CN112411716A

CN112411716A - Rainwater well head protection machanism for municipal works construction

Info

Publication number: CN112411716A
Application number: CN202011091693.1A
Authority: CN
Inventors: 汪爱军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-02-26

Abstract

The invention discloses a rainwater well mouth protection mechanism for municipal engineering construction, and relates to the field of rainwater well mouth protection mechanisms. The invention falls into the well by designing the mutual cooperation among the cam, the first supporting spring, the second supporting spring, the third supporting spring, the protective cover, the mounting port, the floating ball, the turbine driving mechanism, the first bevel gear and the second bevel gear, and the bearing seat can also have a filtering effect on rainwater on the road, so that garbage with larger volume is prevented from entering a sewer.

Description

Rainwater well head protection machanism for municipal works construction

Technical Field

The invention relates to the field of rainwater wellhead protection mechanisms, in particular to a rainwater wellhead protection mechanism for municipal engineering construction.

Background

Municipal works refer to municipal infrastructure construction works, in China, municipal infrastructures refer to various buildings, structures, equipment and the like which are arranged in planning and construction ranges of urban areas and towns (villages) and provide paid or uncompensated public products and services for residents based on government responsibilities and obligations, and various public infrastructure constructions matched with urban lives belong to the municipal engineering category, such as common urban roads, bridges, subways, underground pipelines, tunnels, riverways, rail transit, sewage treatment, garbage treatment and disposal and other works, and such as various pipelines closely related to lives: rainwater, sewage, water supply, reclaimed water, electric power (parts except red lines), telecommunication, heating power, gas and the like, and construction of squares, urban greening and the like belong to the municipal engineering category.

The well lid is one of common rainwater well mouth protective equipment for municipal engineering construction, for example, a filtering well lid for a sewer (patent number: CN108824614A) disclosed by a Chinese patent net, and the technical problems solved by the patent are that the general well lid can not be automatically controlled to be opened, when the rainfall is large, the water can not be drained in time, the sewer is easy to be blocked and can not be treated in time, and the technical problems are solved by the four structures of a designed large groove, a connecting block I, a linear motor I and the like, but the patent still has some defects, when the filtering well lid is opened, the rainwater well mouth is in a completely opened state, some garbage with large volume can easily enter the sewer through the rainwater well mouth, and causes the blockage of a sewer pipeline, and when pedestrians walk, because the surface area of the road is large, easily fall in to the rainwater well, and because humidity in the sewer is higher, lead to air humidity big, cause inflammable gas such as methane to take place the distance easily, and then can bring certain safety problem for some sewer maintainer's maintenance work, consequently, need urgently in the market of present stage a rainwater well head protection machanism for municipal works construction to solve above-mentioned problem.

