CN203440833U - Grating inner cover device used for preventing people from falling into drainage inspection well - Google Patents
Grating inner cover device used for preventing people from falling into drainage inspection well Download PDFInfo
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- CN203440833U CN203440833U CN201320504894.9U CN201320504894U CN203440833U CN 203440833 U CN203440833 U CN 203440833U CN 201320504894 U CN201320504894 U CN 201320504894U CN 203440833 U CN203440833 U CN 203440833U
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- grid
- inner cap
- lid arrangement
- inner cover
- well
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Abstract
The utility model provides a grating inner cover device used for preventing people from falling into a drainage inspection well. The grating inner cover device comprises a grating inner cover with a mesh structure, and one end of the grating inner cover is connected with a bearing which is used for enabling the grating inner cover to rotate by using one end of the grating inner cover as the axle. The bearing is connected with a rivet which is fixed on the inner side wall of a pitshaft and is used for supporting one end of the grating inner cover. The grating inner cover further comprises a locking device which is arranged on the inner side wall of the pitshaft, and the locking device is used for unlocking, locking and fixing the other end of the grating inner cover, supporting the grating inner cover with the rivet together and bearing applied force. The grating inner cover device can be mounted in a new-built inspection well and also can be simply mounted in an inspection well which has been already built and is used, when storm sewage in the inspection well is gushed out in a large amount and therefore an inspection well cover is flushed away from an inspection well seat, people are prevented from falling into the drainage inspection wells without covers.
Description
Technical field
The utility model relates to a kind of ancillary facility of manhole in a kind of municipal drainage facility, is specifically related to a kind of for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well of uncovered accidentally.
Background technology
When carrying out the construction in urban underground water drainage pipe road, in order to reduce construction cost etc., all do not have, at the well head of manhole, any grid inner cap is set, or other can stop that personnel etc. fall into the device in manhole.Recently, follow the continuous variation of climatic phenomenon, because of the city waterlogging phenomenon that heavy rain causes multiple, often occur can not in time storm-water drainage being overflowed because of drainage pipe, cause manhole cover to be washed from by rainwater, pedestrian falls into manhole and is flushed away and causes and to people's lives and properties, cause very large harm by dead malignant event.For fear of the generation of this serious accident, need to remove in time alluvial at rubbish and the mud of pipe interior, guarantee that drainage pipe is unobstructed, to avoid the phenomenon that large rainy day manhole well lid is flushed away to occur.But, because the diameter of drainage pipe is according to the rainfall intensity design in design specifications, when actual rainfall intensity surpasses design load, there will be amount of rainfall to exceed the design discharge of drainage pipe and have little time discharge, cause the city waterlogging phenomenon that even manhole cover is washed away by rainwater.
Recently, some city at home, generation for fear of serious accident, the way that nylon rope net comes Accident prevention to occur is installed in employing in the pit shaft of manhole, on the concrete wall of pit shaft, stamp the expansion bolt of buckle, then nylon wire is hung over above the hook of expansion bolt, just in case can catch while having personnel to fall into, be unlikely to fall in manhole.Such way can produce barrier force to strength from top to bottom, plays certain protective action.But when heavy rain causes the rainwater manhole of gushing out, when the well lid of manhole is washed from, impulsive force from the bottom to top probably can wash away the nylon rope net just hanging over above expansion bolt hook together, the effect that prevents pedestrian to fall into while not having the rainy day.
Utility model content
In order to address the above problem, it is a kind of for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well that the purpose of this utility model is to provide, in this grid, lid arrangement can be arranged in newly-built manhole, also can in the manhole facility having completed for use, simply implement to install, rain sewage in manhole pours out, while causing manhole cover to be washed from manhole well seat, avoid personnel to fall into the drainage inspection well of uncovered; Lid arrangement is opened according to demand, closes and locks in this grid, installs simple, easy to use, firmly, when the rain sewage in manhole pours out, can not be flushed away; In this grid, the applicable urban discharging pipeline of lid arrangement detects well, is also applicable to the applicable detection wells such as electric power, information.
Technical solution of the present utility model is as follows:
A kind of for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well, comprise and there is cancellated grid inner cap 1, it is characterized in that, one end connection bearing 6 of described grid inner cap 1, described bearing 6 rotates as axle for making grid inner cap 1 take its one end, described bearing 6 be fixed on pit shaft inside wall, for the rivet 2 of supportive grid inner cap 1 one end, be connected; Described grid inner cap 1 also comprises and is arranged on locking device 3 on pit shaft inside wall, described locking device 3 for opening, the other end of locked, stationary grizzly inner cap 1, with the common supportive grid inner cap 1 of described rivet 2 load-bearing applied force.
According to lid arrangement in grid described in the utility model, preferably, in described locking device 3, be provided with for upwardly opening, the night bolt 12 of horizontal lock grid inner cap, on described locking device 3 shells, be provided with for being fixed the hasp 13 with supportive grid inner cap 1 with night bolt 12.
According to lid arrangement in grid described in the utility model, preferably, described night bolt 12 is connected with for controlling the night bolt button 8 of its contraction.
According to lid arrangement in grid described in the utility model, preferably, described bearing 6 is welded on rivet 2.
According to lid arrangement in grid described in the utility model, preferably, described bearing 6 is dismountable type bearing, by two semi-circular installation compositions, the closed and unlatching by screw, for dismounting, maintenance and the replacing of grid inner cap 1.
According to lid arrangement in grid described in the utility model, preferably, one end of described grid inner cap 1 connection bearing 6 is provided with rotating shaft 5.
According to lid arrangement in grid described in the utility model, preferably, the material that the material of described grid inner cap is selected from described grid inner cap is selected from a kind of in the materials such as stainless steel, aluminium alloys, titanium alloy, highstrenghtpiston, carbon fibre material and nano material.
According to lid arrangement in grid described in the utility model, further preferably, the material that the material of described grid inner cap is selected from described grid inner cap is selected from a kind of in aluminium alloys, titanium alloy, carbon fibre material and nano material.
According to lid arrangement in grid described in the utility model, preferably, described grid inner cap 1 be shaped as a kind of in regular polygon and circle.
According to lid arrangement in grid described in the utility model, further preferably, described grid inner cap 1 be shaped as a kind of in regular hexagon, octagon, decagon.
According to lid arrangement in grid described in the utility model, most preferably, described grid inner cap 1 be shaped as regular hexagon.
According to lid arrangement in grid described in the utility model, preferably, the network of described grid inner cap 1 inside is a kind of in triangle, quadrangle, regular hexagon.
According to lid arrangement in grid described in the utility model, further preferably, the network of described grid inner cap 1 inside is a kind of in regular triangle, regular quadrilateral, regular hexagon.
According to lid arrangement in grid described in the utility model, most preferably, the network of described grid inner cap 1 inside is regular hexagon.
According to lid arrangement in grid described in the utility model, preferably, the internal diameter of described grid inner cap inner mesh is 30mm-70mm.
According to lid arrangement in grid described in the utility model, further preferably, the mesh internal diameter of described grid inner cap is 60mm.
Rainwater has washed out grid inner cap manhole well lid when raining heavyly, considers the resistance that grid inner cap produces for rainwater, and grid inner cap mesh is the bigger the better in prescribed limit.Rainwater pours part rubbish in pipeline by rainwater grid (width is less than or equal to 30mm) when raining heavyly, for making the rubbish that enters pipeline pass through grid inner cap mesh with rainwater, avoid grid inner cap to be washed out or wash out by rainwater because mesh stops up, grid inner cap mesh is more than or equal to conventional rainwater grid size of mesh opening prescribed limit planted agent.Rainwater has washed out grid inner cap manhole well lid when raining heavyly, and sole is blocked by grid mesh when avoiding pedestrian to fall well, and the footwear size that grid inner cap mesh is less than six years old children of people's sole size 70mm(prescribed limit planted agent is about: the wide 70mm of long 180mm*).
According to lid arrangement in grid described in the utility model, preferably, the quantity of described rivet 2 and locking device 3 is more than 2 or 2.
According to lid arrangement in grid described in the utility model, preferably, the load-bearing of described grid inner cap is more than 200 kilograms.
According to lid arrangement in grid described in the utility model, preferably, described rivet 2 and locking device 3 all stretch out in pit shaft inside wall 50mm.
According to lid arrangement in grid described in the utility model, the internal diameter of the grid of described inside is the inscribed circle diameter of inner mesh shape.
The utility model provide for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well, normal condition Under The Grille inner cap, between night bolt and hasp, makes it to be fixed, and is lockable, and then manhole cover is covered.When staff need to enter while implementing operation in manhole, first open manhole well lid, then the night bolt in the fixedly locking device of locking grid inner cap to be pushed aside, grid inner cap can upwardly open, and staff can enter in manhole.Work as the end of job, after constructor goes out well, first recover the position of grid inner cap to level, then pin grid inner cap.Finally cover manhole well lid.
The utility model provide for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well, in described grid, lid arrangement is fixed on the both sides of pit shaft, there is higher intensity, once the rain sewage in manhole, pour out and cause manhole cover to be washed from, in grid, lid arrangement can be born 200 kilograms of above weight and prevention personnel fall in well.
The utility model provide for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well, described grid device is the regular hexagon of edge lengths 280mm.For existing manhole, this grid inner cap is not set, only need to opens well lid, in the situation that not needing excavation, just this grid inner cap can be installed on cylinder.
The utility model provide for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well, described drainage inspection well comprises well chamber, well room cover plate, pit shaft, manhole cover base and well lid.
The utility model provide for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well, comprise: the netted inner cap of a grid, it is the cancellated grid of being made by aluminium alloys, be shaped as regular hexagon, be of a size of length of side 280mm, grid inner mesh is shaped as regular hexagon, is of a size of length of side 35mm.Grid one end is connected with fixing rivet by simple and easy bearing.The grid other end is along with night bolt can freely be opened, and this aperture plate inner cap upwardly opened or level is closed.For example: two fixing rivets that simple and easy bearing is housed are arranged on pit shaft, for connecting inner cap; Two fixing locking devices, are arranged on pit shaft opposite side, for fixing, locked grid inner cap.
Described fixing rivet and fixedly locking device, for the manhole of coming of new, the fixing rivet that can need during preset installation grid inner cap in pit shaft in when construction and fixedly locking device.On 2 fixing rivets, weld simple and easy bearing, for connecting inner cap.
Described simple and easy bearing be welded on fixing rivet above, for stationary grizzly inner cap, guarantee that it is that rotate in axle center that grid inner cap can be take grid on one side.Described bearing is dismountable type bearing, is two semi-circular devices, passes through screw closure and open, and facilitates dismounting, maintenance and the replacing of grid inner cap;
Described night bolt is placed in fixedly in locking device, can auto-extending by built-in spring, by being welded on night bolt upper spring latch button, can shrink.Hasp is welded on fixedly on locking device shell, takes jail when closing on hasp, and hasp plays a supportive role to grid inner cap.Night bolt and hasp are the fixing critical pieces of locking device, for the use of unlatching, locking and stationary grizzly inner cap.
The utility model provide for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well, be securely fixed in above pit shaft, when rain sewage pours out and causes manhole cover to be washed from manhole well seat in due to manhole, the grid inner cap that is fixed on pit shaft can stop that personnel and other objects fall into manhole, reach the object of the generation of avoiding serious accident; Can be in simple and direct mode, prevention personnel fall into the manhole of uncovered and cause personnel's injures and deaths effectively, reducing Municipal Infrastructure Management personnel enforcement when raining heavyly needs the labour intensity of the safety patrol of enforcement because well lid disperses, energy can be concentrated on to draining to solve the problem of waterlogging.
Useful technique effect of the present utility model:
The utility model provide for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well, this interior lid arrangement can be arranged in newly-built manhole, also can in the manhole facility having completed for use, simply implement to install, not need the device of other complexity, very easy to use; Rain sewage in manhole pours out, and while causing manhole cover to be washed from manhole well seat, avoids personnel to fall into the drainage inspection well of uncovered; Lid arrangement is opened according to demand, closes and locks in this grid, installs simple, easy to use, firmly, when the rain sewage in manhole pours out, can not be flushed away; In this grid, the applicable urban discharging pipeline of lid arrangement detects well, is also applicable to the applicable detection wells such as electric power, information.
Accompanying drawing explanation
Fig. 1 for the utility model provide for preventing that personnel from falling into the structural representation of lid arrangement in the grid of uncovered drainage inspection well;
The structural representation when preventing that personnel from falling in the grid of uncovered drainage inspection well that lid arrangement is locked that Fig. 2 provides for the utility model;
Lid arrangement opening figure (when manhole or drainage pipe need maintenance) in grid when the maintenance personnel that Fig. 3 provides for the utility model enter drainage inspection well;
Fig. 4 for the utility model provide without lid arrangement closed condition figure in well lid drainage inspection well grid;
Fig. 5 be prior art drainage inspection well without well lid without grid inner cap setting drawing.
In figure: 1-grid inner cap, 2-rivet, 3-locking device, 4-manhole cover base, 5-rotating shaft, 6-bearing, 7-well lid, 8-night bolt button, 9-road surface, 10-pit shaft, 11-well room cover plate, 12-night bolt, 13-hasp, 14-pipeline, 15-ladder, 16-well chamber, the 17-well chamber borehole wall.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is further elaborated, it will be appreciated by those skilled in the art that described embodiment is only for example, and the utility model is not formed to any restriction.
Urban Underground manhole is by well lid 7, manhole cover base 4, and pit shaft 10, well room cover plate 11, well chamber 16 forms.In order to facilitate maintenance personnel to go into the well to related facility maintenance, management and maintenance, well head diameter is generally 630mm.
Fig. 1 is the structural representation of lid arrangement in the grid that provides of the utility model, shown in figure: a kind of for preventing that personnel from falling into lid arrangement in the grid of uncovered drainage inspection well, a limit that comprises a mesh grille inner cap, grid inner cap be a simple and easy rotating shaft, for 2 fixing rivets of stationary grizzly one side, 2 fixing rivet one end all weld one for connect grid and support simple and easy bearing that grid rotates, for the fixedly locking device of fixing locked grid opposite side, this locking device is for supporting, fixing, locked grid inner cap.Described grid inner cap, adopts the material such as high-intensity stainless steel, aluminium alloys, titanium alloy, highstrenghtpiston to make, and in grid, lid arrangement can be born 200 kilograms of above weight and prevention personnel fall in well.
Under well head, pit shaft one side in 200mm place is installed 2 of fixing rivets being welded with simple and easy bearing, for connection, supportive grid inner cap one end, and make as required grid can rotate along connecting axle, under well head, 200mm place pit shaft another side is installed fixedly 2 of locking devices, together with fixing rivet, grid inner cap is risen completely and supported, prevent that personnel or weight from crashing in detection well.
The structural representation when preventing that personnel from falling in the grid of uncovered drainage inspection well that lid arrangement is locked that Fig. 2 provides for the utility model, under normal circumstances, grid inner cap is installed on 200mm place under road surface, grid inner cap one end by simple and easy bearing be fixed on fixing rivet on pit shaft and be connected and fixed, the other one end of grid inner cap is connected with hasp with the night bolt on fixing locking device, reach fixing locked object
Grid inner cap is installed simple and easy, as long as open detection well lid, on underground 200mm place pit shaft, four corresponding holes are bored in relevant position, by fixing rivet and fixedly locking device be arranged on respectively pit shaft both sides, grid inner cap is welded on fixing rivet by simple and easy bearing, grid inner cap is rotated down to level, grid inner cap is closed, night bolt is locked, covers well lid.
Lid arrangement opening figure in grid when the maintenance personnel that Fig. 3 provides for the utility model enter drainage inspection well, after using grid device of the present utility model, when needs maintenance down-hole facility enters well chamber, open well lid, stir night bolt button, open locking device, grid is rotated up and opened along simple and easy bearing, personnel enter well chamber can implement maintenance, when maintenance finishes, personnel are after well, grid inner cap is rotated down, when grid one end touches after triangle plug, by aboveground staff, touch grid inner cap until the fixing hasp on locking device of contact, night bolt resets, grid inner cap fixing locked after, cover well lid.
Use after the interior lid arrangement of grid of the present utility model, because can rotating up, opens grid inner cap, and fixing rivet and fixedly locking device only stretch out well bore wall 50mm, substantially the not impact personnel normal maintenance to facility in well of going into the well, fixedly locking device is used snap switch, dial and get final product release, the open and close of grid inner cap are very convenient.
Fig. 4 for the utility model provide without lid arrangement closed condition figure in well lid drainage inspection well grid, when storm flood arrives, detect rain sewage spill-over in well, when well lid is flushed away, because grid inner cap is netted, current are passed through by grid, stressed less, and grid inner cap one end is fixed by simple and easy bearing by fixing rivet, the other end is locked fixing by the triangle plug of the fixing night bolt of locking device, guarantees can not washed away by current.When personnel fall in the manhole that well lid washed away by flood in flood by mistake, drop in grid and cover, grid inner cap one end is fixed by simple and easy bearing by fixing rivet, and the other end is by the fixing parts hasp fixed support of locking device, and assurance personnel can not fall in manhole.Use in this case the personnel of preventing of the present utility model accidentally to fall in the grid of uncovered drainage inspection well after lid arrangement, in the time of can effectively stopping manhole cover and washed from manhole well seat, the serious accident that personnel fall into manhole occurs.
Embodiment 5
See in the prior art Fig. 5, lid arrangement in not using manhole grid of the present utility model, storm flood arrives, detect rain sewage spill-over in well, when well lid is flushed away, when personnel fall in the manhole that well lid washed away by flood in flood by mistake, owing to stopping without grid inner cap, personnel fall into well, are even washed into downstream line, cause serious accident.
Lid arrangement in grid of the present utility model, applicable urban discharging pipeline detects well, is also applicable to electric power, information and other applicable detection well.Prevent from losing because of well lid the generation that the personnel that cause fall the serious accident of well.
The utility model provide for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well, this interior lid arrangement can be arranged in newly-built manhole, also can in the manhole facility having completed for use, simply implement to install, not need the device of other complexity, very easy to use; Rain sewage in manhole pours out, and while causing manhole cover to be washed from manhole well seat, avoids personnel to fall into the drainage inspection well of uncovered; Lid arrangement is opened according to demand, closes and locks in this grid, installs simple, easy to use, firmly, when the rain sewage in manhole pours out, can not be flushed away.
Those of ordinary skill in the art will be appreciated that, above embodiment is only for the utility model is described, and be not used as restriction of the present utility model, as long as within the scope of connotation of the present utility model, to the variation of the above embodiment, modification, all will drop within the scope of claims of the present utility model.
Claims (9)
1. one kind for preventing that personnel from falling into lid arrangement in the grid of drainage inspection well, comprise and there is cancellated grid inner cap (1), it is characterized in that, one end connection bearing (6) of described grid inner cap (1), described bearing (6) rotates as axle for making grid inner cap (1) take its one end, described bearing (6) be fixed on pit shaft inside wall, for the rivet (2) of supportive grid inner cap (1) one end, be connected; Described grid inner cap (1) also comprises the locking device (3) being arranged on pit shaft inside wall, described locking device (3) for opening, the other end of locked, stationary grizzly inner cap (1), with the common supportive grid inner cap (1) of described rivet (2) load-bearing applied force.
2. lid arrangement in grid according to claim 1, it is characterized in that, in described locking device (3), be provided with for upwardly opening, the night bolt (12) of horizontal lock grid inner cap, on described locking device (3) shell, be provided with for being fixed the hasp (13) with supportive grid inner cap (1) with night bolt (12).
3. lid arrangement in grid according to claim 2, is characterized in that, described night bolt (12) is connected with for controlling the night bolt button (8) of its contraction.
4. lid arrangement in grid according to claim 1, is characterized in that, described bearing (6) is welded on rivet (2).
5. lid arrangement in grid according to claim 1, is characterized in that, one end of described grid inner cap (1) connection bearing (6) is provided with rotating shaft (5).
6. lid arrangement in grid according to claim 1, is characterized in that, described grid inner cap (1) be shaped as a kind of in regular polygon and circle.
7. lid arrangement in grid according to claim 1, is characterized in that, the inner network of described grid inner cap (1) is a kind of in triangle, quadrangle, regular hexagon.
8. lid arrangement in grid according to claim 8, is characterized in that, the internal diameter of described grid inner cap inner mesh is 30mm-70mm.
9. lid arrangement in grid according to claim 1, is characterized in that, the quantity of described rivet (2) and locking device (3) is more than 2 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320504894.9U CN203440833U (en) | 2013-08-16 | 2013-08-16 | Grating inner cover device used for preventing people from falling into drainage inspection well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320504894.9U CN203440833U (en) | 2013-08-16 | 2013-08-16 | Grating inner cover device used for preventing people from falling into drainage inspection well |
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| Publication Number | Publication Date |
|---|---|
| CN203440833U true CN203440833U (en) | 2014-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320504894.9U Expired - Fee Related CN203440833U (en) | 2013-08-16 | 2013-08-16 | Grating inner cover device used for preventing people from falling into drainage inspection well |
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| CN (1) | CN203440833U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836449A (en) * | 2017-01-10 | 2017-06-13 | 中国核电工程有限公司 | A kind of gully energy dissipator |
| CN109281384A (en) * | 2016-02-18 | 2019-01-29 | 合肥智慧龙图腾知识产权股份有限公司 | A kind of drain cover that anti-object is fallen |
| CN109989427A (en) * | 2017-12-29 | 2019-07-09 | 江苏森洋环境建设集团有限公司 | A kind of road inspection well |
-
2013
- 2013-08-16 CN CN201320504894.9U patent/CN203440833U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109281384A (en) * | 2016-02-18 | 2019-01-29 | 合肥智慧龙图腾知识产权股份有限公司 | A kind of drain cover that anti-object is fallen |
| CN106836449A (en) * | 2017-01-10 | 2017-06-13 | 中国核电工程有限公司 | A kind of gully energy dissipator |
| CN109989427A (en) * | 2017-12-29 | 2019-07-09 | 江苏森洋环境建设集团有限公司 | A kind of road inspection well |
| CN109989427B (en) * | 2017-12-29 | 2021-04-09 | 江苏森洋环境建设集团有限公司 | Road inspection well |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140219 Termination date: 20190816 |
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| CF01 | Termination of patent right due to non-payment of annual fee |