CN213173826U

CN213173826U - Well lid lock convenient to maintain

Info

Publication number: CN213173826U
Application number: CN202020817459.1U
Authority: CN
Inventors: 刘宝; 史艳帅; 陶文赛
Original assignee: Beijing Yirui Technology Co ltd
Current assignee: Beijing Yirui Technology Co ltd
Priority date: 2020-05-17
Filing date: 2020-05-17
Publication date: 2021-05-11
Anticipated expiration: 2030-05-17

Abstract

The utility model relates to a well lid lock technical field, in particular to a well lid lock convenient for maintenance, which comprises a well lid and a lid seat, a rotating disc is embedded and installed at the top center of the well lid, a second concave hole is arranged on the outer circumferential wall of the rotating disc, a rotating shaft is fixedly installed at the bottom of the rotating disc, a ball bearing is sleeved outside the rotating shaft and inside the well lid, one end of the rotating shaft far away from the rotating disc passes through the well lid to install a fixed disc, four first connecting pieces are arranged at the outer side of the fixed disc in an equidistant way, four groups of chutes are symmetrically arranged at the bottom end of the well lid, a sliding block is connected inside the chutes in a sliding way, a second connecting piece is installed at one end of the sliding block close to the fixed disc, a connecting rod is installed between the second connecting piece and the first connecting pieces, the well lid is prevented from being stolen and lost, the maintenance is convenient, and certain popularization value is achieved.

Description

Well lid lock convenient to maintain

Technical Field

The utility model relates to a well lid lock technical field specifically is a well lid lock convenient to maintain.

Background

Along with the quick construction in city, municipal administration public infrastructure's underground works increases, the addding of well lid is also indispensable, can prevent everywhere on the road that the pedestrian from dropping the well lid at the sewer, the well lid is stolen or destroy not only can directly cause the loss of public property, still can cause irrecoverable bodily injury and economic loss to pedestrian and vehicle in near, there is social security hidden danger, consequently, can all add the well lid lock on the well lid now, prevent that the well lid is stolen.

Most of the existing well lid locks are integrated with a well lid, when the well lid locks are used, the position loss of the lock rod is the most serious, the deformation is easy to occur, the locking effect is reduced, the whole well lid needs to be replaced during maintenance, the maintenance cost is higher, and when the well lid locks are used for a long time, the inside is easy to block and rust, the use is influenced, so that the problem is improved by the well lid locks convenient to maintain.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a well lid lock convenient to maintain to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a well lid lock convenient to maintain, includes well lid and lid seat, the embedding of top center department of well lid is installed the rolling disc, the second shrinkage pool has been seted up on the outer periphery wall of rolling disc, the bottom fixed mounting of rolling disc has the pivot, the outside of pivot is located the inside cover of well lid and is equipped with ball bearing, the pivot is kept away from the one end of rolling disc and is passed the well lid and install the fixed disk, the equidistant ring in the outside of fixed disk is equipped with four first connecting pieces, four sets of spouts have been seted up to the bottom symmetry of well lid, the inside sliding connection of spout has the slider, the slider is close to the one end of fixed disk and installs the second connecting piece, install the connecting rod between second connecting piece and the first connecting piece, one side that the fixed disk was kept away from to the spout all is equipped with the fixed plate, the kelly that runs, the utility model discloses a well lid, including lock core, limiting rod, lock seat, cover seat, lock core, limiting rod, lock groove, oil duct, cover seat's inboard equidistance ring is equipped with four draw-in grooves, the inboard bottom of cover seat is equipped with the bearing piece.

Preferably, the clamping rod is fixedly connected with the sliding block through a bolt.

Preferably, the fixed disc is connected with the first connecting piece in a welding mode, and the sliding block is connected with the second connecting piece in a welding mode.

Preferably, one end of the connecting rod is rotatably connected with the first connecting piece through a connecting hinge, and the second connecting piece at the other end of the connecting rod is rotatably connected with the second connecting piece through a connecting hinge.

Preferably, the locking groove, the first concave hole and the second concave hole are located on the same horizontal plane.

Preferably, the oil inlet hole of the oil duct is located at the bottom end of the well cover.

Preferably, the well lid is connected with the lid seat through a clamping rod and a clamping groove in a clamping mode.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through lock core and the rolling disc that sets up, make the first shrinkage pool on the lock core rotate the position that is located the locked groove through the key, make the locked groove that can return of the second ball in the second shrinkage pool on the joint rolling disc, make the rolling disc can manual rotation, thereby it rotates to drive the fixed disk, be connected by the connecting rod through fixed disk and slider, slider and spout sliding connection, when the connecting rod is parallel with the kelly, the kelly extends maximum length joint in the draw-in groove, with well lid and lid seat fixed connection, realize the lock solid of well lid, prevent that the well lid is stolen to be lost.

2. The utility model discloses in, the kelly through setting up passes through bolt fixed connection with the slider, connecting rod one end is rotated through being connected the hinge with first connecting piece and is connected, connecting rod other end second connecting piece rotates through being connected the hinge and connects, the kelly of being convenient for pull down is changed, the maintenance is maintained conveniently, be linked together through oil duct and ball bearing and locked groove, can regularly add lubricating oil to ball bearing and locked groove, and the inlet port of oil duct is located the well lid bottom, avoid the rainwater to get into the oil duct, prevent to rust, improve the life of well lid.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the well lid of the present invention;

FIG. 3 is a schematic view of the bottom structure of the manhole cover of the present invention;

fig. 4 is a schematic view of the structure of the area a of the present invention.

In the figure: the device comprises a well cover 1, a rotating disc 2, a lock cylinder 3, a cover seat 4, a clamping groove 5, a bearing block 6, a rotating shaft 7, a ball bearing 8, a fixed disc 9, a first connecting piece 10, a connecting rod 11, a second connecting piece 12, a sliding block 13, an oil duct 14, a spring 15, a fixing plate 16, a clamping rod 17, a sliding groove 18, a locking groove 19, a first concave hole 20, a first ball 21, a limiting rod 22, a second ball 23 and a second concave hole 24.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

a well lid lock convenient for maintenance comprises a well lid 1 and a lid seat 4, wherein a rotating disc 2 is embedded and installed at the center of the top end of the well lid 1, a second concave hole 24 is formed in the outer circumferential wall of the rotating disc 2, a rotating shaft 7 is fixedly installed at the bottom of the rotating disc 2, a ball bearing 8 is sleeved inside the well lid on the outer side of the rotating shaft 7, a fixed disc 9 is installed at one end, far away from the rotating disc 2, of the rotating shaft 7, the well lid 1 is penetrated through the well lid 1, four first connecting pieces 10 are annularly arranged on the outer side of the fixed disc 9 at equal intervals, the fixed disc 9 is connected with the first connecting pieces 10 in a welding manner, four groups of sliding grooves 18 are symmetrically formed in the bottom end of the well lid 1, sliding blocks 13 are connected inside the sliding grooves 18 in a sliding manner, a second connecting piece 12 is installed at one, one end of a connecting rod 11 is rotatably connected with a first connecting piece 10 through a connecting hinge, a second connecting piece 12 at the other end of the connecting rod 11 is rotatably connected through a connecting hinge, one side of a sliding groove 18 far away from a fixed disc 9 is provided with a fixed plate 16, the other end of a sliding block 13 is provided with a clamping rod 17 penetrating through the fixed plate 16, the clamping rod 17 is fixedly connected with the sliding block 13 through a bolt, a spring 15 is sleeved between the sliding block 13 and the fixed plate 16 and positioned on the outer side of the clamping rod 17, one side of a rotating disc 2 is positioned on a well cover 1 and is embedded with a lock cylinder 3, the outer circumferential wall of the lock cylinder 3 is provided with a first concave hole 20, a locking groove 19 is arranged between the lock cylinder 3 and the rotating disc 2, the locking groove 19, the first concave hole 20 and a second concave hole 24 are positioned on the same horizontal plane, a limiting rod 22 is arranged inside the locking, the inside oil duct 14 that is linked together with ball bearing 8 and locked groove 19 that is equipped with of well lid 1, the inlet port of oil duct 14 is located 1 bottom of well lid, and the below of well lid 1 is equipped with lid seat 4, and the inboard equidistance of lid seat 4 encircles and is equipped with four draw-in grooves 5, and well lid 1 is connected through kelly 17 and draw-in groove 5 joint with lid seat 4, and the inboard bottom of lid seat 4 is equipped with and holds joint block 6.

The utility model discloses work flow: when the manhole cover locking device is used, a first concave hole 20 on the lock cylinder 3 is rotated to a position located in the lock groove 19 through a key, a second ball 23 in a second concave hole 24 on the clamping rotating disc 2 can return to the lock groove 19, the rotating disc 2 can be manually rotated, so that the fixed disc 9 is driven to rotate, the fixed disc 9 is connected with the sliding block 13 through the connecting rod 11, the sliding block 13 is in sliding connection with the sliding groove 18, when the connecting rod 11 is parallel to the clamping rod 17, the clamping rod 17 extends to the maximum length and is clamped in the clamping groove 5, the manhole cover 1 is fixedly connected with the cover seat 4, the manhole cover 1 is locked, the manhole cover 1 is prevented from being stolen and lost, the clamping rod 17 is fixedly connected with the sliding block 13 through a bolt, one end of the connecting rod 11 is rotatably connected with the first connecting piece 10 through a connecting hinge, the second connecting piece 12 at the other end of the connecting rod 11 is, be linked together through oil duct 14 and ball bearing 8 and locked groove 19, can regularly add lubricating oil to ball bearing 8 and locked groove 19, and the inlet port of oil duct 14 is located 1 bottom of well lid, avoids the rainwater to get into oil duct 14, prevents to rust, improves the life of well lid 1, and whole lock solid is effectual, avoids the stolen loss of well lid, and is convenient for maintain, has certain spreading value.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a well lid lock convenient to maintain, includes well lid (1) and lid seat (4), its characterized in that: the embedded rotary table of installing (2) is located at the top center of well lid (1), second shrinkage pool (24) has been seted up on the outer circumferential wall of rotary table (2), the bottom fixed mounting of rotary table (2) has pivot (7), the outside of pivot (7) is located the inside cover of well lid and is equipped with ball bearing (8), the one end that rotary table (2) were kept away from in pivot (7) is passed well lid (1) and is installed fixed disk (9), the equidistant ring in the outside of fixed disk (9) is equipped with four first connecting piece (10), four group's spout (18) have been seted up to the bottom symmetry of well lid (1), spout (18) inside sliding connection has slider (13), second connecting piece (12) are installed to the one end that slider (13) are close to fixed disk (9), install connecting rod (11) between second connecting piece (12) and first connecting piece (10), one side that fixed disk (9) was kept away from in spout (18) all is equipped with fixed plate (16), kelly (17) that runs through fixed plate (16) is installed to slider (13) other end, the outside cover that is located kelly (17) between slider (13) and fixed plate (16) is equipped with spring (15), embedding is installed lock core (3) on rolling disc (2) one side is located well lid (1), seted up first shrinkage pool (20) on the outer circumferential wall of lock core (3), be equipped with locked groove (19) between lock core (3) and rolling disc (2), inside gag lever post (22) that is equipped with of locked groove (19), one side that gag lever post (22) is close to lock core (3) is equipped with first ball (21), one side that gag lever post (22) is close to rolling disc (2) is equipped with second ball (23), well lid (1) inside is equipped with oil duct (14) that are linked together with ball bearing (8) and locked groove (19), the utility model discloses a well lid, including well lid (1), lid seat (4), the inboard equidistance of lid seat (4) encircles and is equipped with four draw-in grooves (5), the inboard bottom of lid seat (4) is equipped with and holds joint block (6).

2. A manhole lock for facilitating maintenance according to claim 1, wherein: the clamping rod (17) is fixedly connected with the sliding block (13) through a bolt.

3. A manhole lock for facilitating maintenance according to claim 1, wherein: the fixed disc (9) is connected with the first connecting piece (10) through welding, and the sliding block (13) is connected with the second connecting piece (12) through welding.

4. A manhole lock for facilitating maintenance according to claim 1, wherein: one end of the connecting rod (11) is rotatably connected with the first connecting piece (10) through a connecting hinge, and the second connecting piece (12) at the other end of the connecting rod (11) is rotatably connected through a connecting hinge.

5. A manhole lock for facilitating maintenance according to claim 1, wherein: the locking groove (19), the first concave hole (20) and the second concave hole (24) are located on the same horizontal plane.

6. A manhole lock for facilitating maintenance according to claim 1, wherein: and the oil inlet hole of the oil duct (14) is positioned at the bottom end of the well lid (1).

7. A manhole lock for facilitating maintenance according to claim 1, wherein: well lid (1) is connected through kelly (17) and draw-in groove (5) joint with lid seat (4).