CN203412404U - Device applied to locking and unlocking of manhole cover lock and stably maintaining locking and unlocking - Google Patents

Device applied to locking and unlocking of manhole cover lock and stably maintaining locking and unlocking Download PDF

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Publication number
CN203412404U
CN203412404U CN201320460906.2U CN201320460906U CN203412404U CN 203412404 U CN203412404 U CN 203412404U CN 201320460906 U CN201320460906 U CN 201320460906U CN 203412404 U CN203412404 U CN 203412404U
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China
Prior art keywords
chuck
rod
lock
fixed
shaft
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Active
Application number
CN201320460906.2U
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Chinese (zh)
Inventor
杨震威
姜志利
张明广
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Conway Communication Technology Co., Ltd
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Shandong Conwell Communication Technology Co Ltd
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Priority to CN201320460906.2U priority Critical patent/CN203412404U/en
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Abstract

The utility model particularly discloses a device applied to locking and unlocking of a manhole cover lock and stably maintaining locking and unlocking. The device comprises a lock case, wherein a main shaft and a two-way rotating electromagnet are arranged on the lock case; an electromagnet shaft in the two-way rotating electromagnet is driven by the two-way rotating electromagnet to rotate; a connecting cover is connected to the lower end of the electromagnet shaft, and is connected with a clamping plate connecting rod on which an ejection block is arranged; a positioning pin for positioning the rotation of the clamping plate connecting rod is arranged on the lock case; the top end of the main shaft is matched with a turntable, and the bottom end of the main shaft is matched with a clamping plate; a notch is formed in the outer edge of the clamping plate, and is matched with the clamping plate connecting rod; an annular nick is formed in the inner side of the clamping plate, and is matched with a limiting pin fixedly arranged on the lock case. The device is simple in structure, the aim of locking or unlocking the manhole cover lock can be fulfilled through the rotating electromagnet, and a locked state and an unlocked state can be stably maintained due to characteristics of the rotating electromagnet.

Description

The device of maintenance is opened and is stablized in the locking that is applied to pattern manhole cover lock
Technical field
The utility model relates to a kind of manhole cover locking mechanism, relates in particular to a kind of locking, unlatching stable device keeping that is applied to pattern manhole cover lock.
Background technology
Urban road is provided with a lot of underground pipeline well lids, for preventing that someone from stealing well lid or illegally entering well, often at the well lid back side, increases lock.Be locked in and open or during closed condition, the maintenance of state is very crucial.Tradition is the mode by spring top bead, but very unstable when strong shock, easily damages; Sliding electromagnet causes distance of stretch out and draw back less because of shape limitation.
Utility model content
The purpose of this utility model is exactly for addressing the above problem, provide a kind of simple in structure, easy to use, maintenance well lid locking that can be stable or the locking that is applied to pattern manhole cover lock of unlocking condition, unlatching the stable device keeping possess two kinds of modes that on-the-spot emergency button lock and electric-controlled switch are locked simultaneously.
For achieving the above object, the utility model adopts following technical scheme:
The device of maintenance is opened and is stablized in a kind of locking that is applied to pattern manhole cover lock, comprise lock housing, described lock housing is provided with a main shaft and a two-way angle electromagnetic iron, described two-way angle electromagnetic iron and electromagnet shaft are integrated, and driven by two-way angle electromagnetic iron, the lower end of electromagnet shaft connects a connection cover, described connection cover is connected with a chuck connecting rod, and on chuck connecting rod, be provided with a jacking block, in lock housing, be provided with one for the alignment pin of positioning chuck connecting rod position of rotation, described main shaft top coordinates with a rotating disk, bottom coordinates with a chuck, the outward flange of described chuck is provided with an otch, described otch coordinates with chuck connecting rod, the inner side of chuck is provided with an annular gap, described annular gap coordinates with the spacer pin being fixed in lock housing.The slewing area of chuck is exactly the angle of annular gap.
Described chuck connecting rod is the bar that a centre is provided with endoporus, and described endoporus coordinates with the Step Shaft above lock housing by bearing, and chuck connecting rod by screw I by connection cover together with it is fixed on.
The upper lock of meeting an urgent need that is also provided with of described lock housing, described emergent lock comprises a revolvable connecting rod, described connecting rod is provided with a bent angle jag dead bolt, described bent angle jag dead bolt coordinates with the backing pin being welded on chuck connecting rod, and described backing pin and jacking block are located at respectively the two ends of chuck connecting rod.During emergent unlocking, the rotational of dead bolt is stirred chuck connecting rod, and jag design is that chuck connecting rod rotates when guaranteeing electric-controlled switch lock, can not interfere with static jag dead bolt.
The angle that described backing pin rotates in bent angle jag lock equates with the rotational angle of jacking block.And the intermediateness of electromagnet shaft Double-directional rotary is just in time the centre position that chuck connecting rod has the rotational angle of jacking block one side.
Described connection cover is provided with flat mouthful and coordinates with the flat mouth of electromagnet shaft, and electromagnet shaft drives chuck connecting rod to rotate by connection cover indirectly.
Described chuck is fixed on main shaft, by lock washer I and nut I, fixes.
The endoporus of described chuck connecting rod and bearing outer ring interference fit, bearing inner race is fixed on the Step Shaft in lock housing, by pressing plate, screw III, the inner ring of bearing is fixed, and chuck connecting rod is connected with connection cover bottom.
Angle Support is crossed by described two-way angle electromagnetic Tie Tong and screw II is fixed on support, and the bottom of described support is fixed in lock housing, and described main shaft is through the top of support, connect rotating disk, and rotating disk is fixed on main shaft by nut II and lock washer II; And on rotating disk, be connected with connecting rod.
Described chuck is provided with otch, under locking state, coordinates with the jacking block of chuck connecting rod.
A described jacking block of chuck connecting rod one side welding, a backing pin of offside welding.
The utility model uses two-way angle electromagnetic iron, and forward and reverse voltage alternately changing causes the work characteristics of the Double-directional rotary of electromagnet shaft.Utilize this function, electromagnet shaft drives connection cover, and connection cover drives chuck connecting rod to rotate, and the jacking block of chuck connecting rod blocks chuck or departs from chuck, the object of play locking, unblanking.Chuck connecting rod rotates between chuck otch and alignment pin, and the angle of this scope is less than the limit rotational angle of angle electromagnetic iron.
When pattern manhole cover lock is during in opening, jacking block departs from chuck otch, together with chuck connecting rod abuts against with alignment pin under the effect of electromagnet, chuck freely rotates within the scope of gap, drive the rotating disk of main shaft opposite side, the connecting rod of driven by rotary disc on it, pulls telescopic shaft motion.
Give backward voltage of electromagnet, chuck connecting rod can turn to opposite side, jacking block just in time withstands on chuck incision site, and it is the position of spacer pin that chuck annular gap one now corrects, under the effect of electromagnet, block tightly pasting chuck, cause chuck not rotate, main shaft, rotating disk, connecting rod, telescopic shaft are inactive, and it is maintained the lock status, as long as break-in voltage does not have, just keep this state always.Give break-in voltage of electromagnet, chuck connecting rod is rotational positioning pin one side again again, realizes again the state that can unblank.
Alternately inputting of forward and reverse voltage, has so just realized the automatically controlled object of unblanking or locking of pattern manhole cover lock.When emergent unlocking is locked, by the turn-knob lock of meeting an urgent need, drive jag dead bolt, stir the backing pin on chuck connecting rod, overcome the driving torque of electromagnet shaft, realize the Double-directional rotary of chuck connecting rod, the object that emergent lock unblanks to lock.
The beneficial effects of the utility model are: simple in structure, and by angle electromagnetic iron, realize unblanking of pattern manhole cover lock or lock object, and because the feature of angle electromagnetic iron, and maintenance that can be stable by two states.Two kinds of modes that simultaneously possess on-the-spot emergency button lock and electric-controlled switch lock.
Accompanying drawing explanation
Fig. 1 is part part assembling schematic diagram of the present utility model.
Fig. 2 is assembling schematic diagram of the present utility model.
Fig. 3 is partial sectional view of the present utility model.
In figure, 1. main shaft, 2. nut I, 3. spacer pin, 4. lock washer I, 5. electromagnet shaft, 6. chuck connecting rod, 7. jacking block, 8. alignment pin, 9. screw I, 10. connection cover, 11. backing pins, 12. emergent locks, 13. jag dead bolts, 14. lock housings, 15. chucks, 16. connecting rods, 17. nut II, 18. lock washer II, 19. angle Supports, 20. two-way angle electromagnetic iron, 21. screw II, 22. nut III, 23. supports, 24. rotating disks, 25. pressing plates, 26. bearings, 27. screw III, 28. Step Shafts.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further.
Mounting means:
In Fig. 1, lock housing 14 is provided with a main shaft 1 and a two-way angle electromagnetic iron 20, described two-way angle electromagnetic iron 20 drives the electromagnet shaft 5 in it to rotate, the lower end of electromagnet shaft 5 connects a connection cover 10, described connection cover 10 is connected with a chuck connecting rod 6, and on chuck connecting rod 6, be provided with a jacking block 7, in lock housing 14, be provided with one for the alignment pin 8 of positioning chuck connecting rod 6 position of rotation, described main shaft 1 top coordinates with a rotating disk 24, bottom coordinates with a chuck 15, the outward flange of described chuck 15 is provided with an otch, described otch coordinates with the jacking block 7 of chuck connecting rod 6, the inner side of chuck is provided with an annular gap, described annular gap coordinates with the spacer pin 3 being fixed in lock housing 14.The slewing area of chuck 15 is exactly the angle of annular gap.
Chuck connecting rod 6 is the bar that a centre is provided with endoporus, and endoporus coordinates with the Step Shaft 28 above lock housing by bearing 26, and chuck connecting rod 6 by screw I9 by connection cover together with it is fixed on.
