CN219753307U - Well lid locking structure - Google Patents

Abstract

A well lid locking structure belongs to the technical field of composite well lids and comprises a well lid main body arranged in a bracket, a plurality of locking openings are formed in the inner surface of the bracket at equal intervals, a T-shaped groove is formed in the center of the upper surface of the well lid main body in a penetrating mode, a connecting plate with a handle is arranged in the T-shaped groove, a plurality of guide blocks are arranged on the lower surface of the well lid main body at equal intervals, a locking rod capable of resetting outwards is movably arranged between the two corresponding guide blocks, the outer side end of the locking rod is inserted into the corresponding locking opening, a plurality of pull ropes with hooks are fixedly connected to the lower surface of the connecting plate at equal intervals, the pull ropes are connected with the corresponding locking rods through the hooks, and after the connecting plate is lifted up, the corresponding locking rods can be pulled inwards to be separated from the locking openings by the pull ropes.

Description

Well lid locking structure

Technical Field

The utility model belongs to the technical field of composite well covers, and particularly relates to a well cover locking structure.

Background

The well lid is used for covering a road or a deep well in a home and preventing people or objects from falling. The material can be divided into metal well covers, high-strength fiber cement concrete well covers and resin well covers.

Through searching, china in the related field grants patents, patent numbers: CN217105225U, patent name: the utility model provides a novel flip locking structure is prevented to compound well lid, its structure specifically includes the well holds in the palm, the body has been placed to the inside of well holding in the palm, the upper surface threaded connection of body has the locking post, the jack has been seted up to the upper surface of locking post, three group's locking chamber have been seted up to the inside of body, the equal sliding connection of inner wall in every group locking chamber has the fastening post, through setting up the fastening post, spring and spliced pole, the cooperation locking hole, play the effect of supporting and fastening the well lid, then through setting up linkage strip and gyro wheel, the cooperation linkage post, play the effect of separating fastening post and locking hole, thereby can realize carrying out the purpose of locking to compound well lid, reach the better effect of using of compound well lid, avoid some original compound well lids to have locking structure, make its well lid receive under long-time external force, the well holds in the palm and can appear damaging, thereby lead to the flip, cause the vehicle damage and the problem of people's potential safety hazard.

Above-mentioned novel compound well lid prevents flip locking structure among the prior art inserts behind the locking hole with the fastening post with the elastic pressure of spring, holds in the palm fixed connection with well lid body and well, but because fastening post, spring, linkage post and linkage strip all set up inside the well lid body, its installation space exists the blind area, in case foretell locking structure inefficacy can cause the inconvenient problem of maintenance, consequently, provides a well lid locking structure specially and solves above-mentioned technical problem.

Disclosure of Invention

The utility model provides a novel composite well lid flip-proof locking structure, which aims at solving the problem that when an internal locking structure part needs to be maintained, a dead zone exists in an installation space, so that maintenance is inconvenient. The specific technical scheme is as follows:

the utility model provides a well lid locking structure, includes the bracket install the well lid main part in the bracket, a plurality of locking mouths have been seted up to the internal surface equidistance of bracket, the upper surface center department of well lid main part runs through and has seted up T type groove, the connecting plate that has the handle has been placed to T type inslot, a plurality of guide blocks are installed to the lower surface equidistance of well lid main part, corresponding two movable mounting has the dead lever that can outwards reset and remove between the guide block, the outside end grafting of dead lever is in the locking mouthful that corresponds, the stay cord that has a plurality of couple of lower surface equidistance fixedly connected with of connecting plate, the stay cord is connected with the dead lever that corresponds through the couple, and the lifting can utilize the stay cord to inwards pull the dead lever that corresponds to break away from the locking mouths after the connecting plate.

In the above technical scheme, the locking rod includes A pole, B pole and spring, A pole and B pole all run through the slip setting in the guide block that corresponds, B pole is T, the spring is installed between B pole and the guide block that corresponds, the left end fixed mounting of A pole has the screwed joint, the right surface at B pole is embedded spiro union to the screwed joint.

In the technical scheme, the left end of the B rod is provided with the connecting port in a penetrating way, and the hook of the pull rope is hung in the connecting port.

In the above technical scheme, two locating ports are relatively arranged on the upper surface of the bracket, locating blocks are relatively fixedly arranged on the outer surface of the well lid main body, and the locating blocks are clamped in the corresponding locating ports.

In the above technical scheme, the lower surface T type groove department of well lid main part is circumference equidistance and installs a plurality of guide pulleys, the surface and the interior surface laminating of the guide pulley that corresponds of stay cord.

In the above technical scheme, the upper surface of well lid main part is provided with anti-skidding line.

In the above technical scheme, the upper surface of well lid main part runs through and has seted up the water permeable mouth.

Compared with the prior art, the well lid locking structure has the beneficial effects that:

1. according to the well lid locking structure, the locking rod is arranged on the lower surface of the well lid main body through the guide block, so that the well lid main body can be lifted out of the bracket and turned over to overhaul and replace the locking rod at the bottom, a blind area does not exist in the process of repairing and maintaining the locking structure, and the problems that in the prior art, the blind area exists and the overhaul is inconvenient when the locking mechanism is overhauled and maintained are effectively solved.

2. According to the well lid locking structure, the plurality of guide pulleys are circumferentially arranged at the T-shaped groove on the lower surface of the well lid main body at equal intervals, and the pulling direction of the pull rope can be changed by using the guide pulleys, so that the pull rope is not contacted with the arc edge of the T-shaped groove any more, friction loss is avoided, and the service life of the pull rope is effectively ensured.

Drawings

Fig. 1 is a schematic diagram of a front view structure of the present utility model.

Fig. 2 is a schematic diagram of an explosive structure according to the present utility model.

Fig. 3 is an exploded view of the lock lever of the present utility model.

Fig. 4 is a schematic top view of the manhole cover according to the present utility model.

In fig. 1-4, wherein: the well cover comprises a 1-bracket, a 11-locking port, a 12-positioning port, a 2-well cover body, a 21-T-shaped groove, a 22-guide block, a 23-positioning block, a 3-locking rod, a 31-A rod, a 311-screw joint, a 32-B rod, a 321-connecting port, a 33-spring, a 4-stay cord, a 5-connecting plate, a 51-handle and a 6-guide pulley.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: a well lid locking structure comprises a well lid main body 2 arranged in a bracket 1 of a bracket 1, a plurality of locking openings 11 are formed in the inner surface of the bracket 1 at equal intervals, a T-shaped groove 21 is formed in the center of the upper surface of the well lid main body 2 in a penetrating mode, a connecting plate 5 with a handle 51 is arranged in the T-shaped groove 21, a plurality of guide blocks 22 are arranged on the lower surface of the well lid main body 2 at equal intervals, a locking rod 3 capable of resetting outwards is movably arranged between the two corresponding guide blocks 22, the outer side end of the locking rod 3 is inserted into the corresponding locking opening 11, a plurality of pull ropes 4 with hooks are fixedly connected to the lower surface of the connecting plate 5 at equal intervals, the pull ropes 4 are connected with the corresponding locking rods 3 through the hooks, and after the connecting plate 5 is lifted up, the corresponding locking rods 3 can be pulled inwards by the pull ropes 4 to be separated from the locking openings 11;

this well lid locking structure through setting up the dead lever 3 at the lower surface of well lid main part 2 through guide block 22, can carry out the back with well lid main part 2 upward, overhauls the dead lever 3 of changing its upset to the bottom, compares with prior art, overhauls and maintains more conveniently.

It should be noted that, the locking rod 3 includes an a rod 31, a B rod 32 and a spring 33, the a rod 31 and the B rod 32 are all arranged in the corresponding guide block 22 in a penetrating and sliding manner, the B rod 32 is in a T shape, the spring 33 is arranged between the B rod 32 and the corresponding guide block 22, the left end of the a rod 31 is fixedly provided with a screw joint 311, the screw joint 311 is embedded and screwed on the right surface of the B rod 32, the left end of the B rod 32 is provided with a connecting port 321 in a penetrating manner, and after the hook of the pull rope 4 is hung in the connecting port 321, the pull rope 4 is connected with the B rod 32;

as shown in fig. 3 and 4, when the locking rod 3 is connected with the guide block 22, the B rod 32 penetrates through the guide block 22 corresponding to the inner side, then the a rod 31 penetrates through the guide block 22 corresponding to the outer side, the screw joint 311 of the a rod 31 is screwed with the left end of the B rod 32, the spring 33 is positioned between the B rod 32 and the guide block 22 on the inner side after the screw joint, and finally the hook of the pull rope 4 is hung in the connecting port 321 of the B rod 32 to be linked with the connecting plate 5, so that the locking rod 3 can be operated in the direction when the locking rod 3 is disassembled.

