CN213058575U - Manhole device - Google Patents
Manhole device Download PDFInfo
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- CN213058575U CN213058575U CN202021664513.XU CN202021664513U CN213058575U CN 213058575 U CN213058575 U CN 213058575U CN 202021664513 U CN202021664513 U CN 202021664513U CN 213058575 U CN213058575 U CN 213058575U
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- flange
- bolt
- lower flange
- manhole
- upper flange
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Abstract
The utility model discloses a manhole device includes: the sealing device comprises a lower flange, a sealing gasket, an upper flange, a hinge mechanism for movably connecting the lower flange and the upper flange, a spherical cap-shaped sealing head welded on the upper flange, and a first handle welded on the spherical cap-shaped sealing head and positioned on one side opposite to the hinge mechanism; and the fastening devices are the same as the bolt clamping plates in number. The utility model discloses an improved the seal structure of flange and lower flange on the improvement, avoid the remaining problem of medium in the container, it is more comprehensive when wasing, it is bigger to wash the area, the cleanliness factor is higher, guarantee that remaining volume is minimum, and avoid upper flange and lower flange to hide dirty dirt problem, the outside difficult dust or other pollutants that deposit of flange, it is easy because the temperature variation of environment has some easy infiltration to get into jar body in the manhole to avoid upper flange and lower flange clearance, be favorable to the sealed requirement of sanitary-grade of the jar body.
Description
Technical Field
The utility model relates to a manhole device.
Background
The manhole of the tank body is too high relative to the head and the upper flange and the lower flange of the manhole are not reasonably optimized, so that the cleaning is incomplete or the cleaning area is limited; in the traditional manhole structure, dirt is easy to store and contain in the gap area between the upper flange and the lower flange, dirt is not easy to wipe or clean, and liquefied water and the like are easy to permeate into the manhole and enter the tank body due to the temperature change of the environment in the gap between the upper flange and the lower flange, so that the sanitary sealing requirement of the tank body is not facilitated; the fastener part of manhole is too much, fastener seems loaded down with trivial details and the manufacturing degree of difficulty is big, and often be difficult to realize perfect cooperation assembly because certain part manufacturing error is big among the numerous parts of fastener or welding deformation is big, lead to whole manhole to discount greatly in the result of use, influence the sealing performance of manhole and the security performance of pressure test when more serious, hidden dangerous possibility has increased, be unfavorable for personnel's safety and the safety control of production, current manhole device is unfavorable for the improvement of cleaning rate, have the limitation in security performance and the production operation, can not deal with complicated special operational environment, adaptability is relatively poor.
Disclosure of Invention
The utility model aims to solve the problems, the manhole device is provided, the sealing structure of the upper flange and the lower flange is improved, the residual problem of media in a container is avoided, the cleaning is more comprehensive, the cleaning area is larger, the cleanliness is higher, the residual quantity is ensured to be minimum, the dirt and scale containing problem of the upper flange and the lower flange is avoided, dust or other pollutants are not easy to deposit outside the flange, the gap between the upper flange and the lower flange is avoided to be easy to permeate into a manhole due to the temperature change of the environment and the like and enter a tank body, the sanitary sealing requirement of the tank body is facilitated, the special-shaped sealing gasket is adopted, the sealing effect is improved, the leakage risk is reduced, the cleaning completeness and effectiveness of the manhole are enhanced, the adaptability is stronger, the fastening device is improved, the manufacturing cost is reduced, the number of parts is reduced, the steps of operation and installation are simplified, not only saves time and labor, but also has stronger operability.
The purpose of the utility model is realized like this:
the utility model discloses a manhole device includes:
the upper surface of the lower flange sequentially comprises a first plane, a first inclined plane extending upwards, a second plane and a second inclined plane extending downwards from the outer edge inwards, wherein the second plane and the second inclined plane are jointly used as a lower sealing surface of the lower flange;
the lower surface of the sealing gasket is attached to the lower sealing surface of the lower flange;
the bottom surface of the upper flange is provided with an upper sealing surface matched with the lower sealing surface of the lower flange, the side wall of the upper flange is welded with at least three bolt clamping plates, and the bolt clamping plates are provided with U-shaped notches;
the hinge mechanism is used for movably connecting the lower flange and the upper flange and comprises a lower ear plate and an upper ear plate which are respectively welded on the outer walls of the lower flange and the upper flange correspondingly, the lower ear plate is rotatably connected with the upper ear plate through a rotating shaft, and at least one end of the rotating shaft is provided with a rotating shaft pin for limiting;
a spherical cap-shaped end enclosure welded on the upper flange;
a first handle welded on the spherical cap-shaped seal head and positioned at the opposite side of the hinge mechanism; and
the same number of fastening devices as bolt catch plates, each fastening device comprising:
the upper part of the bolt is provided with threads and is positioned in the U-shaped notch of the bolt clamping plate corresponding to the bolt, and the head of the lower end of the bolt is clamped in a groove which is radially arranged on the side wall of the lower flange;
a pressing block which is internally provided with a vertical internal thread hole and is screwed on the bolt, and the pressing block is positioned on the bolt clamping plate; and
one end of the second handle is connected with the upper end of the pressing block and used for rotating the pressing block on the same horizontal plane.
The number of the bolt clamping plates in the manhole device is six.
The manhole device is characterized in that a protruding part used for limiting is arranged on the bolt.
The end that second handle and compact heap are connected in foretell manhole device is the bulb, and the upper end of compact heap is equipped with the globular chamber that is used for this bulb to match the installation, blocks when the second handle level is placed in the notch of seting up on the compact heap and globular chamber intercommunication.
The lower ear plate of the manhole device is provided with a positioning rod which is parallel to the rotating shaft and is positioned below the rotating shaft.
The pressing block in the manhole device is in a column shape.
The pressing block in the manhole device comprises two spliced sub-blocks.
The groove on the side wall of the lower flange in the manhole device is a U-shaped groove, and the calibers of the upper part and the lower part of the groove are respectively matched with the screw rod and the head of the bolt.
The utility model discloses an improved the seal structure of flange and lower flange on the improvement, avoid the remaining problem of medium in the container, it is more comprehensive when wasing, it is bigger to wash the area, the cleanliness factor is higher, guarantee that remaining volume is minimum, and avoid upper flange and lower flange to hide dirty dirt problem, the outside difficult dust or other pollutants that deposit of flange, it is easy because the temperature variation of environment has some easy infiltration to get into the jar body in the manhole because the temperature variation of environment, be favorable to the sealed requirement of the sanitary-grade of the jar body, adopt special-shaped sealed pad, improve sealed effect, reduce and reveal the risk, the washing completeness and the validity of reinforcing manhole, adaptability is stronger, fastener has been improved, reduce manufacturing cost, part quantity has been reduced, the step of operation and installation has been simplified, not only save time but also laborsaving, maneuverability is stronger.
Drawings
Figure 1 is a schematic view of the manhole device structure of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
fig. 3 is a cross-sectional view of the lower flange of the present invention;
FIG. 4 is a schematic view of the portion E of FIG. 3;
fig. 5 is a schematic perspective view of the groove of the present invention;
fig. 6 is a cross-sectional view of the gasket of the present invention;
fig. 7 is a schematic structural view of an upper flange of the present invention;
FIG. 8 is a cross-sectional view taken along line B-B of FIG. 7;
fig. 9 is a cross-sectional view of the fastening device of the present invention (without the bolt);
FIG. 10 is a top view of FIG. 7;
fig. 11 is a top plan assembly view of the fastening device of the present invention;
fig. 12 is a schematic view of the bolt structure of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
Referring to fig. 1-12, the manhole device of the present invention includes:
the upper surface of the lower flange 1 sequentially comprises a first plane 11, a first inclined plane 12 extending upwards, a second plane 13 and a second inclined plane 14 extending downwards from the outer edge inwards, the first inclined plane 12, the second plane 13 and the second inclined plane 14 extending downwards form a boss structure together, and the second plane 13 and the second inclined plane 14 are used as a lower sealing surface of the lower flange 1 together;
the lower surface of the sealing gasket 2 is attached to the lower sealing surface of the lower flange 1;
the side wall of the upper flange 3 is welded with at least three bolt clamping plates 31, the bolt clamping plates 31 are provided with U-shaped notches 32, and the lower surfaces of the bolt clamping plates 31 are provided with upper sealing surfaces 33 matched with the lower sealing surfaces of the lower flange 1;
a hinge mechanism 4 for movably connecting the lower flange 1 and the upper flange 3, the hinge mechanism 4 comprises a lower ear plate 41 and an upper ear plate 42 respectively welded on the outer walls of the lower flange 1 and the upper flange 3, the lower ear plate 41 is rotatably connected with the upper ear plate 42 through a rotating shaft 43, at least one end of the rotating shaft 43 is provided with a rotating shaft pin 44 for limiting, wherein the lower ear plate 41 is provided with a positioning rod 45 which is parallel to the rotating shaft 43 and is positioned below the rotating shaft 43;
a spherical cap-shaped seal head 5 welded on the upper flange 3;
a first handle 6 welded on the spherical cap-shaped end socket 5 and positioned on the opposite side of the hinge mechanism 4; and
the same number of fastening devices 7 as the bolt catch plates 31, each fastening device 7 comprising:
a bolt 71, the upper part of the bolt 71 is provided with threads and is positioned in the U-shaped notch 32 of the corresponding bolt clamping plate 31, the head 71a of the lower end of the bolt 71 is clamped in the groove 15 which is radially opened on the side wall of the lower flange 1, the groove 15 is a U-shaped groove, and the calibers of the upper part and the lower part of the groove 15 are respectively matched with the screw rod and the head of the bolt 71;
a pressing block 72 which is internally provided with a vertical internal thread hole and is screwed on the bolt 71; and
and a second handle 73 having one end connected to the upper end of the pressing block 72 to rotate the pressing block 72 on the same horizontal plane.
In the present embodiment, the first and second electrodes are,
the manhole device is fastened and installed by using six fastening devices 7, and the number of corresponding bolt clamping plates 31 is six;
the bolt 71 is provided with a boss 71b for limiting.
The end of the second handle 73 connected with the pressing block 72 is a ball 73a, the upper end of the pressing block 72 is provided with a spherical cavity for matching and installing the ball 73a, the second handle 73 is horizontally clamped in a notch 72a formed in the pressing block 72 and communicated with the spherical cavity, and the pressing block 72 is in a cylindrical shape formed by splicing two sub-blocks.
The utility model discloses a manhole device has following advantage:
the manhole device has low overhanging height and is attached to the inner surface of the end socket, so that the cleaning completeness is enhanced, and the requirement of high cleanliness of pharmaceutical sanitation is met;
the overall structure is reasonable in distribution, the pressure resistance and the toughness are more excellent than those of a common manhole structure, and the overall strength meets the working condition more widely; the cleanliness is higher, the minimum residual quantity is ensured, the problems of dirt storage and dirt holding of the upper flange 1 and the lower flange 3 are avoided, dust or other pollutants are not easy to precipitate at the joint part of the upper flange 1 and the lower flange 1, the phenomenon that a gap between the upper flange 1 and the lower flange 1 is easy to permeate into a manhole due to the temperature change of the environment and the like, and then the gap enters the tank body is avoided, and the sanitary sealing requirement of the tank body is facilitated;
the fastening device 7 is improved, the material cost is greatly reduced, the number of parts of the fastening device 7 is relatively reduced, the operation and installation steps are simplified, time and labor are saved, the operability is higher, the fastening performance of clamping the head of the bolt 71 into the groove 15 of the lower flange 1 is more excellent and more flexible than the traditional fastening performance, and the production and the manufacture are simpler and more convenient than the traditional fastening device 7;
fourthly, use the compact heap 73 sub-assembly to make fastener 7 flexibility improve greatly, humanized stronger, operating personnel can utilize compact heap 73 to pass through second handle 73 free rotation performance to in the best fastening position 7 of better selection, also realize more easily to the assembly precision requirement, validity, adaptability are stronger.
