CN106759820A - Odor-resistant anti-clogging well lid - Google Patents

Odor-resistant anti-clogging well lid Download PDF

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Publication number
CN106759820A
CN106759820A CN201710185556.6A CN201710185556A CN106759820A CN 106759820 A CN106759820 A CN 106759820A CN 201710185556 A CN201710185556 A CN 201710185556A CN 106759820 A CN106759820 A CN 106759820A
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CN
China
Prior art keywords
osculum
piston
well lid
cavity
cylinder body
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Granted
Application number
CN201710185556.6A
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Chinese (zh)
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CN106759820B (en
Inventor
沈宇杰
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Shandong Lurun Plastics Co ltd
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Suzhou Gaojing Tezhuan Information Technology Co Ltd
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Publication of CN106759820A publication Critical patent/CN106759820A/en
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Publication of CN106759820B publication Critical patent/CN106759820B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/04Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E03F5/06Gully gratings
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F7/00Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
    • EFIXED CONSTRUCTIONS
    • E03WATER SUPPLY; SEWERAGE
    • E03FSEWERS; CESSPOOLS
    • E03F5/00Sewerage structures
    • E03F5/04Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
    • E03F2005/0416Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps with an odour seal
    • E03F2005/0417Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps with an odour seal in the form of a valve
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/60Planning or developing urban green infrastructure

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
  • Sewage (AREA)

Abstract

The invention discloses a kind of odor-resistant anti-clogging well lid, its drip irrigation device is due to when the peculiar smell of sewer is most tight middle when temperature is higher, therefore principle of expanding with heat and contracting with cold is passed through, air expands against the motion of first piston body and then will be blocked in osculum by sealing catch when temperature is high, so as to reach the purpose of deodorization, simultaneously because can be so that the air in well lid temperature drop therefore cavity shrinks so that therefore osculum is in circulation status does not interfere with draining when needing draining;Simultaneously in order to prevent the osculum to be blocked, when vehicle passes through by drive mechanism to storing gases at high pressure in air accumulator, first osculum is blocked to opening the debris blown by venthole in the first osculum by switching mechanism, and then will reach anti-blocking purpose.The present invention has good odor-resistant result, while there is good drain function to be prevented from osculum being blocked.

