CN2466220Y - Anti-theft manhole cover - Google Patents
Anti-theft manhole cover Download PDFInfo
- Publication number
- CN2466220Y CN2466220Y CN 01211772 CN01211772U CN2466220Y CN 2466220 Y CN2466220 Y CN 2466220Y CN 01211772 CN01211772 CN 01211772 CN 01211772 U CN01211772 U CN 01211772U CN 2466220 Y CN2466220 Y CN 2466220Y
- Authority
- CN
- China
- Prior art keywords
- lock
- key
- well lid
- core
- prap
- 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.)
- Expired - Fee Related
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 5
- 101100042676 Mus musculus Skap2 gene Proteins 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
Images
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
An anti-theft well cover consists of a well cover, an electromagnetic lock and a key. The lock consists of a lock body, a lock core, a lock tongue, an iron core, an electromagnetic coil and a spring. The key consists of a key rod, an insulating rod, a bayonet lock, a limiting block, a positioning column, a power supply contact, a power line, a switch and a handle. When the well lid needs to be opened, a key power supply is connected with the storage battery, then the key is inserted into the hole of the well lid and rotates 90 degrees, a contact on the key rod is connected with a binding post of the lock, the coil works, the lock tongue is sucked, and the well lid is opened. After the work is finished, the well cover is put back to the original position, and the electromagnetic lock is automatically locked.
Description
The utility model relates to a kind of well lid that is applicable to feedwater, following water, communication, heating, mainly is anti-stealing manhole cover.
Current use does not all have anti-theft feature at the well lid of feedwater, water, communication, heating down, causes well lid often to be lost, or is damaged, and the not only normal life of influence also can cause personal injury sometimes.
The purpose of this utility model is exactly that a kind of anti-stealing manhole cover is provided in order to overcome the deficiencies in the prior art.
The purpose of this utility model can reach by following measure:
This well lid comprises well lid, theftproof lock, key, support, concrete structure is to be theftproof lock (2) below the well lid (3), the lock body of theftproof lock is a metal-back, be insulation lock core (17) in the shell, lock core is provided with coil (19), and the lock core center is movable core (18), the preceding termination insulation dead bolt (16) of iron core, be spring (20) between its rear end and the lock core, be provided with prap (9), prap connecting coil at the lock body end face.Key bar (12) upper end is handle (7), its lower end is insulating bar (22), insulating bar is provided with power supply moving contact (25) (26) and limited block (23), the insulating bar lower end is reference column (24), key bar is provided with well lid bayonet lock (21), power line (8) one ends in the key bar connect battery (27) by the switch on the handle (6), and its other end connects prap (9) on the lock body by power contact head.
The purpose of this utility model can also reach by following measure:
Support (11) is fixed on below the well lid, and support is provided with key positioner hole and power supply stationary contact (13) (14), and stationary contact connects the prap (9) of lock body by lead (10).
Well lid is provided with key hole (5).
Description of drawings:
Fig. 1 is a general illustration of the present utility model, the state of expression well lid keyed, (1) manhole cover base wherein, (2) lock body, (3) well lid, (4) folding.
Fig. 2 is the vertical view of Fig. 1, expression profile, wherein (5) key hole.
Structural representation when Fig. 3 is key unlocking, (6) switch wherein, (7) handle, (8) power line, (9) prap, (10) lead, (11) support, (12) key bar.
Fig. 4 be among Fig. 3 A to view, (13) (14) stationary contact wherein.
Fig. 5 is the structural representation of locking among Fig. 1, (15) holder wherein, (16) dead bolt, (17) insulation lock core, (18) movable core, (19) electromagnetic coil, (20) spring.
Fig. 6 is the left view of Fig. 5.
Fig. 7 is the right view of Fig. 5.
Fig. 8 is a key schematic diagram among Fig. 3, (21) bayonet lock wherein, (22) insulating bar, (23) limited block, (24) reference column, (25) (26) power supply moving contact.
The utlity model has following advantage:
1, anti-theft is good.
2, unlatching, easy to use.
3, simple in structure, cost is low.
Below the utility model is described further:
This anti-stealing manhole cover is made up of well lid and theftproof lock, and well lid is hinged on the manhole cover base by folding, Motionless electromagnetic lock below the well lid, and electromagnetic lock can be opened by a private key.Electromagnetic lock is made up of lock body, lock core, dead bolt, iron core, electromagnetic coil, spring.Key is made up of key bar, insulating bar, bayonet lock, limited block, reference column, power supply moving contact, power line, switch, handle.
Operating principle and operation sequence: when operating personnel need go into the well work, well lid key attaching plug is inserted in again key is inserted in the key hole of well lid on the 12V battery socket that carries, half-twist to the right, put in place the back with hand thumb by on the key switch, make the electricity of battery be transferred to the electromagnetic coil of lock by the contact of key bar, produce suction, iron core is inhaled moving, dead bolt shrinks, and opens lock, when hear " " one after, the right hand is firmly carried key handle, under the effect of bayonet lock, well lid is opened, work finish well lid put back to original position after, electromagnetic lock is automatically locked.
Claims (3)
1, a kind of anti-stealing manhole cover, comprise well lid, theftproof lock, key, support, it is characterized in that below the well lid (3) be theftproof lock (2), the lock body of theftproof lock is a metal-back, it in the shell insulation lock core (17), lock core is provided with coil (19), the lock core center is movable core (18), the preceding termination insulation dead bolt (16) of iron core, it between its rear end and the lock core spring (20), be provided with prap (9) at the lock body end face, the prap connecting coil, key bar (12) upper end is handle (7), and its lower end is insulating bar (22), and insulating bar is provided with power supply moving contact (25) (26) and limited block (23), the insulating bar lower end is reference column (24), key bar is provided with well lid bayonet lock (21), and power line (8) one ends in the key bar connect battery (27) by the switch on the handle (6), and its other end connects prap (9) on the lock body by power contact head.
2, according to the said well lid of claim 1, it is characterized in that support (11) is fixed on below the well lid, support is provided with key positioner hole and power supply stationary contact (13) (14), and stationary contact connects the prap (9) of lock body by lead (10).
3,, it is characterized in that well lid is provided with key hole (5) according to the said well lid of claim 1.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01211772 CN2466220Y (en) | 2001-02-21 | 2001-02-21 | Anti-theft manhole cover |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 01211772 CN2466220Y (en) | 2001-02-21 | 2001-02-21 | Anti-theft manhole cover |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2466220Y true CN2466220Y (en) | 2001-12-19 |
Family
ID=33631098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 01211772 Expired - Fee Related CN2466220Y (en) | 2001-02-21 | 2001-02-21 | Anti-theft manhole cover |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2466220Y (en) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100410458C (en) * | 2006-01-24 | 2008-08-13 | 鲍贵芳 | Anti-theft method for well cover and anti-theft well cover therewith |
CN102864980A (en) * | 2011-07-04 | 2013-01-09 | 易捷艾玛公司 | Device for locking at least one covering element on supporting frame and unlocking from supporting frame |
CN105201019A (en) * | 2015-10-13 | 2015-12-30 | 成都易信达科技股份有限公司 | Burglarproof well cover capable of preventing flow backward |
CN105239602A (en) * | 2015-10-13 | 2016-01-13 | 成都易信达科技股份有限公司 | Well lid capable of being prevented from being stolen |
CN105386467A (en) * | 2015-10-13 | 2016-03-09 | 成都易信达科技股份有限公司 | Well lid with drainage amount adjusting function |
CN105574961A (en) * | 2014-11-11 | 2016-05-11 | 上海惠元物联网科技有限公司 | Electric control lock for manhole cover |
CN106996115A (en) * | 2016-09-29 | 2017-08-01 | 广州迩鼎机电设备有限公司 | The protector and its operating method of a kind of municipal inspection shaft |
CN106996114A (en) * | 2016-09-29 | 2017-08-01 | 广州迩鼎机电设备有限公司 | A kind of inspection shaft protector easy to maintain and its operating method |
CN106996116A (en) * | 2016-09-29 | 2017-08-01 | 广州迩鼎机电设备有限公司 | It is a kind of to be used for the protector and its operating method of municipal inspection shaft |
-
2001
- 2001-02-21 CN CN 01211772 patent/CN2466220Y/en not_active Expired - Fee Related
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100410458C (en) * | 2006-01-24 | 2008-08-13 | 鲍贵芳 | Anti-theft method for well cover and anti-theft well cover therewith |
CN102864980A (en) * | 2011-07-04 | 2013-01-09 | 易捷艾玛公司 | Device for locking at least one covering element on supporting frame and unlocking from supporting frame |
CN105574961A (en) * | 2014-11-11 | 2016-05-11 | 上海惠元物联网科技有限公司 | Electric control lock for manhole cover |
CN105574961B (en) * | 2014-11-11 | 2018-05-25 | 上海惠元物联网科技有限公司 | A kind of well lid electric control lock |
CN105201019A (en) * | 2015-10-13 | 2015-12-30 | 成都易信达科技股份有限公司 | Burglarproof well cover capable of preventing flow backward |
CN105239602A (en) * | 2015-10-13 | 2016-01-13 | 成都易信达科技股份有限公司 | Well lid capable of being prevented from being stolen |
CN105386467A (en) * | 2015-10-13 | 2016-03-09 | 成都易信达科技股份有限公司 | Well lid with drainage amount adjusting function |
CN106996115A (en) * | 2016-09-29 | 2017-08-01 | 广州迩鼎机电设备有限公司 | The protector and its operating method of a kind of municipal inspection shaft |
CN106996114A (en) * | 2016-09-29 | 2017-08-01 | 广州迩鼎机电设备有限公司 | A kind of inspection shaft protector easy to maintain and its operating method |
CN106996116A (en) * | 2016-09-29 | 2017-08-01 | 广州迩鼎机电设备有限公司 | It is a kind of to be used for the protector and its operating method of municipal inspection shaft |
CN106996116B (en) * | 2016-09-29 | 2019-02-15 | 北京场道市政工程集团有限公司 | A kind of protective device and its operating method for municipal inspection shaft |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |