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CN-224213375-U - Well lid structure and well lid system

CN224213375UCN 224213375 UCN224213375 UCN 224213375UCN-224213375-U

Abstract

The utility model relates to a well lid structure and a well lid system, which comprises a well lid, a filtering assembly, an exhaust assembly and a pressure relief assembly, wherein the filtering assembly with larger volume is horizontally arranged on one surface of the well lid, so that the whole well lid structure is convenient to package and transport, the transverse space of a well mouth can be fully utilized when the well lid is arranged on a ground well, structural failure caused by submerged filtering assembly when the ground water level is higher is avoided, a plurality of baffles are arranged in a shell of the filtering assembly in a staggered manner to form a tortuous and extended air passage, the contact time of waste gas and filter materials can be prolonged, the filtering effect is improved, and meanwhile, the pressure relief assembly is arranged at the air inlet end of the filtering assembly, so that when the waste gas pressure in the ground well is greater than the preset pressure, the pressure relief assembly is automatically opened, the waste gas is discharged outside after entering the filtering assembly for filtering, the environment is avoided, and the pressure in the ground well is ensured to be in a safe range.

Inventors

  • Tu Renfu
  • XU ZHENBIN
  • Duan Xiangen
  • ZHAO LEI

Assignees

  • 上海震业环境科技有限公司

Dates

Publication Date
20260508
Application Date
20250521

Claims (10)

  1. 1. A well lid structure, which is characterized by comprising, A well cover, one surface of which is provided with a groove; The filtering assembly comprises a shell, a filter screen and baffle plates, wherein the shell is arranged on one surface of the well cover, far away from the groove, the shell comprises an internal cavity, the filter screen is arranged in the cavity and divides the cavity into an air inlet cavity and a filter cavity which are arranged in the direction parallel to the well cover, an air inlet and an air outlet which are respectively communicated with the air inlet cavity and the filter cavity are formed in two ends of the shell, the air inlet is perpendicular to the well cover, a plurality of baffle plates are alternately arranged in the filter cavity, an air path channel which extends in a meandering manner between the filter screen and the air outlet is formed between the baffle plates, and the air path channel is filled with filter materials; The exhaust assembly comprises an exhaust pipe, one end of the exhaust pipe is connected with the exhaust port, and the other end of the exhaust pipe penetrates through the well cover and extends into the groove; The pressure relief assembly is arranged in the air inlet; The well lid is provided with two parallel arrangement on the one side that the recess was kept away from to the spout, two the spout is U type groove structure, and two the notch of spout sets up relatively, the bilateral symmetry of casing is provided with two flange, two in the flange respectively sliding connection in two in the notch of spout.
  2. 2. The manhole cover structure according to claim 1, wherein a chamfer is arranged at an orifice of the through hole near one end of the air inlet cavity, and a sealing ring corresponding to the chamfer is coaxially arranged on the stop block.
  3. 3. The well lid structure according to claim 1, further comprising a quick release fastener, wherein the quick release fastener comprises a quick lock upper seat and a quick lock lower seat, one end of the quick lock lower seat is connected with the exhaust port, the other end of the quick lock lower seat is connected with one end of the quick lock upper seat through a clamp, and the other end of the quick lock upper seat is connected with one end of the exhaust pipe.
  4. 4. The well lid structure according to claim 1, wherein the exhaust assembly further comprises a connecting seat coaxially arranged at the bottom of the groove, the connecting seat is provided with a central through hole, one end of the exhaust pipe, which is far away from the air outlet, extends into the central through hole, and an exhaust cap is coaxially arranged at the top of the connecting seat.
  5. 5. The manhole cover structure of claim 1, wherein a through hole is formed in the bottom of the groove, and the exhaust pipe extends into the groove through the through hole.
  6. 6. The well lid structure of claim 1, wherein a material changing hole communicated with the filter cavity is formed in the shell, and a material changing plate for sealing the material changing hole is connected to the shell through a fastener.
  7. 7. The well lid structure of claim 1, wherein the pressure relief assembly comprises a sealing seat and a sliding rod, the sealing seat is coaxially arranged in the air inlet, a through hole is coaxially formed in the sealing seat, an annular boss is coaxially arranged on the inner wall of the through hole, the sliding rod penetrates through a central hole of the annular boss, one end, close to the air inlet cavity, of the sliding rod is coaxially connected with a stop block, and the other end of the sliding rod is coaxially connected with a balancing weight.
  8. 8. The well lid structure according to claim 1, wherein a plurality of lifting holes are formed in the well lid.
  9. 9. The manhole cover structure of claim 1, wherein the balancing weight is of an annular sleeve structure, the balancing weight is sleeved on the sliding rod, and an external thread is arranged at one end of the sliding rod, which is far away from the air inlet cavity, and a nut for supporting the balancing weight is screwed on the sliding rod.
  10. 10. A manhole cover system comprising a manhole cover structure as claimed in any one of claims 1 to 9.

Description

Well lid structure and well lid system Technical Field The utility model relates to the technical field of well covers, in particular to a well cover structure and a well cover system. Background The waste gas often overflows from the well cover of the sewage pool and the sewage ditch, thereby causing environmental pollution. With the increasing importance of environmental protection, the waste gas in the sewage pool and the sewage ditch is not allowed to overflow from the well cover, and the pressure in the sewage pool or the sewage ditch is higher and higher due to the volatile gas and microorganism fermentation of the waste gas in the sewage pool or the sewage ditch, if the well cover and the sewage ditch are simply sealed, the sealing effect is poor due to the fact that the pressure is too high, and the well cover is lifted or the sewage ditch pipe is seriously broken. The patent with publication number CN113279431B discloses an automatic pressure release purifying safety well cover, the whole device adopts a vertical installation mode vertical to the well cover, the length of the whole device in the vertical direction is too large, the packaging and the transportation are difficult, a filter tank is easy to submerge when the underground water level is higher, the device is invalid, meanwhile, the reaction time between waste gas and filter materials is short, and the filtering effect is not ideal. Disclosure of utility model Therefore, the utility model aims to solve the technical problems that the whole well lid structure in the prior art adopts a vertical installation mode vertical to the well lid, the length of the whole device in the vertical direction is too large, the packaging and the transportation are difficult, a filter tank is easy to submerge when the underground water level is high, the device is invalid, meanwhile, the reaction time between waste gas and filter materials is short, and the filtering effect is not ideal. In order to solve the technical problems, the utility model provides a well lid structure, which comprises, A well cover, one surface of which is provided with a groove; The filtering assembly comprises a shell, a filter screen and baffle plates, wherein the shell is arranged on one surface of the well cover, far away from the groove, the shell comprises an internal cavity, the filter screen is arranged in the cavity and divides the cavity into an air inlet cavity and a filter cavity which are arranged in the direction parallel to the well cover, an air inlet and an air outlet which are respectively communicated with the air inlet cavity and the filter cavity are formed in two ends of the shell, the air inlet is perpendicular to the well cover, a plurality of baffle plates are alternately arranged in the filter cavity, an air path channel which extends in a meandering manner between the filter screen and the air outlet is formed between the baffle plates, and the air path channel is filled with filter materials; The exhaust assembly comprises an exhaust pipe, one end of the exhaust pipe is connected with the exhaust port, and the other end of the exhaust pipe penetrates through the well cover and extends into the groove; The pressure relief assembly is arranged in the air inlet; The well lid is provided with two parallel arrangement on the one side that the recess was kept away from to the spout, two the spout is U type groove structure, and two the notch of spout sets up relatively, the bilateral symmetry of casing is provided with two flange, two in the flange respectively sliding connection in two in the notch of spout. In one embodiment of the utility model, a chamfer is arranged on the orifice of the through hole near one end of the air inlet cavity, and a sealing ring corresponding to the position of the chamfer is coaxially arranged on the stop block. In one embodiment of the present utility model, the exhaust port is provided with a vent hole, and the vent hole is provided with a vent hole, wherein the vent hole is connected with the vent hole through a clamp. In one embodiment of the present utility model, the exhaust assembly further includes a connection seat coaxially disposed at the bottom of the recess, the connection seat is provided with a central through hole, one end of the exhaust pipe away from the air outlet extends into the central through hole, and the top of the connection seat is coaxially provided with an exhaust cap. In one embodiment of the present utility model, a through hole is formed at the bottom of the groove, and the exhaust pipe extends into the groove through the through hole. In one embodiment of the utility model, a material changing hole communicated with the filter cavity is formed in the shell, and a material changing plate used for sealing the material changing hole is connected to the shell through a fastener. In one embodiment of the utility model, the pressure relief assembly comprises a sealing seat and a sliding rod, wherein th