CN220847708U

CN220847708U - Antitheft manhole cover

Info

Publication number: CN220847708U
Application number: CN202322649309.0U
Authority: CN
Inventors: 李金华; 李鼎泉
Original assignee: Jiangsu Xuanding Intelligent Technology Co ltd
Current assignee: Jiangsu Xuanding Intelligent Technology Co ltd
Priority date: 2023-09-27
Filing date: 2023-09-27
Publication date: 2024-04-26
Anticipated expiration: 2033-09-27

Abstract

The utility model relates to the technical field of manhole covers and discloses an anti-theft manhole cover, which comprises a fixing piece and a manhole cover body, wherein the left end of the outer surface of the fixing piece is fixedly connected with a rotary connecting piece, the left end of the outer surface of the manhole cover body is fixedly connected with a rotary block, the middle parts of the front end and the rear end of the rotary block penetrate through each other and are rotationally connected with a rotary rod, the middle part of the manhole cover body is provided with an unlocking groove, the middle part of the bottom end of the manhole cover body is fixedly connected with a fixing block, the middle part of the bottom end of the fixing block is fixedly connected with a mounting shell, the left end and the right end of the outer surface of the mounting shell are respectively provided with a movable groove, the inner cavity of the mounting shell is movably connected with a locking mechanism, the top end of the fixing piece is provided with a connecting groove, the left end and the right end of the inner wall of the fixing piece are respectively provided with a positioning groove, a specific unlocking tool is used for opening and closing the locking mechanism through the unlocking groove, the rotation of a gear so that the positioning rod moves in the positioning groove to play an anti-theft role, and the support degree of the manhole cover is improved.

Description

Antitheft manhole cover

Technical Field

The utility model relates to the technical field of manhole covers, in particular to an antitheft manhole cover.

Background

With the continuous development of cities, drainage systems and various routes on the pavement are arranged under the pavement, so that a manhole cover is arranged in a matched manner, at present, the original domestic manhole cover is designed and manufactured by generally fixing a manhole cover seat on a manhole, and covering the manhole cover seat with the manhole cover.

The prior art has the following defects: most of the well covers in the prior art have no anti-theft function, are usually locked by using iron chains and iron locks, but can cause uneven road surfaces to influence normal running of pedestrians or vehicles, meanwhile, the well cover fixing structure in the prior art is easy to loosen, and can shake when the pedestrians or vehicles above the well cover pass through, and the falling situation can occur easily.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model provides an anti-theft manhole cover, which solves the problems in the prior art.

The utility model provides the following technical scheme: including the mounting, mounting surface left end fixedly connected with rotates the connecting piece, mounting top movable mounting has the well lid body, well lid body surface left end fixedly connected with rotatory piece, both ends middle part runs through and rotates and be connected with the dwang around the rotatory piece, open the locked groove has been seted up at well lid body middle part, well lid body top one side fixedly connected with handle, well lid body bottom middle part fixedly connected with fixed block, fixed block bottom middle part fixedly connected with installation shell, the movable groove has all been seted up at both ends about the installation shell surface, installation shell inner chamber swing joint has locking mechanical system, the spread groove has been seted up on the mounting top, the constant head tank has all been seted up at both ends about the mounting inner wall.

Preferably, the rotating block is rotatably connected to the outer surface of the rotating connecting piece, and the rotating rod penetrates through the middle parts of the rotating block and the rotating connecting piece.

Preferably, the diameter of the outer surface of the fixed block is matched with the diameter of the inner wall of the connecting groove, and the fixed block is movably arranged in the connecting groove.

Preferably, the locking mechanism comprises a connecting block, a gear is rotationally connected to the bottom end of the connecting block, two threaded rods are rotationally connected to the outer surface of the gear, and a positioning rod is fixedly connected to one end, far away from the gear, of the threaded rods.

Preferably, the top end of the connecting block is rotationally connected to the bottom end of the unlocking groove, and one end of the threaded rod, which is far away from the gear, penetrates through the left end and the right end of the mounting shell.

Preferably, the threaded rod is movably connected in the movable groove, and the positioning rod is movably connected in the inner cavity of the positioning groove.