Description

Odor-resistant anti-clogging well lid
Technical field
The present invention relates to municipal works apparatus field, in particular, it is related to a kind of odor-resistant anti-clogging well lid.
Background technology
When people stroll in city, peculiar smell is often asked, these peculiar smell not only influence urban, contaminated air, It is harmful, while the mood of rambler can be influenceed.By probing into the source of these peculiar smell it is recognised that these smells From sewer, overflowed by the discharge outlet on well lid.Therefore we need to probe into a kind of spilling of mode to prevent smell.
If notification number is a kind of Odour resistant well cover mentioned in the Chinese patent of CN202450618U, its technical scheme for using For:It includes lid, and lid is provided with ring-shaped distributed treatment hole, and lid lower edge is hook-shaped into there is arc to store up to curls inward Tank, lid lower center portion is provided with the deodorization ring extended in arc aqua storage tank.The utility model is by extending to arc Deodorization ring in aqua storage tank forms a deodorization mechanism, makes to store water formation water seal in arc aqua storage tank all the time, so that foul smell Or peculiar smell cannot be distributed from well head, the purpose of deodorization is reached.
However, above-mentioned Odour resistant well cover does not account for the drain function of well lid, its deodorization ring for being formed can be caused in row Easily it is blocked during water, so as to reduce the drain function of the well lid.Therefore design one kind deodorization and can be prevented from The well lid of blocking is necessary, and meets the demand of today's society environmental protection and energy saving.
The content of the invention
In view of the shortcomings of the prior art, it is an object of the invention to provide a kind of odor-resistant anti-clogging well lid, the deodorization well Lid can play the effect of deodorization, while having good anti-clogging effect.
To achieve the above object, the invention provides following technical scheme:A kind of odor-resistant anti-clogging well lid, installed in well lid peace On dress seat, including circular manhole cover body, the position near edge of the manhole cover body is evenly arranged with some vertical sides To the first osculum, be provided with cavity in the manhole cover body, air is full of in the cavity, the air in cavity is in normal temperature It is down an atmospheric pressure, the cavity is uniformly communicated with several first piston cylinder bodies, and the piston/cylinder is in the well lid sheet In the diametric(al) of body, the number of the first piston cylinder body is equal with the number of first osculum, while described first Piston/cylinder is connected with first osculum, and sliding is sealedly connected with first piston body, institute in the first piston cylinder body State first piston cylinder body and the side of the cavity is provided with the first chuck for preventing the piston body from slipping into, described first lives Plug cylinder body is provided with the sealing catch for deodorization, under normal temperature state, the sealing catch near the side of the first osculum Do not contacted with the first osculum, temperature connects when being more than normal temperature because air Expansion sealing catch gradually starts from the first osculum Touch;The first piston cylinder body is provided with the second osculum and the 3rd osculum set on vertical direction in diametric(al), The length of the first piston body seals gear more than the distance between second osculum and the 3rd osculum when described When piece is contacted with first osculum, second osculum and the 3rd osculum are not connected with the cavity;It is described The center of manhole cover body is additionally provided with anti-block apparatus, and the anti-block apparatus include drive mechanism and anti-jamming mechanism;The drive Motivation structure includes being arranged on the driving post at manhole cover body center, and the upper surface of the driving post is provided with spherical surface hill, the drive The lower end of dynamic post is connected with second piston body, and the well lid center is provided with the be connected with second piston body sealing sliding Two piston/cylinders, are provided with the second chuck for preventing the second piston body from skidding off, described second on the second piston cylinder body Piston/cylinder also includes cylinder bottom, and the first compression spring is provided between the second piston body and the cylinder bottom, in no automobile warp Out-of-date, the upper surface for driving post is concordant with the upper surface of the manhole cover body, and breather check valve is connected with the cylinder bottom And outgassing nonreturn valve, the breather check valve is connected with inlet channel, and the inlet channel is in communication with the outside, and the outlet is unidirectional Valve is connected with connecting tube, and the other end of the connecting tube is connected with air accumulator, and the air accumulator is connected with single outlet and leads to again Road, is provided with switching mechanism on the outlet passageway, the other end of the outlet passageway is connected with block clearing mechanism;The switching on and shutting down Structure includes and is arranged on second osculum and the 3rd