CN203320572U - Theftproof safe drainage inspection well lid - Google Patents
Theftproof safe drainage inspection well lid Download PDFInfo
- Publication number
- CN203320572U CN203320572U CN2013203909820U CN201320390982U CN203320572U CN 203320572 U CN203320572 U CN 203320572U CN 2013203909820 U CN2013203909820 U CN 2013203909820U CN 201320390982 U CN201320390982 U CN 201320390982U CN 203320572 U CN203320572 U CN 203320572U
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- China
- Prior art keywords
- cover plate
- cage
- anchor
- inspection well
- hook
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- Expired - Lifetime
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Abstract
The utility model provides a theftproof safe drainage inspection well lid comprising a lid plate (1) and a lid seat (2), wherein a hand part (3) of the lid plate (1) is articulated in a groove (4) of the lid seat. The theftproof safe drainage inspection well lid is characterized in that a safety protective device (5) is arranged on the other side of the lid plate (1) and corresponding to the side on which the handle part (3) is arranged; the safety protective device (5) comprises a protective hook (6) and an elastic element; a hook part (7) is arranged at the lower end of the protective hook (6) and towards the edge of an inspection well opening in the lid seat (2); the hook part (7) is provided with a hooking acting surface (8) matched with the lower surface of the edge of the inspection well opening in the lid seat (2). When the water pressure in an inspection well is overhigh to jack up the lid plate of the inspection well lid upwards, the protective hook of the safety protective device immediately acts so that the lid plate of the inspection well lid only can be opened slightly (by an angle from 15 to 20 degrees) at most; and therefore, the safety of the inspection well lid is effectively improved.
Description
Technical field
The utility model is specifically related to a kind of inspection well cover.This inspection well cover is specially adapted to the overboard well well lid of municipal drainage pipeline.
Background technology
The overboard well of municipal drainage pipeline, and the manhole of communication, power supply and supply channel is arranged in motorway, nonmotorized vehicle lane, sidewalk, community and greenbelt in large quantities as urban infrastructure.All need to set inspection well cover for these overboard wells and manhole.
The most common inspection well cover is iron-cast well lid at present, on its structure, cover plate, both cooperations of cage, consists of, and cage is embedded in ground, and cover plate is placed on cage, between cover plate and cage, is Split type structure.This kind of 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 news media, cause car to turn over people wound and even engulf life.
Safety iron-cast well lid, appearred in the problem of easily stealing for solving inspection well cover, and this kind of 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 of 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 inspection shaft, still can become " taking the life inspection shaft by force ", has serious potential safety hazard.
Summary of the invention
The purpose of this utility model is a kind of anti-theft security drain well lid of design, with the cover plate that solves inspection well cover, can be backed down by the hydraulic pressure in inspection shaft the problem that has serious potential safety hazard.
For achieving the above object, the technical solution adopted in the utility model is: a kind of anti-theft security drain well lid, comprise cover plate and cage, and project a shank on described cover plate sidepiece, and on 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 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, and this hook portion has the hook acting surface that the soffit side of facing up and catch pit port edge on cage coordinates; Act on and having elastic component on anti-anchor, the active force of flexible member forces anti-anchor lower end to be rotated towards the outside from the cover plate inboard; When cover plate is upwards opened, protection is hooked in its hook acting surface under the flexible member effect and coordinates with the soffit hook at catch pit port edge on cage, to avoid cover plate, once opens fully.
Related content in technique scheme is explained as follows:
1, in such scheme, described hook portion is provided with a caulking groove embedded for the catch pit port edge on cage, and the lower wall of this caulking groove is as described hook acting surface, the positioning action face that the upper side wall of caulking groove coordinates as the upper surface at the catch pit port edge with on cage.Further, being preferably described positioning action face is the inclined-plane tilted towards notch court in caulking groove.Further again, described flexible member is a stage clip, its oblique being connected between cover plate and anti-anchor.In order to maintain anti-anchor holding state, can in safety device, increase by an insurance supporting structure, this insurance supporting structure is comprised of bumper bar and insurance lock dog, the body of rod that described bumper bar is a U-shaped cross section again, it is placed on outside stage clip, and the relatively anti-anchor in its lower end is hinged; Bumper bar have the safety lock state and under turn over released state, when bumper bar is in the safety lock state, it is outer and be supported between cover plate and anti-anchor that bumper bar is placed on stage clip, 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 by bumper bar.
2, in such scheme, offer a vertical sliding eye in 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 linking arm upper end and described shank pass through pivot knuckles; Stop part on described linking arm contacts with blocking surface while coordinating, and groove is stretched out in the linking arm upper end makes pivot to the distance of cage end face be greater than the distance of pivot to the cover plate external surface.
3,, in 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 cover plate; The upper end of b, anti-anchor is articulated on cover plate indirectly by a mount pad.
The utility model compared with prior art, has the following advantages:
Because the utility model is designed with safety device, when road ponding impeded drainage, in inspection shaft, hydraulic pressure is too high, while making progress jack-up inspection well cover cover plate, the anti-anchor of safety device can work, anti-anchor is hooked on the catch pit port edge on cage, makes the inspection well cover cover plate can only open at most 15 °-20 °, the safety that has effectively improved inspection well cover.And safety device of the present utility model is durable in use, dependability is high, comparatively simple again, it is all convenient to make and install.
The accompanying drawing explanation
Accompanying drawing 1 is the whole schematic top plan view of the utility model embodiment inspection well cover, and this figure cover plate is closed condition;
Accompanying drawing 2 opens for the utility model embodiment inspection well cover cover plate the schematic diagram that safety device works slightly, the state that the hook acting surface that the figure shows anti-anchor is just coordinating with the soffit hook at catch pit port edge on cage, in this figure, bumper bar turns over released state under being in;
Accompanying drawing 3 is the utility model embodiment safety device schematic diagram, and what the double dot dash line in this figure drew is the safety lock state of bumper bar.
In 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
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment: shown in accompanying drawing 1～accompanying drawing 3:
A kind of anti-theft security drain well lid, comprise cover plate 1 and cage 2, on described cover plate 1 sidepiece, projects a shank 3, and on 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 described groove 4 downwards, be embedded a linking arm 15 in this sliding eye 14, 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 described linking arm 15 contacts with blocking surface while coordinating, groove 4 is stretched out in linking arm 15 upper ends makes pivot 16 to the distance of cage 2 end faces be 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 2, also makes cover plate 1 can beat to setting level state (opening 180 °) fully.
The opposite side that relatively is provided with shank 3 on 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 1 in upper end 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, and this hook portion 7 has the hook acting surface 8 that the soffit side of facing up and catch pit port edge on cage 2 coordinates; Act on and having elastic component on anti-anchor 6, the active force of flexible member forces anti-anchor 6 lower ends to be rotated towards the outside from cover plate 1 inboard; When cover plate 1 is upwards opened, anti-anchor 6 its hook acting surface 8 under the flexible member effect coordinates with the soffit hook at catch pit port edge on cage 2, to avoid cover plate 1, once opens fully.During use, when road ponding impeded drainage, in inspection shaft, hydraulic pressure is too high, while making progress jack-up inspection well cover cover plate, the anti-anchor 6 of safety device 5 can work, anti-anchor 6 is hooked on the catch pit port edge on cage, makes the inspection well cover cover plate can only open at most 15 °-20 °, the safety that has effectively improved inspection well cover.Specifically as shown in Figure 3, the upper end of described anti-anchor 6 is articulated on a 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 while coordinating, make anti-anchor 6 be positioned on the suitable angle of the cover plate 1 oblique support in the outside (being generally 90 °-100 ° as the β angle on 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, in inspection shaft during hydraulic pressure upper top cover plate 1, cover plate 1 is opened, and cover plate 1 can be because of gravity fall when in inspection shaft, hydraulic pressure descends, cover plate 1 can be beated at that, state labile, consider this, the inventor does following design by hook portion 7: described hook portion 7 is provided with a caulking groove 9 embedded for the catch pit port edge on cage 2, the lower wall of this caulking groove 9 is as described hook acting surface 8, the positioning action face 10 that the upper side wall of caulking groove 9 coordinates as the upper surface at the catch pit port edge with on cage 2.During use, after once in inspection shaft, hydraulic pressure upper top cover plate 1 is opened, caulking groove 9 on hook portion 7 can be placed on the catch pit port edge state that this opens (15 °-20 °) slightly that maintains, if but now vehicle was pressed and can be felt and jolt on inspection shaft, consider this problem, the inventor further is designed to described positioning action face 10 inclined-plane tilted towards notch court in caulking groove (9) again, work as like this vehicle and press cover plate of manhole 1, because of the guide effect on positioning action face 10 inclined-planes, anti-anchor 6 can inwardly be dodged automatically, cover plate 1 can fall automatically, make 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 to a stage clip 11, its oblique being connected between cover plate 1 and 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, the body of rod that described bumper bar 12 is a U-shaped cross section, and it is placed on outside 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, it is outer and be supported between cover plate 1 and anti-anchor 6 that bumper bar 12 is placed on stage clip 11, and stage clip 11 can not be compressed; The relative cover plate 1 of described insurance lock dog 13 slides and arranges, and the upper end that stops bumper bar 12 when insurance lock dog 13 glides remains on the safety lock state by 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 coordinates with the catch pit port edge of cage 2 this state that supports, and utilize bumper bar 12 be placed on outside stage clip 11 and be supported between cover plate 1 and anti-anchor 6, stage clip 11 can not be compressed, anti-anchor 6 is located in holding state, be that cover plate 1 is positioned 15 ° of-20 ° of states very reliably, now 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 and turns over released state, then cover plate 1 could be closed, as above design and make the i.e. safety again fast of draining.
Above-described embodiment is only explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.
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 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), and this hook portion (7) has the hook acting surface (8) that the soffit side of facing up and catch pit port edge on cage (2) coordinates; 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) while upwards opening, anti-anchor (6) its hook acting surface (8) under the flexible member effect coordinates with the soffit hook at catch pit port edge on cage (2), to avoid cover plate (1), once opens fully.
2. inspection well cover according to claim 1, it is characterized in that: described hook portion (7) is provided with a caulking groove (9) embedded for the catch pit port edge on cage (2), the lower wall of this caulking groove (9) is as described hook acting surface (8), the positioning action face (10) that the upper side wall of caulking groove (9) coordinates as the upper surface at the catch pit port edge with on cage (2).
3. inspection well cover according to claim 2 is characterized in that: described positioning action face (10) be from caulking groove (9) towards notch towards the inclined-plane tilted.
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 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), the body of rod that described bumper bar (12) is a U-shaped cross section, it is placed on outside 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 stage clip (11) and is supported between cover plate (1) and anti-anchor (6), and stage clip (11) can not be compressed; Described insurance lock dog (13) cover plate (1) slip relatively arranges, and the upper end that stops bumper bar (12) when insurance lock dog (13) glides remains on the safety lock state by bumper bar (12).
5. inspection well cover according to claim 1, it is characterized in that: offer a vertical sliding eye (14) in described groove (4) downwards, be embedded a linking arm (15) in this sliding eye (14), 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 and described shank (3) are hinged by pivot (16); Stop part on described linking arm (15) contacts with blocking surface while coordinating, and groove (4) is stretched out in linking arm (15) upper end makes pivot (16) to the distance of cage (2) end face be greater than the distance of pivot (16) to cover plate (1) external surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203909820U CN203320572U (en) | 2013-07-02 | 2013-07-02 | Theftproof safe drainage inspection well lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203909820U CN203320572U (en) | 2013-07-02 | 2013-07-02 | Theftproof safe drainage inspection well lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203320572U true CN203320572U (en) | 2013-12-04 |
Family
ID=49659938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203909820U Expired - Lifetime CN203320572U (en) | 2013-07-02 | 2013-07-02 | Theftproof safe drainage inspection well lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203320572U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306309A (en) * | 2013-07-02 | 2013-09-18 | 徐鸿祥 | Anti-theft safe water-draining inspection-well cover |
| CN103711149A (en) * | 2014-01-01 | 2014-04-09 | 西安航空学院 | Novel anti-theft well cover capable of being automatically opened and closed |
-
2013
- 2013-07-02 CN CN2013203909820U patent/CN203320572U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103306309A (en) * | 2013-07-02 | 2013-09-18 | 徐鸿祥 | Anti-theft safe water-draining inspection-well cover |
| CN103306309B (en) * | 2013-07-02 | 2016-01-20 | 徐鸿祥 | Anti-theft security drain well lid |
| CN103711149A (en) * | 2014-01-01 | 2014-04-09 | 西安航空学院 | Novel anti-theft well cover capable of being automatically opened and closed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131204 Effective date of abandoning: 20160120 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |