CN206435010U - Manhole baffle arrangement - Google Patents
Manhole baffle arrangement Download PDFInfo
- Publication number
- CN206435010U CN206435010U CN201720098588.8U CN201720098588U CN206435010U CN 206435010 U CN206435010 U CN 206435010U CN 201720098588 U CN201720098588 U CN 201720098588U CN 206435010 U CN206435010 U CN 206435010U
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- manhole
- inner cylinder
- flange
- baffle
- baffle arrangement
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Abstract
The utility model provides a kind of manhole baffle arrangement, what it can be removably mounted connects with the manhole shell section of cylinder, manhole baffle arrangement includes inner cylinder, inner cylinder is in the hollow structure of both ends open, one end of inner cylinder is connected with the curved baffle isometrical with cylinder, and the intrados of curved baffle is towards the outside of inner cylinder, the other end of inner cylinder is circumferentially connected with sealing ring, inner cylinder insertion manhole shell section in and can along manhole shell section axial movement, curved baffle is located at the junction of manhole shell section and cylinder, the end of manhole shell section is circumferentially arranged with manhole flange, manhole flange lid is covered with manhole flange, sealing ring is located between manhole flange and manhole flange lid, manhole flange lid is sequentially passed through by bolt, sealing ring, manhole flange spins with nut, manhole flange lid, sealing ring, manhole flange connects.The manhole baffle arrangement that the utility model is provided, it is lightweight, it is to avoid to form dead band, do not influence manhole flange lid to open and convenient disassembly.
Description
Technical field
The utility model is related to tower equipment technical field, more particularly to a kind of manhole baffle arrangement.
Background technology
Pressure vessel in many occasions in use, device interior has the media such as filler, catalyst or absorbent, in order to avoid
Due to hot-spot or delay, cause medium to be gathered or coking in manhole, baffle plate generally is set in manhole connecting pipe region, prevent
Only medium enters manhole connecting pipe region.In the prior art, conventional baffle arrangement it is main by interior outer baffle block (each 3 and uniform) and
One baffle plate composition with handles, is wherein provided with block groove (3 are uniform) on baffle plate, to bypass outer baffle block, the baffle plate it is specific
Structure can be found in HG20652-1998《Tower design technical stipulation》I type or SH/T3098-2011 in middle Fig. 5 .4.9《Oil
Chemical tower design specification》Middle Figure 16.When mounted, will be put into after the contraposition of the block groove on baffle plate and outer baffle block interior outer baffle block it
Between, rotate to an angle, make block groove with outer baffle block not in same orientation, baffle plate is to be fixed between interior outer baffle block, with reality
Now to the barrier effect of the media such as filler, catalyst or absorbent;When needing to unload lower baffle plate, butterfly to fluting and outer gear
Block angle is consistent, you can pull down.But, such baffle arrangement, because block needs to be welded on flange or shell ring, is added
Operational sequence and inconvenient people enters manhole;In addition, the position of block determines that baffle plate can not be concordant with the holding of cylinder curved surface, gear
There is larger space between plate and cylinder inboard wall, the medium such as filler, catalyst or absorbent still enters manhole, forms dead band.
