CN107034920A - One kind carries road intelligent drainage function alarming device - Google Patents
One kind carries road intelligent drainage function alarming device Download PDFInfo
- Publication number
- CN107034920A CN107034920A CN201710292707.8A CN201710292707A CN107034920A CN 107034920 A CN107034920 A CN 107034920A CN 201710292707 A CN201710292707 A CN 201710292707A CN 107034920 A CN107034920 A CN 107034920A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- automatically controlled
- rectangular frame
- alarming device
- rectangular
- 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.)
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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
- 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
- E02D29/127—Manhole shafts; Other inspection or access chambers; Accessories therefor with devices for impeding fall or injuries of persons
-
- 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
- E02D29/1418—Covers for manholes or the like; Frames for covers with implements to assist in lifting, e.g. counterweights, springs
-
- 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
- E02D29/1481—Security devices, e.g. indicating unauthorised opening
Abstract
Road intelligent drainage function alarming device is carried the invention discloses one kind, including rectangular frame, the rectangular frame upper surface is provided with elevating mechanism, the rectangular frame upper surface is machined with No. three circular grooves, lighting bulb is embedded with No. three circular grooves, the rectangular frame upper surface is provided with the transparent gear door matched with No. three circular grooves.The beneficial effects of the invention are as follows the present apparatus has good alarming effect, while effectively being discharged the rainwater on road, prevents accumulation of the rainwater on road, give people to go on a journey the inconvenience brought, while preventing the article of people from dropping, practicality is high.
Description
Technical field
It is particularly a kind of to carry road intelligent drainage function alarming device the present invention relates to road draining field.
Background technology
Well lid, for covering road or family's middle-deep well, prevents people or object from falling.By material can be divided into metal well lid,
High strength fibre cement concrete well lid, Resin man-hole cover etc..
Due to weather reason, many times because precipitation is than larger, if irrational draining, rainwater bulk deposition, just
The common people of large area can be caused disaster-stricken, people's trip is hindered, daily life is influenceed, to the life security of people when serious
There is very big threat, so being accomplished by people carries out the rational preparation for dredging water, be easy to the rainwater on road to discharge, prevent
When people do not see road, people easily guess Sewage well cover, easily cause danger, so to have good warning, and
Having reasonably prevents article from falling into lower water in, in consideration of it, inventor furthers investigate to above mentioned problem, has then
This case is produced.
The content of the invention
The invention aims to solve the above problems, devise a kind of with road intelligent drainage function alarming device.
Realize above-mentioned purpose the technical scheme is that, one kind carries road intelligent drainage function alarming device, including rectangle
Framework, the rectangular frame upper surface is provided with elevating mechanism, and the elevating mechanism is by processing in rectangular frame upper surface one end
Strip groove, the bar shaped loading plate being inlaid in strip groove, be fixedly connected on promote a pair of bar shaped loading plate upper surface cylinders,
The rectangular block of one end one of each promotion cylinder upper surface, processing are fixedly connected at one-to-one number of rectangular frame upper surface one end
U-shaped groove, the support rail being fixedly connected in each U-shaped groove, the L-shaped set for being sleeved on each support rail upper surface
Shell, the drainage manhole cover for being fixedly connected on a pair of L-shaped set side surfaces, processing are U-shaped at No. two of each rectangular block upper surface
Groove, No. one be inlaid in each No. two U-shaped grooves are automatically controlled to roll over shape pole and is fixedly connected on an automatically controlled folding shape pole
What No. two rectangular blocks of surface one end were collectively formed, the protection mechanism of the rectangular frame inner surface, the protection mechanism by
It is fixedly connected on multiple folding shape support bars of rectangular frame inner surface, is fixedly connected on the circle of each folding shape support bar one end
Pad, a micro drives part for being fixedly connected on each circular gasket lower surface, it is fixedly connected on each micro drives
No. three rectangular blocks of part one end, process in a corresponding circular groove of each No. three rectangular block side surfaces and position, setting-in
No. two micro drives parts in each circular groove, No. four rectangles for being fixedly connected on No. two micro drives part one end
Block, the one-to-one number automatically controlled swing arm of a pair installed therein adjacent No. four rectangular block side surfaces, be arranged on each No. one it is automatically controlled
No. one of swing arm upper surface semicircle hook, process the adjacent No. four rectangular block side surfaces of another pair No. two circular grooves,
No. three micro drives parts being inlaid in No. two circular grooves, No. five rectangles for being fixedly connected on No. three micro drives part one end
Block, No. two automatically controlled swing arms installed in No. five rectangular block upper surfaces, be fixedly connected on No. two automatically controlled swing arm one end No. two
What semicircle hook and the screen cloth being movably connected on a semicircle hook and No. two semicircle hooks were collectively formed, the square
Shape frame upper surface is machined with No. three circular grooves, No. three circular grooves and is embedded with lighting bulb, the rectangular frame
Upper surface is provided with the transparent gear door matched with No. three circular grooves.