Disclosure of Invention

The invention aims to solve the defects in the prior art, such as: when the filter well lid is opened, the rainwater well mouth is the complete open state, some bulky rubbish enters into the sewer through the rainwater well mouth easily, and arouse that the sewer pipe takes place to block up, and the pedestrian is when walking, because road surface area water is more, easily fall to in the rainwater well, and because the humidity in the sewer is higher, it is big to lead to air humidity, cause inflammable gas such as methane to take place the distance easily, and then can bring certain safety problem for some sewer maintainer's maintenance work, and the rainwater well mouth protection machanism for municipal works that provides.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a rainwater well head protection machanism for municipal works construction, includes the mount pad, the installing port has been seted up at the top of mount pad, the protective cover has been cup jointed in the installing port, the side edge at protective cover top has seted up first spread groove to the second spread groove has been seted up to the position that the mount pad top corresponds first spread groove, the inside cover of second spread groove and first spread groove is equipped with same bearing seat, the bearing seat is kept away from the one side of first spread groove and has been seted up the third spread groove, the third spread groove endotheca is equipped with the connecting axle, and the connecting axle is located the inside of fourth spread groove, the inside lateral wall of third spread groove is seted up to the fourth spread groove, through the first spread groove, second spread groove, third spread groove, fourth spread groove, first round pin axle, second round, The first supporting spring and the floating ball, when the rainwater amount leaked into the sewer pipe is larger, the floating ball corresponding to the rainwater well opening floats upwards, the acting force can be applied to the protective cover through the third rotating shaft in the process that the floating ball rises upwards, so that the protective cover has the trend of rising upwards, in addition, as the protective cover rises upwards, one end of the bearing seat can rotate by taking the first pin shaft as the axis, and the other end can correspondingly rotate by taking the second pin shaft as the axis, in the process, the connecting shaft can correspondingly slide in the fourth connecting groove, so that the protective cover can rise upwards and separate from the mounting opening, meanwhile, the position of the bearing seat is changed along with the action of the protective cover, a plurality of groups of bearing seats are combined to form an inclined plane structure, on one hand, as the protective cover removes the sealing effect on the mounting opening, the sluicing ability of installing port has been increased to a certain extent, and on the other hand, bearing seat built-up connection forms a stable inclined plane structure, has not only improved the stability of protective cover, still can utilize the inclined plane to form a slope, when still preventing the pedestrian from walking, falls to the well, the sluicing mouth has been seted up at the top of protective cover, the sluicing mouth endotheca is equipped with the piston seat, be provided with the cam in the sluicing mouth, the top of cam is connected with the bottom of piston seat, cam fixed connection is on the surface of first pivot, first bearing has been cup jointed to the tip of first pivot, first bearing joint is on the surface of primary shaft bearing, the one side fixedly connected with connecting seat of first bearing is kept away from to the primary shaft bearing, the top of connecting seat and the bottom fixed connection of protective cover.

Furthermore, the section shape of the mounting opening in a plan view is in a square structure, and the inner diameter of the mounting opening is matched with the outer diameter of the protective cover.

Furthermore, one end, far away from the second connecting groove, of the connecting seat is hinged to the side wall inside the first connecting groove through a first pin shaft, and one end, far away from the fourth connecting groove, of the connecting shaft is hinged to the inner side wall of the third connecting groove through a second pin shaft.

Furthermore, the surface of the piston seat is fixedly connected with a sliding block, the sliding block is connected in a sliding groove formed in the inner side wall of the water discharge opening in a sliding mode, and the end face of the inner side of the sliding groove is fixedly connected with one face, close to the sliding block, of the sliding block through a second supporting spring.

Furthermore, the cross section of the sliding block in a plan view is of a T-shaped structure, and the cross section of the sliding chute in a plan view is of a T-shaped structure.

Furthermore, a first bevel gear is fixedly connected to the surface of the first rotating shaft, a second bevel gear is engaged with the bottom of the set first bevel gear, a second rotating shaft is fixedly connected to the bottom of the second rotating shaft, a turbine driving mechanism is fixedly connected to the bottom end of the second rotating shaft, the turbine driving mechanism is impacted by water flow to generate driving torque force through the designed turbine driving mechanism, the first bevel gear, the second bevel gear and the cam, the torque force can be acted on the second bevel gear through the second rotating shaft, the torque force can be transmitted to the first rotating shaft through the linkage effect between the second bevel gear and the first bevel gear, the first rotating shaft drives the cam to synchronously rotate, when the cam is associated with the piston seat, the piston seat can be pushed to upwards rise and be separated from the water drainage port, so that the purpose of water drainage can be achieved, and the flow rate of the water flow is larger, the higher the operating frequency of piston seat is, the stronger is the sluicing ability, and under daily condition, turbine actuating mechanism can also drive the piston seat and carry out the action of stretching out and drawing back in the sluicing mouth, utilizes the piston action of piston seat in the sluicing mouth, can drive the gas in the sewer upwards transmit and outwards through the sluicing mouth, avoids inflammable gas such as methane to take place the gathering in sewer pipe.