In order to solve the above problems, employ belt carcass baffle arrangement in the prior art, one of which belt carcass baffle arrangement by
One is welded in the inner core cylinder composition on blind flange, and the shell ring external diameter of wherein inner core cylinder is slightly less than manhole internal diameter, and interior side stopboard is done
Concordant with housing inner diameter into arc transition, concrete structure is referring to HG20652-1998《Tower design technical stipulation》Middle Fig. 5 .4.9
In II type, but the inner core cylinder of the belt carcass baffle arrangement and manhole cover are welding, and manhole cover can only be extracted along cylinder direction, cause
It is not suitable for rotary cap, level and hang the manhole structure that manhole blind flange and the flanges such as lid are indirectly connected with, the scope of application is limited;
In addition, the manhole cover construction weight welded together with inner core cylinder is larger, the unlatching difficulty of manhole flange lid is added;Other one
Belt carcass baffle arrangement is planted, belt carcass baffle arrangement includes baffle plate and nonmetallic thermal insulation layer, and can fill resistance to inside it as needed
Hot material, bore steam vent etc., the belt carcass baffle arrangement can use welding structure, it is also contemplated that by inner tube structure be fixed on flange and
At sealing surface between blind flange, its concrete structure is referring to SH/T3098-2011《Petrochemical industry tower design specification》Middle Figure 17,
When the belt carcass baffle arrangement uses non-solder structure, i.e., inner core cylinder is welded into a ring flat-plate, be pressed on by ring flat-plate on sealing surface
Realize and fix, and respectively put between manhole flange and blind flange annular slab is hold in the middle of a pad, pressured consolidation is now fixed, this
The structure of sample can solve the problem that being not applied for rotary cap, the vertical lid rotary cap, level of hanging hangs lid etc. between manhole blind flange and flange
The manhole structure connect in succession, but the inner core cylinder and compression ring flat-plate weight are larger, are installed to baffle plate, unloading process brings inconvenience,
And the mode for realizing fixation is compressed by blind flange, it is not easy to the installation and removal of blind flange.
Utility model content
The purpose of this utility model is to provide the manhole baffle arrangement of a kind of lightweight, installation and convenient disassembly.
To reach above-mentioned purpose, the utility model provides a kind of manhole baffle arrangement, its people with cylinder that can be removably mounted
Hole shell ring connects, and the manhole baffle arrangement includes inner cylinder, and the inner cylinder is in the hollow structure of both ends open, the one of the inner cylinder
End is connected with the curved baffle isometrical with the cylinder, and the curved baffle intrados towards the outside of the inner cylinder, institute
The other end for stating inner cylinder is circumferentially connected with sealing ring, and the inner cylinder insertion manhole shell section is interior and can be along the manhole shell section
Axial movement, the curved baffle is located at the junction of the manhole shell section and the cylinder, the end of the manhole shell section
Circumferentially arranged with manhole flange, manhole flange lid is covered with the manhole flange, the sealing ring is located in the manhole method
It is blue between the manhole flange lid, the manhole flange lid, the sealing ring, the manhole flange are sequentially passed through by bolt
Spun with nut, the manhole flange lid, the sealing ring, the manhole flange connect.
Manhole baffle arrangement as described above, wherein, the sealing ring includes the sealing of ring-type and the connecting portion of ring-type,
The connecting portion is connected to the outside of the sealing, and the thickness of the sealing is more than the thickness of the connecting portion.
Manhole baffle arrangement as described above, wherein, the external diameter of the connecting portion, the external diameter of the manhole flange and institute
The external diameter for stating manhole flange lid is equal.
Manhole baffle arrangement as described above, wherein, multiple spaced through holes are offered on the side wall of the inner cylinder.
Manhole baffle arrangement as described above, wherein, multiple through holes are set at equal intervals, and through hole described in adjacent two it
Between be smaller than or equal to 100mm.
Manhole baffle arrangement as described above, wherein, the wall thickness of the inner cylinder is less than the thickness of the baffle plate.
Manhole baffle arrangement as described above, wherein, two handles are arranged with the internal face of the inner cylinder.
Manhole baffle arrangement as described above, wherein, the inner surface of the outside wall surface of the inner cylinder and the manhole shell section it
Between have gap, the gap be less than or equal to 5mm.
Manhole baffle arrangement as described above, wherein, the baffle plate, the inner cylinder and the sealing ring are welding fabrication
Integral structure.
Manhole baffle arrangement as described above, wherein, between the manhole flange and the sealing, the manhole method
Gasket seal is respectively equipped between orchid lid and the sealing.
Compared with prior art, advantage of the present utility model is as follows:
The manhole baffle arrangement that the utility model is provided, is separated manhole shell section with cylinder by curved baffle, it is to avoid
The media such as filler, catalyst or absorbent, which enter, forms dead band in manhole shell section;And weld one in inner core cylinder with prior art
Ring flat-plate, is pressed on by ring flat-plate and realizes that fixed mode is compared on sealing surface, inner cylinder passes through sealing ring and manhole shell section and manhole
Blind flange connects, and both causes the installation and removal of manhole flange lid to become simple and convenient, and inner cylinder, manhole shell section and people are caused again
Connection between the blind flange of hole is relatively reliable, so that the installation and removal of manhole baffle arrangement are simple to operate, in addition,
Sealing ring it is lightweight, can effectively reduce the weight of manhole baffle arrangement, so reduce manhole baffle arrangement installation and
Disassembling section difficulty;
The manhole baffle arrangement that the utility model is provided, sealing ring includes the sealing of ring-type and the connecting portion of ring-type, close
Envelope portion can be adjusted accordingly according to manhole standard to seal ring seal face size and seal style, so that seal ring structure has
General applicability, the thickness of sealing is more than the thickness of connecting portion, so so that sealing ring not only had it is certain rigid but also light,
So as to reach the purpose of economical rationality;
The manhole baffle arrangement that the utility model is provided is multiple spaced logical by being offered on the side wall of inner cylinder
Hole, can both avoid inner cylinder formation seal cavity, and situation about being failed because the reasons such as pressure difference, the temperature difference cause weld seam tear occurred,
Exhaust and discharge opeing can be played a part of again, meanwhile, without passage is set on baffle plate, so as to avoid medium from flighted rows
Stomata enters inner cylinder, medium build or coking problem is solved more thoroughly, in addition, inner cylinder can also significantly be mitigated by opening up through hole
Weight;
Two handles are arranged with the manhole baffle arrangement that the utility model is provided, the internal face in inner cylinder, are passed through
Handle drives the movement of inner cylinder so that the installation and removal of baffle plate become simpler convenience, while handle can also play support
The effect of inner cylinder;
The manhole baffle arrangement that the utility model is provided, baffle plate, inner cylinder and sealing ring are the integral type knot of welding fabrication
Structure, the connected mode of welding can bear certain pressure, and good, the favorable sealing property of rigidity can effectively prevent material medium from leading to
Connection gap is crossed into formation dead band in manhole shell section.
Brief description of the drawings
The following drawings is only intended to, in doing the utility model schematic illustration and explanation, not limit model of the present utility model
Enclose.Wherein:
Fig. 1 is the use state structural representation of the manhole baffle arrangement provided according to the embodiment of the utility model one;
Fig. 2 is the structural representation of inner cylinder in manhole baffle arrangement shown in Fig. 1;
Fig. 3 is the structural representation at another visual angle of the inner cylinder shown in Fig. 2;
Fig. 4 is the side structure schematic view of the endoporus shown in Fig. 3.
Drawing reference numeral explanation:
1- inner cylinders;11- through holes;2- curved baffles;3- sealing rings;31- sealings;32- connecting portions;321- connecting holes;4-
Manhole flange lid;5- bolts;6- nuts;7- handles;8- gasket seals;
10- cylinders;20- manhole shell sections;201- manhole flanges.
Embodiment
In order to have clearer understanding to the technical solution of the utility model, purpose and effect, in conjunction with brief description of the drawings originally
The embodiment of utility model.
