CN216944545U - Manhole device and equipment with manhole device - Google Patents
Manhole device and equipment with manhole device Download PDFInfo
- Publication number
- CN216944545U CN216944545U CN202220490473.4U CN202220490473U CN216944545U CN 216944545 U CN216944545 U CN 216944545U CN 202220490473 U CN202220490473 U CN 202220490473U CN 216944545 U CN216944545 U CN 216944545U
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- manhole
- sealing ring
- cover
- plate
- inner cylinder
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- 238000007789 sealing Methods 0.000 claims abstract description 97
- 238000003825 pressing Methods 0.000 claims description 13
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 238000003860 storage Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a manhole device and equipment with the manhole device, wherein the manhole device comprises a manhole cover, a manhole seat and a connecting assembly, the manhole seat comprises an inner cylinder body forming a manhole channel, an outer cylinder body sleeved on the outer side of the inner cylinder body and a sealing ring body connecting the inner cylinder body and the outer cylinder body, the outer end surface of the sealing ring body is flush with the inlet surface of the manhole channel, so that the sealing ring body is attached to the manhole cover when the manhole channel is closed, and the connecting assembly comprises a first connecting lug plate welded on the outer cylinder body and a first connecting pin movably hinging the first connecting lug plate and the manhole cover. The manhole device provided by the utility model can not only avoid the deformation of the manhole seat when the first connecting lug plate is welded, but also achieve the purpose of enhancing the strength and the sealing property of the manhole device.
Description
Technical Field
The utility model belongs to the technical field of storage, and particularly relates to a manhole device and equipment with the manhole device.
Background
In order to facilitate regular maintenance or fault handling of the interior of the silo, a manhole device is typically provided on the silo to provide a passage for a person to enter and exit the interior of the silo. The manhole device mainly comprises a manhole seat and a manhole cover, wherein the manhole cover is generally connected with the manhole seat through a bolt or a pin shaft. When the manhole cover is connected with the manhole seat through the pin shaft, the lug plate used for fixing the pin shaft needs to be welded on the manhole seat, and the existing manhole seat is generally of a single-layer structure, so that the manhole seat is easy to deform when the lug plate is welded, and the sealing performance of the whole manhole device is poor.
SUMMERY OF THE UTILITY MODEL
In view of the above defects, the present invention provides a manhole device and an apparatus having the manhole device, and aims to solve the technical problem that when an ear plate for fixing a pin shaft is welded on an existing manhole mounting seat, the deformation is easy, and the sealing performance of the manhole device is deteriorated.
To achieve the above objects, the present invention provides a manhole device, wherein the manhole device includes a manhole cover, a manhole seat and a connection assembly; the manhole seat comprises an inner cylinder body, an outer cylinder body and a sealing ring body, wherein a manhole channel is formed in the inner cylinder body, the outer cylinder body is sleeved on the outer side of the inner cylinder body, the sealing ring body is connected with the inner cylinder body and the outer cylinder body, and the outer end face of the sealing ring body is flush with the inlet face of the manhole channel, so that the sealing ring body is attached to the manhole cover when the manhole channel is closed; the connecting assembly comprises a first connecting ear plate welded on the outer barrel body and a first connecting pin movably hinged with the first connecting ear plate and the manhole cover.
In an embodiment of the utility model, the manhole device further comprises a sealing ring provided on one of the sealing ring body and the manhole cover and adapted to be fitted to the other.
In an embodiment of the present invention, the manhole cover includes a cover body and an embedded portion protruding from the cover body corresponding to the manhole channel, the sealing ring includes a first sealing ring portion and a second sealing ring portion bent and extending from the first sealing ring portion, the first sealing ring portion is configured to be disposed between the sealing ring body and a partial region of the cover body located outside the embedded portion when the manhole cover is closed, and the second sealing ring portion is configured to be disposed between the inner cylinder and the embedded portion when the manhole cover is closed.
In an embodiment of the present invention, the first seal ring portion is provided on an outer end face of the seal ring body, and the second seal ring portion is provided on the inner cylinder.
In an embodiment of the present invention, the manhole cover further includes a second connecting ear plate, the second connecting ear plate includes a fixing portion disposed on a side of the cover body away from the manhole channel and an ear plate portion extending from the fixing portion and bent and extending from one end of the cover body, and the ear plate portion is hinged to the first connecting ear plate through a first connecting pin.
In the embodiment of the utility model, the number of the first connecting lug plates and the number of the second connecting lug plates are two, the two first connecting lug plates are arranged on the outer cylinder at intervals, the two second connecting lug plates are respectively arranged at the outer sides of the two first connecting lug plates, and the first connecting pins are arranged on the two first connecting lug plates and the two second connecting lug plates in a penetrating manner.
In the embodiment of the utility model, the sealing ring body is a metal plate, and the metal plate is respectively connected with the inner cylinder body and the outer cylinder body in a welding manner.
In an embodiment of the utility model, the manhole device further comprises a compressing assembly, the compressing assembly comprises a third connecting ear plate, a second connecting pin, a screw rod, a clamping plate and a compressing handle, the third connecting ear plate is welded on the outer cylinder, the screw rod is rotatably connected with the third connecting ear plate through the second connecting pin, the clamping plate is arranged on the manhole cover, the clamping plate extends out of one end of the manhole cover and is provided with an opening for the screw rod to pass through, and the compressing handle is in threaded connection with the screw rod and is positioned on one side of the clamping plate, which is far away from the third connecting ear plate.
In the embodiment of the utility model, the number of the compaction assemblies is at least two, and the at least two compaction assemblies are distributed at intervals along the circumferential direction of the manhole cover.
To achieve the above object, the present invention also provides an apparatus having a manhole device, wherein the apparatus having a manhole device comprises a manhole device according to the above.
Through the technical scheme, the manhole device provided by the embodiment of the utility model has the following beneficial effects:
when the manhole device is used as equipment, the manhole seat comprises an inner cylinder body forming a manhole channel, an outer cylinder body sleeved outside the inner cylinder body and a sealing ring body connecting the inner cylinder body and the outer cylinder body, and the outer end surface of the sealing ring body is flush with the inlet surface of the manhole channel so that the sealing ring body is attached to the manhole cover when the manhole channel is closed, namely, the manhole seat is arranged in double layers, when the first connecting ear plate of the connecting component is welded on the outer cylinder body of the manhole seat, even if the outer cylinder body is deformed by heat, the inner cylinder body is not influenced, and the outer end surface of the sealing ring body for connecting the inner cylinder body and the outer cylinder body is flush with the inlet surface of the manhole channel, so that the sealing performance of the manhole device can be further ensured, the manhole device provided by the utility model can not only avoid the deformation of the manhole seat caused by welding, but also achieve the purpose of enhancing the strength and the sealing property of the manhole device.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide an understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
figure 1 is a schematic cross-sectional view of a manhole assembly according to an embodiment of the utility model;
FIG. 2 is an enlarged view at A of FIG. 1 in an embodiment in accordance with the utility model;
figure 3 is a schematic view of the exterior of a manhole assembly according to an embodiment of the utility model.
Description of the reference numerals
1 manhole cover 11 cover body
12 second engaging lug plate of embedded part 13
131 fixed part 132 ear plate part
2 inner cylinder of manhole seat 21
22 outer cylinder 23 sealing ring body
3 connecting component 31 first connecting lug plate
32 first connecting pin 4 sealing ring
41 first collar portion 42 second collar portion
5 pressing assembly 51 third connecting ear plate
52 second connecting pin 53 screw
54 clamp plate 55 pressing handle
56 opening 6 handle
Detailed Description
The following detailed description of specific embodiments of the utility model refers to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative and explanatory of the utility model and are not restrictive thereof.
The manhole device of the present invention is described below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, the present invention provides a manhole device, wherein the manhole device includes a manhole cover 1, a manhole seat 2 and a connecting assembly 3, the manhole seat 2 includes an inner cylinder 21 forming a manhole passage, an outer cylinder 22 sleeved outside the inner cylinder 21, and a sealing ring 23 connecting the inner cylinder 21 and the outer cylinder 22, an outer end surface of the sealing ring 23 is flush with an inlet surface of the manhole passage, so that the sealing ring 23 is attached to the manhole cover 1 when the manhole passage is closed; the connection assembly 3 comprises a first connection ear plate 31 welded to the outer cylinder 22 and a first connection pin 32 which articulates the first connection ear plate 31 with the manhole cover 1.
When the manhole device is used, the manhole seat 2 comprises an inner cylinder 21 forming a manhole channel, an outer cylinder 22 sleeved outside the inner cylinder 21, and a sealing ring 23 connecting the inner cylinder 21 and the outer cylinder 22, and the outer end surface of the sealing ring 23 is flush with the inlet surface of the manhole channel, so that the sealing ring 23 is attached to the manhole cover 1 when the manhole channel is closed, i.e. the manhole seat 2 is double-layer, when the first connecting ear plate 31 of the connecting assembly 3 is welded on the outer cylinder 22 of the manhole seat 2, even if the outer cylinder 22 is deformed by heat, the inner cylinder 21 is not affected, and the outer end surface of the sealing ring 23 connecting the inner cylinder 21 and the outer cylinder 22 is flush with the inlet surface of the manhole channel, thereby further ensuring the sealing performance of the manhole device, and the manhole device provided by the present invention can not only avoid the deformation of the manhole seat 2 caused by welding, the purpose of strengthening the intensity and the sealing performance of the manhole device can be achieved.
As shown in fig. 1 and 2, in the embodiment of the present invention, the manhole device further includes a sealing ring 4, and the sealing ring 4 is disposed on one of the sealing ring body 23 and the manhole cover 1 and is used to be closely fitted to the other. Namely, the sealing ring 4 can be arranged on one side of the manhole cover 1 facing the manhole channel, when the manhole cover 1 is covered, the sealing ring 4 arranged on the manhole cover 1 is attached to the outer end face of the sealing ring body 23, meanwhile, the sealing ring 4 can also be arranged on the outer end face of the sealing ring body 23, when the manhole cover 1 is covered, the sealing ring 4 can be used for being attached to and sealed with the manhole cover 1, and the sealing performance of the manhole device can be further guaranteed by arranging the sealing ring 4.
As shown in fig. 1 and 2, in the embodiment of the present invention, the manhole cover 1 includes a cover body 11 and an embedded portion 12 convexly disposed on the cover body 11 corresponding to the manhole passage, the sealing ring 4 includes a first sealing ring portion 41 and a second sealing ring portion 42 bent and extended from the first sealing ring portion 41, the first sealing ring portion 41 is configured to be disposed between the sealing ring body 23 and a partial region of the cover body 11 located outside the embedded portion 12 when the manhole cover 1 is closed, and the second sealing ring portion 42 is configured to be disposed between the inner cylinder 21 and the embedded portion 12 when the manhole cover 1 is closed. That is, the shape of the sealing ring 4 is L-shaped, and the first sealing ring portion 41 and the second sealing ring portion 42 of the sealing ring 4 correspond to the cover body 11 and the embedded portion 12 of the manhole cover 1, respectively, and when the manhole cover 1 is closed, the first sealing ring portion 41 is attached to the cover body 11, and the second sealing portion is attached to the peripheral side of the embedded portion 12, so that a good sealing effect can be achieved when the manhole cover 1 is closed. Of course, the sealing ring 4 may have other shapes, such as an F-shape or an N-shape.
As shown in fig. 2, in the embodiment of the present invention, the first seal ring portion 41 is provided on the outer end surface of the seal ring body 23, and the second seal ring portion 42 is provided on the inner cylinder 21. Because the outer terminal surface and the manhole passageway entry face parallel and level of the sealing ring body 23 set up, consequently conveniently tile first sealing ring portion 41 on the terminal surface of sealing ring body 23 towards manhole cover 1 one side, and when first sealing ring portion 41 tiles on sealing ring body 23, because sealing washer 4 is L type structure, second sealing ring portion 42 can with interior barrel 21 butt this moment.
As shown in fig. 1 and 3, in the embodiment of the present invention, the manhole cover 1 further includes a second connecting ear plate 13, the second connecting ear plate 13 includes a fixing portion 131 disposed on a side of the cover body 11 away from the manhole channel, and an ear plate portion 132 extending from the fixing portion 131 to an end of the cover body 11, and the ear plate portion 132 is hinged to the first connecting ear plate 31 by a first connecting pin 32. That is, the second connecting ear plate 13 is L-shaped, and extends out of the cover body 11 through the ear plate portion 132 of the second connecting ear plate 13, so as to be conveniently hinged to the first connecting ear plate 31.
As shown in fig. 3, in the embodiment of the present invention, the number of the first connecting lug plates 31 and the second connecting lug plates 13 is two, two first connecting lug plates 31 are arranged on the outer cylinder 22 at intervals, two second connecting lug plates 13 are respectively arranged at the outer sides of the two first connecting lug plates 31, and the first connecting pin 32 is arranged through the two first connecting lug plates 31 and the two second connecting lug plates 13. By providing two first connecting ear plates 31 and two second connecting ear plates 13, the connection of the manhole cover 1 and the manhole base 2 is more secure.
In an embodiment of the present invention, the sealing ring body 23 may be a metal plate welded to the ends of the inner cylinder 21 and the outer cylinder 22, respectively. The metal plates are common, the installation is simple, and the cost is low. Of course, the sealing ring body 23 may also be a sealing flange with good sealing performance, and since the sealing flange is a standard component and is widely applied to connection between pipe valves, the sealing ring body is easy to obtain and install. It can be understood that, when the sealing ring body 23 adopts a sealing flange with better sealing performance, the end faces of the sealing ring body 23 and the manhole cover 1 close to the periphery are respectively provided with a plurality of through holes which are matched with each other, and in the using process of the manhole device, the manhole cover 1 and the manhole seat 2 can be tightly pressed by using fasteners (such as bolts and nuts).
As shown in fig. 3, in the embodiment of the present invention, the manhole device further includes a pressing assembly 5, the pressing assembly 5 includes a third connecting ear plate 51, a second connecting pin 52, a screw 53, a clamping plate 54 and a pressing handle 55, the third connecting ear plate 51 is welded on the outer cylinder 22, the screw 53 is rotatably connected with the third connecting ear plate 51 through the second connecting pin 52, the clamping plate 54 is disposed on the manhole cover 1, the clamping plate 54 extends out of one end of the manhole cover 1 and is provided with an opening 56 for the screw 53 to pass through, and the pressing handle 55 is in threaded connection with the screw 53 and is located on one side of the clamping plate 54 facing away from the third connecting ear plate 51. The opening 56 is arranged on the clamping plate 54, the screw 53 is rotated to be arranged in the opening 56, and then the pressing handle 55 is rotated to be pressed inwards from the outer side of the clamping plate 54, so that the pressing component 5 can quickly press the manhole cover 1. And the third connecting lug plate 51 is welded to the outer cylinder 22, so that the inner cylinder 21 is ensured not to be deformed.
As shown in fig. 3, in the embodiment of the present invention, the number of the pressing assemblies 5 is at least two, and at least two pressing assemblies 5 are spaced apart from each other along the circumferential direction of the manhole cover 1. Through setting up a plurality of subassemblies 5 that compress tightly to compress tightly the multiple direction of manhole cover 1, further guarantee manhole device's leakproofness.
As shown in fig. 3, in the embodiment of the present invention, the manhole device further includes a handle 6, the handle 6 is disposed on a side of the manhole cover 1 facing away from the manhole seat, and the handle 6 is disposed to facilitate opening of the manhole cover 1.
To achieve the above object, the present invention also provides an apparatus having a manhole device, wherein the apparatus comprises a manhole device according to the above. The equipment can be a silo or a storage tank comprising a manhole device, the outer cylinder body 22 and the inner cylinder body 21 of the manhole seat 2 are respectively welded on a shell of the silo or the storage tank, and simultaneously all the technical solutions of the above embodiments are adopted by the equipment, so that the equipment at least has all the beneficial effects brought by the technical solutions of the above embodiments, and the detailed description is omitted.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A manhole assembly, comprising:
a manhole cover (1);
the manhole seat (2) comprises an inner cylinder (21) forming a manhole channel, an outer cylinder (22) sleeved on the outer side of the inner cylinder (21) and a sealing ring body (23) connecting the inner cylinder (21) and the outer cylinder (22), wherein the outer end surface of the sealing ring body (23) is flush with the inlet surface of the manhole channel, so that the sealing ring body (23) is attached to the manhole cover (1) when the manhole channel is closed; and
the connecting assembly (3) comprises a first connecting lug plate (31) welded on the outer cylinder body (22) and a first connecting pin (32) which movably hinges the first connecting lug plate (31) and the manhole cover (1).