Folding shape bar is fixedly connected with the rectangular frame lower surface corner, each folding shape bar upper surface is machined with circle
The holding screw being connected with ground is embedded with shape screwed hole, each round thread hole.
The quantity of the multiple folding shape support bar is 4-8.
The material of the transparent gear door is glass.
No. three micro drives parts are No. three automatically controlled push rods.
Described drainage manhole cover one end is connected with a pair of No. two rectangular blocks.
A number micro drives part is an automatically controlled push rod.
The promotion cylinder is hydraulic cylinder.
No. two micro drives parts are No. two automatically controlled push rods.
The rectangular frame and drainage manhole cover preferably paste material.
The one kind made using technical scheme carries road intelligent drainage function alarming device, and the present apparatus has well
Alarming effect, while effectively being discharged the rainwater on road, prevents accumulation of the rainwater on road, gives people band of going on a journey
The inconvenience come, while preventing the article of people from dropping, practicality is high.
Brief description of the drawings
Fig. 1 is a kind of structural representation with road intelligent drainage function alarming device of the present invention；
Fig. 2 is a kind of transparent gear door top view with road intelligent drainage function alarming device of the present invention；
Fig. 3 is a kind of L-shaped sheath body side view with road intelligent drainage function alarming device of the present invention；
Fig. 4 is a kind of promotion cylinder front view with road intelligent drainage function alarming device of the present invention；
In figure, 1, rectangular frame；2nd, bar shaped loading plate；3rd, cylinder is promoted；4th, a rectangular block；5th, support rail；6th, L-shaped set
Shell；7th, drainage manhole cover；8th, an automatically controlled folding shape pole；9th, No. two rectangular blocks；10th, shape support bar is rolled over；11st, circular gasket；12nd, one
Number micro drives part；13rd, No. three rectangular blocks；14th, No. two micro drives parts；15th, No. four rectangular blocks；16th, an automatically controlled swing arm；
17th, a semicircle hook；18th, No. three micro drives parts；19th, No. five rectangular blocks；20th, No. two automatically controlled swing arms；21st, two and half
Circle hook；22nd, screen cloth；23rd, lighting bulb；24th, shape bar is rolled over；25th, holding screw；26th, transparent gear door.
