CN103306309A - Anti-theft safe water-draining inspection-well cover - Google Patents
Anti-theft safe water-draining inspection-well cover Download PDFInfo
- Publication number
- CN103306309A CN103306309A CN2013102755092A CN201310275509A CN103306309A CN 103306309 A CN103306309 A CN 103306309A CN 2013102755092 A CN2013102755092 A CN 2013102755092A CN 201310275509 A CN201310275509 A CN 201310275509A CN 103306309 A CN103306309 A CN 103306309A
- Authority
- CN
- China
- Prior art keywords
- cover plate
- cage
- anchor
- cover
- bumper bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
- Sewage (AREA)
Abstract
An anti-theft safe water-draining inspection-well cover comprises a cover plate (1) and a cover base (2), wherein the shank (3) of the cover plate (1) is hinged to the groove (4) of the cover base (2). The anti-theft safe water-draining inspection-well cover is characterized in that a security protection device (5) is arranged on one side of the cover plate (1), which is opposite to the side, on which the shank (3) is arranged, of the cover plate (1); the security protection device (5) comprises a protective hook (6) and an elastic element; a hook part (7) is arranged at the lower end, facing the edge of an inspection well mouth in the cover base (2), of the protective hook (6) and provided with a hooking acting surface (8) matched with the lower surface of the edge of the inspection well mouth in the cover base (2). When hydraulic pressure in the inspection well is too high and jacks up the cover plate of the inspection well cover, the protective hook of the security protection device (5) immediately takes effect to enable the cover plate (2) of the inspection well cover to be maximumly and slightly opened by 15 to 20 degrees, so that the safety of the inspection well cover is improved.
Description
Technical field
The present invention is specifically related to a kind of inspection well cover.This inspection well cover is specially adapted to the drowning well well lid of municipal drainage pipeline.
Background technology
The drowning well of municipal drainage pipeline, and the manhole of communication, power supply and supply channel is arranged in motorway, nonmotorized vehicle lane, sidewalk, residential quarter and the greenbelt in large quantities as urban infrastructure.All need set inspection well cover for these drowning wells and manhole.
The most common inspection well cover is iron-cast well lid at present, is made of cover plate, both cooperations of cage on its structure, and cage is embedded in the ground, and cover plate is placed on the cage, is Split type structure between cover plate and cage.This kind iron-cast well lid intensity is high, and the life-span is long, but because the cast iron flat recovery value is high, usually stolen.In recent years, often have because of inspection well cover stolenly in the news media, cause car to turn over the people and hinder even engulf life.
Safety iron-cast well lid has appearred in the problem of easily stealing for solving inspection well cover, and this kind safety iron-cast well lid is the chain connection that the cover plate of iron-cast well lid, cage are dismantled by inconvenience.Though this kind safety iron-cast well lid tool theftproof, intensity is also higher, and still, when road ponding impeded drainage, the cover plate of inspection well cover still can be backed down by the hydraulic pressure in the inspection shaft, still can become " taking the life inspection shaft by force ", has serious potential safety hazard.
Summary of the invention
The objective of the invention is to design a kind of anti-theft security drain well lid, can be backed down by the hydraulic pressure in the inspection shaft problem that has serious potential safety hazard with the cover plate that solves inspection well cover.
For achieving the above object, the technical solution used in the present invention is: a kind of anti-theft security drain well lid, comprise cover plate and cage, and project a shank on the described cover plate sidepiece, and on the cage to should one groove being set shank, the shank of cover plate is articulated in the groove of cage; The opposite side that relatively is provided with shank on the described cover plate is provided with a safety device, this safety device comprises anti-anchor and a flexible member, the relative cover plate in upper end of anti-anchor is hinged, the catch pit port edge of its lower end on cage is provided with a hook portion, the hook acting surface that the soffit at catch pit port edge with on the cage that this hook portion has a side of facing up cooperates; Act on the anti-anchor and having elastic component, the active force of flexible member forces prevents that the anchor lower end rotates towards the outside from the cover plate inboard; When cover plate was upwards opened, the soffit hook that protection is hooked in the catch pit port edge on its hook acting surface and cage under the flexible member effect cooperated, and once opens fully to avoid cover plate.
Related content in the technique scheme is explained as follows:
1, in the such scheme, described hook portion is provided with a caulking groove that embeds for the catch pit port edge on the cage, and the lower wall of this caulking groove is namely as described hook acting surface, and the upper side wall of caulking groove is as the positioning action face that cooperates with the upper surface at catch pit port edge on the cage.Further, being preferably described positioning action face is towards notch towards the inclined-plane that tilts in the caulking groove.Further again, described flexible member is a stage clip, its oblique being connected between cover plate and the anti-anchor.In order to maintain anti-anchor holding state, can increase by an insurance supporting structure in safety device, this insurance supporting structure is comprised of bumper bar and insurance lock dog again, and described bumper bar is the body of rod in a U-shaped cross section, it is placed on outside the stage clip, and the relatively anti-anchor in its lower end is hinged; Bumper bar has the safety lock state and lower turns over released state, and when bumper bar was in the safety lock state, bumper bar was placed on stage clip outward and is supported between cover plate and the anti-anchor, and stage clip can not be compressed; The relative cover plate of described insurance lock dog slides and arranges, and the upper end that stops bumper bar when the insurance lock dog glides remains on the safety lock state with bumper bar.
2, in the such scheme, offer a vertical sliding eye in the described groove downwards, be embedded a linking arm in this sliding eye, this linking arm bottom is provided with stop part to both sides, and be provided with blocking surface corresponding to described stop part on the sliding eye hole wall, and pivot knuckles is passed through with described shank in the linking arm upper end; When the stop part on the described linking arm contacts with blocking surface and cooperates, the linking arm upper end stretch out groove make pivot to the distance of cage end face greater than the distance of pivot to the cover plate external surface.
3, in the such scheme, described " the relative cover plate in upper end of anti-anchor is hinged " comprises that the upper end of following several scheme: a, anti-anchor directly is articulated on the cover plate; The upper end of b, anti-anchor is articulated on the cover plate indirectly by a mount pad.
The present invention compared with prior art has the following advantages:
Because the present invention is designed with safety device, when road ponding impeded drainage, hydraulic pressure is too high in the inspection shaft, when making progress jack-up inspection well cover cover plate, the anti-anchor of safety device namely can work, anti-anchor is hooked on the catch pit port edge on the cage, makes the inspection well cover cover plate can only open at most 15 °-20 °, Effective Raise the safety of inspection well cover.And safety device of the present invention is durable in use, dependability is high, and is comparatively simple again, and it is all convenient to make and install.
Description of drawings
Accompanying drawing 1 is the whole schematic top plan view of embodiment of the invention inspection well cover, and this figure cover plate is closed condition;
Accompanying drawing 2 is opened the schematic diagram that safety device works slightly for embodiment of the invention inspection well cover cover plate, the state that the hook acting surface that the figure shows anti-anchor is just cooperating with the soffit hook at catch pit port edge on the cage, bumper bar turns over released state under being among this figure;
Accompanying drawing 3 is embodiment of the invention safety device schematic diagram, and what the double dot dash line among this figure drew is the safety lock state of bumper bar.
In the above accompanying drawing: 1, cover plate; 2, cage; 3, shank; 4, groove; 5, safety device; 6, anti-anchor; 7, hook portion; 8, hook acting surface; 9, caulking groove; 10, positioning action face; 11, stage clip; 12, bumper bar; 13, insurance lock dog; 14, sliding eye; 15, linking arm; 16, pivot; 17, confined planes; 18, mount pad.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples:
Embodiment: shown in accompanying drawing 1～accompanying drawing 3:
A kind of anti-theft security drain well lid comprises cover plate 1 and cage 2, projects a shank 3 on described cover plate 1 sidepiece, and on the cage 2 to should a groove 4 being set shank 3, the shank 3 of cover plate 1 is articulated in the groove 4 of cage 2.The shank 3 of concrete cover plate 1 with the articulated manner of cage 2 is: offer a vertical sliding eye 14 in the described groove 4 downwards, in this sliding eye 14, be embedded a linking arm 15, these linking arm 15 bottoms are provided with stop part to both sides, and be provided with blocking surface corresponding to described stop part on sliding eye 14 hole walls, and linking arm 15 upper ends and described shank 3 are hinged by pivot 16; Stop part on the described linking arm 15 contacts with blocking surface when cooperating, linking arm 15 upper ends stretch out groove 4 make pivot 16 to the distance of cage 2 end faces greater than the distance of pivot 16 to cover plate 1 external surface, it is antitheft that this design not only makes the present embodiment cover plate 1 be connected with cage to connect, and cover plate 1 can be beaten to setting level state (namely opening 180 °) fully.