Furthermore, the surface of the second rotating shaft is sleeved with a second bearing, the second bearing is clamped at the top of the second bearing seat, and the side surface of the second bearing seat is fixedly connected with the side surface close to the first bearing seat.

Further, the bottom fixedly connected with third pivot of protective cover, the third bearing has been cup jointed to the tip of third pivot, the third bearing joint is at the top of floater.

Furthermore, the cross-sectional shapes of the drain opening and the piston seat in a plan view are the same, and the outer diameter size of the piston seat is matched with the inner diameter size of the drain opening.

Furthermore, the floating ball is formed by combining and connecting two cones, and the bearing seat has higher hardness.

Compared with the prior art, the invention has the beneficial effects that:

(1) the invention designs the mutual cooperation among the cam, the first supporting spring, the second supporting spring, the third supporting spring, the protective cover, the mounting port, the floating ball, the turbine driving mechanism, the first bevel gear and the second bevel gear, on one hand, the drainage capacity of the mounting port can be increased to a certain extent as the protective cover removes the sealing effect on the mounting port, on the other hand, the bearing seat is combined and connected to form a stable inclined surface structure, thereby not only improving the stability of the protective cover, but also forming a slope by utilizing the inclined surface, preventing pedestrians from falling into a well when walking, having a filtering effect on rainwater on a road, preventing garbage with larger volume from entering a sewer, and under the daily condition, the turbine driving mechanism can also drive the piston seat to perform telescopic action in the drainage port, and utilizing the piston action of the piston seat in the drainage port, the gas in the sewer can be driven to upwards drive and outwards pass through the water outlet, and the inflammable gas such as methane and the like is prevented from gathering in the sewer pipeline.

(2) The invention designs a first connecting groove, a second connecting groove, a third connecting groove, a fourth connecting groove, a first pin shaft, a second pin shaft, a first supporting spring and a floating ball, when the amount of rainwater leaked from the interior of a sewer pipe is larger, the floating ball at the corresponding rainwater well mouth floats upwards, the acting force can be exerted on the protective cover through the third rotating shaft in the process that the floating ball rises upwards, so that the protective cover has the tendency of rising upwards, in the process that the protective cover rises upwards, one end of the bearing seat can rotate by taking the first pin shaft as the axis, the other end can rotate correspondingly by taking the second pin shaft as the axis, in the process, the connecting shaft can slide correspondingly in the fourth connecting groove, so that the protective cover can rise upwards and separate from the mounting hole, and the position of the bearing seat is changed along with the action of the protective cover, the multiunit bearing seat combination forms the inclined plane structure, on the one hand, because the protective cover has removed the sealed effect to the installing port, can increase the sluicing ability of installing port to a certain extent, and on the other hand, bearing seat built-up connection forms a stable inclined plane structure, has not only improved the stability of protective cover, still can utilize the inclined plane to form a slope, when still can preventing the pedestrian from walking, falls to in the well.

(3) According to the invention, through the designed floating ball, the first rotating shaft and the first bearing, the floating ball can rotate when being impacted by water flow, and the floating ball is designed to be formed by combining and connecting two cones, so that garbage can be prevented from being wound on the surface of the floating ball and the total weight of the floating ball can be increased.

(4) The invention uses the designed turbine driving mechanism, the first bevel gear, the second bevel gear and the cam, the turbine driving mechanism generates driving torque force by the impact of water flow, the torque force can act on the second bevel gear through the second rotating shaft, the torque force can be transmitted to the first rotating shaft by using the linkage effect between the second bevel gear and the first bevel gear, the first rotating shaft drives the cam to synchronously rotate, when the cam is associated with the piston seat, the piston seat can be pushed to rise upwards and be separated from the water drainage opening, thereby the purpose of water drainage can be achieved, the higher the flow rate of the water flow is, the higher the action frequency of the piston seat is, the stronger the water drainage capacity is, and under the daily condition, the turbine driving mechanism can also drive the piston seat to perform telescopic action in the water drainage opening, the gas in the sewer can be driven to upwards transmit and outwards through the water drainage opening by using the piston action of the piston seat in the water drainage opening, the gathering of inflammable gas such as methane and the like in the sewer pipeline is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic perspective view of the mounting base of the present invention;

FIG. 3 is a schematic cross-sectional view of the mounting base of the present invention;

FIG. 4 is a schematic side view of a protective cover according to the present invention;

FIG. 5 is an enlarged view of the structure at B in the present invention;

FIG. 6 is an enlarged schematic view of the structure at A in the present invention;

FIG. 7 is a schematic perspective view of the load-bearing seat of the present invention;

FIG. 8 is a schematic view of the cam assembly of the present invention;

FIG. 9 is a schematic sectional view of the chute of the present invention viewed from above;

fig. 10 is a perspective view of a protective cover according to the present invention.

The list of components represented by the various reference numbers in the figures is as follows: 1-mounting a base; 2-mounting the opening; 3-a protective cover; 4-a first connecting groove; 5-a bearing seat; 6-a first pin shaft; 7-a second connecting groove; 8-a third connecting groove; 9-a connecting shaft; 10-a second pin; 11-a fourth connecting groove; 12-a first support spring; 13-a water discharge opening; 14-a piston seat; 15-a slide block; 16-a chute; 17-a second support spring; 18-a cam; 19-a first shaft; 20-a first bearing; 21-a first bearing seat; 22-a connecting seat; 23-a first bevel gear; 24-a second bevel gear; 25-a second bearing; 26-a second bearing block; 27-a second shaft; 28-turbine drive mechanism; 29-a third shaft; 30-a third bearing; 31-floating ball.

Detailed Description

The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-10, a rain wellhead protection mechanism for municipal engineering construction, comprising a mounting seat 1, a mounting opening 2 is provided at the top of the mounting seat 1, a protection cover 3 is sleeved in the mounting opening 2, a first connecting groove 4 is provided at the side edge of the top of the protection cover 3, a second connecting groove 7 is provided at the top of the mounting seat 1 corresponding to the first connecting groove 4, the same bearing seat 5 is sleeved inside the second connecting groove 7 and the first connecting groove 4, a third connecting groove 8 is provided at the side of the bearing seat 5 away from the first connecting groove 4, a connecting shaft 9 is sleeved in the third connecting groove 8, the connecting shaft 9 is located inside the fourth connecting groove 11, the fourth connecting groove 11 is provided at the side wall inside the third connecting groove 8, a water drain opening 13 is provided at the top of the protection cover 3, the piston seat 14 is sleeved in the drain opening 13, the cam 18 is arranged in the drain opening 13, the turbine driving mechanism 28 generates driving torque force under the impact of water flow through the designed turbine driving mechanism 28, the first bevel gear 23, the second bevel gear 24 and the cam 18, the torque force can be acted on the second bevel gear 24 through the second rotating shaft 27, the torque force can be transmitted to the first rotating shaft 19 through the linkage effect between the second bevel gear 24 and the first bevel gear 23, the cam 18 is driven to synchronously rotate through the first rotating shaft 19, when the cam 18 is associated with the piston seat 14, the piston seat 14 can be pushed to be lifted upwards and separated from the drain opening 13, so that the purpose of draining can be achieved, the higher the flow rate of the water flow is, the higher the action frequency of the piston seat 14 is, the stronger the draining capacity is, and under the daily condition, the turbine driving mechanism 28 can also drive the piston seat 14 to perform telescopic action in the drain opening 13, utilize the piston action of piston seat 14 in outlet 13, can actuate the gas upward transmission in the sewer and outwards through outlet 13, avoid inflammable gas such as methane to take place the gathering in the sewer pipe, the top of cam 18 is connected with the bottom of piston seat 14, cam 18 fixed connection is on the surface of first pivot 19, first bearing 20 has been cup jointed to the tip of first pivot 19, first bearing 20 joint is on the surface of first bearing frame 21, one side fixedly connected with connecting seat 22 of first bearing 20 is kept away from to first bearing frame 21, the top of connecting seat 22 and the bottom fixed connection of protective cover 3.