Fifthly, the upper flange 1 and the lower flange 3 are integrally sealed in a convex-concave structure, so that the matching degree of the upper flange 1 and the lower flange 3 is higher, and the sealing gasket 2 is positioned in the convex-concave structures of the upper flange 1 and the lower flange 3, so that the sealing effect is better, the leakage risk is smaller, the cleaning completeness of the manhole is greatly enhanced, the sealing performance is higher, and the capability of adapting to various working conditions is higher.
The above embodiments are provided only for the purpose of illustration, not for the limitation of the present invention, and those skilled in the relevant art can make various changes or modifications without departing from the spirit and scope of the present invention, therefore, all equivalent technical solutions should also belong to the scope of the present invention, and should be defined by the claims.
Claims (8)
1. A manhole assembly, comprising:
a lower flange, the upper surface of which comprises a first plane, a first inclined plane extending upwards, a second plane and a second inclined plane extending downwards in sequence from the outer edge inwards, wherein the second plane and the second inclined plane are jointly used as a lower sealing surface of the lower flange;
the lower surface of the sealing gasket is attached to the lower sealing surface of the lower flange;
the bottom surface of the upper flange is provided with an upper sealing surface matched with the lower sealing surface of the lower flange, the side wall of the upper flange is welded with at least three bolt clamping plates, and the bolt clamping plates are provided with U-shaped notches;
the hinge mechanism is used for movably connecting the lower flange and the upper flange and comprises a lower ear plate and an upper ear plate which are respectively welded on the outer walls of the lower flange and the upper flange correspondingly, the lower ear plate is rotatably connected with the upper ear plate through a rotating shaft, and at least one end of the rotating shaft is provided with a rotating shaft pin for limiting;
a spherical cap-shaped seal head welded on the upper flange;
a first handle welded to the spherical cap seal and located on an opposite side of the hinge mechanism; and
the same number of fastening devices as the bolt snap-gauge, each of the fastening devices comprising:
the upper part of the bolt is provided with threads and is positioned in the U-shaped notch of the bolt clamping plate corresponding to the bolt, and the head of the lower end of the bolt is clamped in a groove which is radially arranged on the side wall of the lower flange;
a pressing block which is internally provided with a vertical internal thread hole and is screwed on the bolt, and the pressing block is positioned on the bolt clamping plate; and
one end of the second handle is connected with the upper end of the pressing block and used for rotating the pressing block on the same horizontal plane.
2. The manhole apparatus of claim 1, wherein the number of bolt clamps is six.
3. The manhole apparatus of claim 1, wherein the bolt is provided with a raised portion for limiting.
4. The manhole device as claimed in claim 1, wherein the end of the second handle connected to the compressing block is a ball, and the compressing block has a ball cavity at its upper end for fitting the ball, and the second handle is locked in a recess formed in the compressing block and communicating with the ball cavity when the second handle is horizontally placed.
5. The manhole apparatus of claim 1, wherein the lower ear plate has a locating rod disposed below and parallel to the axis of rotation.
6. The manhole apparatus of claim 1, wherein the hold down blocks are cylindrical.
7. The manhole apparatus of claim 1, wherein the compression block comprises two split sub-blocks.
8. The manhole apparatus of claim 1, wherein the groove on the sidewall of the lower flange is a U-shaped groove and the upper and lower portions of the groove are respectively fitted with the screw and the head of the bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021664513.XU CN213058575U (en) | 2020-08-11 | 2020-08-11 | Manhole device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021664513.XU CN213058575U (en) | 2020-08-11 | 2020-08-11 | Manhole device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213058575U true CN213058575U (en) | 2021-04-27 |
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ID=75582017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021664513.XU Active CN213058575U (en) | 2020-08-11 | 2020-08-11 | Manhole device |
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| CN (1) | CN213058575U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113666005A (en) * | 2021-07-20 | 2021-11-19 | 上海奥星制药技术装备有限公司 | Manhole structure without dead angle |
-
2020
- 2020-08-11 CN CN202021664513.XU patent/CN213058575U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113666005A (en) * | 2021-07-20 | 2021-11-19 | 上海奥星制药技术装备有限公司 | Manhole structure without dead angle |
| CN113666005B (en) * | 2021-07-20 | 2023-01-24 | 上海奥星制药技术装备有限公司 | Manhole structure without dead angle |
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