Multifunctional composite well lid

Abstract

The invention relates to a multifunctional composite well lid which comprises an outer frame and a lid body, an annular lap joint edge is integrally arranged on the inner periphery of the outer frame, the lid body is erected to the lap joint edge, and a plurality of drainage holes are further formed in the lid body, and the multifunctional composite well lid is characterized in that the lid body comprises a body matched with the outer frame, the body is erected to the lap joint edge, and the drainage holes are formed in the body. A mounting groove is formed in the upper surface of the body, a lamp, photovoltaic power generation equipment and a storage battery are arranged in the mounting groove, the photovoltaic power generation equipment is connected with the storage battery and used for supplying power to the storage battery, the lamp is connected with the storage battery, and a light-operated switch is arranged between the lamp and the storage battery; the cover body further comprises a cover plate which is installed at the opening of the installation groove and is made of transparent materials. The night lamp has the advantage of being capable of providing illumination for the environment at night.

Description

Technical Field

[0001] The present application relates to the technical field of waste plastic recycling, and in particular to a multifunctional composite manhole cover. Background Art

[0002] Manhole covers play an important role in parks. They not only protect underground facilities such as cables, water pipes, and sewers, but also ensure the safety of pedestrians and tourists. At present, in some municipal parks, after the manhole covers are installed, there will be many unevenness between the manhole covers and the ground due to the limitations of ground topography and installation accuracy. In addition, parks are generally densely covered with vegetation and dimly lit at night. When people walk to the manhole covers at night, the lack of necessary reminders will increase many dangerous factors. Therefore, providing a manhole cover that can provide warnings and lighting in the dark night is an urgent problem to be solved. Summary of the invention

[0003] In order to improve the problem that the current manhole cover has a single function and there are many safety risks in the absence of lighting at night. The present application provides a multifunctional composite manhole cover, a multifunctional composite manhole cover, including an outer frame and a cover body, the inner circumference of the outer frame is integrally provided with a ring-shaped overlapping edge, the cover body is mounted to the overlapping edge, and the cover body is also provided with a plurality of drainage holes, characterized in that: the cover body includes a main body adapted to the outer frame, the main body is mounted to the overlapping edge, and a mounting groove is provided on the upper surface of the main body, and lamps, photovoltaic power generation equipment and batteries are arranged in the mounting groove, the photovoltaic power generation equipment is connected to the battery for supplying power to the battery, the lamp is connected to the battery, and a light-controlled switch is provided between the lamp and the battery; the cover body also includes a cover plate of transparent material installed at the opening of the mounting groove.

[0004] By adopting the above solution, when the external light is weakened to the critical value of the light-controlled switch, the light-controlled switch is turned on to light up the lamp. At this time, the light emitted by the lamp can pass through the cover plate to the surrounding environment, providing lighting for the surrounding environment. At the same time, the photovoltaic power generation equipment can generate electricity, achieving the effect of energy saving and emission reduction.

[0005] Furthermore, the edge of the installation groove is provided with an overlap groove, the edge of the cover plate is overlapped into the overlap groove, and the cover body further comprises a plurality of support members arranged in the installation groove, and the support members are used to support the cover plate. By adopting the above solution, the cover plate is overlapped in the overlap groove to ensure the flatness of the upper surface of the manhole cover. In addition, the setting of the support member can increase the support for the cover plate and ensure the stability of the cover plate.

[0006] Furthermore, the drainage hole passes through the cover plate, the support member and the body in sequence from top to bottom.

[0007] By adopting the above solution, the drainage hole is arranged at the position of the support member, and the drainage hole is convenient to clean after the cover plate is removed.

[0008] Furthermore, the drainage hole is a circular hole, and a fixing piece is arranged in the drainage hole, and the fixing piece includes an integrally arranged middle part and a clamping part, the middle part is a hollow tubular structure adapted to the drainage hole, the clamping part is sleeved to the end of the middle part, the clamping part is a ring shape adapted to the middle part, the middle part is threadedly connected to the cover plate or the main body, and the clamping part clamps the cover plate.

