CN202767113U - Double-lock anti-theft security well lid - Google Patents
Double-lock anti-theft security well lid Download PDFInfo
- Publication number
- CN202767113U CN202767113U CN 201220382613 CN201220382613U CN202767113U CN 202767113 U CN202767113 U CN 202767113U CN 201220382613 CN201220382613 CN 201220382613 CN 201220382613 U CN201220382613 U CN 201220382613U CN 202767113 U CN202767113 U CN 202767113U
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- Prior art keywords
- lock
- well lid
- well
- twin
- key
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Abstract
The utility model relates to a double-lock anti-theft security well lid which is suitable for drainage, pollution discharge, municipal engineering, network, telecommunications, cables, gas conduits and the like. The double-lock anti-theft security well lid structurally comprises a well seat, a wellbay and a well lid, wherein a lock I is arranged on the well lid, a lock II is arranged on the underneath of the well lid, a lock arm is arranged on the lock II and is connected with one end of a lock rod, and the other end of the lock rod extends to the underneath of the wellbay. The double-lock anti-theft security well lid is convenient, fast, safe, practical, simple in the whole structure, convenient to open and close, beneficial for repair and maintenance of underground facilities, convenient to install, free from debugging, novel in structure, reliable in performance, simple and convenient to operate, and is suitable for popularization and application.
Description
Technical field
The utility model relates to a kind of anti-stealing manhole cover, relates in particular to a kind of twin-lock safety well, is applicable to the places such as draining, blowdown, municipal engineering, network, telecommunications, cable, gas flue.
Background technology
At present, the well lid that use various places is varied, and people have carried out continuous improvement in order to improve the antitheft of well lid and caution performance to the structure of well lid, have obtained fruitful achievement; But in the prior art, the strick precaution performance of well lid and method of operating are all desirable not to the utmost, mostly exist the different drawbacks such as structure is loaded down with trivial details, security performance is low, are difficult to guarantee the smooth and easy and property safety of road.
Summary of the invention
The utility model is in order to solve above-mentioned problems of the prior art, structure to well lid is further improved, a kind of easy to use and flexible is provided, and the twin-lock safety well that theftproof performance is strong has solved the problem that manhole cover structure is loaded down with trivial details in the prior art, security performance is low.
To achieve these goals, the technical solution of the utility model is as follows:
Comprise well seat, raised platform around a well and well lid, well lid is provided with lock I, and the below of well lid is provided with lock II, and lock II is provided with hammerlock, and hammerlock links to each other with an end of locking bar, and the other end of locking bar extends the below of raised platform around a well.
Described well lid has the slideway of reinforcing locking bar, and hammerlock passes slideway.
Described lock I is semi-automatic spring expansion lock, and the external surface of lock I is provided with antirust cushion rubber.
Described lock II is the flexible lock of manual wolf's fang formula.
Described well lid is provided with waterproof apron, and waterproof apron is provided with the circle hole.
Well lid action bars, the bar head of the body of rod to bar tail are provided with lock II key, manhole cover opener and lock I key successively.
Described lock II key, manhole cover opener and lock I key are fixed on the body of rod by axis of rotation.
Be provided with spring between described manhole cover opener and the body of rod.
The utility model has the advantages of as follows:
1, by lock I, lock II twice lockset are set, improved security performance.Overall structure is simple, and switch is convenient, is convenient to maintenance maintenance down-hole facility.
2, by locking bar is extended to the raised platform around a well below to two ends, can form 4 lockings, convenient, fast, safe and practical.
3, easy for installation, need not debug, novel structure, dependable performance, easy and simple to handle, the combination of allomeric function embodies humanistic feature, and it is handy to use, and is suitable for applying, and can produce good Social benefit and economic benefit.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model well lid plan structure schematic diagram.
Fig. 3 is the structural representation of the utility model well lid action bars.
Among the figure, 1, the well seat, 2, well lid, 3, lock I, 4, lock II, 5, waterproof apron, 6, the circle hole, 7, slideway, 8, hammerlock, 9, locking bar, 10, raised platform around a well; 11, the body of rod, 12, lock II key, 13, manhole cover opener, 14, spring, 15, lock I key.
The specific embodiment
With reference to accompanying drawing, concrete structure of the present utility model is described in detail as follows:
Embodiment
Shown in Fig. 1-2, comprise well seat 1, raised platform around a well 10 and well lid 2, well lid 2 is provided with semi-automatic spring expansion lock as lock I 3, and the external surface of lock I is provided with antirust cushion rubber; The below of well lid 2 is provided with lock II 4, with the slideway 7 of reinforcing locking bar, lock II is the flexible lock of manual wolf's fang formula, lock II is provided with hammerlock 8, hammerlock 8 passes slideway 7 and links to each other with an end of locking bar 9, the other end of locking bar 9 extends the below of raised platform around a well 10, the tightness of slideway control locking bar walking location and well lid and raised platform around a well.The external surface of well lid 2 is provided with waterproof apron 5, and waterproof apron is provided with well lid central ring hole 6, and well lid central ring hole is lock I, lock II switch passage.
As shown in Figure 3, the bar head of the body of rod 11 of well lid action bars to bar tail is provided with lock II key 12, manhole cover opener 13 and lock I key 15 successively by axis of rotation.Be provided with spring 14 between manhole cover opener and the body of rod.
The course of work of the present utility model and principle are as follows:
During locking, the well lid action bars inserts well lid central ring hole, and to aim at lock II left-handed, and locking bar extends to the raised platform around a well below to two ends, to 4 lockings, guarantees that well lid and well seat closely are connected to be integrated, and can not become flexible.After the lock II locking, lock I puts in along the well lid central passage, gets final product by bulging to spring latch, covers afterwards the rain-proof dust-proof lid, and the locking process is finished.
During unlatching, the lock I key of action bars is opened lock I; The dextrorotation of lock II key makes locking bar be retracted by the below of raised platform around a well, opens lock II; Manhole cover opener is mentioned well lid, and the process of driving a well is finished.
Claims (8)
1. a twin-lock safety well comprises well seat, raised platform around a well and well lid, it is characterized in that well lid is provided with lock I, and the below of well lid is provided with lock II, and lock II is provided with hammerlock, and hammerlock links to each other with an end of locking bar, and the other end of locking bar extends the below of raised platform around a well.
2. twin-lock safety well according to claim 1 is characterized in that described well lid has the slideway of reinforcing locking bar, and hammerlock passes slideway.
3. twin-lock safety well according to claim 1 is characterized in that described lock I is semi-automatic spring expansion lock, and the external surface of lock I is provided with antirust cushion rubber.
4. twin-lock safety well according to claim 1 is characterized in that described lock II is the flexible lock of manual wolf's fang formula.
5. twin-lock safety well according to claim 1 is characterized in that described well lid is provided with waterproof apron, and waterproof apron is provided with the circle hole.
6. the well lid action bars of twin-lock safety well according to claim 1 is characterized in that bar head to the bar tail of the body of rod is provided with lock II key, manhole cover opener and lock I key successively.
7. the well lid action bars of twin-lock safety well according to claim 6 is characterized in that described lock II key, manhole cover opener and lock I key are fixed on the body of rod by axis of rotation.
8. the well lid action bars of twin-lock safety well according to claim 6 is characterized in that being provided with spring between described manhole cover opener and the body of rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220382613 CN202767113U (en) | 2012-08-03 | 2012-08-03 | Double-lock anti-theft security well lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220382613 CN202767113U (en) | 2012-08-03 | 2012-08-03 | Double-lock anti-theft security well lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202767113U true CN202767113U (en) | 2013-03-06 |
Family
ID=47773696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220382613 Expired - Fee Related CN202767113U (en) | 2012-08-03 | 2012-08-03 | Double-lock anti-theft security well lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202767113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109629604A (en) * | 2018-12-22 | 2019-04-16 | 黑龙江建筑职业技术学院 | A kind of self-locking municipal administration anti-stealing manhole cover |
-
2012
- 2012-08-03 CN CN 201220382613 patent/CN202767113U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109629604A (en) * | 2018-12-22 | 2019-04-16 | 黑龙江建筑职业技术学院 | A kind of self-locking municipal administration anti-stealing manhole cover |
| CN109629604B (en) * | 2018-12-22 | 2020-07-17 | 黑龙江建筑职业技术学院 | From locking-type municipal administration theftproof well lid |
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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: 20130306 Termination date: 20140803 |
|
| EXPY | Termination of patent right or utility model |