As shown in figure 1, the utility model provides a kind of manhole baffle arrangement, its manhole cylinder with cylinder 10 that can be removably mounted
Section 20 connects, and manhole baffle arrangement includes inner cylinder 1, wherein, inner cylinder 1 is in the hollow structure of both ends open, one end connection of inner cylinder 1
Have a curved baffle 2 isometrical with cylinder 10, and curved baffle 2 intrados towards the outside of inner cylinder 1, i.e. curved baffle 2 with it is interior
Cylinder 1 forms an arc-shaped concave after connecting in the end of inner cylinder 1, and the other end of inner cylinder 1 is circumferentially connected with sealing ring 3, manhole
The end of shell ring 20 is circumferentially arranged with manhole flange 201, and the insertion manhole shell section 20 of inner cylinder 1 is interior and can be along the axial direction of manhole shell section 20
Mobile, sealing ring 3 is connected on manhole flange 201, and curved baffle 2 is located at the junction of manhole shell section 20 and cylinder 10, passes through
Curved baffle 2 separates manhole shell section 20 with cylinder 10, because curved baffle 2 and cylinder 10 are isometrical, so that arc is kept off
The inner surface of the inner surface of plate 2 and cylinder 10 natural transition, i.e. curved baffle 2 towards the surface inside cylinder 10 and cylinder 10
In in same cylinder, dead band is formed in manhole shell section 20 so as to effectively prevent the media such as filler, catalyst or absorbent and enter,
And by the clamping engagement of sealing ring 3 and manhole flange 201, can be spacing to the mobile carry out of inner cylinder 1, so that arc is kept off
Plate 2 will not be stretched into inside cylinder 10, will not also be placed in the middle part of manhole shell section 20;Manhole method is covered with manhole flange 201
Blue lid 4, sealing ring 3 is located between manhole flange 201 and manhole flange lid 4, by bolt 5 sequentially pass through manhole flange lid 4,
Sealing ring 3, manhole flange 201 spin with nut 6, and manhole flange lid 4, sealing ring 3, manhole flange 201 connect, and pass through manhole method
Sealing ring 3 is pressed between manhole flange lid 4 and manhole flange 201 by blue lid 4, i.e., inner cylinder 1 passes through sealing ring 3 and manhole shell section
20 and manhole flange lid 4 connect, so, both ensure that the sealing property of cylinder 10, again cause manhole baffle arrangement dismounting and
Installation operation is simple and convenient.
The manhole baffle arrangement that the utility model is provided, the two ends of inner cylinder 1 connect curved baffle 2 and sealing ring 3 respectively, lead to
Cross curved baffle 2 to separate manhole shell section 20 with cylinder 10, it is to avoid the medium such as filler, catalyst or absorbent enters manhole
Dead band is formed in shell ring 20;A ring flat-plate is welded in inner core cylinder 10 with prior art, is pressed on sealing surface and is realized admittedly by ring flat-plate
Fixed mode is compared, and inner cylinder 1 is connected by sealing ring 3 with manhole shell section 20 and manhole flange lid 4, makes both to cause manhole flange lid
4 installation and removal become simple and convenient, cause connection between inner cylinder 1, manhole shell section 20 and manhole flange lid 4 more again
Reliably, so that the installation and removal of manhole baffle arrangement are simple to operate, in addition, sealing ring 3 lightweight, Neng Gouyou
The weight of effect reduction manhole baffle arrangement, and then reduce the installation and removal operation difficulty of manhole baffle arrangement.
In a kind of embodiment of the present utility model, as shown in Figures 2 and 3, sealing ring 3 includes the sealing 31 of ring-type
With the connecting portion 32 of ring-type, connecting portion 32 is connected to the outside of sealing 31, and sealing 31 connects with inner cylinder 1, as shown in figure 4,
Connecting portion 32 is circumferentially arranged with multiple spaced connecting holes 321 run through for bolt 5, manhole flange 201 and manhole method
It is pointed at each connecting hole 321 be respectively equipped with mounting hole on blue lid 4, sealing 31 seals, 32 positioning of connecting portion connect
Effect is connect, for the manhole of the seals style such as male and fomale(M&F) (FM/M types), tongue and groove (TG), whole plane (FF), sealing 31 can
The size of seal contact face of sealing ring 3 and seal style are adjusted accordingly according to manhole standard, generally fitted so that the structure of sealing ring 3 has
With property, the thickness of sealing 31 is more than the thickness of connecting portion 32, that is, increases the thickness of the sealing 31 sealed, to improve
The sealing property of sealing ring 3, has reduced the thickness of the connecting portion 32 for the effect of being located by connecting, to reduce the overall weight of sealing ring 3,
So as to lower the weight that inner cylinder 1 is overall, so, pass through the thickness of Reasonable adjustment sealing ring 3 so that sealing ring 3 had both had certain firm
Property again it is light, so as to reach the purpose of economical rationality, it is preferred that the thickness of sealing 31 be less than or equal to 12mm, connecting portion
32 thickness is less than or equal to 4mm.
Further, as shown in figure 1, the external diameter of connecting portion 32, the external diameter of manhole flange 201 and manhole flange lid 4 it is outer
Footpath is equal, so, when the outer peripheral face of connecting portion 32 aligns with the outer peripheral face of manhole flange 201, you can make the axis of inner cylinder 1 with
The axis collinear of manhole shell section 20 so that connecting portion 32 can be played to middle effect in assembling, so that the energy of curved baffle 2
It is enough farthest to stop that the media such as filler, catalyst or absorbent enter in manhole shell section 20, while being easy to pair of sealing ring 3
Neat and installation.
Further, do not influence inner cylinder 1 it is rigid under the premise of, as shown in Figure 1, Figure 2, Figure 3 and Figure 4, in the side of inner cylinder 1
Offer multiple spaced through holes 11 on wall, the setting of through hole 11 can both avoid the formation seal cavity of inner cylinder 1, occur because
The situation that the reasons such as pressure difference, the temperature difference cause weld seam tear and failed, can play a part of exhaust and discharge opeing, in use, position again
Through hole 11 in top can play a part of exhaust, and underlying through hole 11 can play a part of discharge opeing, simultaneously as through hole
11 are arranged on inner cylinder 1 so that passage need not be set on baffle plate, so that avoid medium enters inner cylinder 1 from baffle plate steam vent,
Solve medium build or coking problem more thoroughly, in addition, the weight of inner cylinder 1 can also significantly be mitigated by opening up through hole 11, enter one
Step reduces the installation and removal operation difficulty of manhole baffle arrangement.
Further, multiple through holes 11 are set at equal intervals, and being smaller than between adjacent two through hole 11 or are equal to
100mm, is less than or equal to 100mm close to the distance between through hole 11 and sealing ring 3 of sealing ring 3, each through hole 11 it is a diameter of
30mm, such rigidity for being sized to farthest ensure inner cylinder 1, while reducing the overall weight of inner cylinder 1.
Further, due to the weight of inner cylinder 1 in whole baffle arrangement large percentage, in order to rationally mitigate the weight of inner cylinder 1 and reach
To the purpose of economical rationality, the wall thickness of inner cylinder 1 is less than the thickness of baffle plate, so, reduce further the overall weight of inner cylinder 1
Amount, so that the installation and removal of whole baffle arrangement are facilitated, it is excellent in the case where ensureing the use intensity of inner cylinder 1 and baffle plate
Choosing, Weir Plate Thickness is less than or equal to 6mm, and the thickness of inner cylinder 1 is less than or equal to 4mm.
In a kind of preferred embodiment of the present utility model, for the ease of the installation and removal of inner cylinder 1, in inner cylinder 1
Two handles 7 are arranged with internal face, handle 7 is set close to sealing ring 3, handle 7 is board-like handle 7, it should be noted that
The through hole 11 that opens up needs to keep certain distance with handle 7, passes through the movement that handle 7 drives inner cylinder 1 so that the installation of baffle plate and
Dismounting becomes simpler convenience, while handle 7 can also play a part of supporting inner cylinder 1, so that the wall thickness of inner cylinder 1 can
That does is thinner, further the weight of reduction inner cylinder 1, it is preferred that the distance between handle 7 and sealing ring 3 are 20mm.
In a kind of embodiment of the present utility model, the inner surface of the outer surface of inner cylinder 1 and the manhole shell section 20 it
Between there is gap, gap is less than or equal to 5mm, and such size can either avoid causing filler, catalyst because gap is excessive
Or the medium such as absorbent enters and forms dead band in manhole shell section 20, it can avoid gap is too small to cause the installation difficulty of inner cylinder 1 again.