The utility model has the technical effects and advantages that:

1. According to the utility model, the manhole cover is installed by the fixing piece, the manhole cover is conveniently opened and closed by rotating the connecting piece and the rotating block, the fixing piece is used for ensuring the stability of the manhole cover body during installation, meanwhile, the condition that the manhole cover is rocked during long-time use can be avoided, and the manhole cover is conveniently lifted by the handle due to heavy weight of the manhole cover.

2. According to the utility model, the locking mechanism is arranged to lock the manhole cover, when the manhole cover is opened and closed, the locking mechanism is required to be opened and closed through the specific unlocking tool, and the positioning rod is enabled to move in the positioning groove through rotation of the gear, so that the anti-theft function can be realized, meanwhile, the support degree of the manhole cover is improved, and the deformation or shaking possibility of the manhole cover is reduced.

Drawings

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

Fig. 2 is a schematic diagram of the internal structure of the present utility model.

Fig. 3 is a schematic view of the locking mechanism of the present utility model.

Fig. 4 is a schematic cross-sectional structure of the present utility model.

The reference numerals are: 1. a fixing member; 2. rotating the connecting piece; 3. a manhole cover body; 4. a rotating block; 5. a rotating lever; 6. unlocking grooves; 7. a handle; 8. a fixed block; 9. a mounting shell; 10. a movable groove; 11. a locking mechanism; 111. a connecting block; 112. a gear; 113. a threaded rod; 114. a positioning rod; 12. a connecting groove; 13. and a positioning groove.

Detailed Description

The embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the present utility model, and the configurations of the structures described in the following embodiments are merely examples, and the anti-theft manhole cover according to the present utility model is not limited to the structures described in the following embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making any creative effort are within the scope of the present utility model.

The utility model provides an anti-theft type manhole cover, as shown in figure 1, comprising a fixing piece 1, wherein the manhole cover is installed through the fixing piece 1, the installation stability of the manhole cover is increased, the condition that the manhole cover is uneven in road surface caused by displacement when the manhole cover is used for a long time can be avoided, the left end of the outer surface of the fixing piece 1 is fixedly connected with a rotary connecting piece 2, the top end of the fixing piece 1 is movably provided with a manhole cover body 3, the left end of the outer surface of the manhole cover body 3 is fixedly connected with a rotary block 4, the middle parts of the front end and the rear end of the rotary block 4 penetrate through and are rotationally connected with a rotary rod 5, the rotary block 4 and the rotary connecting piece 2 can rotate by using the rotary rod 5, the manhole cover body 3 is conveniently opened and closed, the middle part of the manhole cover body 3 is provided with an unlocking slot 6, one side of the top end of the manhole cover body 3 is fixedly connected with a handle 7, and the manhole cover is conveniently opened and closed through the handle 7 due to heavy weight of the manhole cover.

Further, as shown in fig. 2, the middle part fixedly connected with fixed block 8 in the bottom of well lid body 3 guarantees the compactness when well lid body 3 is closed through fixed block 8, and fixed block 8 bottom middle part fixedly connected with installation shell 9, both ends all have been seted up at the both ends about the installation shell 9 surface, and installation shell 9 inner chamber swing joint has locking mechanical system 11, and connecting groove 12 has been seted up on the mounting 1 top, and constant head tank 13 has all been seted up at both ends about the mounting 1 inner wall.

Further, rotatory piece 4 rotate connect in rotating connecting piece 2 surface, rotatory piece 4 is run through with rotating connecting piece 2 middle part to dwang 5, use rotatory piece 4 and rotate connecting piece 2 and rotate through dwang 5, when opening well lid body 3, need not wholly mention well lid body 3, waste time and energy, also easy to assemble when conveniently opening and shutting, fixed block 8 surface diameter size and spread groove 12 inner wall diameter size looks adaptation, fixed block 8 movable mounting is in spread groove 12, guarantee the goodness of fit that well lid body 3 and mounting 1 are connected through fixed block 8 and spread groove 12, guarantee the roughness on well lid body 3 surface.

Further, as shown in fig. 3, the locking mechanism 11 includes a connecting block 111, a gear 112 is rotatably connected to the bottom end of the connecting block 111, two threaded rods 113 are rotatably connected to the outer surface of the gear 112, the two threaded rods 113 are rotated through rotation of the gear 112, one end, far away from the gear 112, of the threaded rods 113 is fixedly connected with a positioning rod 114, and the multi-well lid body 3 is fixed through the positioning rod 114.

Further, as shown in fig. 4, when the manhole cover is required to be opened, a specific tool is used to rotate the unlocking slot 6, so that the connecting block 111 rotates, one end of the threaded rod 113, which is far away from the gear 112, penetrates through the left and right ends of the mounting shell 9, the threaded rod 113 is movably connected in the movable slot 10, the connecting block 111 rotates to drive the gear 112 to rotate, the groove on the surface of the gear 112 is meshed with the groove on the surface of the threaded rod 113, so that the positioning rod 114 moves, the positioning rod 114 is movably connected in the inner cavity of the positioning slot 13, when the positioning rod 114 is fixed in the positioning slot 13, the manhole cover body 3 is locked, and when the positioning rod 114 rotates away from the positioning slot 13, the manhole cover body 3 can be opened.

The working principle of the utility model is as follows: when a manhole cover is installed, the fixing piece 1 is firstly installed at a position where the manhole cover is required to be installed, the middle part of the manhole cover body 3 passes through the rotary connecting piece 2 and the rotary block 4 through the rotary rod 5, the fixing piece is rotationally connected with the fixing piece 1, after installation, when the manhole cover body 3 is closed, the fixing block 8 at the bottom end of the manhole cover body 3 is tightly connected with the connecting groove 12, tightness of the manhole cover body 3 when closed is guaranteed, a specific tool is inserted into the unlocking groove 6, the connecting block 111 is rotated, the gear 112 is enabled to rotate through the connecting block 111, grooves on the surface of the gear 112 and grooves on the surface of the threaded rod 113 are meshed with each other, the gear 112 is rotated to drive the two threaded rods 113 to move left and right, the locating rod 114 is rotated into the locating groove 13, the manhole cover body 3 is locked, and when the locating rod 114 is rotated out of the locating groove 13, the manhole cover body 3 can be opened due to heavy weight of the manhole cover body 3, and the manhole cover body 3 is conveniently lifted and put down through the handle 7.

The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides an theftproof formula manhole cover, includes mounting (1), its characterized in that: the utility model discloses a well lid, including mounting (1) surface, fixed part (1) surface left end fixedly connected with rotates connecting piece (2), fixed part (1) top movable mounting has well lid body (3), well lid body (3) surface left end fixedly connected with rotatory piece (4), both ends middle part runs through around rotatory piece (4) and rotates and be connected with dwang (5), unlocking slot (6) have been seted up at well lid body (3) middle part, well lid body (3) top one side fixedly connected with handle (7), well lid body (3) bottom middle part fixedly connected with fixed block (8), fixed block (8) bottom middle part fixedly connected with installation shell (9), movable slot (10) have all been seted up at both ends about installation shell (9) surface, locking mechanism (11) have been seted up on mounting (1) top, constant head tank (13) have all been seted up at both ends about the inner wall of fixed part (1).

2. The antitheft manhole cover of claim 1, wherein: the rotating block (4) is rotationally connected to the outer surface of the rotating connecting piece (2), and the rotating rod (5) penetrates through the middle parts of the rotating block (4) and the rotating connecting piece (2).

3. The antitheft manhole cover of claim 1, wherein: the diameter of the outer surface of the fixed block (8) is matched with the diameter of the inner wall of the connecting groove (12), and the fixed block (8) is movably arranged in the connecting groove (12).

4. The antitheft manhole cover of claim 1, wherein: the locking mechanism (11) comprises a connecting block (111), a gear (112) is rotationally connected to the bottom end of the connecting block (111), two threaded rods (113) are rotationally connected to the outer surface of the gear (112), and a positioning rod (114) is fixedly connected to one end, far away from the gear (112), of each threaded rod (113).

5. The antitheft manhole cover of claim 4, wherein: the top end of the connecting block (111) is rotationally connected to the bottom end of the unlocking groove (6), and one end, far away from the gear (112), of the threaded rod (113) penetrates through the left end and the right end of the mounting shell (9).

6. The antitheft manhole cover of claim 4, wherein: the threaded rod (113) is movably connected in the movable groove (10), and the positioning rod (114) is movably connected in the inner cavity of the positioning groove (13).