In addition, in order to be convenient for when well lid main part 2 installation, aim at locking mouth 11 position with A pole 31, offered two locating holes 12 relatively in the upper surface of bracket 1, fixed mounting has locating piece 23 relatively in the surface of well lid main part 2, after locating piece 23 joint in the locating hole 12 that corresponds, can make the outside end of A pole 31 aim at the position of locking mouth 11, make behind the installation well lid main part 2, to its locking more convenient and fast.

In addition, in order to avoid the friction of the lower circular arc edge of the pull rope 4 and the T-shaped groove 21, the service life is influenced, a plurality of guide pulleys 6 are circumferentially equidistantly arranged at the T-shaped groove 21 on the lower surface of the well lid main body 2, and after the outer surface of the pull rope 4 is attached to the inner surface of the corresponding guide pulley 6, the conveying direction of the pull rope 4 can be changed by means of the guide pulleys 6, so that the friction between the pull rope and the lower circular arc edge of the T-shaped groove 21 is avoided, and the service life is ensured.

Specifically, the upper surface of the well lid main body 2 is provided with anti-slip lines, so that the passing vehicles or pedestrians can be prevented from slipping at the well lid.

Specifically, the upper surface of the well lid main body 2 is provided with a water permeable opening in a penetrating manner, and rainwater can enter the sewer through the water permeable opening.

The use principle is as follows:

when the well lid main body 2 and the bracket 1 are in a locking state, the A rod insert 31 in the locking rod 3 is inserted into the locking opening 11 of the bracket 1 to lock, and the spring 33 presses the B rod 32 and the A rod 31 outwards during locking, so that the A rod 31 is stably inserted into the locking opening 11, and the locking effect is ensured;

when the well lid main body 2 needs to be unlocked and opened, the handle 51 is held by hand, when the connecting plate 5 is lifted upwards, the connecting plate 5 can synchronously pull the B rod 32 and the A rod 31 inwards through the pull rope 4 (when the B rod 32 and the A rod 31 move inwards, the spring 33 is in a contracted state), and when the A rod 31 is separated from the locking opening 11, the connection between the well lid main body 2 and the bracket 1 can be unlocked, and at the moment, the well lid main body 2 can be lifted upwards and opened.

Claims (7)

1. The utility model provides a well lid locking structure, includes bracket (1) install well lid main part (2) in bracket (1), its characterized in that, a plurality of locking mouths (11) have been seted up to the internal surface equidistance of bracket (1), T type groove (21) have been run through in the upper surface center department of well lid main part (2), connecting plate (5) that have handle (51) have been placed in T type groove (21), a plurality of guide blocks (22) are installed to the lower surface equidistance of well lid main part (2), corresponding two movable mounting has locking bar (3) that can outwards reset to remove between guide blocks (22), the outside end grafting of locking bar (3) is in locking mouthful (11) that correspond, the lower surface equidistance fixedly connected with of connecting plate (5) has a plurality of stay ropes (4) of couple, stay ropes (4) are connected with corresponding locking bar (3) through the couple, after lifting connecting plate (5), can utilize stay ropes (4) to inwards pull corresponding locking bar (3) to break away from locking mouths (11).

2. The well lid locking structure according to claim 1, wherein the locking rod (3) comprises an a rod (31), a B rod (32) and a spring (33), the a rod (31) and the B rod (32) are arranged in the corresponding guide blocks (22) in a penetrating and sliding mode, the B rod (32) is of a T shape, the spring (33) is arranged between the B rod (32) and the corresponding guide blocks (22), a screw joint (311) is fixedly arranged at the left end of the a rod (31), and the screw joint (311) is embedded in the right surface of the B rod (32) in a screw joint mode.

3. The well lid locking structure according to claim 2, wherein a connecting port (321) is formed in the left end of the B rod (32) in a penetrating manner, and the hook of the pull rope (4) is hung in the connecting port (321).

4. The well lid locking structure according to claim 1, wherein two positioning openings (12) are relatively formed in the upper surface of the bracket (1), positioning blocks (23) are relatively fixedly mounted on the outer surface of the well lid main body (2), and the positioning blocks (23) are clamped in the corresponding positioning openings (12).

5. The well lid locking structure according to claim 1, wherein a plurality of guide pulleys (6) are circumferentially equidistantly arranged at the T-shaped groove (21) on the lower surface of the well lid main body (2), and the outer surface of the pull rope (4) is attached to the inner surface of the corresponding guide pulley (6).

6. The well lid locking structure according to claim 1, wherein the upper surface of the well lid main body (2) is provided with anti-slip lines.

7. The well lid locking structure according to claim 1, wherein the upper surface of the well lid main body (2) is provided with a water permeable opening in a penetrating manner.