CN204715403U - One can latch well lid automatically - Google Patents

Abstract

The utility model relates to an automatic locking well cover including: well cover, well seat, well lock, card slot, screw, well head, tool hole, limit slot, well lock installation hole and switch indication, wherein the well lock also includes lock slot, lock Tongue, lock cylinder, knob and key, the well cover is fixed with the well lock through the well lock installation hole with screws, the well base is located on the well head, the card slot is embedded in the well base, and the middle of the front of the well cover There is a tool hole, a limit groove is provided on the back of the well cover, well lock installation holes are provided on both sides of the well cover, a switch indicator is provided on the well cover, the lock cylinder and the lock tongue are installed in the lock groove, and the knob is installed On the upper surface of the lock groove, the lock tongue extends into the lock groove when the lock is automatically locked. The utility model is simple in structure, easy to use, and can bear weight and prevent theft.

Description

A manhole cover that can be automatically locked

technical field

The utility model relates to the field of municipal facility construction, in particular to a well cover that can be automatically locked.

Background technique

The pipelines and routes laid under the road often need to be repaired, maintained or added. Therefore, a well room needs to be reserved during road construction, so that relevant workers can enter the well room for construction, and the manhole cover outside the well is a necessary part. At present, most of the materials used for manhole covers are made of cast iron and ductile iron. Because cast iron manhole covers are valuable for recycling, some lawbreakers steal cast iron manhole covers, smash them and buy them at waste recycling shops. Especially in recent years, the price of steel has risen, and the phenomenon of manhole cover theft has become more and more serious. Car crashes and deaths caused by theft of manhole covers happen from time to time, and a large number of lawsuits have caused headaches for relevant government departments. The news media have carried out a lot of reports on such incidents. The city is expanding rapidly, but the underground drainage facilities are not. Without corresponding follow-up, the groundwater in some parts of the city is likely to cause sewage backflow when the flood season comes, and the manhole covers are pushed away, revealing black holes that eat people. The "urban trap" caused by the lack of manhole covers has become a social problem that the people care about, the government leaders worry about, and the victims worry about. People are eager to find a good solution. lock case.

Utility model content

The technical problem to be solved by the embodiment of the utility model is to provide a manhole cover that can be locked automatically to prevent the manhole cover from being stolen, with simple structure and convenient operation.

In order to solve the above-mentioned technical problems, the embodiment of the utility model proposes a well cover that can be automatically locked, including: a well cover, a well seat, a well lock, a card slot, a screw, a well head, a tool hole, a limit slot, a well lock installation hole and a switch. Indicates that the well lock includes a lock groove, a deadbolt, a lock cylinder, a knob and a key, the well cover is fixed with the well lock through the well lock installation hole with screws, the well seat is located on the well head, and the card slot Embedded in the well base, there is a tool hole in the middle of the front of the well cover, a limit groove is provided on the back of the well cover, well lock installation holes are provided on both sides of the well cover, a switch indicator is provided on the well cover, the lock cylinder, lock The tongue is installed in the lock groove, the knob is installed on the upper surface of the lock groove, and the lock tongue extends into the lock groove when the lock is automatically locked.

On the basis of the above technical solution, there are 2 well locks, which are respectively on both sides of the well cover, and each well lock has 4 screws fixed to the well cover, and the number of slots corresponding to the well lock is also 2. indivual.

On the basis of the above technical solution, the well lock is equipped with a special key.

The beneficial effects produced by the utility model are: the manhole cover can be automatically locked, and the manhole cover can be automatically locked to prevent the manhole cover from being stolen, the structure is simple, the operation is convenient, and the situation of forgetting to lock is avoided.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is a schematic diagram of the front structure of the manhole cover in the utility model.

Fig. 3 is a schematic diagram of the back structure of the manhole cover in the utility model.

Fig. 4 is a structural schematic diagram of the well lock in the utility model.

Fig. 5 is a top view of the well lock in the utility model.

Fig. 6 is a schematic diagram of the key structure of the utility model well lock.

Description of symbols: 1. well cover, 2. well seat, 3. well lock, 4. card slot, 5. screw, 6. wellhead, 7. tool hole, 8. limit slot, 9. well lock installation hole, 10. Switch control, 11. Lock slot, 12. Lock bolt, 13. Lock cylinder, 14. Knob, 15. Key.

Detailed ways

Below in conjunction with accompanying drawing and example the utility model is described further.

As shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, an automatic locking manhole cover includes: manhole cover 1, well seat 2, well lock 3, card slot 4, screw 5, wellhead 6 , tool hole 7, limit groove 8, well lock installation hole 9 and switch indicator 10, wherein the well lock includes lock groove 11, dead bolt 12, lock core 13, knob 14 and key 15, and the well cover 1 passes through the well lock The installation hole 8 is fixed with the well lock 3 by screws 5, the well base 2 is located on the well head 6, the card groove 4 is embedded on the well base 2, and the tool hole 7 is arranged in the middle of the front of the well cover 1, and the well cover The back side is provided with a limit groove 8, the well cover 1 is provided with a well lock installation hole 9 on both sides, the well cover is provided with a switch indicator 10, the lock core 13 and the dead bolt 12 are installed in the lock groove 11, and the knob 14 is installed on the upper surface of the lock groove 11, and the lock tongue 12 extends into the locking groove 11 when the lock is automatically locked. When the well cover 1 rotates until the well lock 3 corresponds to the locking groove 4 of the well base 2, the well cover 1 is closed. Well, after the well cover 1 is closed, the deadbolt 32 extends into the slot 4 of the well base 2, realizing the automatic locking of the well cover 1. When the well cover 1 is opened, the special key 15 is used to open the well lock 3, so that the deadbolt 12 is retracted. Into the lock groove 11, turn the knob 14 to fix the lock tongue 12 into the lock groove 11, the limit groove 8 on the back of the well cover 1 can be opened or closed with a special tool, and can prevent the well cover 1 from being opened during the process of opening the well cover 1. Danger of falling off.

Preferably, there are two well locks 3, respectively on both sides of the well cover 1, and four screws 5 are fixedly connected to the well cover 1 on each well lock 3, and the number of slots 4 corresponding to the well lock 3 Also for two.

Preferably, the well lock is equipped with a special key 15 .

The utility model can be automatically locked, and the manhole cover that can be automatically locked can prevent the manhole cover from being stolen, has a simple structure, is convenient to operate, and avoids the situation of forgetting to lock it.

The utility model has been described above with examples, but the utility model is not limited to the above-mentioned specific embodiments, and any changes or modifications made based on the utility model all belong to the protection scope of the utility model.

Claims (3)

1. the well lid that can automatically latch, it is characterized in that, comprise: well lid, well seat, well is locked, draw-in groove, screw, well head, tooling hole, stopper slot, well lock installing hole and switch instruction, wherein well lock comprises locked groove again, dead bolt, lock core, knob and key, described well lid is screwed to lock with well by well lock installing hole and connects, described well seat is seated on well head, described draw-in groove is embedded in well seat, tooling hole is provided with in the middle of described well lid front, the well lid back side is provided with stopper slot, described well lid both sides are provided with well lock installing hole, described well lid is provided with switch instruction, described lock core, dead bolt is arranged in locked groove, described knob is arranged on locked groove upper surface, described dead bolt stretches in draw-in groove when automatically latching.

2. one according to claim 1 can latch well lid automatically, it is characterized in that: described well lock is 2, respectively in well lid both sides, described each well locked 4 screws and well lid affixed, describedly lock corresponding pocket numbers with well and be also 2.

3. one according to claim 1 can latch well lid automatically, it is characterized in that: described well lock is furnished with private key.