The upper lock 12 of meeting an urgent need that is also provided with of lock housing 14, described emergent lock 12 comprises a revolvable connecting rod, described connecting rod is provided with a bent angle jag dead bolt 13, described bent angle jag dead bolt 13 coordinates with the backing pin 11 being welded on chuck connecting rod, the two ends that described backing pin 11 and jacking block 7 are located at respectively chuck connecting rod 6.During emergent unlocking, the rotational of dead bolt is stirred chuck connecting rod 6, and jag design is, when chuck connecting rod rotates when guaranteeing electric-controlled switch lock, can not interfere with static jag dead bolt.Chuck 15 is provided with otch, and under locking state, otch coordinates with the jacking block of chuck connecting rod 6.
In Fig. 3, chuck connecting rod 6 central bore and bearing 26 outer ring interference fit, bearing 26 inner rings are fixed on the Step Shaft 28 in lock housing 14, by pressing plate 25.Screw III 27 is fixed the inner ring of bearing 26.
In Fig. 1, a jacking block 7 of chuck connecting rod 6 one side welding, a backing pin 11 of offside welding.Chuck connecting rod 6 by screw I9 by connection cover 10 together with it is fixed on; Connection cover 10 is provided with flat mouth and is used for coordinating with the flat mouth of electromagnet shaft 5, and electromagnet shaft 5 drives chuck connecting rod 6 to rotate by connection cover 10 indirectly.
In Fig. 2, two-way angle electromagnetic iron 20 is fixed on support 23 by angle Support 19 and screw II 21, and support 23 is fixed in lock housing 14 by nut III22.The intermediateness of electromagnet shaft 5 Double-directional rotaries is just in time the rotational angle centre position that chuck connecting rod 6 has jacking block 7 one sides.Chuck 15 is fixed on the bottom of main shaft 1, fixing with nut I 2 by lock washer I 4.Main shaft 1, through the top of support 23, connect rotating disk 24, and rotating disk 24 is fixed on support 23 by nut II 17 and lock washer II 18; And on rotating disk 24, be connected with connecting rod 16.
Chuck 15 is provided with annular gap, and the spacer pin 3 in lock housing 14 is all the time in annular gap, and the slewing area of chuck 15 is exactly the angle of annular gap.
Working method:
The utility model uses two-way angle electromagnetic iron 20, and forward and reverse voltage alternately changing causes the work characteristics of the Double-directional rotary of electromagnet shaft 5.Utilize this function, electromagnet shaft 5 drives connection cover 10, and connection cover 10 drives chuck connecting rod 6 to rotate, and the jacking block 7 of chuck connecting rod 6 blocks chuck 15 or departs from chuck 15, the object of play locking, unblanking.Chuck connecting rod 6 rotates between chuck 6 otch and alignment pin 8, and the angle of this scope is less than the limit rotational angle of angle electromagnetic iron
When pattern manhole cover lock is during in opening, jacking block 7 departs from chuck 15 otch, together with chuck connecting rod 6 abuts against with alignment pin 8 under the effect of two-way angle electromagnetic iron 20, chuck 15 freely rotates within the scope of gap, drive the rotating disk 24 of main shaft 1 other end, the connecting rod 16 that rotating disk 24 drives on it, pulls telescopic shaft motion.
Give 20 1 backward voltages of two-way angle electromagnetic iron, chuck connecting rod 6 can turn to opposite side, jacking block 7 just in time withstands on chuck 15 incision sites, and it is the position of spacer pin 3 that the annular gap one of chuck 15 now corrects, under the effect of two-way angle electromagnetic iron 20, block 7 tightly pasting chuck 15, cause chuck 15 not rotate, main shaft 1, rotating disk 24, connecting rod 16, telescopic shaft are inactive, and it is maintained the lock status, as long as break-in voltage does not have, just keep this state always.If give 20 1 break-in voltages of two-way angle electromagnetic iron, chuck connecting rod 6 is rotational positioning pin 8 one sides again, realize again the state that can unblank.
Alternately inputting of forward and reverse voltage, has just realized the automatically controlled object of unblanking or locking of pattern manhole cover lock.The emergent lock of on-the-spot application 12 o'clock, is met an urgent need and is locked 12 by turn-knob, drives jag dead bolt 13, stirs the backing pin 11 on chuck connecting rod 6, overcomes the driving torque of electromagnet shaft 5, realizes the Double-directional rotary of chuck connecting rod 6, has also just realized the object that emergent lock unblanks to lock.

Claims (8)

1. the device of maintenance is opened and is stablized in a locking that is applied to pattern manhole cover lock, comprise lock housing, it is characterized in that: described lock housing is provided with a main shaft and a two-way angle electromagnetic iron, described two-way angle electromagnetic iron drives the electromagnet shaft in it to rotate, the lower end of electromagnet shaft connects a connection cover, described connection cover is connected with a chuck connecting rod, and on chuck connecting rod, be provided with a jacking block, in lock housing, be provided with one for the alignment pin of positioning chuck connecting rod position of rotation, described main shaft top coordinates with a rotating disk, bottom coordinates with a chuck, the outward flange of described chuck is provided with an otch, described otch coordinates with chuck connecting rod, the inner side of chuck is provided with an annular gap, described annular gap coordinates with the spacer pin being fixed in lock housing.
2. device as claimed in claim 1, is characterized in that: described chuck connecting rod is the bar that a centre is provided with endoporus, and described endoporus coordinates with the Step Shaft above lock housing by bearing, and chuck connecting rod by screw I by connection cover together with it is fixed on.
3. device as claimed in claim 2, it is characterized in that: the upper lock of meeting an urgent need that is also provided with of described lock housing, described emergent lock comprises a revolvable connecting rod, described connecting rod is provided with a bent angle jag dead bolt, described bent angle jag dead bolt coordinates with the backing pin being welded on chuck connecting rod, and described backing pin and jacking block are located at the two ends of chuck connecting rod.
4. device as claimed in claim 3, is characterized in that: the angle that described backing pin rotates in bent angle jag lock equates with the rotational angle of jacking block.
5. device as claimed in claim 1, is characterized in that: described chuck connecting rod by screw I by connection cover together with it is fixed on; Described connection cover is provided with flat mouthful and coordinates with the flat mouth of electromagnet shaft.
6. device as claimed in claim 1, is characterized in that: described chuck is fixed on main shaft, by lock washer I and nut I, fixes.
7. device as claimed in claim 1, is characterized in that: the central bore of described chuck connecting rod and a bearing outer ring interference fit, bearing inner race is fixed on the Step Shaft in lock housing, by pressing plate, screw III, the inner ring of bearing is fixed.
8. device as claimed in claim 1, it is characterized in that: angle Support is crossed by described two-way angle electromagnetic Tie Tong and screw II is fixed on support, the bottom of described support is fixed in lock housing, and described main shaft is through the top of support, connect rotating disk, and rotating disk is fixed on main shaft by nut II and lock washer II; And on rotating disk, be connected with connecting rod.
CN201320460906.2U 2013-07-30 2013-07-30 Device applied to locking and unlocking of manhole cover lock and stably maintaining locking and unlocking Active CN203412404U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320460906.2U CN203412404U (en) 2013-07-30 2013-07-30 Device applied to locking and unlocking of manhole cover lock and stably maintaining locking and unlocking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320460906.2U CN203412404U (en) 2013-07-30 2013-07-30 Device applied to locking and unlocking of manhole cover lock and stably maintaining locking and unlocking

Publications (1)

Publication Number Publication Date
CN203412404U true CN203412404U (en) 2014-01-29

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103352614A (en) * 2013-07-30 2013-10-16 山东康威通信技术股份有限公司 Device applied to locking and opening well lid lock and stably keeping
CN105649429A (en) * 2016-01-06 2016-06-08 山东康威通信技术股份有限公司 Locking device used for electronic-control-free well lid lock and having stable gear maintaining function
CN112443205A (en) * 2020-10-29 2021-03-05 山东每联电子电器有限公司 Anti-theft three-shaft lock structure for manhole cover

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103352614A (en) * 2013-07-30 2013-10-16 山东康威通信技术股份有限公司 Device applied to locking and opening well lid lock and stably keeping
CN103352614B (en) * 2013-07-30 2015-08-26 山东康威通信技术股份有限公司 The locking being applied to pattern manhole cover lock is opened and stablizes the device kept
CN105649429A (en) * 2016-01-06 2016-06-08 山东康威通信技术股份有限公司 Locking device used for electronic-control-free well lid lock and having stable gear maintaining function
CN105649429B (en) * 2016-01-06 2018-01-09 山东康威通信技术股份有限公司 Applied to the stable locking device for keeping gear without automatically controlled pattern manhole cover lock
CN112443205A (en) * 2020-10-29 2021-03-05 山东每联电子电器有限公司 Anti-theft three-shaft lock structure for manhole cover

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GR01 Patent grant
C14 Grant of patent or utility model
CP03 "change of name, title or address"

Address after: 250101 A203, block F, entrepreneurship square, Qilu Software Park, No.1 Shunhua Road, high tech Development Zone, Jinan City, Shandong Province

Patentee after: Conway Communication Technology Co., Ltd

Address before: 250101 Qilu Software Park, No. 1 Shunhua Road, Jinan High-tech Development Zone, Shandong Province, A 203

Patentee before: SHANDONG KANGWEI COMMUNICATION TECHNOLOGY Co.,Ltd.

CP03 "change of name, title or address"