Specifically, the mounting port 2 has a square cross-sectional shape when viewed from above, and the inner diameter of the mounting port 2 is adapted to the outer diameter of the shield cover 3.

Specifically, one end of the connecting seat 22 away from the second connecting groove 7 is hinged to the side wall inside the first connecting groove 4 through the first pin 6, one end of the connecting shaft 9 away from the fourth connecting groove 11 is hinged to the inner side wall of the third connecting groove 8 through the second pin 10, by designing the first connecting groove 4, the second connecting groove 7, the third connecting groove 8, the fourth connecting groove 11, the first pin 6, the second pin 10, the first supporting spring 12 and the floating ball 31, when the amount of rainwater leaked inside the sewer pipe is large, the floating ball 31 at the corresponding rainwater well mouth floats upwards, the acting force can be exerted on the protective cover 3 through the third rotating shaft 29 in the process that the floating ball 31 rises upwards, so that the protective cover 3 has a tendency of rising upwards, and because in the process that the protective cover 3 rises upwards, one end of the bearing seat 5 can rotate around the first pin 6, the other end can carry out corresponding rotation action for the axle center through second round pin axle 10, and in the above-mentioned process, connecting axle 9 can carry out corresponding gliding action in fourth spread groove 11, make protective cover 3 can upwards rise and break away from installing port 2, the position of bearing seat 5 changes along with the action of protective cover 3 simultaneously, multiunit bearing seat 5 makes up and forms the inclined plane structure, on the one hand, because protective cover 3 has removed the sealed effect to installing port 2, can increase the sluicing ability of installing port 2 to a certain extent, on the other hand, bearing seat 5 built-up connection forms a stable inclined plane structure, the stability of protective cover 3 has not only been improved, still can utilize the inclined plane to form a slope, when still can preventing the pedestrian from walking, fall into the well.

Specifically, the surface of the piston seat 14 is fixedly connected with a slide block 15, the slide block 15 is slidably connected in a slide groove 16 formed in the inner side wall of the water discharge opening 13, and the end surface of the inner side of the slide groove 16 is fixedly connected with one surface close to the slide block 15 through a second supporting spring 17.

Specifically, the slider 15 has a T-shaped cross section in plan view, and the chute 16 has a T-shaped cross section in plan view.

Specifically, a first bevel gear 23 is fixedly connected to the surface of the first rotating shaft 19, a second bevel gear 24 is engaged with the bottom of the first bevel gear 23, a second rotating shaft 27 is fixedly connected to the bottom of the second bevel gear 24, and a turbine driving mechanism 28 is fixedly connected to the bottom end of the second rotating shaft 27.

Specifically, the surface of the second rotating shaft 27 is sleeved with the second bearing 25, the second bearing 25 is clamped at the top of the second bearing seat 26, and the side surface of the second bearing seat 26 is fixedly connected with the side surface close to the first bearing seat 21.

Specifically, the bottom of the protective cover 3 is fixedly connected with a third rotating shaft 29, the end of the third rotating shaft 29 is sleeved with a third bearing 30, the third bearing 30 is clamped at the top of a floating ball 31, the floating ball 31 at the corresponding rainwater entrance is floated upwards through a designed first connecting groove 4, a designed second connecting groove 7, a designed third connecting groove 8, a designed fourth connecting groove 11, a designed first pin shaft 6, a designed second pin shaft 10, a designed first supporting spring 12 and a designed floating ball 31, and the acting force can be applied to the protective cover 3 through the third rotating shaft 29 in the process that the floating ball 31 is lifted upwards, so that the protective cover 3 has a tendency of lifting upwards, and in the process that the protective cover 3 is lifted upwards, one end of the bearing seat 5 can rotate by taking the first pin shaft 6 as an axis, and the other end can rotate by taking the second pin shaft 10 as an axis, and in the above-mentioned process, connecting axle 9 can carry out corresponding slide action in fourth spread groove 11 for protective cover 3 can upwards rise and break away from installing port 2, and the position of bearing seat 5 changes along with the action of protective cover 3 simultaneously, the combination of multiunit bearing seat 5 forms the inclined plane structure, on the one hand, because protective cover 3 has removed the sealed effect to installing port 2, can increase the sluicing ability of installing port 2 to a certain extent, and on the other hand, bearing seat 5 built-up connection forms a stable inclined plane structure, has not only improved the stability of protective cover 3, still can utilize the inclined plane to form a slope, when still preventing the pedestrian from walking, fall to the well.

Specifically, the cross-sectional shapes of the drain opening 13 and the piston seat 14 are the same in plan view, and the outer diameter dimension of the piston seat 14 is adapted to the inner diameter dimension of the drain opening 13.

Specifically, the floating ball 31 is formed by combining and connecting two cones, the bearing seat 5 has high hardness, the floating ball 31 can rotate when being impacted by water flow through the designed floating ball 31, the first rotating shaft 19 and the first bearing 20, and the design structure of the floating ball 31 is formed by combining and connecting the two cones, so that garbage can be prevented from being wound on the surface of the floating ball 31 and the total weight of the floating ball 31 can be prevented from being increased.

In the invention, when a user uses the device, when the amount of rainwater leaked from the interior of a sewer pipe is larger, the floating ball 31 corresponding to the rainwater well mouth floats upwards, the acting force can be applied to the protective cover 3 through the third rotating shaft 29 in the process that the floating ball 31 rises upwards, so that the protective cover 3 has the tendency of rising upwards, and because the protective cover 3 rises upwards, one end of the bearing seat 5 can rotate by taking the first pin shaft 6 as the axis and the other end can rotate correspondingly by taking the second pin shaft 10 as the axis, and in the process, the connecting shaft 9 can slide correspondingly in the fourth connecting groove 11, so that the protective cover 3 can rise upwards and be separated from the mounting mouth 2, meanwhile, the position of the bearing seat 5 is changed along with the action of the protective cover 3, and a plurality of groups of bearing seats 5 are combined to form an inclined plane structure, on one hand, because the protective cover 3 removes the sealing effect on the mounting port 2, the water drainage capacity of the mounting port 2 can be increased to a certain extent, on the other hand, the bearing seat 5 is combined and connected to form a stable inclined plane structure, not only the stability of the protective cover 3 is improved, but also the inclined plane can be used for forming a slope, and the pedestrian can be prevented from falling into the well when walking, and in the process, the floating ball 31 can rotate when being impacted by water flow, and the floating ball 31 is designed and connected by combining two cones, so that the garbage can be prevented from being wound on the surface of the floating ball 31 and increasing the total weight of the floating ball 31, the turbine driving mechanism 28 generates driving torque force under the impact of the water flow, the torque force can be acted on the second bevel gear 24 through the second rotating shaft 27, and by utilizing the linkage effect between the second bevel gear 24 and the first bevel gear 23, therefore, the torsion can be transmitted to the first rotating shaft 19, the cam 18 is driven by the first rotating shaft 19 to perform synchronous rotating action, when the cam 18 is associated with the piston seat 14, the piston seat 14 can be pushed to rise upwards and be separated from the water drainage opening 13, so that the purpose of water drainage can be achieved, the higher the flow rate of water flow is, the higher the action frequency of the piston seat 14 is, the stronger the water drainage capacity is, and in daily conditions, the turbine driving mechanism 28 can also drive the piston seat 14 to perform telescopic action in the water drainage opening 13, and the gas in a sewer can be driven to upwards transmit and outwards pass through the water drainage opening 13 by utilizing the piston action of the piston seat 14 in the water drainage opening 13, so that the flammable gas such as methane and the like is prevented from being accumulated in a sewer pipe.

The first embodiment is as follows: when the rainwater leaked from the interior of the sewer pipe is large, the floating ball 31 corresponding to the rainwater well mouth is floated upwards, the acting force can be applied to the protective cover 3 through the third rotating shaft 29 in the process that the floating ball 31 is lifted upwards, so that the protective cover 3 has a tendency of lifting upwards, and in the process that the protective cover 3 is lifted upwards, one end of the bearing seat 5 can rotate by taking the first pin shaft 6 as an axis, and the other end can correspondingly rotate by taking the second pin shaft 10 as an axis, and in the process, the connecting shaft 9 can correspondingly slide in the fourth connecting groove 11, so that the protective cover 3 can be lifted upwards and separated from the mounting opening 2, meanwhile, the position of the bearing seat 5 is changed along with the action of the protective cover 3, a plurality of groups of bearing seats 5 are combined to form an inclined plane structure, on one hand, because the protective cover 3 removes the sealing effect on the mounting opening 2, the water drainage capacity of the mounting opening 2 can be increased to a certain extent, on the other hand, the bearing seat 5 is combined and connected to form a stable inclined surface structure, which not only improves the stability of the protective cover 3, but also can form a slope by using the inclined surface, and can prevent a pedestrian from falling into the well when walking, and the turbine driving mechanism 28 is impacted by water flow to generate driving torque, and the torque can be acted on the second bevel gear 24 by the second rotating shaft 27, and the torque can be transmitted to the first rotating shaft 19 by using the linkage effect between the second bevel gear 24 and the first bevel gear 23, and the cam 18 is driven by the first rotating shaft 19 to synchronously rotate, when the cam 18 is associated with the piston seat 14, the piston seat 14 can be pushed to rise upwards and be separated from the water drainage opening 13, so that the purpose of water drainage can be achieved, and the higher the flow rate of water flow is, the higher the action frequency of the piston seat 14, the stronger the drainage capacity is, and under the daily condition, the turbine driving mechanism 28 can also drive the piston seat 14 to perform the telescopic action in the drainage opening 13, and the gas in the sewer can be driven to upwards transmit and outwards pass through the drainage opening 13 by utilizing the piston action of the piston seat 14 in the drainage opening 13, so that the inflammable gas such as methane and the like is prevented from being accumulated in the sewer pipeline.

Example two: when the amount of rainwater leaked into the sewer pipe is small, the turbine driving mechanism 28 is impacted by the water flow to generate driving torque, the torque can be acted on the second bevel gear 24 through the second rotating shaft 27, the torque can be transmitted to the first rotating shaft 19 through the linkage effect between the second bevel gear 24 and the first bevel gear 23, the cam 18 is driven to synchronously rotate by the first rotating shaft 19, when the cam 18 is associated with the piston seat 14, the piston seat 14 can be pushed to lift upwards and be separated from the drainage opening 13, so that the drainage purpose can be achieved, the higher the flow rate of the water flow is, the higher the action frequency of the piston seat 14 is, the stronger the drainage capacity is, and under the daily condition, the turbine driving mechanism 28 can also drive the piston seat 14 to perform telescopic action in the drainage opening 13, and the gas in the sewer pipe can be driven to upwards and outwards through the drainage opening 13 through the piston action of the piston seat 14 in the drainage opening 13, the gathering of inflammable gas such as methane and the like in the sewer pipeline is avoided.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a rainwater well head protection machanism for municipal works construction, includes mount pad (1), its characterized in that, mount pad (2) have been seted up at the top of mount pad (1), protective cover (3) have been cup jointed in mount pad (2), the side edge at protective cover (3) top has seted up first spread groove (4), and the position that corresponds first spread groove (4) in mount pad (1) top has seted up second spread groove (7), the inside cover of second spread groove (7) and first spread groove (4) is equipped with same bearing seat (5), third spread groove (8) have been seted up to the one side that first spread groove (4) was kept away from in bearing seat (5), third spread groove (8) endotheca is equipped with connecting axle (9) to connecting axle (9) are located the inside of fourth spread groove (11), the inside lateral wall in third spread groove (8) is seted up to fourth spread groove (11), sluice gate (13) have been seted up at the top of protective cover (3), piston seat (14) are equipped with to sluice gate (13) endotheca, be provided with cam (18) in sluice gate (13), the top of cam (18) is connected with the bottom of piston seat (14), cam (18) fixed connection is on the surface of first pivot (19), first bearing (20) have been cup jointed to the tip of first pivot (19), first bearing (20) joint is on the surface of primary shaft bearing (21), one side fixedly connected with connecting seat (22) of first bearing (20) are kept away from to primary shaft bearing (21), the top of connecting seat (22) and the bottom fixed connection of protective cover (3).

2. The wellhead protection mechanism for the rainwater used for the municipal engineering construction according to claim 1, characterized in that the section of the mounting port (2) viewed from above is in a square structure, and the inner diameter of the mounting port (2) is matched with the outer diameter of the protection cover (3).

3. The rainwater wellhead protection mechanism for municipal engineering construction according to claim 1, wherein one end of the connecting base (22) far away from the second connecting groove (7) is hinged to the side wall inside the first connecting groove (4) through a first pin (6), and one end of the connecting shaft (9) far away from the fourth connecting groove (11) is hinged to the inner side wall of the third connecting groove (8) through a second pin (10).

4. A rainwater wellhead protection mechanism for municipal engineering construction according to claim 1, characterized in that a slide block (15) is fixedly connected to the surface of the piston seat (14), the slide block (15) is slidably connected in a slide groove (16) formed in the inner side wall of the water discharge opening (13), and the end surface of the inner side of the slide groove (16) is fixedly connected with the surface close to the slide block (15) through a second support spring (17).

5. A rainwater wellhead protection mechanism for municipal engineering construction according to claim 4, characterized in that the cross-sectional shape of the sliding block (15) in plan view is T-shaped, and the cross-sectional shape of the sliding chute (16) in plan view is T-shaped.

6. The wellhead protection mechanism for the rainwater used for the municipal engineering construction according to claim 1, wherein a first bevel gear (23) is fixedly connected to the surface of the first rotating shaft (19), a second bevel gear (24) is engaged with the bottom of the first bevel gear (23), a second rotating shaft (27) is fixedly connected to the bottom of the second bevel gear (24), and a turbine driving mechanism (28) is fixedly connected to the bottom end of the second rotating shaft (27).

7. A rainwater wellhead protection mechanism for municipal engineering construction according to claim 6, characterized in that a second bearing (25) is sleeved on the surface of the second rotating shaft (27), the second bearing (25) is clamped on the top of the second bearing seat (26), and the side surface of the second bearing seat (26) is fixedly connected with the surface close to the first bearing seat (21).

8. The wellhead protection mechanism for the rainwater used in the municipal engineering construction according to claim 1, wherein a third rotating shaft (29) is fixedly connected to the bottom of the protection cover (3), a third bearing (30) is sleeved on the end of the third rotating shaft (29), and the third bearing (30) is clamped on the top of the floating ball (31).

9. A rainwater wellhead protection mechanism for municipal engineering construction according to claim 1, characterized in that the cross-sectional shapes of the drain opening (13) and the piston seat (14) in plan view are the same, and the outer diameter of the piston seat (14) is matched with the inner diameter of the drain opening (13).

10. A rainwater wellhead protection mechanism for municipal engineering construction according to claim 1, characterized in that the floating ball (31) is formed by connecting two cones in combination, and the bearing seat (5) has high hardness.