Embodiment
The present invention is specifically described below in conjunction with the accompanying drawings, as Figure 1-4, one kind is with the warning of road intelligent drainage function
Device, including rectangular frame (1), rectangular frame (1) upper surface are provided with elevating mechanism, and the elevating mechanism is by processing in square
The strip groove of shape framework (1) upper surface one end, the bar shaped loading plate (2) being inlaid in strip groove, it is fixedly connected on bar shaped
A pair of loading plate (2) upper surface promote cylinder (3), are fixedly connected on the rectangular block of one end one of each promotion cylinder (3) upper surface
(4), processing rectangular frame (1) upper surface one end one-to-one number U-shaped groove, be fixedly connected in each U-shaped groove
Support rail (5), be sleeved on the L-shaped sheath body (6) of each support rail (5) upper surface, be fixedly connected on a pair of L-shaped sheath body
(6) drainage manhole cover (7) of side surface, processing an each rectangular block (4) upper surface No. two U-shaped grooves, be inlaid in it is each
No. one in No. two U-shaped grooves automatically controlled folding shape pole (8) and it is fixedly connected on automatically controlled shape pole (8) upper surface one end of rolling over
What No. two rectangular blocks (9) collectively formed, the protection mechanism of rectangular frame (1) inner surface, the protection mechanism is by fixing
It is connected to multiple folding shape support bars (10) of rectangular frame (1) inner surface, is fixedly connected on each folding shape support bar (10) one
The circular gasket (11) at end, a micro drives part (12) for being fixedly connected on each circular gasket (11) lower surface, fixed company
It is connected on No. three rectangular blocks (13) of an each micro drives part (12) one end, processes in each No. three rectangular blocks (13) side surface
And a corresponding circular groove of position, No. two micro drives parts (14) being inlaid in each circular groove, fixation
It is connected to No. four rectangular blocks (15), a pair installed therein adjacent No. four rectangular blocks (15) of No. two micro drives part (14) one end
One-to-one number automatically controlled swing arm (16) of side surface, is arranged on a semicircle of each No. one automatically controlled swing arm (16) upper surface
Hook (17), processing adjacent No. four rectangular blocks (15) side surface of another pair No. two circular grooves, to be inlaid in No. two circles recessed
No. three micro drives parts (18), No. five rectangular blocks (19) for being fixedly connected on No. three micro drives part (18) one end in groove, peace
No. two automatically controlled swing arms (20) mounted in No. five rectangular block (19) upper surfaces, it is fixedly connected on No. two automatically controlled swing arm (20) one end
No. two semicircle hooks (21) and the screen clothes (22) that are movably connected on a semicircle hook and No. two semicircle hooks it is common
With what is constituted, rectangular frame (1) upper surface is machined with No. three circular grooves, No. three circular grooves and is embedded with illumination
Bulb (23), rectangular frame (1) upper surface is provided with the transparent gear door (26) matched with No. three circular grooves；The rectangle
Folding shape bar (24) is fixedly connected with framework (1) lower surface corner, described each folding shape bar (24) upper surface is machined with circular spiral shell
The holding screw (25) being connected with ground is embedded with pit, each round thread hole；The multiple folding shape support bar
(10) quantity is 4-8；The material of the transparent gear door (26) is glass；No. three micro drives parts (18) are No. three electricity
Control push rod；Described drainage manhole cover (7) one end is connected with a pair of No. two rectangular blocks (9)；A number micro drives part (12) is
A number automatically controlled push rod；The promotion cylinder (3) is hydraulic cylinder；No. two micro drives parts (14) are No. two automatically controlled push rods；It is described
Rectangular frame (1) and drainage manhole cover (7) preferably paste material.
The characteristics of the present embodiment is, the present apparatus elevating mechanism by processing the strip groove in rectangular frame upper surface
Interior installation bar shaped loading plate, a pair of promotion cylinders are installed in bar shaped loading plate upper surface, are installed a pair in each promotion cylinder upper surface
Cylinder is promoted, a number rectangular block is installed in each promotion cylinder upper surface, one-to-one number in rectangular frame upper surface one end is U-shaped
Groove pinches the equal support rail of installation, the drainage manhole cover that the L-shaped set side surfaces installed in each support rail upper surface are installed, and prevents
Dropped when only people walk above in well, installation one is automatically controlled in No. two U-shaped grooves of a rectangular block upper surface processing
Shape pole is rolled over, No. two rectangular blocks an automatically controlled folding shape pole upper surface one end are used to support drainage manhole cover, compare in rainwater
When big, the Sewage well cover on road side is lifted, and helps draining, the protection mechanism of the present apparatus is by rectangular frame
Multiple folding shape support bars of side surface, the circular gasket lower surface in each folding shape support bar one end installs a miniature drive
Moving part, processes in No. three rectangular block side surfaces of each micro drives part one end and a corresponding circle of position is recessed
Groove, installs No. two micro drives parts in each circular groove, No. four rectangles installed No. two micro drives part one end
Block, installs one-to-one number automatically controlled swing arm, in each No. one automatically controlled swing arm upper table on a pair of adjacent No. four rectangular blocks wherein
The semicircle hook that face is installed, three are installed in No. two circular grooves of the adjacent No. four rectangular block side surfaces processing of another pair
Number micro drives part, installs No. five rectangular block upper surfaces No. three micro drives part one end and installs No. two automatically controlled swing arms, two
No. two semicircle hooks of number automatically controlled swing arm one end processing, while the sieves on a semicircle hook and No. two semicircle hooks
Net, drops in well for placing people's article, lighting bulb is installed in No. three circular grooves that rectangular frame upper surface is processed,
The transparent gear door matched with No. three circular grooves is installed in rectangular frame upper surface, for protecting lighting bulb, the present apparatus
There is good alarming effect, while effectively being discharged the rainwater on road, prevent accumulation of the rainwater on road, give people
The inconvenience brought of going on a journey, while prevent the article of people from dropping, practicality is high.
In the present embodiment, programmable Series Controller and three motor drivings are installed first at the present apparatus free time
Device, two relays, by taking MAM-200 controller as an example, multiple lead-out terminals of the model controller are distinguished by wire
With automatically controlled folding shape pole, micro drives part, No. two micro drives parts, automatically controlled swing arm, No. three micro drives
Part, the input of No. two automatically controlled swing arms and lighting bulb are connected, and those skilled in the art pass through wire in Jiang Santai motor drivers
It is connected with the terminals of a micro drives part, No. two micro drives parts and No. three micro drives parts, while by two relays
It is connected with the magnetic valve that a pair promote cylinder to carry.After those skilled in the art are programmed by controller, fully controllable each electrical part of system
Job order, concrete operating principle is as follows：After present apparatus installation, the present apparatus is normally run, in rectangular frame upper surface
Process to strip groove in bar shaped loading plate is installed, a pair installed in bar shaped loading plate upper surface promote cylinder upper surfaces to pacify
A rectangular block is filled, support rail is installed in the one-to-one number U-shaped groove that rectangular frame upper surface is processed, it is horizontal in each support
Drainage manhole cover is installed in rectangle sheath body one end that bar upper surface is installed, in No. two U-shaped grooves of a rectangular block upper surface processing
A number automatically controlled folding shape pole is installed, No. two rectangular blocks, drainage manhole cover one end and one are installed an automatically controlled folding shape pole upper surface
No. two rectangular blocks are connected, circular gasket are respectively mounted on multiple folding shape support bars of rectangular frame inner surface, in circle
No. three rectangular blocks are installed in micro drives part one end that pad lower surface is installed, in each No. three rectangular block side surfaces and position
No. two micro drives parts of installation in a corresponding circular groove, No. four rectangular blocks No. two micro drives part one end,
One-to-one number automatically controlled swing arm of the adjacent No. four rectangular block side surfaces of one pair of which, each No. one automatically controlled swing arm upper surface
A number semicircle hook, No. two circular grooves in the adjacent No. four rectangular block side surfaces of another pair, No. two circular grooves of installation
No. five rectangular blocks are installed on No. three interior micro drives parts, installed in No. two automatically controlled swing arm one end of No. five rectangular block upper surfaces
No. two semicircle hooks, the screen cloth on a semicircle hook and No. two semicircle hooks, for preventing people's article from dropping
In well, it is machined with rectangular frame upper surface in No. three circular grooves and lighting bulb is installed, for warning people, in rectangular frame
The transparent gear door matched with No. three circular grooves is installed in upper surface, for protecting lighting bulb, in rectangular frame lower surface peace
The folding shape bar of dress, the holding screw that setting-in ground is connected in the round thread hole of the processing of each folding shape bar upper surface.
Embodiment 2：A number automatically controlled swing arm of the present apparatus is substituted for spring, equally reaches using effect, other elements are not
Change equally reaches using effect.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
Some of which part may be made some variation embodies the present invention principle, belong to protection scope of the present invention it
It is interior.
Claims (10)
1. one kind carries road intelligent drainage function alarming device, including rectangular frame (1), it is characterised in that the rectangular frame (1)
Upper surface be provided with elevating mechanism, the elevating mechanism by process rectangular frame (1) upper surface one end strip groove, be inlaid in
Bar shaped loading plate (2), a pair of promotion cylinders (3) for being fixedly connected on bar shaped loading plate (2) upper surface in strip groove, fixed company
The rectangular block (4) of one end one of each promotion cylinder (3) upper surface, processing are connected at a pair of rectangular frame (1) upper surface one end
Number U-shaped groove, the support rail (5) being fixedly connected in each U-shaped groove, it is sleeved on each support rail (5)
The L-shaped sheath body (6) on surface, the drainage manhole cover (7) for being fixedly connected on a pair of L-shaped sheath body (6) side surface, processing are in each square
No. two U-shaped grooves of shape block (4) upper surface, No. one be inlaid in each No. two U-shaped grooves are automatically controlled to roll over shape pole (8) and fixed
It is connected to what automatically controlled No. two rectangular blocks (9) for rolling over shape pole (8) upper surface one end collectively formed, the rectangular frame (1)
The protection mechanism of inner surface, the protection mechanism is supported by the multiple folding shapes for being fixedly connected on rectangular frame (1) inner surface
Bar (10), be fixedly connected on it is each folding shape support bar (10) one end circular gasket (11), be fixedly connected on each circular gasket
(11) a micro drives part (12) of lower surface, be fixedly connected on No. three rectangles of an each micro drives part (12) one end
Block (13), process in a corresponding circular groove of each No. three rectangular blocks (13) side surface and position, be inlaid in each one
No. two micro drives parts (14) in number circular groove, No. four rectangular blocks for being fixedly connected on No. two micro drives part (14) one end
(15), one-to-one number automatically controlled swing arm (16) of a pair installed therein adjacent No. four rectangular blocks (15) side surfaces, is arranged on every
The semicircle hook (17) of No. one of individual automatically controlled swing arm (16) upper surface, processing are in adjacent No. four rectangular blocks (15) of another pair
No. two circular grooves of side surface, No. three micro drives parts (18) being inlaid in No. two circular grooves, it is fixedly connected on No. three
No. five rectangular blocks (19) of micro drives part (18) one end, No. two automatically controlled swing arms installed in No. five rectangular block (19) upper surfaces
(20) No. two semicircle hooks (21) of No. two automatically controlled swing arm (20) one end, are fixedly connected on and a semicircle is movably connected in
What the screen clothes (22) that shape is linked up with and No. two semicircles are linked up with were collectively formed, rectangular frame (1) upper surface is machined with No. three
Lighting bulb (23) is embedded with circular groove, No. three circular grooves, rectangular frame (1) upper surface is provided with and No. three
The transparent gear door (26) that circular groove matches.
2. it is according to claim 1 a kind of with road intelligent drainage function alarming device, it is characterised in that the rectangular frame
(1) folding shape bar (24) is fixedly connected with lower surface corner, described each folding shape bar (24) upper surface is machined with round thread hole,
The holding screw (25) being connected with ground is embedded with each round thread hole.
3. it is according to claim 1 a kind of with road intelligent drainage function alarming device, it is characterised in that the multiple folding shape
The quantity of support bar (10) is 4-8.
