CN201486274U - Pickproof lock of drain well cover - Google Patents
Pickproof lock of drain well cover Download PDFInfo
- Publication number
- CN201486274U CN201486274U CN2009201619314U CN200920161931U CN201486274U CN 201486274 U CN201486274 U CN 201486274U CN 2009201619314 U CN2009201619314 U CN 2009201619314U CN 200920161931 U CN200920161931 U CN 200920161931U CN 201486274 U CN201486274 U CN 201486274U
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- CN
- China
- Prior art keywords
- lock
- dead bolt
- handle piece
- stage clip
- plate washer
- 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
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model relates to a pickproof lock of a drain well cover, which consists of a lock body and a private key. The lock body comprises a lock core, a lock case body, a lock bolt, a compression spring, a compression spring conduit, a safe unlocking plate, a tension spring, a lockplate and the tension spring, and a lock cover plate. The top end of the lock core is connected with the back of the drain well cover; the lower end of the lock core is inserted into a lock core hole of the lock case body; the lock bolt is arranged in the lock case body; the safe unlocking plate is arranged on the back of the lock case body to prevent the lock from being unlocked by a foreign body; the lockplate is arranged on one side in the lock case body and is used for locking the lock bolt; and the private key comprises a key case body, a handle component, a handle component locking device, an unlocking poke plate, a poke hook component and the like. The main body of the handle component is arranged in the key case body; the handle component locking device is arranged at the top end of the key case body; the unlocking poke plate is connected with the lower end of the handle component; and the unlocking poke hook component is connected with the unlocking poke plate. The unlocking poke hook component is provided with an unlocking poke head and an unlocking poke hook. The lock is block-proof, tamper-proof, and rot-proof, and can be matched with all kinds of public drain well covers in cities.
Description
The utility model relates to a kind of anti-theft lock for inspection well cover.
At present, the general no special anti-theft device of the public Manhole covers in city, public safety accidents such as well lid casualties stolen and that cause therefrom and the interior facility loss of well happen occasionally, and accidental minority unit and department have taked some precautionary measures, but substantially all be simple reply, do not have the actual effect of taking precautions against.Once the property weldering is dead, need open when topped, wastes time and energy; There is the common spring of installing additional to lock, the easy sled of easily stifled easily rust; Useful simple and easy bolt-type " lockset ", just can push no anti-theft feature aside with steel wire class foreign matter.
Be many public safety problems such as facility loss in the public Manhole covers in effective solution city casualties stolen and that cause therefrom and the well, the utility model provides a kind of anti-blocking, pick-proof, antifreeze, corrosion resistant, suitable public administration can with the matching used lock of the public Manhole covers in all kinds of cities---anti-theft lock for inspection well cover.
The purpose of this utility model is achieved in that this lockset is made up of lock body and private key two parts.Lock body is by lock core, lock housing body, dead bolt and stage clip thereof, dead bolt stage clip conduit, safe opening plate washer and extension spring, lockplate and formations such as extension spring, lock cap thereof.The lock core upper end is installed on the well lid back side, and the lower end places lock housing body internal cylinder hole; Fixing hole is used for fixing lock body on the lock housing body; Dead bolt is positioned at the lock housing body, can move back and forth through movable span before and after it, and dead bolt is provided with dead bolt locking cotter way, dead bolt is opened plate washer, dead bolt retraction limiting plate, and the dead bolt stage clip is placed on its stage clip conduit, and is fixing before and after dead bolt stage clip conduit two ends and the lock housing body; The safe opening plate washer is movably connected on the lock housing body back side, the safe opening plate washer is established extension spring hook and arc opening groove, safe opening plate washer extension spring hook stretches in the lock housing body via its arc loose slot of setting on the lock housing body, the extension spring of safe opening plate washer is enclosed within on its extension spring hook, and the other end is enclosed within on the lock housing body inner hanging hook; Under the locking states, the safe opening plate washer is opened plate washer with dead bolt and is hidden fully under its extension spring effect, and foreign matter can't touch; Lockplate is movably connected on a side in the lock housing body, and lockplate is provided with dead bolt stop pin and manual dead bolt reset key, and the lockplate extension spring is enclosed within on the dead bolt stop pin, and the other end is placed on the hook of lock housing body limit; Lock cap is in order to the lock body front cover.Private key is made of key housing, handle piece and stage clip thereof, handle piece longitudinally-moving pin, stop pin and shell, stop pin stage clip and plate washer thereof, unlatching swinging plate, unlatching group hook spare etc.The handle piece main body is arranged in the key housing, is with stage clip on the handle piece; Handle piece locking device (stop pin and shell thereof, stop pin stage clip and plate washer thereof) is positioned at key housing upper end; Open swinging plate and handle piece lower end and flexibly connect, unlatching is dialled hook spare and is opened swinging plate and flexibly connects.Unlatching group hook spare is provided with to open and stirs head and stir hook.
Lock body is installed on the public Manhole covers back side, (or opening the back), dead bolt are in retraction and lock-out state before the lock, depress manual dead bolt reset key, the dead bolt stop pin cotter way that goes out of lock, dead bolt stretches out lock body under its stage clip effect, cover well lid, dead bolt contact well body bounces back naturally, and well lid is built the back dead bolt and stretched out again again, in the dead bolt hole that the fill-in well body is provided with, at this moment, well lid locks.Open: private key angle on request inserts lockhole, proficiency is key housing upper end fixedly, spur key handle on the other hand, open swinging plate and open group hook spare under handle piece drives, hook gradually, and final and key housing are in vertical state, and meanwhile, the handle piece locking device locks handle piece and key housing; Hold handle and lift whole key, make unlatching dial hook spare and be close to lock body, turning handle (open swinging plate and open dial hook spare thereupon rotate) then, unlatching is stirred hook and is entered lock housing body arc opening groove, open subsequently and stir a push-jump safe opening plate washer motion, when arc opening groove on the safe opening plate washer overlaps with arc opening groove on the lock housing body, the arc opening groove that hook just enters coincidence is smoothly stirred in unlatching, and then the promotion dead bolt is opened plate washer, the dead bolt retraction is put in place, realize opening (at this moment, lockplate also locks dead bolt) under the effect of its extension spring.Press key lock rationed marketing shell, the handle piece stop pin breaks away from its locking cotter way, handle piece stage clip driving handle spare travels forward, opening swinging plate dials hook spare and puts in place with the handle piece motion and stretch (at this moment with opening, state before the safe opening plate washer also returns under its extension spring effect and opens on the lock housing body), extract key out, well lid can be opened.
Outstanding advantage of the present utility model is: lock body places the well lid back side, and the external world is difficult to destroy; Lock body is provided with the safe opening plate washer, has only with the supporting private key of safe opening plate washer and can open, and safety can be guaranteed; Lock body is provided with locking device, unblank earlier, after uncap, when well lid is heavier the operation safer; The lockhole up/down perforation, the lockset non-marble, dead bolt and lock housing contact level are little, are not afraid of silt particle foreign material card, stifled, are not subjected to freezing the influence, reliable in action; All component of lock body (comprising extension spring, stage clip, screw) all adopt the manufacturing of high-quality stainless steel material, and are anticorrosion durable, Maintenance free; Private key has versatility in a given area, is fit to city public administration needs.This lockset applicability is wide, can be the supporting use of the public Manhole covers in city (all kinds of inspection shaft lids, cover of water meter chamber), guarantees safety.
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the lock core schematic diagram
Fig. 2 is a lock housing body right view
Fig. 3 is a lock housing body front view
Fig. 4 is a lock housing body left view
Fig. 5 is a lock housing body vertical view
Fig. 6 is the dead bolt front view
Fig. 7 is the dead bolt left view
Fig. 8 is the dead bolt vertical view
Fig. 9 is the lockplate front view
Figure 10 is the lockplate left view
Figure 11 is the locking vertical view
Figure 12 is a safe opening plate washer front view
Figure 13 is a safe opening plate washer vertical view
Figure 14 is the lock body structure front view
Figure 15 is the lock body structure vertical view
Schematic diagram when Figure 16 opens for the lock body back side
Figure 17 opens preceding schematic diagram for the lock body back side
Figure 18 is the private key cut-away view
Figure 19 is the private key outside drawing
Among the figure: 1 lock core, 2 lock housing bodies, 3 dead bolts, 4 dead bolt stage clips, 5 dead bolt stage clip conduits, 6 safe opening plate washers, 7 safe opening plate washer extension springs, 8 lockplates, 9 lockplate extension springs, 10 lock caps, 11 lockholes (key insertion hole), 12 lock core holes, 13 lock bodies install and fix the hole, movable span before 14 dead bolts, movable span behind 15 dead bolts, fixing hole before the 16 dead bolt stage clip conduits, fixing hole behind the 17 dead bolt stage clip conduits, 18 lock housing body safe opening plate washer connecting holes, 19 safe opening plate washer extension springs hook arc loose slot, 20 inner hanging hooks, 21 lock housing body arc opening grooves, 22 lock housing body lockplate connecting holes, 23 manual dead bolt reset key movable spans, 24 limits hook, 25 dead bolts locking cotter way, 26 dead bolts are opened plate washer, 27 dead bolts retraction limiting plate, 28 safe opening plate washer connecting holes, 29 safe opening plate washer extension springs hook, 30 safe opening plate washer arc opening grooves, 31 lockplate connecting holes, 32 dead bolt stop pins, 33 manual dead bolt reset keys, 34 key housings, 35 handle pieces, 36 handle piece stage clips, 37 handle piece longitudinally-moving pins, 38 handle piece stop pins, 39 stop pin shells, 40 stop pin stage clips, 41 stop pin stage clip plate washers, 42 handle pieces locking cotter way, 43 handle piece stop pin movable spans, the horizontal loose slot of 44 stop pin shells, 45 handle piece longitudinally-moving cotter ways, 46 open the swinging plate rotation slot, 47 open swinging plate, 48 open group hook spare, and head is stirred in 49 unlatchings, and hook is stirred in 50 unlatchings.
Lock body is made of lock core (1), lock housing body (2), dead bolt (3), dead bolt stage clip (4), dead bolt stage clip conduit (5), safe opening plate washer (6), safe opening plate washer extension spring (7), lockplate (8), lockplate extension spring (9), lock cap (10) in Figure 14,15.Lock core (1) upper end links to each other with the well lid back side, and the lower end places in the lock housing body lock core hole (12); Lock body installs and fixes hole (13) and is used for fixing lock body, dead bolt (3) places in the lock housing body (2), seesaw by movable span (14,15) before and after the dead bolt, establish dead bolt locking cotter way (25), dead bolt unlatching plate washer (26), dead bolt retraction limiting plate (27) on the dead bolt (3), dead bolt stage clip (4) is placed on its conduit (5), and is fixing before and after stage clip conduit (5) two ends and the lock housing body (2); Safe opening plate washer (6) is movably connected on lock housing body (2) back side, establish its extension spring hook (29) on the safe opening plate washer (6) and go up corresponding to arc opening groove (30) with lock housing body (2), safe opening plate washer extension spring hook (29) stretches in the lock housing body (2) through the arc loose slot of setting on the lock housing body (19).Safe opening plate washer extension spring (7) is enclosed within on its hook (29), the other end is enclosed within on the lock housing body inner hanging hook (20), safe opening plate washer (6) is under the effect of its extension spring (7), dead bolt is opened plate washer (26) to be hidden fully, foreign matter can't touch, lockplate (8) is movably connected on a side in the lock housing body (2), lockplate (8) is provided with dead bolt stop pin (32) and manual dead bolt reset key (33), locking is pulled extension spring (9) and is enclosed within on the dead bolt stop pin (32), and the other end is enclosed within on the lock housing body limit hook (24); Lock cap (10) is used for the lock body front cover.
In embodiment illustrated in fig. 18, private key is dialled hook spare formations such as (48) by key housing (34), handle piece (35), handle piece stage clip (36), handle piece longitudinally-moving pin (37), handle piece stop pin (38), stop pin shell (39), stop pin stage clip (40), pin rationed marketing stage clip plate washer (41), unlatching swinging plate (47), unlatching.Handle piece (35) main body places in the key housing (34), handle piece stage clip (36) is placed on the handle piece (35), handle piece locking device [(38), (39), (40), (41)] is positioned at key housing (34) upper end, is used for the locking of handle piece (35) and key housing (34).Open swinging plate (47) and flexibly connect, open and dial hook spare (48) and flexibly connect, open and dial hook spare (48) and be provided with to open and stir head (49) and hook (50) is stirred in unlatching with opening swinging plate (47) with handle piece (35) lower end.
Claims (6)
1. anti-theft lock for inspection well cover is made up of lock body and private key two parts, it is characterized in that: lock body is by lock core (1), lock housing body (2), dead bolt (3), dead bolt stage clip (4), dead bolt stage clip conduit (5), safe opening plate washer (6), safe opening plate washer extension spring (7), lockplate (8), lockplate extension spring (9), lock cap formations such as (10), lock core (1) places lock housing body (2), the upper end links to each other with the well lid back side, the lower end places in the lock core hole (12), dead bolt (3) is positioned at lock housing body (2), dead bolt stage clip (4) is placed on its conduit (5), safe opening baffle plate (6) is movably connected in lock housing body (2) back side, lockplate (8) is movably connected on a side in the lock housing body (2), private key is by key housing (34), handle piece (35), handle piece stage clip (36), handle piece longitudinally-moving pin (37), handle piece stop pin (38), stop pin shell (39), stop pin stage clip (40), stop pin stage clip plate washer (41), open swinging plate (47), open and dial hook spare formations such as (48), handle piece (35) main body places in the key housing (34), handle piece stage clip (36) is enclosed within on the handle piece (35), the handle piece locking device is by handle piece pin rationed marketing (38), stop pin shell (39), stop pin stage clip (40), pin rationed marketing stage clip plate washer (41) is formed, be positioned at key housing (34) upper end, open swinging plate (47) and handle piece (35) lower end and flexibly connect, open group hook spare (48) and be movably connected with unlatching swinging plate (47).
2. anti-theft lock for inspection well cover according to claim 1 is characterized in that: dead bolt (3) is provided with dead bolt locking cotter way (25), dead bolt is opened plate washer (26), dead bolt retraction limiting plate (27).
3. anti-theft lock for inspection well cover according to claim 1 is characterized in that: lock housing body (2) is provided with arc opening groove (21), safe opening plate washer extension spring hook arc loose slot (19).
4. anti-theft lock for inspection well cover according to claim 3 is characterized in that: safe opening plate washer (6) is provided with and the corresponding to arc opening groove of lock housing body.
5. anti-theft lock for inspection well cover according to claim 1 is characterized in that: lockplate (8) is provided with dead bolt stop pin (32) and manual dead bolt reset key (33).
6. anti-theft lock for inspection well cover according to claim 1 is characterized in that: private key open to be dialled hook spare (48) and is provided with to open and stirs head (49) and hook (50) is stirred in unlatching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201619314U CN201486274U (en) | 2009-06-29 | 2009-06-29 | Pickproof lock of drain well cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201619314U CN201486274U (en) | 2009-06-29 | 2009-06-29 | Pickproof lock of drain well cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201486274U true CN201486274U (en) | 2010-05-26 |
Family
ID=42425158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201619314U Expired - Fee Related CN201486274U (en) | 2009-06-29 | 2009-06-29 | Pickproof lock of drain well cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201486274U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107558362A (en) * | 2017-09-02 | 2018-01-09 | 范清 | A kind of bridge facility |
-
2009
- 2009-06-29 CN CN2009201619314U patent/CN201486274U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107558362A (en) * | 2017-09-02 | 2018-01-09 | 范清 | A kind of bridge facility |
| CN107558362B (en) * | 2017-09-02 | 2019-04-19 | 范清 | A kind of bridge facility |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20150629 |
|
| EXPY | Termination of patent right or utility model |