CN212767793U - Sealed concave manhole of storage water tank - Google Patents
Sealed concave manhole of storage water tank Download PDFInfo
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- CN212767793U CN212767793U CN202021236682.3U CN202021236682U CN212767793U CN 212767793 U CN212767793 U CN 212767793U CN 202021236682 U CN202021236682 U CN 202021236682U CN 212767793 U CN212767793 U CN 212767793U
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Abstract
The utility model provides a sealed concave manhole of a water storage tank, which comprises a hole bottom plate, an annular hole opening and a manhole cover; a first opening is formed in a top plate of the water storage tank, an annular connecting plate is arranged at the lower end of the first opening, and a hole bottom plate is arranged at the lower end of the annular connecting plate; a second opening is formed in the hole bottom plate, and an annular hole opening is formed in the upper end of the second opening; two outer side ends of the annular hole are respectively provided with a first locking plate, and the first locking plates are provided with first locking holes; the manhole cover is arranged at the upper part of the annular hole opening; and second locking plates are arranged at two outer side ends of the manhole cover, and second locking holes opposite to the first locking holes are formed in the second locking plates. The utility model discloses guaranteeing that the effective volume of water tank is constant, reduced water tank plane size, reduce area between the water tank, practice thrift the cost.
Description
Technical Field
The utility model belongs to the technical field of the storage water tank, specifically a sealed recessed manhole of storage water tank.
Background
The manhole of the traditional water storage tank is protruded from the top plate of the water tank, the manhole cover plate is higher than the top plate of the water tank by about 10cm-20cm, the manhole cover plate is required to be not less than 0.8m away from the upper floor between the water tanks in order to guarantee that an operator enters the water tank from the manhole to overhaul and clean the water tank, the top plate of the water tank is pressed down, the effective water depth of the water tank is further reduced, the effective volume of the water tank is guaranteed, the plane size of the water tank can be increased, the area between the water tanks can be increased, and the manhole cover plate is not economical. Meanwhile, the gap between the cover plate and the manhole of the traditional water tank is not sealed, and bacteria, viruses and other microorganisms in the air can enter the water tank through the gap to cause secondary pollution.
Disclosure of Invention
To the technical problem that prior art exists, the utility model provides a sealed recessed manhole of storage water tank.
The utility model provides a sealed concave manhole of a water storage tank, which comprises a hole bottom plate, an annular hole opening and a manhole cover;
a first opening is formed in a top plate of the water storage tank, an annular connecting plate is arranged at the lower end of the first opening, and a hole bottom plate is arranged at the lower end of the annular connecting plate;
a second opening is formed in the hole bottom plate, and an annular hole opening is formed in the upper end of the second opening;
two outer side ends of the annular hole are respectively provided with a first locking plate, and the first locking plates are provided with first locking holes;
the manhole cover is arranged at the upper part of the annular hole opening; two outer side ends of the manhole cover are provided with second locking plates, and second locking holes opposite to the first locking holes are formed in the second locking plates; and an annular rubber sealing strip is arranged at the inner side end of the manhole cover, and the outer end of the annular rubber sealing strip is abutted to the outer wall of the annular hole.
Preferably, the manhole cover is provided with annular positioning plates at the upper end and the lower end of the annular rubber sealing strip.
Preferably, the upper end of the manhole cover is provided with a plurality of inverted U-shaped handles.
Preferably, the number of the inverted U-shaped handles is two.
Preferably, the manhole cover has an inverted U-shaped vertical section.
Preferably, the annular rubber sealing strip is bonded or riveted on the upper annular positioning plate and the lower annular positioning plate.
Preferably, the first lock hole and the second lock hole are connected through a lock.
Preferably, the sealed sunken manhole is made of stainless steel or steel lining plastic or a water tank body material.
Compare with traditional storage water tank manhole, the utility model discloses following beneficial effect has:
1. the utility model provides a manhole adopts recessed form, the top surface of manhole cover can be with the water tank roof at same elevation, has improved the effective depth of water tank, when guaranteeing the effective volume of water tank, has reduced water tank plane size, reduces area between the water tank, practices thrift the cost.
2. The manhole cover and the annular hole opening adopt a socket joint mode, meanwhile, an annular rubber sealing strip is arranged at a socket joint, so that microorganisms such as bacteria, viruses and the like in the air are prevented from entering the water tank, and meanwhile, the manhole cover is provided with a lock hole which can be locked through a lock, so that a non-administrative person can be prevented from opening the manhole.
Drawings
Fig. 1 is a structural diagram of an embodiment of the present invention.
Fig. 2 is a structural view of an annular orifice in an embodiment of the present invention.
Fig. 3 is a structural diagram of a manhole cover according to an embodiment of the present invention.
In the figure, 1, a well bottom plate; 2. an annular orifice; 3. a manhole cover; 4. a water storage tank top plate; 5. a first opening; 6. an annular connecting plate; 7. a second opening; 8. a first lock plate; 9. a first lock hole; 10. a second lock plate; 11. a second lock hole; 12. an annular rubber seal strip; 13. an annular positioning plate; 14. an inverted U-shaped handle.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.
Fig. 1-3 illustrate an embodiment of the present invention.
As shown in fig. 1-3, a sealed concave manhole of a water storage tank is made of stainless steel, and comprises a bottom plate 1, an annular orifice 2 and a manhole cover 3.
A top plate 4 of the water storage tank is provided with a first opening 5, the lower end of the first opening 5 is provided with an annular connecting plate 6, the lower end of the annular connecting plate 6 is provided with a hole bottom plate 1, the hole bottom plate 1 is provided with a second opening 7, and the upper end of the second opening 7 is provided with an annular orifice 2; two outside ends of the annular hole 2 are provided with first lock plates 8, and the first lock plates 8 are provided with first lock holes 9.
The vertical section of the manhole cover 3 is in an inverted U shape, the manhole cover covers the upper part of the annular hole 2, second locking plates 10 are arranged at two outer side ends of the manhole cover 3, second locking holes 11 opposite to the first locking holes 9 are arranged on the second locking plates 10, and the first locking holes 9 are connected with the second locking holes 11 through lock catches; an annular rubber sealing strip 12 is arranged at the inner side end of the manhole cover 3, the outer end of the annular rubber sealing strip 12 abuts against the outer wall of the annular hole 2, annular positioning plates 13 are arranged at the upper end and the lower end of the manhole cover 3, which are positioned on the annular rubber sealing strip 12, and the annular rubber sealing strip 12 is riveted on the upper annular positioning plate 13 and the lower annular positioning plate 13; the upper end of the manhole cover 3 is provided with two inverted U-shaped handles 14.
The manhole in this embodiment adopts recessed form, and manhole cover 3's top surface can be at same elevation with storage water tank roof 4, has improved the effective depth of water of storage water tank, when guaranteeing that the effective volume of storage water tank is certain, has reduced storage water tank plane size, reduces the area between the storage water tank, practices thrift the cost. In addition, the manhole cover 3 and the annular orifice 2 adopt a socket joint mode, and meanwhile, an annular rubber sealing strip 12 is arranged at a socket joint seam, so that microorganisms such as bacteria, viruses and the like in the air are prevented from entering the water tank. In addition, the manhole cover 3 is provided with a lock hole locked by the lock catch, so that a non-manager can be prevented from opening the manhole.
The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures made by the contents of the specification and the drawings are directly or indirectly applied to other related technical fields, all the same principle is within the patent protection scope of the present invention.
Claims (8)
1. A sealed concave manhole of a water storage tank is characterized by comprising a hole bottom plate, an annular hole opening and a manhole cover;
a first opening is formed in a top plate of the water storage tank, an annular connecting plate is arranged at the lower end of the first opening, and a hole bottom plate is arranged at the lower end of the annular connecting plate;
a second opening is formed in the hole bottom plate, and an annular hole opening is formed in the upper end of the second opening;
two outer side ends of the annular hole are respectively provided with a first locking plate, and the first locking plates are provided with first locking holes;
the manhole cover is arranged at the upper part of the annular hole opening; two outer side ends of the manhole cover are provided with second locking plates, and second locking holes opposite to the first locking holes are formed in the second locking plates; and an annular rubber sealing strip is arranged at the inner side end of the manhole cover, and the outer end of the annular rubber sealing strip is abutted to the outer wall of the annular hole.
2. A sealed recessed manhole as claimed in claim 1, wherein the manhole cover is provided with annular locating plates at both the upper and lower ends of the annular rubber sealing strip.
3. A sealed recessed manhole according to claim 1, wherein the upper end of the manhole cover is provided with inverted U-shaped handles.
4. A sealed recessed manhole according to claim 3, wherein the number of the inverted U-shaped handles is two.
5. A sealed recessed manhole according to claim 1, wherein the manhole cover is inverted U-shaped in vertical cross-section.
6. A sealed recessed manhole according to claim 2, wherein the annular rubber sealing strip is bonded or riveted to the upper and lower annular retaining plates.
7. The sealed recessed manhole of claim 1, wherein the first locking hole and the second locking hole are connected by a locking device.
8. A sealed recessed manhole according to claim 1, wherein the sealed recessed manhole is made of stainless steel or steel-lined plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021236682.3U CN212767793U (en) | 2020-06-29 | 2020-06-29 | Sealed concave manhole of storage water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021236682.3U CN212767793U (en) | 2020-06-29 | 2020-06-29 | Sealed concave manhole of storage water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212767793U true CN212767793U (en) | 2021-03-23 |
Family
ID=75085955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021236682.3U Active CN212767793U (en) | 2020-06-29 | 2020-06-29 | Sealed concave manhole of storage water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212767793U (en) |
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2020
- 2020-06-29 CN CN202021236682.3U patent/CN212767793U/en active Active
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