osculum same plane and simultaneously the first piston cylinder body Near the switching tube of the position of the well lid center, the switching tube interior sealing sliding is connected with switch lever, the switch lever Top is connected with the projection of sphere, and the second compression bullet is also associated between the bottom of the bottom of the switch lever and the switching tube Spring, the outlet passageway runs through the switching tube, and via is provided with the switching tube, is in certainly in second compression spring The projection extend into the first piston cylinder body during right state, and the outlet passageway misplaces with the via, and the outlet leads to Road is closed, and when be pressed back into the projection in the switching tube by the first piston body, the via and the outlet passageway connect It is logical;The length of the first piston body is equal to the distance between the 3rd osculum and the switching tube;The block clearing mechanism bag The steam vent for being uniformly arranged on the first row water tube surfaces is included, the steam vent is set diagonally downward, the steam vent and institute Outlet passageway is stated to be connected.
Odor-resistant anti-clogging well lid described above, it is characterised in that:It is evenly arranged with for increasing heat-transfer surface in the cavity Long-pending fin.
By using above-mentioned technical proposal, it is contemplated that the peculiar smell of sewer is readily volatilized in the case where temperature is higher, temperature Volatilized in the case that degree is low it is small do not consider, and need to be opened the first osculum when draining is needed;Due to cavity Interior air be in a closed space in, when atmospheric temperature is higher, due to the air heats in cavity will start it is swollen It is swollen and further promote first piston body move in first piston cylinder body, then sealing catch gradually connect with the first osculum Touch, so that the first osculum is in the state not circulated, so as to reach the purpose of deodorization, when draining is needed, due to water Temperature can reduce the temperature of air in cavity, and then the air in cavity is started to shrink at so that sealing catch away from the first draining Hole, therefore the first osculum is in circulation status, therefore, it is possible to draining;When the first osculum be blocked or draining flow compared with Greatly, pressure now due to water to the pressure of first piston body more than air in cavity for first piston body, therefore the first work Cock body starts movement, and the second osculum and the 3rd osculum are opened in moving process such that it is able to bigger draining Amount;When the first osculum is blocked, and the second osculum and the 3rd osculum can not meet the requirement of displacement, now prevent Block apparatus can be cleared up the debris blocked in the first osculum, now because the big first piston body of hydraulic pressure can be moved and led to Cross extrusion lug and cause that switching mechanism is in connected state, now the pressure-air in air accumulator is flowed into row by outlet passageway In stomata, the gases at high pressure of steam vent produce pressure to cause that debris are blown debris, and then ensure the stream of the first drainpipe It is logical;Air accumulator carries out air accumulator by drive mechanism, and when vehicle passes through, the tire of vehicle can produce pressure to spherical surface hill, Therefore the air in second piston cylinder body can be pressed into air accumulator by outgassing nonreturn valve, after tire leaves, the first spring In the presence of second piston cylinder body drawn air into by breather check valve, collection of energy can and so on be got up, During high pressure gas storage existed into air accumulator;In sum, this odor-resistant anti-clogging well lid has good odor-resistant result, while can expire The demand of sufficient big yield draining, and block clearing treatment can be automatically carried out when the first osculum is blocked, it is efficiently quick, with good Good social effect.
The present invention is further arranged to:The fin for increasing heat exchange area is evenly arranged with the cavity.
The present invention is further arranged to:The fin be arranged in parallel.
The present invention is further arranged to:It is characterized in that:The quantity of the fin is 2-10 pieces.
By using above-mentioned technical proposal, fin can increase the heat exchange area of air and well lid, so as to increase heat exchange effect Rate, so that what the air in cavity can be faster changes with the change of ambient temperature, is conducive to producing preferably Odor-resistant result.
In sum, the invention has the advantages that:The present invention has good odor-resistant result, while disclosure satisfy that The demand of big yield draining, and block clearing treatment can be automatically carried out when the first osculum is blocked, it is efficiently quick, with good Social effect.
Brief description of the drawings
Fig. 1 is embodiment overall structure diagram.
Fig. 2 is the internal structure schematic diagram of embodiment.
Fig. 3 is the partial enlarged drawing of B in Fig. 2.
Fig. 4 is the partial enlarged drawing of C in Fig. 2.
Fig. 5 is the partial enlarged drawing of D in Fig. 2.
In figure:1st, well lid mounting seat;2nd, manhole cover body;3rd, the first osculum;4th, cavity;5th, air;6th, first piston cylinder Body;7th, first piston body;8th, the first chuck;9th, catch is sealed;10th, the second osculum;11st, the 3rd osculum;12nd, post is driven; 13rd, spherical surface hill;14th, second piston body;15th, second piston cylinder body;16th, the second chuck;17th, cylinder bottom;18th, the first compression bullet Spring;19th, breather check valve;20th, outgassing nonreturn valve;21st, inlet channel;22nd, connecting tube;23rd, air accumulator;24th, outlet passageway; 25th, switching tube;26th, switch lever;27th, projection;28th, the second compression spring;29th, via;30th, fin;31st, steam vent.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings.
Embodiment:A kind of odor-resistant anti-clogging well lid, as shown in Figures 1 to 5, in well lid mounting seat 1 including circular Manhole cover body 2, the position near edge of manhole cover body 2 is evenly arranged with the first osculum 3 of some vertical directions, passes through First osculum 3 can well carry out draining.But the peculiar smell of sewer is also from first row under conditions of temperature is higher Evaporated in water hole 3.
It is provided with manhole cover body 2 and air 5 is full of in cavity 4, cavity 4.It is evenly arranged with cavity 4 for increasing heat exchange The fin 30 of area, fin 30 can increase the heat exchange area of air 5 and well lid, so that increase heat exchange efficiency, so that chamber Air 5 in body 4 can be faster change with the change of ambient temperature, be conducive to producing more preferable odor-resistant result.Chamber Air 5 in body 4 is at normal temperatures an atmospheric pressure, and cavity 4 is uniformly communicated with several first piston cylinder bodies 6, piston/cylinder In the diametric(al) of manhole cover body 2, the number of first piston cylinder body 6 is equal with the number of the first osculum 3, while first lives Plug cylinder body 6 is connected with the first osculum 3, and sliding is sealedly connected with first piston body 7, first piston in first piston cylinder body 6 Cylinder body 6 is provided with the first chuck 8 for preventing piston body from slipping near the side of cavity 4, and first piston cylinder body 6 is near the first draining The side in hole 3 is provided with the sealing catch 9 for deodorization, and under normal temperature state, sealing catch 9 is not contacted with the first osculum 3, Temperature is contacted when being more than normal temperature because the Expansion sealing catch 9 of air 5 gradually starts from the first osculum 3.
Peculiar smell in view of sewer is readily volatilized in the case where temperature is higher, small refusing of being volatilized in the case that temperature is low Consider.Because the air 5 in cavity 4 is in a closed space, when atmospheric temperature is higher, due to the sky in cavity 4 Gas 5 is heated will be started expansion and further promote the motion in first piston cylinder body 6 of first piston body 7, then sealing gear Piece 9 is gradually contacted with the first osculum 3, so that the first state of the osculum 3 in not circulating, so as to reach the mesh of deodorization 's.When draining is needed, the temperature of air 5 in cavity 4 can be reduced due to water temperature, then the air 5 in cavity 4 start to shrink at from And sealing catch 9 is caused away from the first osculum 3, therefore the first osculum 3 is in circulation status, therefore, it is possible to draining.
First piston cylinder body 6 is provided with the second osculum 10 and the 3rd draining set on vertical direction in diametric(al) Hole 11, the length of first piston body 7 more than the distance between the second osculum 10 and the 3rd osculum 11, and when sealing catch 9 with When first osculum 3 is contacted, the second osculum 10 and the 3rd osculum 11 are not connected with cavity 4.
When blocked or draining the flow of the first osculum 3 is larger, now because water is big to the pressure of first piston body 7 In pressure of the air 5 in cavity 4 for first piston body 7, therefore first piston body 7 starts movement, second in moving process The osculum 11 of osculum 10 and the 3rd is opened such that it is able to bigger displacement.
The center of manhole cover body 2 is additionally provided with anti-block apparatus, and anti-block apparatus include drive mechanism and anti-jamming mechanism.
Drive mechanism includes being arranged on the driving post 12 at the center of manhole cover body 2, drives the upper surface of post 12 to be provided with sphere Raised 13, drive the lower end of post 12 to be connected with second piston body 14, well lid center is provided with to be sealed with second piston body 14 and slides The second piston cylinder body 15 of connection, is provided with the second chuck 16 for preventing second piston body 14 from skidding off on second piston cylinder body 15, Described second piston cylinder body 15 also includes cylinder bottom 17, and the first compression spring 18 is provided between second piston body 14 and cylinder bottom 17, When there is no automobile to pass through, drive the upper surface of post 12 concordant with the upper surface of manhole cover body 2, be connected with air inlet on cylinder bottom 17 unidirectional Valve 19 and outgassing nonreturn valve 20, breather check valve 19 are connected with inlet channel 21, and inlet channel 21 is in communication with the outside, and outlet is unidirectional Valve 20 is connected with connecting tube 22, and the other end of connecting tube 22 is connected with air accumulator 23, and air accumulator 23 is connected with single outlet again Passage 24, is provided with switching mechanism on outlet passageway 24, the other end of outlet passageway 24 is connected with block clearing mechanism.
When vehicle passes through, the tire of vehicle can produce pressure to spherical surface hill 13, therefore can be by second piston cylinder body 15 Interior air 5 is pressed into air accumulator 23 by outgassing nonreturn valve 20, after tire leaves, air inlet is passed through in the presence of the first spring Be drawn into air 5 in second piston cylinder body 15 by check valve 19, and and so on collection of energy can be got up, by high pressure gas storage In there is air accumulator 23.
Switching mechanism includes and is arranged on the second osculum 10 and the same plane of the 3rd osculum 11 and simultaneously the first work Plug cylinder body 6 near the position of well lid center switching tube 25, the interior sealing of switching tube 25 sliding be connected with switch lever 26, switch lever 26 Top be connected with the projection 27 of sphere, be also associated with the second compression spring between the bottom of switch lever 26 and the bottom of switching tube 25 28, the penetrating switch pipe 25 of outlet passageway 24 is provided with via 29, in the second compression spring 28 in the raw on switching tube 25 When projection 27 extend into first piston cylinder body 6, outlet passageway 24 is misplaced with via 29, and outlet passageway 24 is closed, and works as first piston Be pressed back into projection 27 in switching tube 25 by body 7, and via 29 is connected with outlet passageway 24;The length of first piston body 7 is equal to the 3rd Distance between osculum 11 and switching tube 25.
When the first osculum 3 is blocked, and the second osculum 10 and the 3rd osculum 11 can not meet displacement It is required that, now anti-block apparatus can be cleared up the debris blocked in the first osculum 3, now due to the big first piston body of hydraulic pressure 7 can move through extrusion lug 27 so that switching mechanism be in connected state, now the pressure-air 5 in air accumulator 23 lead to Cross outlet passageway 24 to be flowed into block clearing mechanism, block clearing mechanism can clean out the debris in the first osculum 3, and then ensure the The circulation of one osculum 3.
Block clearing mechanism includes being uniformly arranged on the steam vent 31 of first row water tube surfaces, and steam vent 31 is set diagonally downward, Steam vent 31 is connected with outlet passageway 24.When switching mechanism is opened, the pressure-air 5 in air accumulator 23 passes through outlet passageway 24 It is flowed into steam vent 31, the gases at high pressure of steam vent 31 produce pressure to cause that debris are blown debris, and then ensures the The circulation of one drainpipe.
Lower mask body introduces the working condition of the well lid:1st, when the first osculum 3 keeps circulating:First piston body 7 leads to The change of external temperature is crossed, can be when temperature be high due to air 5 expands in cavity 4 so that sealing catch 9 and first Osculum 3 is contacted and causes that the first osculum 3 is in sealed condition, so as to reach the purpose of deodorization;2nd, the gas storage of air accumulator 23 Journey:When vehicle passes through, the tire of vehicle can produce pressure to spherical surface hill 13, therefore can be by the sky in second piston cylinder body 15 Gas 5 is pressed into air accumulator 23 by outgassing nonreturn valve 20, after tire leaves, air inlet is passed through in the presence of the first compression spring 18 Be drawn into air 5 in second piston cylinder body 15 by check valve 19, and and so on collection of energy can be got up, by high pressure gas storage In there is air accumulator 23;3rd, when draining is needed;Because the temperature of water can reduce the temperature of air 5 in cavity 4, therefore cavity 4 Interior air 5 is shunk, and then the first osculum 3 is opened, when blocked or draining the flow of the first osculum 3 is larger, now The air 5 in cavity 4 of pressure due to water to the pressure of first piston body 7 more than to(for) first piston body 7, therefore first piston body 7 start movement, and the second osculum 10 and the 3rd osculum 11 are opened in moving process such that it is able to bigger draining Amount, if simultaneously because the first osculum 3 is blocked, can cause that water is excessive for the pressure of first piston body 7, until its triggering is opened Shutting mechanism the gas in air accumulator 23 can be discharged into block clearing mechanism so that the first drainpipe be in circulation status, and then The first drainpipe is prevented to be blocked.
In sum, the invention has the advantages that:The present invention has good odor-resistant result, while disclosure satisfy that The demand of big yield draining, and block clearing treatment can be automatically carried out when the first osculum 3 is blocked, it is efficiently quick, with good Good social effect.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is not limited merely to above-mentioned implementation Example, all technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art Those of ordinary skill for, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications Should be regarded as protection scope of the present invention.

Claims (5)

1. odor-resistant anti-clogging well lid, in well lid mounting seat (1), including circular manhole cover body (2), the manhole cover body (2) the position near edge is evenly arranged with first osculum (3) of some vertical directions, it is characterised in that:The well It is provided with lid body (2) and air (5) is full of in cavity (4), the cavity (4), the air (5) in cavity (4) is at normal temperatures It is an atmospheric pressure, the cavity (4) is uniformly communicated with several first piston cylinder bodies (6), and the piston/cylinder is in the well In the diametric(al) of lid body (2), the number of the first piston cylinder body (6) is equal with the number of first osculum (3), The first piston cylinder body (6) is connected with first osculum (3) simultaneously, and sliding is close in the first piston cylinder body (6) Envelope is connected with first piston body (7), and the first piston cylinder body (6) is provided near the side of the cavity (4) prevents described The first chuck (8) that piston body is slipped into, the first piston cylinder body (6) near the first osculum (3) side be provided with for The sealing catch (9) of deodorization, under normal temperature state, sealing catch (9) does not contact with the first osculum (3), and temperature is more than Because air (5) Expansion sealing catch (9) gradually start from the first osculum (3) contact during normal temperature;The first piston cylinder body (6) the second osculum (10) and the 3rd osculum (11) set on vertical direction, described first are provided with diametric(al) The length of piston body (7) is more than the distance between second osculum (10) and the 3rd osculum (11), and when described close When block piece (9) is contacted with first osculum (3), second osculum (10) and the 3rd osculum (11) not with Cavity (4) connection;The center of the manhole cover body (2) is additionally provided with anti-block apparatus, and the anti-block apparatus include driving Motivation structure and anti-jamming mechanism;The drive mechanism includes being arranged on the driving post (12) at manhole cover body (2) center, the driving post (12) upper surface is provided with spherical surface hill (13), and the lower end for driving post (12) is connected with second piston body (14), described Well lid center is provided with the second piston cylinder body (15) being connected with the second piston body (14) sealing sliding, the second piston The second chuck (16) for preventing the second piston body (14) from skidding off, described second piston cylinder body (15) are provided with cylinder body (15) Also include cylinder bottom (17), the first compression spring (18) is provided between the second piston body (14) and the cylinder bottom (17), do not having When having automobile to pass through, the upper surface of the driving post (12) is concordant with the upper surface of the manhole cover body (2), the cylinder bottom (17) On be connected with breather check valve (19) and outgassing nonreturn valve (20), the breather check valve (19) is connected with inlet channel (21), The inlet channel (21) is in communication with the outside, and the outgassing nonreturn valve (20) is connected with connecting tube (22), the connecting tube (22) The other end be connected with air accumulator (23), the air accumulator (23) is connected with single outlet passageway (24) again, and the outlet leads to Switching mechanism is provided with road (24), the other end of the outlet passageway (24) is connected with block clearing mechanism;The switching mechanism bag Include and on second osculum (10) and the 3rd osculum (11) same plane and while be arranged on the first piston Cylinder body (6) is close to the switching tube (25) of the position of the well lid center, and switching tube (25) the interior sealing sliding is connected with switch Bar (26), the top of the switch lever (26) is connected with the projection (27) of sphere, the bottom of the switch lever (26) and described opens Close pipe (25) bottom between be also associated with the second compression spring (28), the outlet passageway (24) through the switching tube (25), Be provided with via (29) on the switching tube (25), second compression spring (28) in the raw when the projection (27) the first piston cylinder body (6) is extend into, the outlet passageway (24) misplaces with the via (29), the outlet passageway (24) close, when be pressed back into the projection (27) in the switching tube (25) by the first piston body (7), the via (29) Connected with the outlet passageway (24);The length of the first piston body (7) is equal to the 3rd osculum (11) and described opens Close the distance between pipe (25);The block clearing mechanism includes being uniformly arranged on the steam vent (31) of the first row water tube surfaces, institute State steam vent (31) to set diagonally downward, the steam vent (31) is connected with the outlet passageway (24).
2. odor-resistant anti-clogging well lid according to claim 1, it is characterised in that:Be evenly arranged with the cavity (4) for Increase the fin (30) of heat exchange area.
3. odor-resistant anti-clogging well lid according to claim 2, it is characterised in that:The fin (30) be arranged in parallel.
4. the odor-resistant anti-clogging well lid according to claim 2 or claim 3, it is characterised in that:The number of the fin (30) It is 2-10 pieces to measure.
5. odor-resistant anti-clogging well lid according to claim 4, it is characterised in that:The thickness of the fin (30) is 0.8 millimeter.
CN201710185556.6A 2017-03-26 2017-03-26 Odour-proof and anti-blocking manhole cover Active CN106759820B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710185556.6A CN106759820B (en) 2017-03-26 2017-03-26 Odour-proof and anti-blocking manhole cover

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Application Number Priority Date Filing Date Title
CN201710185556.6A CN106759820B (en) 2017-03-26 2017-03-26 Odour-proof and anti-blocking manhole cover

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CN106759820A true CN106759820A (en) 2017-05-31
CN106759820B CN106759820B (en) 2022-08-16

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108442408A (en) * 2018-03-25 2018-08-24 黎剑鸣 One kind is from block-proof type municipal drainage well lid
CN110629798A (en) * 2019-09-27 2019-12-31 河南城建学院 Underground works construction is with from closed well lid based on thermal evaporation principle
CN112832295A (en) * 2021-02-27 2021-05-25 陈美英 Self-cleaning well lid in sponge city
CN113957978A (en) * 2021-10-28 2022-01-21 万粉卿 Anti-blocking drainage system based on sponge city
CN116140592A (en) * 2022-11-11 2023-05-23 浙江合达铝业有限公司 Intelligent die for cylinder cover production

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