2. Manhole device according to claim 1, further comprising a sealing ring (4), said sealing ring (4) being provided on one of said sealing ring body (23) and said manhole cover (1) and being intended to be snugly arranged with the other.
3. Manhole device according to claim 2, wherein the manhole cover (1) comprises a cover body (11) and a fitting part (12) protruding from the cover body (11) corresponding to the manhole channel, the sealing ring (4) comprises a first sealing ring part (41) and a second sealing ring part (42) bent and extending from the first sealing ring part (41), the first sealing ring part (41) is used for being arranged between the sealing ring body (23) and a partial area of the cover body (11) outside the fitting part (12) when the manhole cover (1) is closed, and the second sealing ring part (42) is used for being arranged between the inner cylinder (21) and the fitting part (12) when the manhole cover (1) is closed.
4. Manhole device according to claim 3, wherein said first sealing ring (41) is provided on the outer end face of said sealing ring (23) and said second sealing ring (42) is provided on said inner cylinder (21).
5. Manhole device according to claim 3, wherein the manhole cover (1) further comprises a second connecting ear plate (13), the second connecting ear plate (13) comprises a fixing portion (131) disposed on a side of the cover body (11) facing away from the manhole channel and an ear plate portion (132) extending from the fixing portion (131) and bent from an end of the cover body (11), the ear plate portion (132) is hinged to the first connecting ear plate (31) by the first connecting pin (32).
6. The manhole device according to claim 5, wherein the number of the first connecting ear plates (31) and the second connecting ear plates (13) is two, two first connecting ear plates (31) are spaced apart from each other on the outer cylinder (22), two second connecting ear plates (13) are respectively disposed at the outer sides of the two first connecting ear plates (31), and the first connecting pin (32) is inserted through the two first connecting ear plates (31) and the two second connecting ear plates (13).
7. Manhole device according to any of claims 1 to 6, wherein said sealing ring (23) is a metal plate welded to said inner cylinder (21) and to said outer cylinder (22), respectively.
8. Manhole device according to any of claims 1 to 6, further comprising a compression assembly (5), the pressing component (5) comprises a third connecting lug plate (51), a second connecting pin (52), a screw rod (53), a clamping plate (54) and a pressing handle (55), the third connecting ear plate (51) is welded on the outer cylinder body (22), the screw rod (53) is rotatably connected with the third connecting ear plate (51) through the second connecting pin (52), the clamping plate (54) is arranged on the manhole cover (1), and the clamping plate (54) extends out of one end of the manhole cover (1) and is provided with an opening (56) for the screw rod (53) to pass through, the pressing handle (55) is in threaded connection with the screw (53) and is positioned on one side, away from the third connecting lug plate (51), of the clamping plate (54).
9. Manhole device according to claim 8, wherein the number of said hold-down assemblies (5) is at least two, at least two of said hold-down assemblies (5) being spaced apart along the circumference of said manhole cover (1).
10. An apparatus having a manhole arrangement, comprising a manhole arrangement according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220490473.4U CN216944545U (en) | 2022-03-04 | 2022-03-04 | Manhole device and equipment with manhole device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220490473.4U CN216944545U (en) | 2022-03-04 | 2022-03-04 | Manhole device and equipment with manhole device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216944545U true CN216944545U (en) | 2022-07-12 |
Family
ID=82294349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220490473.4U Active CN216944545U (en) | 2022-03-04 | 2022-03-04 | Manhole device and equipment with manhole device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216944545U (en) |
-
2022
- 2022-03-04 CN CN202220490473.4U patent/CN216944545U/en active Active
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| GR01 | Patent grant | ||
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Address after: 410013 third floor, 101 office building, Hunan aoshengte Heavy Industry Technology Co., Ltd., No. 569, Dongfanghong Road, high tech Development Zone, Changsha, Hunan Patentee after: Zoomlion New Material Technology Co.,Ltd. Address before: 410013 third floor, 101 office building, Hunan aoshengte Heavy Industry Technology Co., Ltd., No. 569, Dongfanghong Road, high tech Development Zone, Changsha, Hunan Patentee before: Hunan Zoomlion New Material Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |