CN203654323U - Well lid - Google Patents
Well lid Download PDFInfo
- Publication number
- CN203654323U CN203654323U CN201320704423.2U CN201320704423U CN203654323U CN 203654323 U CN203654323 U CN 203654323U CN 201320704423 U CN201320704423 U CN 201320704423U CN 203654323 U CN203654323 U CN 203654323U
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- well lid
- people
- interior well
- described interior
- supporting base
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- Expired - Lifetime
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- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 19
- 238000012423 maintenance Methods 0.000 abstract 1
- 230000004913 activation Effects 0.000 description 5
- 239000011449 brick Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 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 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
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Abstract
The utility model provides a well lid which comprises an outer well lid (10) and an inner well lid (30), wherein the inner well lid is arranged on the inner side of the outer well lid; an outer well lid sensor (21) is arranged on the inner well lid; the well lid sensor can detect whether the outer well lid is opened or exists. Once the outer well lid is open, the outer well lid sensor can detect the opening state of the outer well lid, so as to automatically activate a wireless communication module in the inner well lid and send a warning message to a data center of a backstage supporter. The message that the outer well lid is stolen is sent to managing staff at the first moment. The inner well lid (30) comprises a mechanical lock and an electronic lock. Only authorized maintenance staff can open the electronic lock to open the mechanical lock, so as to open the inner well lid; therefore, the well lid can be prevented from being opened by unauthorized personnel.
Description
Technical field
The utility model relates to a kind of people's well lid.
Background technology
In infrastructure, often visible various people's wells, as sewer people well, communications service people's well.For example, there are the communications cable and equipment in communications service people's well the inside, extremely important for telecommunications operator.People's well situation is at present: (1) most of well lid is not set up defences, and wears cable, placement devices etc. as different operators can utilize communications service people's well of other operators.(2) people's well lid is more easily lost and is stolen at present.Once well lid is lost, one is to cause economic loss, and larger hidden danger is very easily to cause passerby's personal injury.(3) there is no a real-time feedback for the state of people's well, administrative staff cannot understand people's well state in real time, once extremely, cannot find and solve it in the very first time appears in people's well (lid).
Therefore, need a kind of people's well lid to solve the problems referred to above.
Utility model content
The purpose of this utility model is to provide a kind of people's well lid, and in the time that well lid is moved or be stolen, administrative staff can obtain in the very first time notice of well lid state.
According to one side of the present utility model, the utility model provides a kind of people's well lid, this people's well lid comprises outer well lid and interior well lid, and this interior well lid is arranged on the inner side of described outer well lid and is provided with outer well lid sensor, and whether outer well lid is opened or no existence described in this outer well lid Sensor monitoring.
Owing to having adopted outer well lid and interior well lid, and interior well lid is provided with outer well lid sensor, and in the time that outer well lid is moved or be stolen, control module can be sent out alarm message to background data center, and administrative staff will receive that the stolen note of well lid informs in the very first time.
According to one side of the present utility model, described interior well lid is provided with support column, and this support column is arranged on the soffit of described interior well lid, for the protection of the equipment being connected on the soffit of described interior well lid.
According to one side of the present utility model, described people's well lid also comprises supporting base, and this supporting base has roughly U-shaped shape and is fixed on people's borehole wall, for supporting described interior well lid.
According to one side of the present utility model, described supporting base has: in the vertical direction extend for supporting base being fixed on to the standing part on people's borehole wall; Extended for supporting the first cantilever of described interior well lid from standing part Xiang Renjing center; And above the first cantilever from extended the second cantilever in standing part Xiang Renjing center.
According to one side of the present utility model, the edge of described interior well lid is shelved on the first cantilever and is positioned under the second cantilever, the edge of described interior well lid has at least one breach, when the described interior well lid of rotation makes the breach of described interior well lid and the second cantilever of described supporting base on time, described interior well lid can be removed.
Whether according to one side of the present utility model, the downside of the second cantilever of described supporting base is provided with hole, in described hole, is provided with magnet, and described interior well lid is provided with the interior well lid magnetic sensor coordinating with this magnet, monitor described interior well lid and be rotated or open.
According to one side of the present utility model, described outer well lid sensor is magnetic sensor, on the downside of outer well lid, is provided with magnet.
According to one side of the present utility model, described interior well lid is provided with electronic lock.
According to one side of the present utility model, described interior well lid is provided with mechanical lock, and this mechanical lock just can be opened after electronic lock is opened.
According to one side of the present utility model, described people's well lid also comprises supporting base, and this supporting base has roughly U-shaped shape and is fixed on people's borehole wall, and for supporting described interior well lid, described mechanical lock has dead bolt, and this dead bolt can be locked on described supporting base.
According to one side of the present utility model, described mechanical lock has dead bolt, and this dead bolt has standing part, and the dead bolt of electronic lock locks the standing part of the dead bolt of described mechanical lock, locks the dead bolt of mechanical lock.
According to one side of the present utility model, described interior well lid is provided with through hole, and at least a portion of described outer well lid sensor is arranged in described through hole.
In the time that outer well lid is moved or be stolen, control module can be sent out alarm message to background data center, and administrative staff will receive that the stolen note of outer well lid informs in the very first time.
In people's well, also can increase the sensor such as water logging, temperature according to managerial demand, detect in real time ambient parameter in people's well.One has extremely, and administrative staff also can receive abnormality alarming note in the very first time.
Interior well lid not only has mechanical lock, also has electronic lock.Only have the attendant of mandate just can open electronic lock, thereby open mechanical lock, then open interior well lid.So just prevent that unauthorized personnel from opening interior well lid.
Brief description of the drawings
Figure 1A is according to the schematic exploded perspective view of people's well lid of embodiment of the present utility model, and Figure 1B is according to the perspective illustration under the installment state of people's well lid of embodiment of the present utility model;
Fig. 2 A is according to the outer well lid of people's well lid of embodiment of the present utility model and the decomposition diagram of magnet, and Fig. 2 B is according to the perspective illustration under the installment state of the outer well lid of people's well lid of embodiment of the present utility model and magnet;
Fig. 3 A is according to the diagrammatic bottom view of people's well lid of embodiment of the present utility model, and Fig. 3 B is in the diagrammatic top view of removing after outer well lid according to people's well lid of embodiment of the present utility model;
Fig. 4 A is according to the schematic isometric of the interior well lid of people's well lid of embodiment of the present utility model, and Fig. 4 B is to be according to the diagrammatic bottom view of the interior well lid of people's well lid of embodiment of the present utility model according to the diagrammatic top view of the interior well lid of people's well lid of embodiment of the present utility model and Fig. 4 C;
Fig. 5 is according to the diagrammatic side view of the interior well lid of people's well lid of embodiment of the present utility model;
Fig. 6 A and 6B are according to the schematic isometric of the supporting base of people's well lid of embodiment of the present utility model;
Fig. 7 is removing after outer well lid and interior well lid turns to the diagrammatic top view can open position time according to people's well lid of embodiment of the present utility model;
Fig. 8 A is the schematic diagram in closed condition according to the electronic lock of the interior well lid of people's well lid of embodiment of the present utility model and mechanical lock, and Fig. 8 B is the schematic diagram in opening according to the electronic lock of the interior well lid of people's well lid of embodiment of the present utility model and mechanical lock;
Fig. 9 A, 9B and 9C are according to the schematic diagram of the critical piece of the mechanical lock of people's well lid of embodiment of the present utility model;
Figure 10 is according to the schematic isometric of the electronic lock of people's well lid of embodiment of the present utility model; And
Figure 11 is according to the diagrammatic top view of the electronic lock of people's well lid of embodiment of the present utility model.
Detailed description of the invention
In conjunction with embodiment of the present utility model, the utility model is elaborated with reference to the accompanying drawings.
Figure 1A and 1B show the people's well lid 1 according to embodiment of the present utility model.As shown in Figure 1A and 1B, people's well lid 1 comprises outer well lid 10 and interior well lid 30, and interior well lid 30 is arranged on the inner side of described outer well lid 10 and is provided with outer well lid sensor 21, and whether outer well lid sensor 21 is monitored described outer well lid 10 and be opened or no existence.Outer well lid 10 covers on the opening of people's well 5, and interior well lid 30 is supported in people's well 5 by supporting base 4 and is positioned at outer well lid 10 belows.
Fig. 2 A and 2B show according to the outer well lid of people's well lid of embodiment of the present utility model.As shown in Figure 2 A and 2B, outer well lid 10 can utilize the material such as plastics or cast iron to form, or can be existing well lid.According to one embodiment of the present invention, outer well lid sensor 21 is magnetic sensors, in this case, be provided with magnet 2 on the downside of outer well lid 10, the characteristic of outer well lid sensor 21 by sensing magnet 2 carried out the state of the outer well lid 10 of sensing as heat treatment.For example, magnet 2 can be arranged on the center of outer well lid 10.Magnet 2 can be annular.Magnet 2 can be connected with outer well lid 10 in any suitable manner, for example, adopt the modes such as bonding, screw is fixing.According to another embodiment of the invention, outer well lid sensor 21 is displacement transducer or photoelectric sensor, in this case, does not need magnet 2.
Fig. 3 A and 3B show according to the interior well lid 30 of people's well lid of embodiment of the present utility model, and Fig. 4 A, 4B, 4C, 5 also show the interior well lid 30 of people's well lid.As shown in Fig. 3 A, 3B, 4C, interior well lid 30 can be called electronic manhole cover, and can be formed by cast iron, plastic or other material.The downside of interior well lid 30 (towards the one side in well) is provided with control module 31, power brick 32, mechanical lock 34, electronic lock 36, interior well lid sensor 35, connection cable or cable-assembly 33.In control module 21, comprise data acquisition and control module, wireless communication module.Whether interior well lid sensor 35 is rotated or opens for monitoring described interior well lid 30, and connection cable or cable-assembly 33 can be waterproof as required.Control module 31 resembles the brain of electronic manhole cover, for collecting, the status information of processing and sender's well 5, and receives background data center instruction.Power brick 32 provides electric power to control module 31.
As shown in Figure 1A, 3A, 4A, 4C, at least a portion of outer well lid sensor 21 is installed in the through hole 303 in interior well lid 30, and outer well lid sensor 21 and control module 31 join.Magnet 2 is installed in the center of outer well lid 10 downsides.Thereby whether outer like this well lid sensor 21 exists by the outer well lid 10 of magnet 2 induction of responding on outer well lid 10.Once outer well lid 10 is lost or be stolen, outer well lid sensor 21 just can detect, thereby the wireless communication module on well lid 30 in meeting automatic activation is issued background data center alarm message.Preferably, the magnet on outer well lid 10 can be designed to circle, and is arranged on the center of outer well lid 10 downsides, so just can guarantee that no matter outer well lid 10 how on swivelling cover, outer well lid sensor 21 can sense.In the time that outer well lid 10 is moved or be stolen, control module 31 can be sent out alarm messages to background data center, and administrative staff will receive that the stolen note of outer well lid 10 informs in the very first time.In people's well 5, also can need to increase the sensor such as water logging, temperature according to client, detect in real time the interior ambient parameter of people's well 5.One has extremely, and administrative staff also can receive abnormality alarming note in the very first time.
In working order, the mainboard in control module 31 is resting state, and wireless communication module is closed condition, and object is for power saving.Particularly, in order to reduce the frequency of changing power brick, can adopt energy saver mode.Under duty, wireless communication module is closed condition at ordinary times, because wireless communication module power consumption has accounted for 95% of total power consumption, in the time that outer well lid 10 is opened, wireless communication module is activated.So, once outer well lid 10 be moved, outer well lid sensor 21 sense outer well lid 10 be moved after give control module 31 transmit a signal, control module 31 will activate wireless communication module thereupon, wireless communication module is sent out warning information to background data center.Wireless communication module also can be for example, every the scheduled time (48 hours, this time can revise as requested certainly) by automatic activation, people's well latest state information to background data center.These status informations comprise dump energy information, the strong and weak information of wireless signal, environmental correclation information in well lid switching information and other people well.So adopt this power saving scheme, power brick only needs for example to change every year once.
The exemplary unlatching flow process of one of interior well lid and outer well lid is as follows.Open outer well lid 10, the wireless communication module on interior well lid 30 is by automatic activation, the interior well lid if attendant looks on the bright side of things, he need to send out the application request (as by mobile portable phone or short message) of unblanking application to background data center open electronic lock 36.Next background data center can verify whether he has the authority of open manhole cover.If application is by checking, background data center sends unlock instruction to the control module 31 on interior well lid 30.Automatic unlocking electronic lock 36 thus.After electronic lock is opened, attendant can receive the notice that an electronic lock has successfully been opened.Attendant just can smooth opening mechanical lock 34, and well lid 30 in then opening enters that people's well 5 is safeguarded and various operations.
The exemplary closing flow path of one of interior well lid and outer well lid is as follows.Complete after attended operation, interior well lid 30 is put back to, close upper outside well lid 10.Interior well lid sensor 35 senses interior well lid 30 and returns to behind installation site to control module 31 1 signals, and control module 31 is controlled the electronic lock 36 of interior well lid 30 thereupon and for example, automatically closed after the scheduled time (three minutes).Closing after upper outside well lid 10, the wireless communication module on interior well lid 30 is closed automatically.
In addition, the exemplary automatic detecting process of the one of people's well lid 1 is as follows.In working order, wireless communication module is closed condition, spend the scheduled time, for example two days, wireless communication module on interior well lid 30 is by automatic activation, and the information of sender's well state is to background data center, and then automatically closes, every scheduled time wireless communication module by automatic activation, and then automatically close.
Fig. 4 A, 4B, 4C, 5 show the interior well lid 30 of people's well lid.As shown in Fig. 4 A, 4B, 4C, 5; interior well lid 30 is provided with support column 309; this support column 309 is arranged on the soffit of described interior well lid 30; for example, for the protection of the equipment being connected on the soffit of described interior well lid, control module 31, power brick 32, mechanical lock 34, electronic lock 36, interior well lid sensor 35, connection cable or cable-assembly 33.As shown in Figure 5, support column 309 is higher than all devices on interior well lid, so interior well lid 30 can be kept flat to the equipment that can be pressed onto on the ground and not on interior well lid 30 soffits.
As shown in Fig. 4 A, 4B, 4C, 5, the edge of interior well lid 30 has breach 301, and upper surface has mechanical lock the through hole 303 of delthyrium 302, the outer well lid sensor 21 of installation.At least a portion of outer well lid sensor 21 is arranged in through hole 303.Interior well lid 30 upper surfaces also have handle 304, inside the Pass well lid direction mark 305, open interior well lid direction mark 306, positioning mark 307, stop block 308.Interior well lid 30 resembles a flat disk, has 3 breach 301 on circumference, when interior well lid 30 be rotated to breach 301 with supporting seat 4 on time, interior well lid 30 just can vertically be taken out.The quantity correspondence of breach 301 and supporting seat 4 can be any quantity such as 2,3,4.
Fig. 6 A, 6B show supporting base 4, and this supporting base 4 has U-shaped shape roughly and is fixed on the wall of people's well 5 (referring to Fig. 1), for supporting interior well lid 30.Supporting base 4 has: in the vertical direction extend for supporting base being fixed on to the standing part 46 on the wall of people's well 5; Center from from standing part 46 to people's well 5 is extended for supporting the first cantilever 45 of described interior well lid 30; And above the first cantilever 45 extended the second cantilever 44 in the center from standing part 46 to people's well 5.The draw-in groove that cantilever 44 and 45 forms a U-shaped fills interior well lid 30.In, the edge of well lid 30 is placed on the first cantilever 45 and is positioned at the second cantilever 44 belows.The first cantilever 45 to the second cantilevers 44 are long, and in the time that interior well lid 30 is rotated to be opened, interior well lid 30 is still supported on the first cantilever 45, can not fall down like this.Standing part 46 has through hole 43, and through hole 43 is for screw is installed, and supporting seat 4 is fixed on the borehole wall.The supporting seat 4 of three or other quantity can be set.In addition, stop block 308 is by contacting with the second cantilever 44, and the position of rotation of well lid 30 in restriction.
Fig. 7 shows according to people's well lid of embodiment of the present utility model removing after outer well lid and interior well lid turns to the diagrammatic top view can open position time.When well lid 30 in rotation makes the breach 301 of interior well lid 30 and the second cantilever 44 of described supporting base 4 on time, interior well lid 30 can be removed.
As shown in Fig. 3 B, 7.In the time that interior well lid 30 closes, the icon 307 on icon 41 and interior well lid 30 on supporting base 4 is aimed at.
As shown in Fig. 6 A, 6B, the downside of the second cantilever 44 of supporting base 4 is provided with hole 42, in hole 42, be provided with magnet, whether interior well lid 30 is provided with the interior well lid sensor 35 (referring to Fig. 4 C) such as interior well lid magnetic sensor coordinating with this magnet, monitor interior well lid 30 and be rotated or open.Interior well lid magnetic sensor also can adopt other sensor to replace, and other sensor such as photoelectric sensor that for example, in detecting well lid 30 moves, in this case, may not need magnet.
Fig. 8 A shows electronic lock and mechanical lock in closed condition, and Fig. 8 B shows electronic lock and mechanical lock in opening, and Fig. 9 A, 9B and 9C show the critical piece of mechanical lock, and Figure 10,11 shows electronic lock.
In the utility model, mechanical lock 34 and electronic lock 36 are used for realizing control of authority, guarantee the safety of interior well lid 30.In working order, as shown in Figure 8 A, mechanical lock 34 is to pin a U-shaped supporting seat 4.Mechanical lock 34 is pinned by electronic lock 36, as shown in Figure 8 B, open interior well lid 30 as wanted, first must open electronic lock 36, draw the handle 344 (Figure 1A, 3A, 5,9A) of mechanical lock 34 to open mechanical lock 34, then in rotation, well lid 30 could be opened interior well lid 30 again.
As shown in Fig. 9 A, 9B, 9C, 10,11, mechanical lock 34 has dead bolt 341 or is called mechanical lock upper cover, and this dead bolt 341 can be locked in (referring to Fig. 8 A) on described supporting base 4.This dead bolt 341 has standing part 3411, and the dead bolt 361 of electronic lock 36 locks the standing part 3411 of the dead bolt 341 of described mechanical lock 34, locks the dead bolt 341 of mechanical lock 34.According to a kind of embodiment, standing part 3411 is with a hole 3415, for holding electronic lock dead bolt 361.Mechanical lock 34 also comprises mechanical lock pedestal 342, and mechanical lock pedestal 342 comprises two side, and this sidewall has 2 guide grooves 3421, and the guide pillar 3413 of guide groove 3421 and dead bolt 341 coordinates.Mechanical lock 34 also comprises handle 344, by drawing it can open mechanical lock 34.Mechanical lock 34 also comprises spring 343, and in the time discharging handle 344, spring 343 automatically resets handle 344.The end of handle 344 is provided with joint fastener 3440, and this joint fastener 3440 has projection 3441, and the hole 3412 of this projection 3441 and dead bolt 341 coordinates, and drives dead bolt 341 to move in the time pulling handle 344, unblanks thereby realize.As shown in Figure 1A, 3A, 5,8A, 9B, 9C, according to a kind of embodiment, in the time that dead bolt 341 is locked on supporting base 4, supporting base 4 is between two locking plates 3414 of dead bolt 341.
As shown in Figure 10,11, the hole 3415 of the dead bolt 361 of electronic lock 36 and the standing part 3411 of mechanical lock 34 is used in conjunction with.Electronic lock 36 is arranged on supporting seat 39, by screw 38, electronic lock 36 is fixed on interior well lid 30.Screw 37 is for fixing electronic lock 36 and supporting seat 39.
The utility model provides a kind of people's well lid, adopt people's well lid of the present utility model, in the time that outer well lid is opened, moves or be stolen, control module can be sent out alarm message to background data center, and administrative staff will receive that the stolen note of outer well lid informs in the very first time.In addition, in people's well, also can increase the sensor such as water logging, temperature according to managerial demand, detect in real time ambient parameter in people's well.One has extremely, and administrative staff also can receive abnormality alarming note in the very first time.Interior well lid not only has mechanical lock, also has electronic lock.Only have the attendant of mandate just can open electronic lock, thereby open mechanical lock, then open interior well lid.So just prevent that unauthorized personnel from opening interior well lid.
Claims (12)
1. people's well lid, this people's well lid comprises outer well lid, it is characterized in that
This people's well lid also comprises interior well lid (30), and this interior well lid is arranged on the inner side of described outer well lid and is provided with outer well lid sensor (21), and whether outer well lid is opened or no existence described in this outer well lid Sensor monitoring.
2. people's well lid according to claim 1, is characterized in that
Described interior well lid (30) is provided with support column (309), and this support column is arranged on the soffit of described interior well lid (30), for the protection of the equipment being connected on the soffit of described interior well lid.
3. people's well lid according to claim 1, is characterized in that
Described people's well lid also comprises supporting base, and this supporting base has roughly U-shaped shape and is fixed on people's borehole wall, for supporting described interior well lid.