[0009] By adopting the above scheme, the middle part of the fixing member can seal the gap between the cover plate and the support member to prevent sewage from entering the installation groove. At the same time, the fixing member can also fix the state of the cover plate to make the state of the cover plate more stable. In addition, since the fixing member can be detachably installed to the support member or the main body, it is also convenient to clean the drainage hole.

[0010] Furthermore, a plurality of plug-ins adapted to the water hole 1 are fixedly connected to the upper surface of the shielding member 2, the plurality of plug-ins correspond to the plurality of water holes one by one, and when the plug-ins are inserted into the water hole 1, the upper surfaces of the plug-ins are flush with the upper surface of the shielding member.

[0011] By adopting the above solution, when the drain hole needs to be cleaned, after the shielding member 1 and the shielding member 2 are pulled upward to the top of the drain hole through the connecting rod, the plug-in will fill the drain hole 1, which makes it easier to clean the debris.

[0012] Furthermore, the cross sections of the connecting hole and the connecting rod are both polygonal.

[0013] By adopting the above solution, relative rotation between the connecting rod and the shielding member 1 is avoided as much as possible, making the shielding member 2 more stable.

[0014] Furthermore, a filter screen cover is detachably mounted on the lower surface of the second shielding member, and a plurality of the second water holes are located inside the filter screen cover.

[0015] By adopting the above scheme, the filter screen can, on the one hand, prevent external debris from entering the drainage well through water hole one and water hole two as much as possible; on the other hand, during the drainage process, the filter screen can filter the sewage entering the well cover to prevent external debris from entering the drainage well as much as possible.

[0016] Furthermore, a plurality of arrangement grooves are vertically opened on the inner circumferential surface of the middle part, and a plurality of elastic members are provided, and the plurality of elastic members correspond to the plurality of arrangement grooves one by one, and the elastic member is arranged in the arrangement groove, and the bottom end of the elastic member is fixedly connected to the middle part, and the top end of the elastic member is fixedly connected with a clamping member, and a clamping groove for cooperating with the shielding member is opened on the clamping member, and the shielding member is slidably connected to the clamping groove.

[0017] By adopting the above scheme, when cleaning the drain hole, the shielding member 1 is pulled to the top position of the middle part to make the snap-in member disengage from the arrangement groove, and then the snap-in member is tilted to one side to remove the shielding member 1, thereby facilitating the cleaning of the water hole 1, the water hole 2 and the filter net, and also facilitating the replacement and installation of the shielding member 1.

[0018] Furthermore, a plurality of arrangement grooves are vertically opened on the inner circumferential surface of the middle part, and a plurality of elastic members are provided, and the plurality of elastic members correspond to the plurality of arrangement grooves one by one, and the elastic member is arranged in the arrangement groove, and the bottom end of the elastic member is fixedly connected to the middle part, and the top end of the elastic member is fixedly connected with a clamping member, and a clamping groove for cooperating with the shielding member is opened on the clamping member, and the shielding member is slidably connected to the clamping groove.

[0019] By adopting the above scheme, when disassembling the shielding member 1, first pull the snap-fitting member to the top of the middle part through the connecting rod, and then slide the sliding part so that the sliding part is extended to the top edge position of the middle part. At this time, the cooperation between the sliding part and the elastic part can fix the state of the snap-fitting member, and at the same time the slot is opened, and the staff can directly take the shielding member 1 out of the slot. The operation is simple and convenient.

[0020] Furthermore, an elastic member is fixedly connected between the slider and the sliding part, and when the sliding part is separated from the fixing member, the sliding part moves in a direction away from the connecting rod under the action of the elastic member; The connecting rod includes a main body and a rotating part, the main body passes through the connecting hole and is fixedly connected to the second shielding member, the rotating part is rotatably connected to the top of the main body, a plurality of pull ropes are fixedly connected to the rotating part, the plurality of pull ropes correspond to the plurality of sliding parts respectively, a pin is fixedly connected to the pull rope, a socket is provided on the upper surface of the sliding part, and the pin is slidably connected to the socket.

[0021] By adopting the above scheme, when the sliding part of the clamping part detaches from the fixing frame, the sliding part moves in the direction away from the connecting rod under the action of the elastic part and then overlaps the upper surface of the fixing part. At this time, manpower is no longer needed to push the sliding part, which is more labor-saving. At the same time, the elastic part can also make the connection between the sliding part and the base part more stable. After cleaning the filter cover, the cleaning assembly is placed in the fixing part, and a plurality of pins are inserted into the insertion holes of the plurality of sliding parts in sequence. Then, the rotating part of the connecting rod is rotated. The rotating part drives the sliding part to move in the direction of the connecting rod through the pull rope until it is completely retracted into the channel of the fixing part. At this time, the clamping part moves downward into the fixing part under the action of the elastic part. The operation is simple and convenient.

[0022] In summary, the present invention has at least the following beneficial effects: 1. By installing lamps, photovoltaic power generation equipment and batteries inside the manhole cover, when the external light weakens to the critical value of the light-controlled switch, the light-controlled switch is turned on to light up the lamp. At this time, the light emitted by the lamp can pass through the cover plate to the surrounding environment, providing lighting for the surrounding environment. At the same time, the photovoltaic power generation equipment can generate electricity, achieving the effect of energy saving and emission reduction; 2. By setting the fixing piece at the position of the drainage hole, the middle part of the fixing piece can seal the gap between the cover plate and the support piece to prevent sewage from entering the installation groove. At the same time, the fixing piece can also fix the state of the cover plate, making the state of the cover plate more stable. In addition, since the fixing piece can be detachably installed to the support piece or the body, it is also convenient to clean the drainage hole; 3. By setting a snap-fitting part and an elastic part, and setting the snap-fitting part in the form of a base part and a sliding part, when disassembling the shielding part 1, first pull the snap-fitting part to the top of the middle part through the connecting rod, and then slide the sliding part so that the sliding part is extended to the top edge position of the middle part. At this time, the cooperation between the sliding part and the elastic part can fix the state of the snap-fitting part, and at the same time the slot is opened, and the staff can directly take the shielding part 1 out of the slot, which is simple and convenient to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram showing the overall structure of the manhole cover in this embodiment; Figure 2 is an exploded view of the manhole cover in this embodiment; Figure 3 is a cross-sectional view showing the fixing member in this embodiment; Figure 4 is a schematic diagram of a cleaning component structure in an embodiment of the present application; Figure 5 yes Figure 3 A partial enlarged schematic diagram of part A.

[0024] Description of reference numerals: 1. Outer frame; 11. Overlap edge; 2. Cover; 21. Drain hole; 22. Main body; 221. Mounting groove; 2211. Lamp; 2212. Photovoltaic power generation equipment; 2213. Storage battery; 222. Overlap groove; 23. Cover plate; 24. Support member; 3. Fixing member; 31. Middle part; 311. Arrangement groove; 32. Pressing part; 4. Cleaning assembly; 41. Shielding member 1; 411. Water hole 1; 412. Connection hole; 42 , shielding member 2; 421, water hole 2; 422, plug-in; 43, connecting rod; 431, lap joint; 432, pull ring; 433, main body; 434, rotating part; 4341, pull rope; 4342, latch; 44, filter screen; 45, snap-on member; 451, slot; 452, base; 4512, slider; 453, sliding part; 4531, track slot; 4532, jack; 5, elastic member; 6, elastic member. DETAILED DESCRIPTION

[0025] A multifunctional composite manhole cover provided in the embodiment of the application, referring to Figure 1 and Figure 2 , including a circular outer frame 1, and a circular cover body 2 used in conjunction with the outer frame 1, the inner circumferential surface of the outer frame 1 is coaxially and integrally provided with an annular overlapping edge 11, the cover body 2 is overlapped to the overlapping edge 11, and a plurality of drainage holes 21 are opened on the cover body 2.

[0026] The cover body 2 includes a body 22 and a cover plate 23. The body 22 is used to realize the main functions of the cover body 2. A circular mounting groove 221 is coaxially opened on the upper surface of the body 22. An annular overlapping groove 222 adapted to the cover plate 23 is arranged at the upper edge of the mounting groove 221. The cover plate 23 is mounted in the overlapping groove 222. When the cover plate 23 is mounted in the overlapping groove 222, the upper surface of the cover plate 23 is flush with the upper surface of the body 22 to ensure the flatness of the upper surface of the cover body 2. At the same time, in this solution, the cover plate 23 is made of transparent material, such as tempered glass, etc., which can be The light passes through the cover plate 23 and enters the installation groove 221. Correspondingly, a lamp 2211 is arranged in the installation groove 221. The lamp 2211 is fixedly installed at the center position of the installation groove 221. A photovoltaic power generation device 2212 is arranged on the periphery of the lamp 2211 in the installation groove 221. A battery 2213 is also arranged in the installation groove 221. The photovoltaic power generation device 2212 is connected to the battery 2213 for charging the battery 2213. The battery 2213 is connected to the lamp 2211, and a light-controlled switch is arranged between the battery 2213 and the lamp 2211.

[0027] When the external light is weakened to the critical value of the light control switch, the light control switch is turned on to light up the lamp 2211. At this time, the light emitted by the lamp 2211 can pass through the cover 23 and emit to the surrounding environment to provide lighting for the surrounding environment. At the same time, the photovoltaic power generation device 2212 can generate electricity to achieve the effect of energy saving and emission reduction.

[0028] In order to improve the stability of the cover plate 23, a plurality of support members 24 are provided in the installation groove 221. The plurality of support members 24 are evenly arranged around the lamp 2211. The bottom of the support member 24 is fixed to the bottom wall in the installation groove 221. The top of the support member 24 abuts against the cover plate 23 to form a support for the cover plate 23, making the cover plate 23 more stable.

[0029] The plurality of drain holes 21 correspond to the plurality of support members 24 one by one, and the drain holes 21 sequentially pass through the cover plate 23, the support member 24 and the body 22 downward. The drain holes 21 are arranged at the position of the support member 24, so that the drain holes 21 can be easily cleaned after the cover plate 23 is removed.

[0030] A fixing member 3 is provided between the cover plate 23 and the body 22 , and the fixing member 3 is used to fix the cover plate 23 to the body 22 , so that the cover plate 23 can be more stable.

[0031] Reference Figure 3 Furthermore, the fixing member 3 includes an integrally arranged middle portion 31 and a clamping portion 32. The middle portion 31 is a structure adapted to the drainage hole 21. The middle portion 31 is inserted into the drainage hole 21, and the middle portion 31 and the support member 24 are threadedly connected. The clamping portion 32 is an annular structure, and the clamping portion 32 is sleeved to the top of the middle portion 31. The clamping portion 32 presses the cover plate 23. In order to ensure the flatness of the cover plate 23, a hidden groove is opened on the upper surface of the cover plate 23 outside the drainage hole 21, and the clamping portion 32 is arranged in the hidden groove.

[0032] Rainwater and the like can enter the drainage well through the middle portion 31 of the fixing member 3. At the same time, people can remove the fixing member 3 from the drainage hole 21 and clean the middle portion 31 of the fixing member 3 to keep the drainage hole 21 unobstructed. In addition, when repairing the lamp 2211, the battery 2213 or the photovoltaic power generation equipment 2212, the fixing member 3 can be cleaned at the same time to keep the drainage hole 21 unobstructed.

[0033] A cleaning assembly 4 is disposed in the middle portion 31 of the fixing member 3 , so that people can clean the middle portion 31 conveniently.

[0034] Reference Figure 3 and Figure 4Specifically, the cleaning assembly 4 includes a shielding member 1 41 and a shielding member 2 42, which are arranged up and down, and the shielding member 1 41 and the shielding member 2 42 are adapted to the middle part 31, and an elastic member 5 is arranged between the shielding member 1 41 and the middle part 31, and a plurality of water holes 1 411 are opened on the shielding member 1 41, and the plurality of water holes 1 411 are evenly arranged around the axis of the shielding member 1 41. A plurality of water holes 2 421 are opened on the shielding member 2 42, and the plurality of water holes 1 411 and the plurality of water holes 2 421 are evenly arranged around the axis of the shielding member, and the plurality of water holes 1 411 and the plurality of water holes 2 421 are staggered. A connecting hole 412 is opened on the shielding member 41, and the connecting hole 412 can be opened at any position of the shielding member 41. In the present case, the connecting hole 412 is opened at the center position of the shielding member 41. A connecting rod 43 is slidably connected in the connecting hole 412, and the bottom end of the connecting rod 43 is fixed to the center position of the shielding member 42. A lap joint 431 is fixed to the connecting rod 43, and the lap joint 431 is located above the shielding member 41, and the lap joint 431 is overlapped to the shielding member 41.

[0035] After rainwater and other wastewater enter the middle part 31, they are discharged through the water hole 1 411 and the water hole 2 421. When external debris falls into the drainage hole 21, the cooperation of the shielding member 1 41 and the shielding member 2 42 can shield the debris, and when there is a lot of debris accumulated, the staff can easily clean the middle part 31 through the cleaning component 4. During the cleaning process, the staff pulls the connecting rod 43 upward, and the connecting rod 43 first drives the shielding member 2 42 to move upward so that the shielding member 2 42 and the shielding member 1 41 are attached. Because the water hole 1 411 and the water hole 2 421 are misaligned, it can prevent the debris from falling into the drainage well through the water hole 1 411 and the water hole 2 421. Then continue to pull the connecting rod 43 to make the shielding member 1 41 and the shielding member 2 42 continue to move upward to the top of the drainage hole 21, and people can clean the debris at this time.

[0036] In order to facilitate people to pull the connecting rod 43, a pull ring 432 is provided on the top of the connecting rod 43.

[0037] The shape of the connecting hole 412 can be circular, triangular, polygonal, etc. In this case, in order to make the shielding member 42 more stable, the shape of the connecting hole 412 is set to be polygonal, and the corresponding cross section of the connecting rod 43 is also a polygon adapted to the connecting hole 412. Through the above arrangement, relative rotation between the connecting rod 43 and the shielding member 1 41 is avoided as much as possible, making the shielding member 42 more stable.

[0038] A plurality of plug-ins 422 are fixedly connected to the upper surface of the shielding member 42, and the plug-ins 422 are adapted to the plurality of water holes and correspond one to one. When the shielding member 42 and the shielding member 41 are attached together, the plug-ins 422 extend into the water hole 411, and the upper surface of the plug-ins 422 is flush with the upper surface of the shielding member 41. When the drain hole 21 needs to be cleaned, after the shielding member 41 and the shielding member 42 are pulled upward to the top of the drain hole 21 by the connecting rod 43, the plug-ins 422 will fill the water hole 411, which makes it easier to clean the debris.

[0039] A filter screen cover 44 is provided below the second shielding member 42, and an opening is provided at the top of the filter screen cover 44. The filter screen cover 44 is sleeved on the periphery of the second shielding member 42, and the filter screen cover 44 is threadedly connected to the second shielding member 42. The filter screen cover 44 can prevent external debris from entering the drainage well through the first water hole 411 and the second water hole 421 as much as possible, and on the other hand, during the drainage process, the filter screen cover 44 can filter the sewage entering the well cover, and prevent external debris from entering the drainage well as much as possible.

[0040] Reference Figure 3 and Figure 5 A plurality of arrangement grooves 311 are vertically opened on the inner circumferential surface of the middle part 31, and the top of the arrangement groove 311 extends to the upper surface of the middle part 31, and a plurality of elastic members 5 are arranged between the corresponding shielding member 41 and the middle part 31, and the plurality of elastic members 5 correspond to the plurality of arrangement grooves 311 one by one. The elastic member 5 is vertically arranged in the arrangement groove 311, and the bottom end of the elastic member 5 is fixed to the lower wall of the arrangement groove 311. A snap-fit ​​member 45 is arranged on the top of the elastic member 5, and the snap-fit ​​member 45 is slidably connected to the arrangement groove 311. A snap-fit ​​member 45 is opened on the snap-fit ​​member 45 for use with the shielding member 41, and the shielding member 41 is arranged in the snap-fit ​​member 451.

[0041] When cleaning the drain hole 21, pull the shielding member 41 to the top position of the middle part 31 to disengage the snap-in member 45 from the arrangement groove 311, and then tilt the snap-in member 45 to one side to remove the shielding member 41, thereby facilitating the cleaning of the water hole 1 411, the water hole 2 421 and the filter net, and also facilitating the replacement and installation of the shielding member 41.

[0042] Furthermore, the clamping member 45 includes a base portion 452 and a sliding portion 453. The base portion 452 is located below the sliding portion 453. The base portion 452 is slidably connected to the elastic member 5. The base portion 452 is fixed to the top of the elastic member 5. A slider 4512 is integrally provided on the top of the base portion 452. The corresponding sliding portion 453 is provided with a track groove 4531 adapted to the slider 4512, and the slider 4512 is slidably connected to the track groove 4531.

[0043] When disassembling the shielding member 41, first pull the snap-fit ​​member 45 to the top of the middle portion 31 through the connecting rod 43, and then slide the sliding portion 453 so that the sliding portion 453 is extended to the top edge position of the middle portion 31. At this time, the cooperation between the sliding portion 453 and the elastic member 5 can fix the state of the snap-fit ​​member 45, and at the same time the slot 451 is opened, and the staff can directly take the shielding member 41 out of the slot 451. The operation is simple and convenient.

[0044] An elastic member 6 is provided in the track groove 4531, and the elastic member 6 is fixed between the slider 4512 and the sliding portion 453. When the sliding portion 453 of the clamping member 45 is separated from the fixing frame 3, the sliding portion 453 moves in a direction away from the connecting rod 43 under the action of the elastic member and then overlaps the upper surface of the fixing member 3. At this time, manpower is no longer required to push the sliding portion 453, which is more labor-saving. At the same time, the elastic member 6 can also make the connection between the sliding portion 453 and the base portion 452 more stable.

[0045] Reference Figure 3 Furthermore, the connecting rod 43 includes a main body 433 and a rotating part 434. The main body 433 passes through the connecting hole 412 and is fixedly connected to the shielding member 421. The rotating part 434 is a shell-like structure with a circular cross-section. The rotating part 434 is sleeved on the top of the main body 433, and the rotating part 434 and the main body 433 are rotatably connected. The pull ring 432 is fixedly connected to the top of the rotating part 434.

[0046] Reference Figure 3 and Figure 5 A plurality of pull ropes 4341 are fixedly connected to the outer peripheral surface of the rotating part 434, and the plurality of pull ropes 4341 correspond to the plurality of sliding parts 453 one by one. A plug 4342 is fixedly connected to one end of the pull rope 4341 away from the connecting rod 43, and a socket 4532 for use with the plug 4342 is provided on the upper surface of the corresponding sliding part 453. The plug 4342 is inserted into the socket 4532, and the plug 4342 and the socket 4532 are slidingly connected.

[0047] After cleaning the filter screen cover 44, place the cleaning assembly 4 in the fixing member 3, insert the plurality of pins 4342 into the plurality of insertion holes 4532 of the sliding parts 453 in sequence, then rotate the rotating part 434 of the connecting rod 43, and the rotating part 434 drives the sliding part 453 to move in the direction of the connecting rod 43 through the pull rope 4341 until it is completely retracted into the channel of the fixing member 3. At this time, the clamping part 45 moves downward into the fixing member 3 under the action of the elastic part 5, and the operation is simple and convenient.

[0048] The implementation principle of this scheme is: during the day, the photovoltaic power generation equipment 2212 in the manhole cover can charge the battery 2213, which has the effect of energy saving and emission reduction. When the light brightness in the environment is lower than the set value of the light control switch, the lamp 2211 turns on to illuminate the surrounding environment and remind pedestrians at the same time to reduce safety risks.

[0049] When it is rainy, rainwater flows to the drainage hole 21, enters the middle portion 31 of the fixing member 3, and enters the drainage well through the water hole 1 411, the water hole 2 421 and the filter screen.

[0050] When the filter screen cover 44 is blocked and needs to be cleaned, the staff hooks the connecting ring 432 on the connecting rod 43 with the hook and pulls it upward. In this process, the shielding member 42 first moves upward to the position abutting against the shielding member 41. When the shielding member 42 abuts against the shielding member 41, the plug-in 422 on the shielding member 42 enters the water hole 411, and the upper surface of the plug-in 422 is flush with the shielding member 42. Then, the shielding member 41 is pulled to the top position of the middle part 31 and then the sliding part 453 is slid so that the sliding part 453 is extended to the top edge position of the middle part 31. At this time, the cooperation between the sliding part 453 and the elastic member 5 can fix the state of the clamping member 45, and the slot 451 is opened at the same time. The staff can directly take out the shielding member 41 from the slot 451 and then clean the filter screen cover.

[0051] After cleaning the filter screen cover 44, place the cleaning assembly 4 in the fixing member 3, insert the plurality of pins 4342 into the plurality of sockets 4532 of the sliding parts 453 in sequence, then rotate the rotating part 434 of the connecting rod 43, and the rotating part 434 drives the sliding part 453 to move in the direction of the connecting rod 43 through the pull rope 4341 until it is completely retracted into the channel of the fixing member 3. At this time, the clamping part 45 moves downward into the fixing member 3 under the action of the elastic part 5, and the operation is simple and convenient.

[0052] The embodiments of this specific implementation are all preferred embodiments of the present application, and are not intended to limit the protection scope of the present application. The same components are represented by the same figure marks. Therefore, any effective changes made based on the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A multifunctional composite manhole cover, comprising an outer frame (1) and a cover body (2), wherein the inner periphery of the outer frame (1) is integrally provided with an annular overlapping edge (11), the cover body (2) is overlapped to the overlapping edge (11), and the cover body (2) is also provided with a plurality of drainage holes (21), characterized in that: The cover body (2) comprises a main body (22) adapted to the outer frame (1), the main body (22) being mounted to the overlapping edge (11), a mounting groove (221) being provided on the upper surface of the main body (22), a lamp (2211), a photovoltaic power generation device (2212) and a storage battery (2213) being arranged in the mounting groove (221), the photovoltaic power generation device (2212) being connected to the storage battery (2213) for supplying power to the storage battery (2213), the lamp (2211) being connected to the storage battery (2213), and a light-controlled switch being arranged between the lamp (2211) and the storage battery (2213); the cover body (2) further comprises a cover plate (23) made of a transparent material mounted at the opening of the mounting groove (221).

2. A multifunctional composite manhole cover according to claim 1, characterized in that: The edge of the installation groove (221) is provided with an overlapping groove (222), and the edge of the cover plate (23) is overlapped in the overlapping groove (222). The cover body (2) also includes a plurality of support members (24) arranged in the installation groove (221), and the support members (24) are used to support the cover plate (23).

3. A multifunctional composite manhole cover according to claim 2, characterized in that: The drainage hole (21) passes through the cover plate (23), the support member (24) and the body (22) in sequence from top to bottom.

4. A multifunctional composite manhole cover according to any one of claim 3, characterized in that: The drainage hole (21) is a circular hole. A fixing member (3) is arranged in the drainage hole (21). The fixing member (3) comprises an intermediate portion (31) and a pressing portion (32) which are arranged integrally. The intermediate portion (31) is a hollow tubular structure adapted to the drainage hole (21). The pressing portion (32) is sleeved onto the end of the intermediate portion (31). The pressing portion (32) is an annular shape adapted to the intermediate portion (31). The intermediate portion (31) is threadedly connected to the cover plate (23) or the body (22). The pressing portion (32) presses the cover plate (23).

5. The multifunctional composite manhole cover according to claim 4, characterized in that: A cleaning assembly (4) is arranged in the middle portion (31), and the cleaning assembly (4) comprises a shielding member 1 (41) and a shielding member 2 (42) adapted to the drainage hole (21), the shielding member 1 (41) being located above the shielding member 2 (42), an elastic member (5) being arranged between the shielding member 1 (41) and the middle portion (31), the shielding member 1 (41) being provided with a plurality of water holes 1 (411), and the shielding member 2 (42) being provided with a plurality of water holes 1 (411). A plurality of water holes (421) are arranged, and a plurality of the water holes (411) and the plurality of the water holes (421) are arranged in a staggered manner. A connecting hole (412) is provided on the shielding member (41), and a connecting rod (43) is slidably connected in the connecting hole (412). The bottom end of the connecting rod (43) is fixedly connected to the shielding member (42). A limiting member is arranged on the connecting rod (43), and the limiting member is mounted on the shielding member (41).

6. The multifunctional composite manhole cover according to claim 4, characterized in that: The upper surface of the second shielding member (42) is fixedly connected with a plurality of plug-ins (422) adapted to the first water hole (411), the plurality of plug-ins (422) correspond to the plurality of first water holes (411), and when the plug-ins (422) extend into the first water hole (411), the upper surface of the plug-ins (422) is flush with the upper surface of the shielding member.

7. The multifunctional composite manhole cover according to claim 5, characterized in that: A filter screen cover (44) is detachably mounted on the lower surface of the second shielding member (42), and a plurality of second water holes (421) are located inside the filter screen cover (44).

8. The multifunctional composite manhole cover according to claim 7, characterized in that: A plurality of arrangement grooves (311) are vertically provided on the inner circumferential surface of the middle portion (31), a plurality of elastic members (5) are provided, and the plurality of elastic members (5) correspond to the plurality of arrangement grooves (311) one by one. The elastic member (5) is arranged in the arrangement groove (311), the bottom end of the elastic member (5) is fixedly connected to the middle portion (31), the top end of the elastic member (5) is fixedly connected to a clamping member (45), the clamping member (45) is provided with a clamping groove (451) used in conjunction with the shielding member 1 (41), and the shielding member 1 (41) is slidably connected to the clamping groove (451).

9. The multifunctional composite manhole cover according to claim 8, characterized in that: The clamping member (45) comprises a base portion (452) and a sliding portion (453), wherein the sliding portion (453) is located above the base portion (452), the base portion (452) is connected to the elastic member (5), a track groove (4531) is provided on the lower surface of the sliding portion (453), and a slider (4512) is integrally provided on the corresponding base portion (452), and the slider (4512) is slidably connected to the track groove (4531).

10. The multifunctional composite manhole cover according to claim 9, characterized in that: An elastic member (6) is fixedly connected between the slider (4512) and the sliding portion (453), and when the sliding portion (453) is separated from the fixing member (3), the sliding portion (453) moves in a direction away from the connecting rod (43) under the action of the elastic member (6); The connecting rod (43) includes a main body (433) and a rotating part (434), the main body (433) passes through the connecting hole (412) and is fixedly connected to the second shielding member (42), the rotating part (434) is rotatably connected to the top of the main body (433), a plurality of pull ropes (4341) are fixedly connected to the rotating part (434), the plurality of pull ropes (4341) respectively correspond to a plurality of sliding parts (453), a plug (4342) is fixedly connected to the pull rope (4341), a plug hole (4532) is provided on the upper surface of the sliding part (453), and the plug (4342) is slidably connected to the plug hole (4532).

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