CN204510284U - A kind of anti-accidental explosion well lid - Google Patents
A kind of anti-accidental explosion well lid Download PDFInfo
- Publication number
- CN204510284U CN204510284U CN201520196495.XU CN201520196495U CN204510284U CN 204510284 U CN204510284 U CN 204510284U CN 201520196495 U CN201520196495 U CN 201520196495U CN 204510284 U CN204510284 U CN 204510284U
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- sealing device
- lid
- hole
- well lid
- walling crib
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Abstract
Disclosed in the utility model, a kind of anti-accidental explosion well lid, relates to well lid technical field.A kind of anti-accidental explosion well lid, comprise walling crib and lid, described lid arranges through hole, arrange sealing device bottom described walling crib or lid, described sealing device inside arranges cavity, described through hole and cavity connects, and described sealing device sidewall sets out water hole.Contrast prior art, the beneficial effects of the utility model are: below walling crib or well lid, arrange sealing device, make cigarette end, firecrackers drop in sealing device cavity and can not directly drop in blow-off pipe, thus effectively avoid cigarette end, firecrackers fall into blow-off line and set off an explosion, and sealing device sidewall sets out water hole, the normal use of well lid can't be affected.
Description
Technical field
The utility model relates to well lid technical field, particularly a kind of anti-accidental explosion well lid.
Background technology
Well lid, for hiding road or family's middle-deep well, prevents people or object from falling.Oxygen mix in the biogas that dirt in sewage conduct or sink hole produces and pipe or in well arrives certain proportion, heavy explosion will occur when running into naked light.In China, a few cause child all can occur every year and throw away firecrackers by sewage manhole cover to blow-off line, send out casualty accident, blast gets up power especially greatly, even the well lid of tens of kilograms can be allowed to fly to tens of rice high.Rainwater hole, the flip hole of old-fashioned well lid directly communicate with pipeline or dirty well, and the firecrackers that naked light cigarette end and child play very easily are fallen in sewage conduct or dirty well, set off an explosion.At present, well lid is not also had to solve the problem.
Utility model content
For solving deficiency of the prior art, the utility model provides a kind of anti-accidental explosion well lid, its adopts, and rainwater hole avoided by sealing device, flip hole directly communicates with blow-off line, thus effectively avoid cigarette end, firecrackers fall into blow-off line and set off an explosion, structure is simple, easy to use.
The utility model for achieving the above object, be achieved through the following technical solutions: a kind of anti-accidental explosion well lid, comprise walling crib and lid, described lid arranges through hole, bottom described walling crib or lid, sealing device is set, described sealing device inside arranges cavity, described through hole and cavity connects, and described sealing device sidewall arranges multiple weep hole.
Described lid comprises upper cover, and described through hole is positioned at and covers, and described sealing device is the lower cover be arranged on below upper cover, removably connect between described upper cover and lower cover, described upper cover is greater than lower cover, and described upper cover is embedded in walling crib, and described lower cover is exposed to outside walling crib.
First convex jointing part is set below described upper cover, the second convex jointing part is set above described lower cover, be bolted between described first convex jointing part and the second convex jointing part.
Described walling crib comprises perimeter wall, and described perimeter wall is radially outward connected with retainer plate, and described perimeter wall is radially-inwardly connected with and lays ring, and described sealing device is be arranged on the staving laid below ring, and described staving opening diameter is more than or equal to lays ring diameter.
Described weep hole annular array is in sealing device sidewall bottom.
Contrast prior art, the beneficial effects of the utility model are:
1, the utility model arranges sealing device below walling crib or well lid, make cigarette end, firecrackers drop in sealing device cavity and can not directly drop in blow-off pipe, thus effectively avoid cigarette end, firecrackers fall into blow-off line and set off an explosion, and sealing device sidewall sets out water hole, the normal use of well lid can't be affected.
2, in the utility model, sealing device is the lower cover be arranged on below upper cover, for the well lid come into operation, directly can change lid and can realize explosion prevention function, does not need to change walling crib, and structure is simple, cost-saving, conveniently uses on a large scale.
3, the utility model centre circle is standard size, goes for existing lid, and sealing device is the staving be arranged on below walling crib, namely can realize explosion prevention function, can play defencive function again, and when preventing lid from losing, people falls in blow-off line because of carelessness; Further, directly open well lid and can clear up dirt in cavity, easy to operate, time saving and energy saving.
4, removably connect between upper cover and lower cover, the dirt of lower cover inside can be cleared up, prevent dirt from too much blocking weep hole.
5, weep hole annular array is arranged on sealing device sidewall bottom, can be discharged by weep hole by ponding to the full extent, avoids ponding too much to cause sealing device to corrode, affects the application life of sealing device.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model embodiment 1 structural representation;
Accompanying drawing 2 is the utility model embodiment 2 structural representations.
Label shown in accompanying drawing: 1, walling crib; 2, lid; 3 through holes; 4, sealing device; 5, cavity; 6, weep hole; 7, upper cover; 8, lower cover; 9, the first convex jointing part; 10, the second convex jointing part; 11, staving.
Detailed description of the invention
By reference to the accompanying drawings and specific embodiment, the utility model is described in further detail.Should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
A kind of anti-accidental explosion well lid, comprise walling crib 1 and lid 2, lid 2 is embedded in walling crib 1.Described lid 2 arranges through hole 3, and through hole 3 can be rainwater hole or flip hole.Arrange sealing device 4 bottom described walling crib 1 or lid 2, described sealing device 4 inside arranges cavity 5, and described through hole 3 is communicated with cavity 5, and described sealing device 4 sidewall arranges multiple weep hole 6.By the sealing device arranged, through hole effectively can be prevented directly to be communicated with blow-off pipe, to make cigarette end, that firecrackers drop into sealing device cavity is interior and can not directly drop in blow-off pipe, thus effectively avoid cigarette end, firecrackers fall into blow-off line and set off an explosion; Sealing device sidewall sets out water hole, and the fuel gas in blow-off pipe can be discharged in air by weep hole and through hole, reduces combustable gas concentration and blowdown intraductal pressure, can't affect the normal use of well lid.
In the utility model, the first embodiment of sealing device is, described lid 2 comprises upper cover 7, described through hole 3 is positioned on upper cover 7, described sealing device 4 is for being arranged on the lower cover 8 below upper cover 7, removably connect between described upper cover 7 and lower cover 8, described upper cover 7 is greater than lower cover 8, and described upper cover 7 is embedded in walling crib 1 li, described lower cover 8 is exposed to outside walling crib 1, and weep hole 6 is positioned on lower cover 8 sidewall.Upper cover is standard size, goes for existing walling crib, for the well lid come into operation, directly can change lid and can realize explosion prevention function, does not need to change walling crib, and structure is simple, cost-saving, conveniently uses on a large scale.
Further, the first convex jointing part 9 is set below described upper cover 7, the second convex jointing part 10 is set above described lower cover 8, be bolted between described first convex jointing part 9 and the second convex jointing part 10.Removably connect between upper cover and lower cover, the dirt of lower cover inside can be cleared up, prevent dirt from too much blocking weep hole.
In the utility model, sealing device the second embodiment is, described walling crib 1 comprises perimeter wall, described perimeter wall is radially outward connected with retainer plate, described perimeter wall is radially-inwardly connected with and lays ring, described sealing device 4 is for being arranged on the staving 11 laid below ring, described staving 11 opening diameter is more than or equal to lays ring diameter, and weep hole 6 is positioned on staving 11 sidewall.Wherein walling crib is standard size, goes for existing lid, and sealing device is the staving be arranged on below walling crib, namely can realize explosion prevention function, can play defencive function again, and when preventing lid from losing, people falls in blow-off line because of carelessness.
As optimization, described weep hole 6 annular array is positioned at sealing device 4 sidewall bottom, can be discharged by weep hole by ponding to the full extent, avoids ponding too much to cause sealing device to corrode, affects the application life of sealing device.
Embodiment 1:
A kind of anti-accidental explosion well lid, comprise walling crib 1 and lid 2, lid 2 is embedded in walling crib 1.Described lid 2 arranges through hole 3, and through hole 3 can be rainwater hole or flip hole.Arrange sealing device 4 bottom described walling crib 1 or lid 2, described sealing device 4 inside arranges cavity 5, and described through hole 3 is communicated with cavity 5, and described sealing device 4 sidewall arranges multiple weep hole 6.By the sealing device arranged, through hole effectively can be prevented directly to be communicated with blow-off pipe, to make cigarette end, that firecrackers drop into sealing device cavity is interior and can not directly drop in blow-off pipe, thus effectively avoid cigarette end, firecrackers fall into blow-off line and set off an explosion; Sealing device sidewall sets out water hole, and the fuel gas in blow-off pipe can be discharged in air by weep hole and through hole, reduces combustable gas concentration and blowdown intraductal pressure, can't affect the normal use of well lid.In the present embodiment, described lid 2 comprises upper cover 7, described through hole 3 is positioned on upper cover 7, described sealing device 4 is for being arranged on the lower cover 8 below upper cover 7, removably connect between described upper cover 7 and lower cover 8, described upper cover 7 is greater than lower cover 8, described upper cover 7 is embedded in walling crib 1 li, described lower cover 8 is exposed to outside walling crib 1, weep hole 6 annular array is in lower cover 8 sidewall bottom, to the full extent ponding can be discharged by weep hole, avoid ponding too much to cause sealing device to corrode, affect the application life of sealing device.The beneficial effect of the present embodiment is: upper cover is standard size, goes for existing walling crib, for the well lid come into operation, directly can change lid and can realize explosion prevention function, do not need to change walling crib, structure is simple, cost-saving, conveniently use on a large scale.
Embodiment 2:
A kind of anti-accidental explosion well lid, comprise walling crib 1 and lid 2, lid 2 is embedded in walling crib 1.Described lid 2 arranges through hole 3, and through hole 3 can be rainwater hole or flip hole.Arrange sealing device 4 bottom described walling crib 1 or lid 2, described sealing device 4 inside arranges cavity 5, and described through hole 3 is communicated with cavity 5, and described sealing device 4 sidewall arranges multiple weep hole 6.By the sealing device arranged, through hole effectively can be prevented directly to be communicated with blow-off pipe, to make cigarette end, that firecrackers drop into sealing device cavity is interior and can not directly drop in blow-off pipe, thus effectively avoid cigarette end, firecrackers fall into blow-off line and set off an explosion; Sealing device sidewall sets out water hole, and the fuel gas in blow-off pipe can be discharged in air by weep hole and through hole, reduces combustable gas concentration and blowdown intraductal pressure, can't affect the normal use of well lid.In the present embodiment, described walling crib 1 comprises perimeter wall, described perimeter wall is radially outward connected with retainer plate, described perimeter wall is radially-inwardly connected with and lays ring, described sealing device 4 is for being arranged on the staving 11 laid below ring, described staving 11 opening diameter is more than or equal to lays ring diameter, described weep hole 6 annular array is in staving 11 sidewall bottom, to the full extent ponding can be discharged by weep hole, avoid ponding too much to cause sealing device to corrode, affect on the application life of sealing device.The beneficial effect of the present embodiment is: walling crib is standard size, go for existing lid, sealing device is the staving be arranged on below walling crib, namely can realize explosion prevention function, can play defencive function again, when preventing lid from losing, people falls in blow-off line because of carelessness; Further, directly open well lid and can clear up dirt in cavity, easy to operate, time saving and energy saving.
Claims (5)
1. an anti-accidental explosion well lid, comprise walling crib (1) and lid (2), described lid (2) is arranged through hole (3), it is characterized in that: described walling crib (1) or lid (2) bottom arrange sealing device (4), described sealing device (4) inside arranges cavity (5), described through hole (3) is communicated with cavity (5), described sealing device (4) sidewall is arranged multiple weep hole (6).
2. the anti-accidental explosion well lid of one according to claim 1, it is characterized in that: described lid (2) comprises upper cover (7), described through hole (3) is positioned on upper cover (7), described sealing device (4) is for being arranged on the lower cover (8) of upper cover (7) below, removably connect between described upper cover (7) and lower cover (8), described upper cover (7) is greater than lower cover (8), it is inner that described upper cover (7) is embedded in walling crib (1), and described lower cover (8) is exposed to walling crib (1) outward.
3. the anti-accidental explosion well lid of one according to claim 2, it is characterized in that: described upper cover (7) below arranges the first convex jointing part (9), described lower cover (8) top arranges the second convex jointing part (10), is bolted between described first convex jointing part (9) and the second convex jointing part (10).
4. the anti-accidental explosion well lid of one according to claim 1, it is characterized in that: described walling crib (1) comprises perimeter wall, described perimeter wall is radially outward connected with retainer plate, described perimeter wall is radially-inwardly connected with and lays ring, described sealing device (4) is for being arranged on the staving (11) laid below ring, and described staving (11) opening diameter is more than or equal to lays ring diameter.
5. the anti-accidental explosion well lid of the one according to any one of Claims 1-4, is characterized in that: described weep hole (6) annular array is in sealing device (4) sidewall bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520196495.XU CN204510284U (en) | 2015-04-02 | 2015-04-02 | A kind of anti-accidental explosion well lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520196495.XU CN204510284U (en) | 2015-04-02 | 2015-04-02 | A kind of anti-accidental explosion well lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204510284U true CN204510284U (en) | 2015-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520196495.XU Expired - Fee Related CN204510284U (en) | 2015-04-02 | 2015-04-02 | A kind of anti-accidental explosion well lid |
Country Status (1)
| Country | Link |
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| CN (1) | CN204510284U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104727347A (en) * | 2015-04-02 | 2015-06-24 | 王永德 | Manhole cover preventing accidental explosions |
| CN106930328A (en) * | 2017-03-29 | 2017-07-07 | 广西南岜仔科技有限公司 | A kind of automatic exhaust well cover for sewer |
-
2015
- 2015-04-02 CN CN201520196495.XU patent/CN204510284U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104727347A (en) * | 2015-04-02 | 2015-06-24 | 王永德 | Manhole cover preventing accidental explosions |
| CN106930328A (en) * | 2017-03-29 | 2017-07-07 | 广西南岜仔科技有限公司 | A kind of automatic exhaust well cover for sewer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20150729 Termination date: 20160402 |