Well lid structure for municipal engineering

Abstract

The utility model belongs to the technical field of municipal engineering equipment, and particularly relates to a well lid structure for municipal engineering, which solves the problems of poor safety and poor anti-blocking effect in the prior art, and comprises an anti-theft mechanism, a cleaning mechanism and a connecting seat, the well lid body is movably hinged to the interior of the connecting base, a water inlet grating is arranged in the well lid body, a handle is movably hinged to the interior of the well lid body, a motor is installed in the well lid body, and the output end of the motor is connected with a coaxially-arranged rotating shaft through a coupler. Through the arrangement of structures such as a motor and clamping blocks, after the well lid body is completely attached to the connecting base, the motor is started through remote control, the motor rotates to enable the four clamping blocks to stretch out, the clamping blocks are clamped into the connecting base, the well lid cannot be opened under the condition that the well lid is not controlled by a remote controller, and the use safety of the well lid is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of municipal engineering equipment, in particular to a manhole cover structure for municipal engineering. Background Art

[0002] At present, in municipal engineering, the main function of manhole covers is to protect the normal operation of underground facilities while improving the aesthetics of the city.

[0003] The prior art has a manhole cover structure for municipal engineering with the authorization announcement number of CN213508593U. The patent discloses a manhole cover structure for municipal engineering, which includes a base, an A threaded hole, an A bolt, a clamping seat, a B threaded hole, a B bolt, an assembly seat and an A rotating hole, wherein the A rotating hole is movably connected to an A rotating shaft inside, one side of the assembly seat is fixedly connected to a composite manhole cover, a groove is provided on the upper surface of the composite manhole cover, an active rod is fixedly connected to the inside of the groove, a B rotating hole is provided on one side of the active rod, and the B rotating hole is movably connected to the B rotating shaft inside. The main advantage of the patent is to provide a municipal engineering manhole cover structure. For the manhole cover structure, the user can first use the A bolt to assemble and connect the base to the road surface, and then use the handle to slowly lower the composite manhole cover into the base, insert the card block into the card slot, and finally insert the pin into the pin hole, which is convenient for users to assemble and disassemble the composite manhole cover, and then facilitate the inspection and maintenance of municipal engineering equipment. The patented design makes the installation and disassembly process more convenient and quick, improves work efficiency, and reduces maintenance costs. In addition, the structure also has high stability and safety, which can effectively protect the normal operation of underground facilities and ensure the safety of pedestrians and vehicles.

[0004] However, after the installation of the patent, the manhole cover can be easily opened by a handle, which has poor safety. When blocked, the patent cannot clear away debris, and the anti-blocking effect is poor. Utility Model Content

[0005] The utility model aims to provide a manhole cover structure for municipal engineering, which solves the problems of poor safety and poor anti-clogging effect.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a manhole cover structure for municipal engineering, including an anti-theft mechanism, a cleaning mechanism and a connecting seat, the anti-theft mechanism including a manhole cover body, the manhole cover body is movably hinged inside the connecting seat, a water inlet grille is arranged inside the manhole cover body, a handle is movably hinged inside the manhole cover body, a motor is installed inside the manhole cover body, the output end of the motor is connected to a coaxially arranged rotating shaft through a coupling, a gear is fixedly sleeved on the outer circumference of the rotating shaft, a circular rack is rotatably installed inside the manhole cover body, the gear is meshed with the circular rack, a plurality of circumferentially evenly distributed bearing beads are rotatably installed inside the manhole cover body, four circumferentially evenly distributed semicircular top blocks are fixedly connected to the outer circumference of the circular rack by screws, four circumferentially evenly distributed clamping blocks are slidably assembled inside the manhole cover body, and one side of the clamping block is fixedly connected to a semicircular connecting block by screws.

[0007] Preferably, the cleaning mechanism comprises a rotating motor, an output end of the rotating motor is connected to a coaxially arranged rotating shaft via a coupling, and a cleaning plate is fixedly sleeved on the outer peripheral surface of the rotating shaft.

[0008] Preferably, a circular groove is opened inside the manhole cover body, and the circular rack is rotatably installed inside the circular groove, and the circular groove is used for the rotation of the circular rack.

[0009] Preferably, a circular groove is opened inside the manhole cover body, and a plurality of the bearing balls are installed inside the circular groove for rotation together, and the circular groove is used for the rotation of the bearing balls.

[0010] Preferably, four circumferentially evenly distributed sliding grooves are provided inside the manhole cover body, and the four semicircular connecting blocks are respectively slidably connected inside the four sliding grooves. A plurality of springs equidistantly distributed in an array are commonly connected between the semicircular connecting blocks and the inner walls of the sliding grooves, and the sliding grooves are used for the sliding of the semicircular connecting blocks.

[0011] Preferably, four circumferentially evenly distributed sliding grooves are provided inside the manhole cover body, and the four clamping blocks are respectively slidably connected inside the four sliding grooves, and the sliding grooves are used for the sliding of the clamping blocks.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model adopts the arrangement of the motor, the card-connecting blocks and other structures. After the manhole cover body is completely fitted with the connecting seat, the motor is turned on by remote control. The motor rotates to extend the four card-connecting blocks. The card-connecting blocks are connected to the inside of the connecting seat, so that the manhole cover cannot be opened without the control of the remote control, thereby improving the safety of its use.

[0014] 2. The utility model sets up structures such as a rotating motor and a cleaning plate. When the water inlet grille is blocked, the rotating motor is turned on, and the rotation of the rotating motor drives the rotating shaft to rotate. The rotation of the rotating shaft enables the cleaning plate to clean the water inlet grille to prevent it from being blocked during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a bottom view of the manhole cover body of the utility model;

[0017] Figure 3 It is a schematic diagram of the internal structure of the manhole cover body of the utility model.

[0018] In the figure: 1. anti-theft mechanism; 11. connecting seat; 12. manhole cover body; 121. water inlet grille; 122. handle; 13. motor; 131. rotating shaft; 132. gear; 14. round rack; 141. bearing ball; 142. semicircular top block; 15. clamping block; 151. semicircular connecting block; 2. cleaning mechanism; 21. rotating motor; 211. rotating shaft; 212. cleaning plate. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3A manhole cover structure for municipal engineering includes an anti-theft mechanism 1, a cleaning mechanism 2 and a connecting seat 11. The anti-theft mechanism 1 includes a manhole cover body 12, which is movably hinged inside the connecting seat 11, and a water inlet grille 121 is arranged inside the manhole cover body 12. A handle 122 is movably hinged inside the manhole cover body 12, and a motor 13 is installed inside the manhole cover body 12. The output end of the motor 13 is connected to a coaxially arranged rotating shaft 131 through a coupling, and a gear 132 is fixedly sleeved on the outer circumference of the rotating shaft 131. A round rack 14 is rotatably installed inside the manhole cover body 12, and the gear 132 is meshed with the round rack 14. The internal rotation of the manhole cover body 12 A number of circumferentially evenly distributed bearing beads 141 are installed, and four circumferentially evenly distributed semicircular top blocks 142 are fixedly connected to the outer circumferential surface of the circular rack 14 by screws. Four circumferentially evenly distributed clamping blocks 15 are slidingly assembled inside the manhole cover body 12, and one side of the clamping block 15 is fixedly connected to a semicircular block 151 by screws. Through the arrangement of the motor 13, the clamping block 15 and other structures, after the manhole cover body 12 is completely fitted with the connecting seat 11, the motor 13 is remotely controlled to start, and the motor 13 rotates to make the four clamping blocks 15 extend out, and the clamping blocks 15 are clamped into the inside of the connecting seat 11, so that the manhole cover cannot be opened without the control of the remote control, thereby improving its safety in use.

[0021] See also Figure 1-2 The cleaning mechanism 2 includes a rotating motor 21, the output end of which is connected to a coaxially arranged rotating shaft 211 through a coupling, and a cleaning plate 212 is fixedly sleeved on the outer circumference of the rotating shaft 211. By arranging the rotating motor 21, the cleaning plate 212 and other structures, when the water inlet grille 121 is blocked, the rotating motor 21 is turned on, and the rotating motor 21 rotates to drive the rotating shaft 211 to rotate. The rotating shaft 211 rotates so that the cleaning plate 212 cleans the water inlet grille 121 to prevent it from being blocked during use.

[0022] See also Figure 1-3 A circular groove is provided inside the manhole cover body 12, and the circular rack 14 is rotatably installed inside the circular groove. A circular groove is provided inside the manhole cover body 12, and several bearing beads 141 are rotatably installed inside the circular groove. Four circumferentially evenly distributed sliding grooves are provided inside the manhole cover body 12, and four semicircular connecting blocks 151 are respectively slidably connected inside the four sliding grooves. Several arrays of equidistantly distributed springs are commonly connected between the semicircular connecting blocks 151 and the inner walls of the sliding grooves. Four circumferentially evenly distributed sliding grooves are provided inside the manhole cover body 12, and four clamping blocks 15 are respectively slidably connected inside the four sliding grooves.

[0023] The specific implementation process of the utility model is as follows: the manhole cover body 12 is completely fitted with the connecting seat 11, and then the motor 13 is turned on. The motor 13 starts to drive the rotating shaft 131 to rotate, and the rotating shaft 131 rotates to drive the gear 132 to rotate. The gear 132 rotates to drive the round rack 14 to rotate. The round rack 14 rotates so that the semicircular top block 142 tops the semicircular connecting block 151, and the semicircular connecting block 151 moves to drive the clamping block 15 to extend into the inside of the connecting seat 11, so that it is firmly installed. In the absence of remote control, even if the handle 122 is pulled, the manhole cover body 12 cannot be opened, thereby improving its safety in use;

[0024] Furthermore, a rotating motor 21 is provided inside the manhole cover body 12. When the manhole cover is blocked, the rotating motor 21 can be remotely controlled by a remote controller. The rotating motor 21 drives the rotating shaft 211 to rotate. The rotating shaft 211 drives the cleaning plate 212 to clean the bottom of the manhole cover body 12 to prevent it from being blocked during use.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A manhole cover structure for municipal engineering, comprising an anti-theft mechanism (1), a cleaning mechanism (2) and a connecting seat (11), characterized in that: The anti-theft mechanism (1) comprises a manhole cover body (12), the manhole cover body (12) is movably hinged inside the connecting seat (11), a water inlet grille (121) is arranged inside the manhole cover body (12), a handle (122) is movably hinged inside the manhole cover body (12), an electric motor (13) is installed inside the manhole cover body (12), an output end of the electric motor (13) is connected to a coaxially arranged rotating shaft (131) through a coupling, a gear (132) is fixedly sleeved on the outer peripheral surface of the rotating shaft (131), A circular rack (14) is rotatably mounted inside the manhole cover body (12), the gear (132) meshes with the circular rack (14), a plurality of circumferentially evenly distributed bearing beads (141) are rotatably mounted inside the manhole cover body (12), four circumferentially evenly distributed semicircular top blocks (142) are fixedly connected to the outer circumference of the circular rack (14) by screws, and four circumferentially evenly distributed clamping blocks (15) are slidably mounted inside the manhole cover body (12), and one side of the clamping block (15) is fixedly connected to a semicircular connection block (151) by screws.

2. A manhole cover structure for municipal engineering according to claim 1, characterized in that: The cleaning mechanism (2) comprises a rotating motor (21), the output end of the rotating motor (21) being connected to a coaxially arranged rotating shaft (211) via a coupling, and a cleaning plate (212) being fixedly sleeved on the outer peripheral surface of the rotating shaft (211).

3. A manhole cover structure for municipal engineering according to claim 1, characterized in that: A circular groove is provided inside the manhole cover body (12), and the round rack (14) is rotatably mounted inside the circular groove.

4. The manhole cover structure for municipal engineering according to claim 1, characterized in that: A circular groove is provided inside the manhole cover body (12), and a plurality of bearing rotating balls (141) are rotatably mounted inside the circular groove.

5. The manhole cover structure for municipal engineering according to claim 1, characterized in that: The manhole cover body (12) is provided with four sliding grooves evenly distributed around the circumference, and the four semicircular connecting blocks (151) are respectively slidably connected inside the four sliding grooves, and a plurality of springs evenly distributed in an array are commonly connected between the semicircular connecting blocks (151) and the inner walls of the sliding grooves.

6. The manhole cover structure for municipal engineering according to claim 1, characterized in that: Four sliding grooves evenly distributed around the circumference are provided inside the manhole cover body (12), and the four clamping blocks (15) are respectively slidably connected inside the four sliding grooves.

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