In a kind of embodiment of the present utility model, baffle plate, inner cylinder 1 and sealing ring 3 are the integral type of welding fabrication
Structure, the connected mode of welding can bear certain pressure, and good, the favorable sealing property of rigidity can effectively prevent material medium
Entered by connection gap and dead band is formed in manhole shell section 20.
Further, in order to ensure the sealing property of manhole baffle arrangement, as shown in figure 1, in manhole flange 201 and sealing
Gasket seal 8 is respectively equipped between 31, between manhole flange lid 4 and sealing 31.
The installation and removal process of the manhole baffle arrangement of the utility model offer is provided below in conjunction with the accompanying drawings:
As shown in figure 1, when installing, inner cylinder 1 is inserted in manhole shell section 20 using two handles 7 in inner cylinder 1, due to interior
Multiple through holes 11, and thickness of the thickness less than curved baffle 2 of inner cylinder 1 are offered on cylinder 1, so as to greatly reduce inner cylinder 1
Weight so that inner cylinder 1 inserts the simple to operate of manhole shell section 20, and the sealing 31 of ring 3 to be sealed is connected to manhole flange
When on 201, curved baffle 2 is located exactly at the junction of manhole shell section 20 and the inner surface of cylinder 10, due to curved baffle 2 and cylinder
Body 10 is isometrical, therefore, now, and the inner surface towards the surface inside cylinder 10 and cylinder 10 of curved baffle 2 is located at same post
On face, then the outer peripheral face of sealing ring 3 is alignd with the outer peripheral face of manhole flange 201, afterwards, the lid of manhole flange lid 4 be located at
On manhole flange 201, and make bolt 5 sequentially pass through after manhole flange lid 4, the connecting portion 32 of sealing ring 3, manhole flange 201 with
Nut 6 spins, then inserts gasket seal between manhole flange 201 and sealing 31, between manhole flange lid 4 and sealing 31
8, manhole flange lid 4, sealing ring 3, manhole flange 201 can be fixedly connected by last tightening nut 6, and unloading process was with installing
Journey is on the contrary, will not be repeated here.
In summary, the manhole baffle arrangement that the utility model is provided, is divided manhole shell section and cylinder by curved baffle
Separate, it is to avoid the medium such as filler, catalyst or absorbent, which enters, forms dead band in manhole shell section;And with prior art in inner core
Cylinder welds a ring flat-plate, is pressed on by ring flat-plate and realizes that fixed mode is compared on sealing surface, and inner cylinder passes through sealing ring and manhole cylinder
Section and manhole flange lid connect, and both cause the installation and removal of manhole baffle arrangement to become simple and convenient, and inner cylinder, manhole are caused again
Connection between shell ring and manhole flange lid is relatively reliable;
The manhole baffle arrangement that the utility model is provided, sealing ring includes the sealing of ring-type and the connecting portion of ring-type, close
Envelope portion can be adjusted accordingly according to manhole standard to seal ring seal face size and seal style, so that seal ring structure has
General applicability, the thickness of sealing is more than the thickness of connecting portion, so so that sealing ring not only had it is certain rigid but also light,
So as to reach the purpose of economical rationality;
The manhole baffle arrangement that the utility model is provided is multiple spaced logical by being offered on the side wall of inner cylinder
Hole, can both avoid inner cylinder formation seal cavity, and situation about being failed because the reasons such as pressure difference, the temperature difference cause weld seam tear occurred,
Exhaust and discharge opeing can be played a part of again, meanwhile, without passage is set on baffle plate, so as to avoid medium from flighted rows
Stomata enters inner cylinder, medium build or coking problem is solved more thoroughly, in addition, inner cylinder can also significantly be mitigated by opening up through hole
Weight, reduce further the installation and removal operation difficulty of manhole baffle arrangement;
Two handles are arranged with the manhole baffle arrangement that the utility model is provided, the internal face in inner cylinder, are passed through
Handle drives the movement of inner cylinder so that the installation and removal of baffle plate become simpler convenience, while handle can also play support
The effect of inner cylinder;
The manhole baffle arrangement that the utility model is provided, baffle plate, inner cylinder and sealing ring are the integral type knot of welding fabrication
Structure, the connected mode of welding can bear certain pressure, and good, the favorable sealing property of rigidity can effectively prevent material medium from leading to
Connection gap is crossed into formation dead band in manhole shell section.
The schematical embodiment of the utility model is the foregoing is only, model of the present utility model is not limited to
Enclose.Any those skilled in the art, the equivalent variations made on the premise of design of the present utility model and principle is not departed from
With modification, the scope of the utility model protection all should be belonged to.And it should be noted that each part of the present utility model simultaneously
It is not limited only to above-mentioned overall applicability, each technical characteristic described in specification of the present utility model can be selected according to actual needs
One individually uses or selects multinomial combine to use, therefore, and the utility model is covered in the nature of things to be invented with this case
The relevant other combinations of point and concrete application.
Claims (10)
1. a kind of manhole baffle arrangement, what it can be removably mounted connects with the manhole shell section of cylinder, it is characterised in that the manhole baffle plate
Structure includes inner cylinder, and the inner cylinder is in the hollow structure of both ends open, and one end of the inner cylinder is connected with isometrical with the cylinder
Curved baffle, and the curved baffle intrados towards the outside of the inner cylinder, the other end of the inner cylinder circumferentially connects
Be connected to sealing ring, the inner cylinder insert in the manhole shell section and can along the manhole shell section axial movement, the arc keeps off
Plate is located at the junction of the manhole shell section and the cylinder, and the end of the manhole shell section is circumferentially arranged with manhole flange, institute
State and manhole flange lid be covered with manhole flange, the sealing ring be located in the manhole flange and the manhole flange lid it
Between, the manhole flange lid, the sealing ring, the manhole flange and nut are sequentially passed through by bolt and spun, the manhole
Blind flange, the sealing ring, the manhole flange connect.
2. manhole baffle arrangement according to claim 1, it is characterised in that
The sealing ring includes the sealing of ring-type and the connecting portion of ring-type, and the connecting portion is connected to the outer of the sealing
Side, the thickness of the sealing is more than the thickness of the connecting portion.
3. manhole baffle arrangement according to claim 2, it is characterised in that
The external diameter of the external diameter of the connecting portion, the external diameter of the manhole flange and the manhole flange lid is equal.
4. manhole baffle arrangement according to claim 1, it is characterised in that
Multiple spaced through holes are offered on the side wall of the inner cylinder.
5. manhole baffle arrangement according to claim 4, it is characterised in that
Multiple through holes are set at equal intervals, and being smaller than between through hole described in adjacent two or equal to 100mm.
6. manhole baffle arrangement according to claim 1, it is characterised in that
The wall thickness of the inner cylinder is less than the thickness of the baffle plate.
7. manhole baffle arrangement according to any one of claim 1 to 6, it is characterised in that
Two handles are arranged with the internal face of the inner cylinder.
8. manhole baffle arrangement according to any one of claim 1 to 6, it is characterised in that
There is gap, the gap is less than or equal to 5mm between the inner surface of the outside wall surface of the inner cylinder and the manhole shell section.
9. manhole baffle arrangement according to any one of claim 1 to 6, it is characterised in that
The baffle plate, the inner cylinder and the sealing ring are the integral structure of welding fabrication.
10. manhole baffle arrangement according to claim 9, it is characterised in that
Sealing is respectively equipped between the manhole flange and the sealing, between the manhole flange lid and the sealing
Pad.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720098588.8U CN206435010U (en) | 2017-01-26 | 2017-01-26 | Manhole baffle arrangement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720098588.8U CN206435010U (en) | 2017-01-26 | 2017-01-26 | Manhole baffle arrangement |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206435010U true CN206435010U (en) | 2017-08-25 |
Family
ID=59635353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720098588.8U Active CN206435010U (en) | 2017-01-26 | 2017-01-26 | Manhole baffle arrangement |
Country Status (1)
Country | Link |
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CN (1) | CN206435010U (en) |
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2017
- 2017-01-26 CN CN201720098588.8U patent/CN206435010U/en active Active
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