The opposite side that relatively is provided with shank 3 on the described cover plate 1 is provided with a safety device 5, this safety device 5 comprises anti-anchor 6 and a flexible member, the relative cover plate in the upper end of anti-anchor 61 is hinged, the catch pit port edge of its lower end on cage 2 is provided with a hook portion 7, the hook acting surface 8 that the soffit at catch pit port edge with on the cage 2 that this hook portion 7 has a side of facing up cooperates; Act on the anti-anchor 6 and having elastic component, the active force of flexible member forces prevents that anchor 6 lower ends rotate towards the outside from cover plate 1 inboard; When cover plate 1 was upwards opened, the soffit hook at the catch pit port edge of anti-anchor 6 on its hook acting surface 8 under the flexible member effect and cage 2 cooperated, and once opens fully to avoid cover plate 1.During use, when road ponding impeded drainage, hydraulic pressure is too high in the inspection shaft, when making progress jack-up inspection well cover cover plate, the anti-anchor 6 of safety device 5 namely can work, anti-anchor 6 is hooked on the catch pit port edge on the cage, makes the inspection well cover cover plate can only open at most 15 °-20 °, Effective Raise the safety of inspection well cover.Specifically as shown in Figure 3, the upper end of described anti-anchor 6 is articulated on the mount pad 18, and this mount pad 18 is fixed on cover plate 1 bottom surface by screw again; And, the upper end of anti-anchor 6 also is provided with a confined planes 17, confined planes 17 and mount pad 18(or cover plate 1 when anti-anchor 6) offset when cooperating, make anti-anchor 6 be positioned on the suitable angle of the cover plate oblique support in 1 outside (general is 90 °-100 ° such as the β angle on the accompanying drawing 2).Described flexible member can be torsion spring, stage clip or reed.
If above-mentioned hook portion 7 only has hook acting surface 8, when in the inspection shaft during hydraulic pressure upper top cover plate 1, cover plate 1 is namely opened, and cover plate 1 can be because of gravity fall when hydraulic pressure in the inspection shaft descends, cover plate 1 can be beated at that, state labile, consider this, the inventor does following design with hook portion 7: described hook portion 7 is provided with a caulking groove 9 for the embedding of the catch pit port edge on the cage 2, the lower wall of this caulking groove 9 is namely as described hook acting surface 8, and the upper side wall of caulking groove 9 is as the positioning action face 10 that cooperates with the upper surface at catch pit port edge on the cage 2.During use, after in case hydraulic pressure upper top cover plate 1 is opened in the inspection shaft, caulking groove 9 on the hook portion 7 namely can be placed in and maintain the state that this opens (15 °-20 °) slightly on the catch pit port edge, if but vehicle was pressed at inspection shaft and can be felt and jolt this moment, consider this problem, the inventor further is designed to described positioning action face 10 from caulking groove (9) interior towards notch towards the inclined-plane that tilts again, work as like this vehicle and press cover plate of manhole 1, namely because of the guide effect on positioning action face 10 inclined-planes, anti-anchor 6 can inwardly be dodged automatically, cover plate 1 namely can fall automatically, makes vehicle not feel to jolt.
On the other hand, the inventor considers when the surface gathered water amount is large, and inspection well cover may need manually to open the situation of accelerating draining, has done following design: flexible member is adopted a stage clip 11, its oblique being connected between cover plate 1 and the anti-anchor 6; Described safety device 5 also comprises an insurance supporting structure, and this insurance supporting structure is comprised of bumper bar 12 and insurance lock dog 13, and described bumper bar 12 is the body of rod in a U-shaped cross section, and it is placed on outside the stage clip 11, and the relatively anti-anchor 6 in its lower end is hinged; Bumper bar 12 has the safety lock state and lower turns over released state, and when bumper bar 12 was in the safety lock state, bumper bar 12 was placed on stage clip 11 outward and is supported between cover plate 1 and the anti-anchor 6, and stage clip 11 can not be compressed; Described insurance lock dog 13 relative cover plates 1 slide and arrange, and the upper end that stops bumper bar 12 when insurance lock dog 13 glides remains on the safety lock state with bumper bar 12.When needs are accelerated draining, can manually cover plate 1 be opened to 15 ° of-20 ° of states, in case anchor 6 cooperates this state that supports with the catch pit port edge of cage 2, and it is outer and be supported between cover plate 1 and the anti-anchor 6 to utilize bumper bar 12 to be placed on stage clip 11, stage clip 11 can not be compressed, anti-anchor 6 namely is located in holding state, be that cover plate 1 is positioned 15 ° of-20 ° of states very reliably, this moment cover plate 1 slightly pressurized can not close yet, and, when having the pedestrian very not kick anti-anchor 6, cover plate 1 can not closed yet, in order to avoid cause personal injury; When draining finishes, need manually insure lock dog 13 releases, bumper bar 12 is gone to down turn over released state, then cover plate 1 could be closed, as above design and make the i.e. quick safety again of draining.
Above-described embodiment only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the personage who is familiar with technique can understand content of the present invention and according to this enforcement, can not limit protection scope of the present invention with this.All equivalences that Spirit Essence is done according to the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (5)
1. an anti-theft security drain well covers, comprise cover plate (1) and cage (2), project a shank (3) on described cover plate (1) sidepiece, and cage (2) is upper to should a groove (4) being set shank (3), the shank (3) of cover plate (1) is articulated in the groove (4) of cage (2); It is characterized in that: the opposite side that relatively is provided with shank (3) on the described cover plate (1) is provided with a safety device (5), this safety device (5) comprises anti-anchor (6) and a flexible member, the relative cover plate in upper end (1) of anti-anchor (6) is hinged, the catch pit port edge of its lower end on cage (2) is provided with a hook portion (7), the hook acting surface (8) that the soffit at catch pit port edge with on the cage (2) that this hook portion (7) has a side of facing up cooperates; The upper effect of anti-anchor (6) has elastic component, and the active force of flexible member forces anti-anchor (6) lower end to be rotated towards the outside from cover plate (1) is inboard; When cover plate (1) when upwards opening, the soffit hook at the catch pit port edge of anti-anchor (6) on its hook acting surface (8) under the flexible member effect and cage (2) cooperates, and once opens fully to avoid cover plate (1).
2. inspection well cover according to claim 1, it is characterized in that: described hook portion (7) is provided with a caulking groove (9) for the embedding of the catch pit port edge on the cage (2), the lower wall of this caulking groove (9) is namely as described hook acting surface (8), and the upper side wall of caulking groove (9) is as the positioning action face (10) that cooperates with the upper surface at catch pit port edge on the cage (2).
3. inspection well cover according to claim 2 is characterized in that: described positioning action face (10) is towards notch towards the inclined-plane that tilts in the caulking groove (9).
4. inspection well cover according to claim 3, it is characterized in that: described flexible member is a stage clip (11), its oblique being connected between cover plate (1) and the anti-anchor (6); Described safety device (5) also comprises an insurance supporting structure, this insurance supporting structure is comprised of bumper bar (12) and insurance lock dog (13), described bumper bar (12) is the body of rod in a U-shaped cross section, and it is placed on outside the stage clip (11), and the relatively anti-anchor (6) in its lower end is hinged; Bumper bar (12) have the safety lock state and under turn over released state, when bumper bar (12) is in the safety lock state, bumper bar (12) is placed on outside the stage clip (11) and is supported between cover plate (1) and the anti-anchor (6), and stage clip (11) can not be compressed; Described insurance lock dog (13) relatively cover plate (1) slip arranges, and the upper end that stops bumper bar (12) when insurance lock dog (13) glides remains on the safety lock state with bumper bar (12).
5. inspection well cover according to claim 1, it is characterized in that: offer a vertical sliding eye (14) in the described groove (4) downwards, in this sliding eye (14), be embedded a linking arm (15), this linking arm (15) bottom is provided with stop part to both sides, and be provided with blocking surface corresponding to described stop part on sliding eye (14) hole wall, and linking arm (15) upper end is hinged by pivot (16) with described shank (3); When the stop part on the described linking arm (15) contacts with blocking surface and cooperates, linking arm (15) upper end stretch out groove (4) make pivot (16) to the distance of cage (2) end face greater than the distance of pivot (16) to cover plate (1) external surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310275509.2A CN103306309B (en) | 2013-07-02 | 2013-07-02 | Anti-theft security drain well lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310275509.2A CN103306309B (en) | 2013-07-02 | 2013-07-02 | Anti-theft security drain well lid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103306309A true CN103306309A (en) | 2013-09-18 |
| CN103306309B CN103306309B (en) | 2016-01-20 |
Family
ID=49131995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310275509.2A Expired - Fee Related CN103306309B (en) | 2013-07-02 | 2013-07-02 | Anti-theft security drain well lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103306309B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386466A (en) * | 2015-10-13 | 2016-03-09 | 成都易信达科技股份有限公司 | Well lid with water drainage and backflow functions |
| CN107090858A (en) * | 2017-06-16 | 2017-08-25 | 国网河南鄢陵县供电公司 | Cable overhauls the concealed headstock gear of manhole cover plate |
| CN107130640A (en) * | 2017-06-16 | 2017-09-05 | 国网河南鄢陵县供电公司 | The method for opening and closing of cable inspection-pit sheet for bottle lid |
| CN110552418A (en) * | 2019-09-26 | 2019-12-10 | 山东省水利科学研究院 | novel anti-displacement safety inspection well cover |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10168923A (en) * | 1996-12-10 | 1998-06-23 | Hinode Suido Kiki Kk | Locking structure of cover for underground structure |
| JPH11172715A (en) * | 1997-12-08 | 1999-06-29 | Hoku Cast:Kk | Locking device of lid for underground structure |
| JPH11190038A (en) * | 1997-10-20 | 1999-07-13 | Hoku Cast:Kk | Locking device for underground structure |
| CN2725372Y (en) * | 2004-07-15 | 2005-09-14 | 牟方芹 | Antitheft manhole lid |
| CN201406692Y (en) * | 2009-05-12 | 2010-02-17 | 徐鸿祥 | Safe anti-theft manhole cover |
| CN203320572U (en) * | 2013-07-02 | 2013-12-04 | 徐鸿祥 | Theftproof safe drainage inspection well lid |
-
2013
- 2013-07-02 CN CN201310275509.2A patent/CN103306309B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10168923A (en) * | 1996-12-10 | 1998-06-23 | Hinode Suido Kiki Kk | Locking structure of cover for underground structure |
| JPH11190038A (en) * | 1997-10-20 | 1999-07-13 | Hoku Cast:Kk | Locking device for underground structure |
| JPH11172715A (en) * | 1997-12-08 | 1999-06-29 | Hoku Cast:Kk | Locking device of lid for underground structure |
| CN2725372Y (en) * | 2004-07-15 | 2005-09-14 | 牟方芹 | Antitheft manhole lid |
| CN201406692Y (en) * | 2009-05-12 | 2010-02-17 | 徐鸿祥 | Safe anti-theft manhole cover |
| CN203320572U (en) * | 2013-07-02 | 2013-12-04 | 徐鸿祥 | Theftproof safe drainage inspection well lid |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386466A (en) * | 2015-10-13 | 2016-03-09 | 成都易信达科技股份有限公司 | Well lid with water drainage and backflow functions |
| CN107090858A (en) * | 2017-06-16 | 2017-08-25 | 国网河南鄢陵县供电公司 | Cable overhauls the concealed headstock gear of manhole cover plate |
| CN107130640A (en) * | 2017-06-16 | 2017-09-05 | 国网河南鄢陵县供电公司 | The method for opening and closing of cable inspection-pit sheet for bottle lid |
| CN107130640B (en) * | 2017-06-16 | 2019-06-07 | 国网河南鄢陵县供电公司 | The method for opening and closing of cable inspection-pit sheet for bottle lid |
| CN107090858B (en) * | 2017-06-16 | 2019-06-07 | 国网河南鄢陵县供电公司 | Cable overhauls the concealed headstock gear of manhole cover plate |
| CN110552418A (en) * | 2019-09-26 | 2019-12-10 | 山东省水利科学研究院 | novel anti-displacement safety inspection well cover |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103306309B (en) | 2016-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103306309A (en) | Anti-theft safe water-draining inspection-well cover | |
| JP2009511785A (en) | Manhole with locking device | |
| CN205804415U (en) | A kind of municipal discharge well with anti-theft feature is mated formation well lid | |
| CN211472598U (en) | Municipal works safety well lid | |
| CN203320572U (en) | Theftproof safe drainage inspection well lid | |
| CN212534224U (en) | Safety well lid for town road | |
| CN110872850B (en) | Higher municipal works of security performance are with well lid | |
| WO2016133417A1 (en) | Mechanism for prevention of theft of manhole covers | |
| CN2806927Y (en) | Buried gate valve on-off device | |
| KR102118327B1 (en) | Optional Standing Apparatus for Preventing Seawall | |
| KR200408840Y1 (en) | A automatic and manual with horizontal type winch | |
| JP3286267B2 (en) | Self-cleaning device for drains | |
| CN206090627U (en) | Municipal administration is with novel theftproof well lid | |
| KR100929566B1 (en) | A burglarproof man-hole | |
| JP4883444B2 (en) | Undulating waterproof door device | |
| CN209179155U (en) | A kind of discharge structure of basement | |
| CN208039320U (en) | A kind of pressing rotary safe manhole cover | |
| WO2009113906A1 (en) | Removable fence | |
| CN206986936U (en) | A kind of Safety manhole cover | |
| RU68015U1 (en) | HATCH OF THE WATER WELL | |
| CN106703082B (en) | A kind of theft-proof manhole cover | |
| CN1267616C (en) | Multipurpose hidden anti-theft lock | |
| CN104532766A (en) | Road tilting prevention fixing pile | |
| CN201406692Y (en) | Safe anti-theft manhole cover | |
| CN204343214U (en) | The anti-down spud pile of road |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20190702 |