhole door of fleing is inboard |
| CN106968274A (en) * | 2017-04-19 | 2017-07-21 | 杨省三 | A kind of antitheft escape intelligent well cover |
| CN107165197A (en) * | 2017-07-18 | 2017-09-15 | 中冶华天南京工程技术有限公司 | Pipe gallery escape well well lid |
| CN206736971U (en) * | 2017-04-19 | 2017-12-12 | 杨省三 | A kind of antitheft escape intelligent well cover |
| CN206971283U (en) * | 2017-05-10 | 2018-02-06 | 丹阳市迪高五金制品有限公司 | A kind of Pipeline lock inner cap |
| CN107761776A (en) * | 2017-09-30 | 2018-03-06 | 河北沃森橡胶科技有限公司 | A kind of antitheft automatic mechanical lock and its well lid closure and open method for well lid |
| CN207295786U (en) * | 2017-09-30 | 2018-05-01 | 河北沃森橡胶科技有限公司 | A kind of antitheft automatic mechanical lock for well lid |
| CN208563388U (en) * | 2018-05-29 | 2019-03-01 | 温州林信科技有限公司 | The antitheft municipal well lid of one kind and its extracting tool |
| CN210395445U (en) * | 2019-04-15 | 2020-04-24 | 湖南金龙智造科技股份有限公司 | Utility tunnel safety well lid |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102008022024A1 (en) * | 2008-05-02 | 2009-11-05 | GAV GmbH Schachtabdeckungen Entwässerungstechnik | Housing shaft, has thrust bearing connected with locking lever, where locking lever is connected with operating device such that locking lever is movable away from locking part and bearing is pivotable into release position |
| CN205243199U (en) * | 2015-11-23 | 2016-05-18 | 周听昌 | Opening device for hole handhole door of fleing is inboard |
| CN106968274A (en) * | 2017-04-19 | 2017-07-21 | 杨省三 | A kind of antitheft escape intelligent well cover |
| CN206736971U (en) * | 2017-04-19 | 2017-12-12 | 杨省三 | A kind of antitheft escape intelligent well cover |
| CN206971283U (en) * | 2017-05-10 | 2018-02-06 | 丹阳市迪高五金制品有限公司 | A kind of Pipeline lock inner cap |
| CN107165197A (en) * | 2017-07-18 | 2017-09-15 | 中冶华天南京工程技术有限公司 | Pipe gallery escape well well lid |
| CN107761776A (en) * | 2017-09-30 | 2018-03-06 | 河北沃森橡胶科技有限公司 | A kind of antitheft automatic mechanical lock and its well lid closure and open method for well lid |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110714487A (en) * | 2019-10-30 | 2020-01-21 | 中国人民解放军63926部队 | Semi-open type anti-explosion well cover for emission site |
| CN111608250A (en) * | 2020-06-15 | 2020-09-01 | 潘洁明 | Inlet and outlet device for inspection well |
| CN112373927A (en) * | 2020-10-29 | 2021-02-19 | 立兆股份有限公司 | Vacuum storage bag assembly and vacuum storage system |
| CN114960760A (en) * | 2021-02-26 | 2022-08-30 | 福建汇钜金属制品有限公司 | Urban underground well-cover convenient to maintain |
| CN114960760B (en) * | 2021-02-26 | 2024-05-10 | 福建汇钜金属制品有限公司 | City well lid convenient to maintenance |
| CN113089722A (en) * | 2021-04-06 | 2021-07-09 | 惠州市金雄城建筑科技有限公司 | Piping lane building integrated configuration who utilizes function is collected to rainwater based on BIM |
| CN113089722B (en) * | 2021-04-06 | 2022-01-28 | 惠州市金雄城建筑科技有限公司 | Piping lane building integrated configuration who utilizes function is collected to rainwater based on BIM |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110056008B (en) | 2024-03-15 |
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