CN207392397U - A kind of manhole cover with alarming device - Google Patents
A kind of manhole cover with alarming device Download PDFInfo
- Publication number
- CN207392397U CN207392397U CN201721381728.9U CN201721381728U CN207392397U CN 207392397 U CN207392397 U CN 207392397U CN 201721381728 U CN201721381728 U CN 201721381728U CN 207392397 U CN207392397 U CN 207392397U
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- CN
- China
- Prior art keywords
- manhole cover
- mobile jib
- drawstring
- hinged
- cross bar
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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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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a kind of manhole covers with alarming device, including manhole cover body and well head inner sleeve, the manhole cover body is mounted in the well head and puts on, the well head inner sleeve is mounted on well head, it is characterized in that, the manhole cover body lower surface is hinged with mobile jib, has the holding tank for accommodating foldable stand on the mobile jib, reflection alarming layer is respectively provided on the foldable stand and mobile jib.Open manhole cover, mobile jib be unfolded and during foldable stand, have reflection alarming layer on mobile jib, also have certain altitude, passerby can more have found, and evening reflection alarming layer return under light illumination it is reflective；Foldable stand all fences up well head in one week, and such pedestrian can pay attention to seeing, people can also be blocked in outer wellhead, when having flood on ground, opens manhole cover, during flood discharge, can't see well head can also block people outside well head.
Description
Technical field
The utility model is related to a kind of manhole covers with alarming device.
Background technology
Manhole cover shape has circular and square, manhole cover species rain manhole cover and sewage manhole cover；Square rainwater is cloudy
Well lid has the blinds fenestra of flowing water, and only there are two the holes uncapped for circular sewage manhole cover and rainwater manhole cover；Manhole cover has one
Kind is with gemel, and another kind is not with gemel.In the cloudy well of cleaning, construction and flood discharge, manhole cover will be opened, it all can band
Carry out security risk, particularly open not with gemel manhole cover and keep flat when not paying attention on the ground, well head is also less prone to find, in pedestrian
It is danger close during when the not paying attention to and blind area for formation of driving, when flood is carried out on ground, when opening manhole cover flood discharge, only sees water
It is just more dangerous to can't see well head.
Utility model content
Against the above deficiency, the utility model proposes a kind of manhole covers with alarming device.
The utility model technical scheme applied to solve the technical problem is as follows：A kind of manhole cover with alarming device, bag
Manhole cover body and well head inner sleeve are included, the manhole cover body is mounted in the well head and puts on, and the well head inner sleeve is mounted on
On well head, the manhole cover body lower surface is hinged with mobile jib, has the holding tank for accommodating foldable stand on the mobile jib,
Reflection alarming layer is respectively provided on the foldable stand and mobile jib.
Further, the manhole cover body lower surface has extended downwardly supporting rod, and the mobile jib is hinged on supporting rod,
The hinged place of supporting rod and mobile jib is provided with the first spring hinge, is provided with to fix the mounting hole of mobile jib on supporting rod.
Further, the manhole cover body lower surface is hinged with connecting rod, and the outer end of connecting rod and one end of mobile jib are cut with scissors
It connects, first connecting rod is hinged in the connecting rod；The end of first connecting rod is hinged with second connecting rod, end and the moon of second connecting rod
Manhole cover body lower surface is hinged.
Further, the manhole cover body lower surface has extended downwardly supporting rod, and connecting rod is hinged on supporting rod, even
The hinged place of extension bar and supporting rod is provided with the 3rd spring hinge, and the mobile jib is hinged in connecting rod, connecting rod and mobile jib
Hinged place is provided with the first spring hinge, is provided with to fix the mounting hole of mobile jib in connecting rod.
Further, further include solar panel, drawstring, spring, accumulator, touch switch, warning lamp, voltage-stablizer,
Light-operated switch, the solar panel are articulated in the free end of mobile jib, one end of the drawstring by second spring hinge
It is fixedly connected with solar panel, the other end of drawstring is fixedly connected through guide holder with drawstring fixed seat, drawstring fixed seat
Be fixedly connected in connecting rod, be connected with spring on drawstring, the solar panel, voltage-stablizer, accumulator, touch switch,
Light-operated switch and warning lamp are sequentially connected electrically.
Further, the foldable stand includes casing, the first cross bar, the second cross bar, the 3rd cross bar, the 4th cross bar, the
One flexible vertical pole, the second flexible vertical pole, the 3rd flexible vertical pole, middle transverse rod；Described sleeve pipe fixes the holding tank for being threaded through mobile jib
Place, middle transverse rod are articulated at the holding tank of mobile jib, and one end of the first cross bar and one end of the second flexible vertical pole are hinged, and second stretches
One end of the other end of contracting vertical pole and the second cross bar is hinged, and one end of the 4th cross bar and one end of the 3rd flexible vertical pole are hinged, the
One end of the other end and the 3rd cross bar of three flexible vertical poles is hinged, the other end of the other end of the second cross bar and the 3rd cross bar with
One end of first flexible vertical pole is hinged, and the other end of the first flexible vertical pole is fixed on middle transverse rod, when foldable stand is unfolded
The other end afterbody of first flexible vertical pole can prop up casing；One end of the other end plug-in-sleeve of first cross bar, the 4th cross bar
The other end of other end plug-in-sleeve；The other end of the other end of first cross bar and the 4th cross bar passes through mounting hole plug-in-sleeve
In.
Further, further include solar panel, drawstring, spring, accumulator, touch switch, warning lamp, voltage-stablizer,
Light-operated switch, the solar panel are articulated in the free end of mobile jib, one end of the drawstring by second spring hinge
It is fixedly connected with solar panel, the other end of drawstring is fixedly connected through guide holder with drawstring fixed seat, drawstring fixed seat
Manhole cover body is fixedly connected on, spring is connected on drawstring, the solar panel, voltage-stablizer, accumulator, shake-up are opened
It closes, light-operated switch and warning lamp are sequentially connected electrically.
Further, on the mobile jib there are several drawstring guide holders, there is through hole on the drawstring guide holder, drawstring is worn
Cross the through hole.
Further, the manhole cover body, which is positioned in well head, puts on；Or, manhole cover body passes through hinge with well head inner sleeve
Chain is connected.
The beneficial effects of the utility model are as follows：Manhole cover is opened, when mobile jib and foldable stand is unfolded, is had on mobile jib reflective
Alert layer also has certain altitude, and passerby can more have found, and evening reflection alarming layer under light illumination can be reflective；Foldable stand handle
Well head all fences up for one week, and such pedestrian can pay attention to seeing, people can also be blocked in outer wellhead, when having flood on ground, opens cloudy
Well lid, during flood discharge, can't see well head can also block people outside well head；Solar panel is equipped on mobile jib and LED is warned
Lamp, under the action of stretching, solar panel is opened in manhole cover or covers and can be absorbed too parallel to horizontal plane
Electricity is stored in storage battery by generating by solar, and when opening the manhole cover expansion present apparatus, LED warning lamps light the lamp of flicker at night
Light is to passerby to warn；When opening manhole cover expansion mobile jib, the other end of the other end of the first cross bar and the 4th cross bar passes through
In the mounting hole plug-in-sleeve, then casing propped up by the other end afterbody of the first flexible vertical pole, so as to by entire foldable stand
Supporting is got up, meanwhile, mobile jib has also obtained fixation.
Description of the drawings
Fig. 1 is the manhole cover deployed configuration schematic diagram of the utility model embodiment 1；
Fig. 2 is the manhole cover closing structure schematic diagram of the utility model embodiment 1；
Fig. 3 is the mobile jib of the utility model embodiment 1 and foldable stand deployed configuration schematic diagram；
Fig. 4 is the manhole cover deployed configuration schematic diagram of the utility model embodiment 2；
Fig. 5 is the manhole cover closing structure schematic diagram of the utility model embodiment 2；
In figure：Manhole cover body 1, well head inner sleeve 2, mobile jib 3, first connecting rod 4, second connecting rod 5, foldable stand 6, holding tank
7th, casing 8, the first cross bar 9, the second cross bar 10, the 3rd cross bar 11, the 4th cross bar 12, first stretch, and vertical pole 13, second is flexible to be indulged
Bar the 14, the 3rd stretches vertical pole 15, supporting rod 16, solar panel 17, drawstring 18, spring 19, the first spring hinge 20, second
Spring hinge 21, the first drawstring guide holder 22, the second drawstring guide holder 23, mounting hole 24, connecting rod 25, the 3rd spring hinge
26th, drawstring fixed seat 27, manhole cover hole 28, middle transverse rod 29.
Specific embodiment
The utility model is described further with reference to embodiment and attached drawing.
Embodiment 1：
With gemel manhole cover, as shown in Figs. 1-3, a kind of manhole cover with alarming device provided in this embodiment, including
Manhole cover body 1 and well head inner sleeve 2, manhole cover body 1 are connected with well head inner sleeve 2 by hinge；The well head inner sleeve 2 is mounted on
On well head, 1 lower surface of manhole cover body has extended downwardly supporting rod 16, and the mobile jib 3 is hinged on supporting rod 16, described
On mobile jib 3 there is the holding tank 7 for accommodating foldable stand 6, reflection alarming layer is respectively provided on the foldable stand 6 and mobile jib 3；
Supporting rod 16 and the hinged place of mobile jib 3 are provided with the first spring hinge 20, are provided with to fix the fixation of mobile jib 3 on supporting rod 16
Hole 24.
The foldable stand 6 includes casing 8, the first cross bar 9, the second cross bar 10, the 3rd cross bar 11, the 4th cross bar 12, the
One flexible vertical pole 13, second vertical pole the 14, the 3rd that stretches stretches vertical pole 15, middle transverse rod 29；The fixation of described sleeve pipe 8 is threaded through mobile jib
At 3 holding tank 7, middle transverse rod 29 is articulated at the holding tank 7 of mobile jib 3, one end of the first cross bar 9 and the second flexible vertical pole 14
One end be hinged, the other end of the second flexible vertical pole 14 and one end of the second cross bar 10 are hinged, one end of the 4th cross bar 12 and the
One end of three flexible vertical poles 15 is hinged, and one end of the other end and the 3rd cross bar 11 of the 3rd flexible vertical pole 15 is hinged, the 3rd cross bar
The one end of the other end of 11 other end and the second cross bar 10 with the first flexible vertical pole 13 is hinged, the first flexible vertical pole 13 it is another
One end is fixed on middle transverse rod 29, and when being unfolded, the other end afterbody of the first flexible vertical pole 13 can prop up casing 8 make it is foldable
Horizontal support effect from when frame is unfolded；One end of the other end plug-in-sleeve 8 of first cross bar 9, the other end of the 4th cross bar 12 are inserted
Enter the other end of casing 8；The other end of first cross bar 9 and the other end of the 4th cross bar 12 are passed through in 24 plug-in-sleeve 8 of mounting hole,
Make another horizontal support effect of foldable stand, while mobile jib has also obtained supporting fixed and and horizontal plane.
The manhole cover body 1 is rainwater manhole cover.Further include solar panel 17, drawstring 18, spring 19, electric power storage
Pond, touch switch, warning lamp, voltage-stablizer, light-operated switch, the solar panel 17 are articulated in by second spring hinge 21
The free end of mobile jib 3, one end of the drawstring 18 are fixedly connected with solar panel 17, and the other end of drawstring 18, which passes through, leads
It is fixedly connected to seat with drawstring fixed seat 27, drawstring fixed seat 27 is fixedly connected on manhole cover body 1, is connected on drawstring 18
Spring 19, the solar panel 17, voltage-stablizer, accumulator, touch switch, light-operated switch and warning lamp are sequentially connected electrically.
There is the first drawstring guide holder 22 and the second drawstring guide holder 23, the first drawstring guide holder on the mobile jib 3
22 and second are respectively provided with through hole on drawstring guide holder 23, and drawstring 18 passes through the through hole.
It is sewage manhole cover for manhole cover body 1, is generated since the sewage routeway under sewage manhole cover has biogas, institute
17 grade devices of solar panel need not be set, to prevent the danger of explosion.
A kind of application method of manhole cover with alarming device provided in this embodiment is as follows：
Open with gemel manhole cover, expansion mobile jib and the fixed method of 6 rear support of foldable stand：The manhole cover body
1 lower surface has extended downwardly supporting rod 16, and the mobile jib 3 is hinged on supporting rod 16, is provided on supporting rod 16 for fixed master
The mounting hole of bar 3, when mobile jib 3 is unfolded perpendicular to the ground, the mounting hole on supporting rod 16 aligns with the endoporus of casing 8, and first
The other end of the other end of cross bar 9 and the 4th cross bar 12 passes through the mounting hole plug-in-sleeve 8, plays mobile jib perpendicular to horizontal plane
Fixed support and the horizontally-supported effect of foldable stand；The other end afterbody of first flexible vertical pole 13 props up casing 8, and makes entire
Foldable stand 6 supports, and parallel with horizontal plane, according to the size of manhole cover, can pull out three flexible vertical poles certain
Distance, so as to which entire cloudy well head be covered./V is equipped among casing, in the other end of the first cross bar or the 4th cross bar from admittedly
When determining hole plug-in-sleeve, head will not be inserted through so that the other end of the first cross bar and the 4th cross bar will not influence each other when being inserted into.When
When needing to store foldable stand 6, the first cross bar 9 and the 4th cross bar 12 are extracted from casing 8, according still further in foldable stand 6
Articulated shaft carry out storage close up and shrinks stretch vertical pole be put into holding tank 7.The hinged place of supporting rod 16 and mobile jib 3 is provided with the
One spring hinge 20 when packing up, under the spring-force driven dual of the first spring hinge 20, makes mobile jib 3 parallel to manhole cover body
1, play the role of parallel support.
The effect of drawstring：The solar panel 17 is articulated in the free end of mobile jib 3 by second spring hinge 21,
One end of the drawstring 18 is fixedly connected with solar panel 17, the other end of drawstring 18 through the first drawstring guide holder 22,
Second drawstring guide holder 23 is fixedly connected with drawstring fixed seat 27, and drawstring fixed seat 27 is fixed on manhole cover body 1, drawstring 18
On be connected with spring 19；When mobile jib is unfolded, the drawstring between the second drawstring guide holder 23 and drawstring fixed seat 27 is apart from stroke
Elongated, itself is acted on by the spring of second spring hinge 21, and the solar panel 17 of opening is pulled by drawstring 18, makes the sun
Can solar panel 17 parallel to ground light-absorbing and electricity-generating, be deposited by voltage-stablizer in accumulator, when mobile jib 3 is packed up, the second drawstring
Drawstring between guide holder 23 and drawstring fixed seat 27 shortens apart from stroke, and 18 pulling force of drawstring unclamps, and passes through second spring hinge
21 spring force opens solar panel 17, and also parallel to the ground, at this point, solar panel 17 and manhole cover hole 28
Alignment, can absorb solar power generation, be stored in by voltage-stablizer in accumulator, moreover, solar panel is less than manhole cover hole 28
Lower surface also keep certain distance, if round the manhole cover hole 28 of manhole cover be open hole, keep certain distance, open
When do not influence, and rain when, solar panel 17 can be rinsed again by not influencing rainwater flow.If the cloudy well of circular manhole cover
Cap bore 28 carrys out sunlight solar panel 17, although illumination is not strong, does not influence to use.Because probability when manhole cover is opened
Seldom, and when not opening manhole cover, the point sent out day by day is deposited into accumulator, is intended merely to evening, rainy day and the moon
Emergency service is used when it opens manhole cover, and when fine day opens manhole cover, expansion mobile jib 3 can just generate electricity, and be equipped on mobile jib 3
LED warning lamps are opening manhole cover, and when mobile jib 3 is unfolded, because mobile jib 3 is equipped with touch switch, expansion mobile jib, which is opened, to be touched
Switch, makes touch switch enter working condition and connects, then by the photoinduction of light-operated switch effect, makes LED warning lamps daytimes
It closes, lights at night, flashing warning light；When packing up mobile jib, the touch switch on mobile jib disconnects, and LED warning lamps just stop work
Make.
Spring 19 on drawstring 18 acts on, and is that can automatically adjust drawstring, tension or excessively loose.
The effect of first drawstring guide holder 22 is that the drawstring 18 of connection solar panel 17 is made to have constant slope, drawstring 18
It is more effortless during pulling.The effect of second drawstring guide holder 23 be between the second drawstring guide holder 23 and drawstring fixed seat 27 drawstring away from
From stroke length and short formation.
Embodiment 2：
Not with gemel manhole cover, as shown in Figures 4 and 5, a kind of manhole cover with alarming device provided in this embodiment, bag
Manhole cover body 1 and well head inner sleeve 2 are included, the manhole cover body 1 is positioned in well head inner sleeve 2, is not connected by the form of hinge
It connects；A kind of manhole cover difference from Example 1 with alarming device of the embodiment is：Supporting rod 16 and mobile jib 3 it
Between more a connecting rod 25, i.e. connecting rods 25 be hinged on supporting rod 16, connecting rod 25 and the hinged place setting of supporting rod 16
3rd spring hinge 26；The mobile jib 3 is hinged in connecting rod 25, and connecting rod 25 and the hinged place of mobile jib 3 are provided with the first bullet
Spring hinge 20 is provided with to fix the mounting hole 24 of mobile jib 3 in connecting rod 25；Hinged first connecting rod 4 in connecting rod 25, first connects
Bar 4 is hinged with second connecting rod 5, and second connecting rod 5 and the hinge seat of manhole cover body 1 are hinged.Drawstring fixed seat 27 is fixed on connection
On bar, pull the principle of solar panel and embodiment 1 identical by drawstring.
A kind of application method of manhole cover with alarming device provided in this embodiment is as follows：
Open hinge-less manhole cover, be unfolded mobile jib and with 6 rear support fixing means of foldable stand：First manhole cover body
1 following table is face-up, and 1 lower surface of manhole cover body has extended downwardly supporting rod 16, and connecting rod 25 is hinged on supporting rod 16
On, the mobile jib 3 is hinged in connecting rod 25, is provided with to fix the mounting hole 24 of mobile jib 3, the first cross bar 9 in connecting rod 25
The other end and the 4th cross bar 12 the other end pass through 24 plug-in-sleeve 8 of mounting hole.
Hinged first connecting rod 4 in connecting rod 25, first connecting rod 4 is hinged with second connecting rod 5, second connecting rod 5 and manhole cover sheet
The hinge seat of body 1 is hinged, and when connecting rod 25 is packed up, first connecting rod 4 passes through hinged folding with second connecting rod 5；Connecting rod 25 is unfolded
When, first connecting rod 4 is in line with the expansion of second connecting rod 5 comes the (hinged place of first connecting rod 4 and second connecting rod 5 of supporting linkage 25
Equipped with angle limit, upon deployment, maximum angle is at 180 °).Folding and unfolding and support and the with gemel manhole cover of foldable stand 6
It is identical.
When packing up folding, mobile jib and connecting rod 25 all take the shape of the letter U structure the present apparatus, and connecting rod 25 is first passed through first connecting rod
4 and second connecting rod 5 fold, make 25 folded parallel manhole cover body 1 of connecting rod, then foldable stand 6 passed through embedded after folding lead
In the holding tank 7 of bar, in the slot that then mobile jib 3 is folded embedded connecting rod 25；The length of design mobile jib 3 is longer than connecting rod 25,
The tail end of mobile jib from 25 slot of connecting rod grows (at this point, the just alignment manhole cover hole with solar panel 17 after folding
28, have the sun that can be irradiated to generate electricity), connecting rod 25 and the hinged place of supporting rod 16 set the 3rd spring hinge 26, connecting rod
25 are provided with the first spring hinge 20 with the hinged place of mobile jib 3, and when the present apparatus is packed up, the first spring hinge 20 and the 3rd spring close
Page 26 makes mobile jib and 25 parallel manhole cover body 1 of connecting rod, plays parallel support under the action of elastic force.
Claims (9)
1. a kind of manhole cover with alarming device, including manhole cover body and well head inner sleeve, the manhole cover body is mounted on institute
It states in well head and puts on, the well head inner sleeve is mounted on well head, which is characterized in that the manhole cover body lower surface is hinged with master
Bar has the holding tank for accommodating foldable stand on the mobile jib, reflection alarming is respectively provided on the foldable stand and mobile jib
Layer.
A kind of 2. manhole cover with alarming device according to claim 1, which is characterized in that the manhole cover body following table
Supporting rod is extended with downwards, and the mobile jib is hinged on supporting rod, and the hinged place of supporting rod and mobile jib is provided with the first spring
Hinge is provided with to fix the mounting hole of mobile jib on supporting rod.
A kind of 3. manhole cover with alarming device according to claim 1, which is characterized in that the manhole cover body following table
Face is hinged with connecting rod, and the outer end of connecting rod and one end of mobile jib are hinged, and first connecting rod is hinged in the connecting rod；First connects
The end of bar is hinged with second connecting rod, and end and the manhole cover body lower surface of second connecting rod are hinged.
A kind of 4. manhole cover with alarming device according to claim 3, which is characterized in that the manhole cover body following table
Supporting rod is extended with downwards, and connecting rod is hinged on supporting rod, and the hinged place of connecting rod and supporting rod is provided with the 3rd spring
Hinge, the mobile jib are hinged in connecting rod, and the hinged place of connecting rod and mobile jib is provided with the first spring hinge, is opened in connecting rod
It is useful for the mounting hole of fixed mobile jib.
A kind of 5. manhole cover with alarming device according to claim 2 or 4, which is characterized in that the foldable stand bag
Include casing, the first cross bar, the second cross bar, the 3rd cross bar, the 4th cross bar, the first flexible vertical pole, the second flexible vertical pole, the 3rd flexible
Vertical pole, middle transverse rod；Described sleeve pipe fixation is threaded through at the holding tank of mobile jib, and middle transverse rod is articulated at the holding tank of mobile jib,
One end of first cross bar and one end of the second flexible vertical pole are hinged, the other end of the second flexible vertical pole and one end hinge of the second cross bar
It connects, one end of the 4th cross bar and one end of the 3rd flexible vertical pole are hinged, the other end of the 3rd flexible vertical pole and the one of the 3rd cross bar
End is hinged, and one end that the other end of the other end of the second cross bar and the 3rd cross bar stretches vertical pole with first is hinged, and first is flexible
The other end of vertical pole is fixed on middle transverse rod, and when foldable stand is unfolded, the first other end afterbody for stretching vertical pole can prop up set
Pipe；One end of the other end plug-in-sleeve of first cross bar, the other end of the other end plug-in-sleeve of the 4th cross bar；First cross bar
The other end of the other end and the 4th cross bar is passed through in mounting hole plug-in-sleeve.
6. a kind of manhole cover with alarming device according to claim 5, which is characterized in that further include solar cell
Plate, drawstring, spring, accumulator, touch switch, warning lamp, voltage-stablizer, light-operated switch, the solar panel pass through second
Spring hinge is articulated in the free end of mobile jib, and one end of the drawstring is fixedly connected with solar panel, drawstring it is another
End is fixedly connected through guide holder with drawstring fixed seat, and drawstring fixed seat is fixedly connected on manhole cover body, is connected on drawstring
Spring, the solar panel, voltage-stablizer, accumulator, touch switch, light-operated switch and warning lamp are sequentially connected electrically.
7. a kind of manhole cover with alarming device according to claim 4, which is characterized in that further include solar cell
Plate, drawstring, spring, accumulator, touch switch, warning lamp, voltage-stablizer, light-operated switch, the solar panel pass through second
Spring hinge is articulated in the free end of mobile jib, and one end of the drawstring is fixedly connected with solar panel, drawstring it is another
End is fixedly connected through guide holder with drawstring fixed seat, and drawstring fixed seat is fixedly connected in connecting rod, and bullet is connected on drawstring
Spring, the solar panel, voltage-stablizer, accumulator, touch switch, light-operated switch and warning lamp are sequentially connected electrically.
8. a kind of manhole cover with alarming device according to claim 6, which is characterized in that have on the mobile jib several
Drawstring guide holder, has through hole on the drawstring guide holder, and drawstring passes through the through hole.
A kind of 9. manhole cover with alarming device according to claim 1 or 3, which is characterized in that the manhole cover body
It is positioned in well head and puts on；Or, manhole cover body is connected with well head inner sleeve by hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721381728.9U CN207392397U (en) | 2017-10-24 | 2017-10-24 | A kind of manhole cover with alarming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721381728.9U CN207392397U (en) | 2017-10-24 | 2017-10-24 | A kind of manhole cover with alarming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207392397U true CN207392397U (en) | 2018-05-22 |
Family
ID=62330195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721381728.9U Expired - Fee Related CN207392397U (en) | 2017-10-24 | 2017-10-24 | A kind of manhole cover with alarming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207392397U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824614A (en) * | 2018-08-30 | 2018-11-16 | 杨倩 | A kind of filtering well lid for sewer |
| CN111794354A (en) * | 2020-07-14 | 2020-10-20 | 河北耀腾路桥工程有限公司 | Stable form road drainage structure |
-
2017
- 2017-10-24 CN CN201721381728.9U patent/CN207392397U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108824614A (en) * | 2018-08-30 | 2018-11-16 | 杨倩 | A kind of filtering well lid for sewer |
| CN111794354A (en) * | 2020-07-14 | 2020-10-20 | 河北耀腾路桥工程有限公司 | Stable form road drainage structure |
| CN111794354B (en) * | 2020-07-14 | 2021-07-13 | 河北耀腾路桥工程有限公司 | Stable form road drainage structure |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180522 Termination date: 20201024 |