4. people's well lid according to claim 3, is characterized in that described supporting base has:
In the vertical direction extend for supporting base being fixed on to the standing part on people's borehole wall;
Extended for supporting first cantilever (45) of described interior well lid from standing part Xiang Renjing center; And
Above the first cantilever from extended the second cantilever in standing part Xiang Renjing center (44).
5. people's well lid according to claim 4, is characterized in that
The edge of described interior well lid (30) is shelved on the first cantilever (45) above and is positioned under the second cantilever (44), the edge of described interior well lid (30) has at least one breach (301), when the described interior well lid of rotation makes the breach of described interior well lid and second cantilever (44) of described supporting base on time, described interior well lid can be removed.
6. people's well lid according to claim 4, is characterized in that
The downside of second cantilever (44) of described supporting base is provided with hole (42), described hole is provided with magnet in (42), whether described interior well lid is provided with the interior well lid magnetic sensor coordinating with this magnet, monitor described interior well lid and be rotated or open.
7. people's well lid according to claim 1, is characterized in that
Described outer well lid sensor (21) is magnetic sensor, is provided with magnet (2) on the downside of outer well lid.
8. people's well lid according to claim 1, is characterized in that
Described interior well lid (30) is provided with electronic lock.
9. people's well lid according to claim 8, is characterized in that
Described interior well lid (30) is provided with mechanical lock (34), and this mechanical lock just can be opened after electronic lock is opened.
10. people's well lid according to claim 9, is characterized in that
Described people's well lid also comprises supporting base, and this supporting base has roughly U-shaped shape and is fixed on people's borehole wall, for supporting described interior well lid,
Described mechanical lock (34) has dead bolt (341), and this dead bolt can be locked on described supporting base.
11. people's well lids according to claim 9, is characterized in that
Described mechanical lock (34) has dead bolt (341), this dead bolt has standing part (3411), the dead bolt (361) of electronic lock locks the standing part (3411) of the dead bolt (341) of described mechanical lock (34), locks the dead bolt (341) of mechanical lock (34).
12. people's well lids according to claim 1, is characterized in that
Described interior well lid (30) is provided with through hole (303), and at least a portion of described outer well lid sensor (21) is arranged in described through hole (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320704423.2U CN203654323U (en) | 2013-11-08 | 2013-11-08 | Well lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320704423.2U CN203654323U (en) | 2013-11-08 | 2013-11-08 | Well lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203654323U true CN203654323U (en) | 2014-06-18 |
Family
ID=50920730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320704423.2U Expired - Lifetime CN203654323U (en) | 2013-11-08 | 2013-11-08 | Well lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203654323U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836293A (en) * | 2016-12-15 | 2017-06-13 | 国网北京市电力公司 | Well lid |
| CN107460894A (en) * | 2017-08-04 | 2017-12-12 | 山东康威通信技术股份有限公司 | Earth magnetism metal composite inductive switch, outer well lid monitoring system for well lid monitoring |
| CN108691463A (en) * | 2018-05-10 | 2018-10-23 | 宁波瑞奥物联技术股份有限公司 | A kind of multi-breal switch lock and manhole lid device |
| CN109993943A (en) * | 2017-12-29 | 2019-07-09 | 贵阳三嘉五科技创新研发有限公司 | A kind of horizontal intelligent alarm device of road well security protection |
-
2013
- 2013-11-08 CN CN201320704423.2U patent/CN203654323U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836293A (en) * | 2016-12-15 | 2017-06-13 | 国网北京市电力公司 | Well lid |
| CN107460894A (en) * | 2017-08-04 | 2017-12-12 | 山东康威通信技术股份有限公司 | Earth magnetism metal composite inductive switch, outer well lid monitoring system for well lid monitoring |
| CN107460894B (en) * | 2017-08-04 | 2019-07-05 | 山东康威通信技术股份有限公司 | Earth magnetism metal composite inductive switch, outer well lid for the monitoring of outer well lid monitor system |
| CN109993943A (en) * | 2017-12-29 | 2019-07-09 | 贵阳三嘉五科技创新研发有限公司 | A kind of horizontal intelligent alarm device of road well security protection |
| CN108691463A (en) * | 2018-05-10 | 2018-10-23 | 宁波瑞奥物联技术股份有限公司 | A kind of multi-breal switch lock and manhole lid device |
| CN108691463B (en) * | 2018-05-10 | 2020-04-24 | 宁波瑞奥物联技术股份有限公司 | Multiple switch lock and well lid device |
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Granted publication date: 20140618 |