CN219364712U

CN219364712U - Cable tunnel manhole cover capable of realizing inside keyless escape

Info

Publication number: CN219364712U
Application number: CN202320052896.2U
Authority: CN
Inventors: 陈凯; 詹伟; 苏邢盛楠; 张海平; 陈向远; 苗田; 兰泽华
Original assignee: Gansu Diantong Electric Power Engineering Design Consulting Co ltd
Current assignee: Gansu Diantong Electric Power Engineering Design Consulting Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-07-18
Anticipated expiration: 2033-01-09

Abstract

The utility model discloses a cable tunnel inspection well lid capable of internally escaping without a key, which belongs to the technical field of cable wells and comprises a well lid main body, wherein a bottom plate is arranged below the well lid main body, an inner hinge is arranged between the inner side edge of the well lid main body and the bottom plate, a lock tongue is arranged at the edge of the well lid main body, a five-prevention lock is arranged at the lock tongue and is positioned at the outer side of the well lid main body, the lock tongue penetrates through the bottom plate, a bolt is arranged at one side of the penetrating end of the lock tongue, and a spring is arranged at the tail end of the bolt.

Description

Cable tunnel manhole cover capable of realizing inside keyless escape

Technical Field

The utility model relates to the technical field of cable wells, in particular to a cable tunnel manhole cover capable of escaping without a key.

Background

The cable well is overhauled by cables, the distance between manhole wells is not more than 100m, but the cable well is usually arranged at the position of 50 m and the corner, and the cable trench is cabled. A cover plate is arranged on the cable pit, the thickness of the cover plate is determined according to the upper bearing, when a car passes, the cover plate is 200-thickness reinforcement, when the car passes, the cover plate is 100-thickness reinforcement, the width is generally 600, and the length is determined according to the width of the cable pit.

However, the existing cable tunnel manhole cover is only provided with locks at the outside, when workers work underground, the workers in the underground cannot escape after the locks at the outside of the manhole cover are locked due to carelessness of the workers, and safety accidents are easy to happen, so that the cable tunnel manhole cover capable of escaping without a key inside is provided to solve the problems.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide the cable tunnel inspection well cover capable of internally escaping without a key, when a five-prevention lock outside a well cover main body is locked, but people in the well needs escaping, the lock tongue can be pulled out from the lock tongue by pulling the bolt backwards, the lock tongue is not fixed, and the lock tongue can move upwards by means of an inner hinge, so that the well cover main body is not locked any more, and can be opened upwards, and the aim of escaping the people from the inside is fulfilled.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

A cable tunnel manhole cover capable of escaping without key inside comprises a manhole cover main body;

a bottom plate is arranged below the well lid main body, and an inner hinge is arranged between the edge of the inner side of the well lid main body and the bottom plate;

the lock is characterized in that a lock tongue is arranged at the edge of the well lid main body, a five-prevention lock is arranged at the lock tongue, and the five-prevention lock is positioned at the outer side of the well lid main body;

the lock tongue penetrates through the bottom plate, and a bolt is arranged at one side of the penetrating end of the lock tongue;

the end of the bolt is provided with a spring, and one end of the spring, which is close to the bolt, is abutted against the end of the bolt.

Further, a waterproof baffle is arranged between the well lid main body and the bottom plate.

Further, a pin hole is formed at the position corresponding to the front end of the bolt.

Furthermore, a smooth inclined plane is arranged at the front end of the bolt, and the embedded structure is formed by the front end of the bolt and the pin hole arranged at the lock tongue.

Further, a handle is arranged at the outer wall of the tail end of the bolt, and the handle and the bolt are of an integrated structure.

Further, a manhole is arranged below the bottom plate.

Further, the inner diameter of the top opening of the manhole is matched with the outer diameter of the waterproof baffle.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) According to the scheme, when the five-prevention lock outside the well lid main body is locked, and when people in the well needs to escape, the lock tongue can be pulled out from the lock tongue by pulling the bolt backwards, the lock tongue loses fixation and can move upwards by means of the inner hinge, so that the well lid main body is not locked any more, and the well lid main body can be opened upwards, and the purpose that the people escape from the inside is achieved;

when people escape from the manhole through the manhole main body, the people only need to return to the manhole main body from the outside to the lower cover, the lock tongue pushes away the bolt and inserts the original position, the bolt is reinserted into the lock tongue under the action of the spring, the lock tongue is fixed again, and the manhole main body is also fixed.

(2) According to the scheme, the waterproof baffle is arranged between the manhole main body and the bottom plate, the top opening of the manhole is shielded by the waterproof baffle, water outside the manhole main body can be effectively prevented from entering the manhole, and water is filled in the manhole, so that the escape of workers is facilitated.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is an enlarged schematic view of portion A of the present utility model;

fig. 3 is an enlarged schematic view of section B of the present utility model.

The reference numerals in the figures illustrate:

1. a well lid main body; 2. a waterproof baffle; 3. an inner hinge; 4. a bolt; 5. a plug pin; 6. a five-prevention lockset; 7. a bottom plate; 8. a spring; 9. and (5) a manhole.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

Examples:

referring to fig. 1-3, a cable tunnel manhole cover capable of escaping without key inside comprises a manhole cover main body 1;

a bottom plate 7 is arranged below the well lid main body 1, and an inner hinge 3 is arranged between the inner edge of the well lid main body 1 and the bottom plate 7;

the lock tongue 4 is arranged at the edge of the well lid main body 1, the five-prevention lock 6 is arranged at the lock tongue 4, and the five-prevention lock 6 is positioned at the outer side of the well lid main body 1;

the lock tongue 4 penetrates through the bottom plate 7, and a bolt 5 is arranged at one side of the penetrating end of the lock tongue 4;

the tail end of the bolt 5 is provided with a spring 8, and one end of the spring 8, which is close to the bolt 5, is abutted against the tail end of the bolt 5;

it should be noted that, the five-prevention lock 6 adopts an externally hung lock, so that the lock is convenient to replace when damaged, and the five-prevention lock 6 is under the protection of the outer edge of the well lid main body 1, has certain waterproof and dustproof effects, and prolongs the service life.

When the lock is locked from the outside, the bolt 5 is inserted into the lock tongue 4, so that the lock tongue 4 cannot move, and the well lid main body 1 is locked on the lock tongue 4 by the five-prevention lock 6, so that the function of locking the well lid main body 1 is realized;

when the lock 6 is locked in the five-prevention lock outside the well lid main body 1, when people need to escape in the manhole 9, the lock tongue 4 can be pulled out from the lock tongue 4 by pulling the bolt 5 backwards, the lock tongue 4 is not fixed, and the lock tongue can move upwards by means of the inner hinge 3, so that the well lid main body 1 is not locked any more, and the lock tongue can be opened upwards, and the purpose that the people escape from the inside is achieved.

When a person escapes from the manhole 9 through the manhole body 1, the person only needs to cover the manhole body 1 downwards from the outside, the lock tongue 4 pushes away the bolt 5 and inserts the bolt 5 to the original position, the bolt 5 reinserts the lock tongue 4 under the action of the spring 8, the lock tongue 4 is fixed again, and the manhole body 1 is also fixed.

Referring to fig. 1, a waterproof baffle plate 2 is installed between a well lid main body 1 and a bottom plate 7, a manhole 9 is arranged below the bottom plate 7, and the inner diameter of a top opening of the manhole 9 is matched with the outer diameter of the waterproof baffle plate 2;

it should be noted that, through setting up waterproof baffle 2 at well lid main part 1 and bottom plate 7, utilize waterproof baffle 2 to shelter from the top mouth department of manhole 9, can effectually avoid the outside water of well lid main part 1 to enter into manhole 9, place the water filling in manhole 9, help the staff to flee.

Referring to fig. 3, a pin hole is formed at a position corresponding to the front end of the bolt 5, a smooth inclined plane is arranged at the front end of the bolt 5, and an embedded structure is formed by the front end of the bolt 5 and the pin hole formed at the position of the bolt 4;

it should be noted that, after the person escapes from the manhole 9 through the manhole main body 1, the person only needs to return to the manhole main body 1 from the outside to the lower cover, the lock tongue 4 pushes away the lock tongue 5, the lock tongue 4 is reinserted under the action of the spring 8 by inserting the lock tongue 5 to the original position, the smooth inclined surface arranged at the front end of the lock tongue 5 is beneficial to abutting with the pin hole of the lock tongue 4, the lock tongue 4 is fixed again, and the manhole main body 1 is also fixed

Referring to fig. 3, a handle is arranged at the outer wall of the tail end of the bolt 5, and the handle and the bolt 5 are of an integrated structure;

it should be noted that, through setting up the handle, make things convenient for the manual work to drag bolt 5 and remove, make bolt 5 break away from spring bolt 4.

When in use: the five-prevention lockset 6 adopts an externally hung lockset, so that the lockset is convenient to replace when damaged, the five-prevention lockset 6 is under the protection of the outer edge of the well lid main body 1, and has certain waterproof and dustproof effects, and the service life is prolonged.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a cable tunnel manhole cover that can inside keyless flee which characterized in that: comprises a well cover main body (1);

a bottom plate (7) is arranged below the well cover main body (1), and an inner hinge (3) is arranged between the inner edge of the well cover main body (1) and the bottom plate (7);

the lock comprises a well lid main body (1), wherein a lock tongue (4) is arranged at the edge of the well lid main body (1), a five-prevention lock (6) is arranged at the lock tongue (4), and the five-prevention lock (6) is positioned at the outer side of the well lid main body (1);

the lock tongue (4) penetrates through the bottom plate (7), and a bolt (5) is arranged at one side of the penetrating end of the lock tongue (4);

the end of the bolt (5) is provided with a spring (8), and one end of the spring (8) close to the bolt (5) is abutted against the end of the bolt (5).

2. The cable tunnel manhole cover for internal keyless escape according to claim 1, wherein: a waterproof baffle (2) is arranged between the well lid main body (1) and the bottom plate (7).

3. The cable tunnel manhole cover for internal keyless escape according to claim 1, wherein: the bolt (4) is provided with a pin hole at the position corresponding to the front end of the bolt (5).

4. The cable tunnel manhole cover for internal keyless escape according to claim 1, wherein: the front end of the bolt (5) is provided with a smooth inclined plane, and the front end of the bolt (5) and a pin hole arranged at the lock tongue (4) form an embedded structure.

5. The cable tunnel manhole cover for internal keyless escape according to claim 1, wherein: the outer wall of the tail end of the bolt (5) is provided with a handle, and the handle and the bolt (5) are of an integrated structure.

6. The cable tunnel manhole cover for internal keyless escape according to claim 1, wherein: a manhole (9) is arranged below the bottom plate (7).

7. The cable tunnel manhole cover for internal keyless escape of claim 6, wherein: the inner diameter of the top opening of the manhole (9) is matched with the outer diameter of the waterproof baffle (2).