4. it is according to claim 1 a kind of with road intelligent drainage function alarming device, it is characterised in that the transparent gear door
(26) material is glass.
5. it is according to claim 1 a kind of with road intelligent drainage function alarming device, it is characterised in that described No. three are miniature
Actuator (18) is No. three automatically controlled push rods.
6. it is according to claim 1 a kind of with road intelligent drainage function alarming device, it is characterised in that the drainage manhole cover
(7) one end is connected with a pair of No. two rectangular blocks (9).
7. it is according to claim 1 a kind of with road intelligent drainage function alarming device, it is characterised in that described No. one is miniature
Actuator (12) is an automatically controlled push rod.
8. it is according to claim 1 a kind of with road intelligent drainage function alarming device, it is characterised in that the promotion cylinder
(3) it is hydraulic cylinder.
9. it is according to claim 1 a kind of with road intelligent drainage function alarming device, it is characterised in that described No. two are miniature
Actuator (14) is No. two automatically controlled push rods.
10. it is according to claim 1 a kind of with road intelligent drainage function alarming device, it is characterised in that the rectangle frame
Frame (1) and drainage manhole cover (7) preferably paste material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710292707.8A CN107034920B (en) | 2017-04-28 | 2017-04-28 | One kind having road intelligent drainage function alarming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710292707.8A CN107034920B (en) | 2017-04-28 | 2017-04-28 | One kind having road intelligent drainage function alarming device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107034920A true CN107034920A (en) | 2017-08-11 |
| CN107034920B CN107034920B (en) | 2019-04-12 |
Family
ID=59538647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710292707.8A Active CN107034920B (en) | 2017-04-28 | 2017-04-28 | One kind having road intelligent drainage function alarming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107034920B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842650B (en) * | 2018-07-25 | 2020-08-25 | 东阳市特意新材料科技有限公司 | Movable road marking |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3172144B2 (en) * | 1998-12-14 | 2001-06-04 | タキゲン製造株式会社 | Locking device for lids at entrances and exits of common ditch etc. |
| WO2007132582A1 (en) * | 2006-05-15 | 2007-11-22 | Takasyu Co., Ltd. | Opening/closing device for manhole cover |
| CN103643698A (en) * | 2013-11-13 | 2014-03-19 | 国家电网公司 | Power cable hydraulic anti-theft well lid |
| CN205804411U (en) * | 2016-06-28 | 2016-12-14 | 黑龙江省正赫新型材料科技股份有限公司 | A kind of hydraulic pressure well lid for pipe gallery |
-
2017
- 2017-04-28 CN CN201710292707.8A patent/CN107034920B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3172144B2 (en) * | 1998-12-14 | 2001-06-04 | タキゲン製造株式会社 | Locking device for lids at entrances and exits of common ditch etc. |
| WO2007132582A1 (en) * | 2006-05-15 | 2007-11-22 | Takasyu Co., Ltd. | Opening/closing device for manhole cover |
| CN103643698A (en) * | 2013-11-13 | 2014-03-19 | 国家电网公司 | Power cable hydraulic anti-theft well lid |
| CN205804411U (en) * | 2016-06-28 | 2016-12-14 | 黑龙江省正赫新型材料科技股份有限公司 | A kind of hydraulic pressure well lid for pipe gallery |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842650B (en) * | 2018-07-25 | 2020-08-25 | 东阳市特意新材料科技有限公司 | Movable road marking |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107034920B (en) | 2019-04-12 |
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Effective date of registration: 20211210 Address after: No. 999, Jinan Road, Heze Development Zone, Shandong Province 274000 Patentee after: SHANDONG MINGDA ELECTRIC APPLIANCE CO.,LTD. Address before: 350200 Shop No. 4, Building 1, Hangbin Garden, Wuhang Street, Changle City, Fuzhou City, Fujian Province Patentee before: CHANGLE JINGNENG NEW MATERIAL TECHNOLOGY CO.,LTD. |
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