CN1940373A - Different type, defferent diameter connection drainage manhole - Google Patents
Different type, defferent diameter connection drainage manhole Download PDFInfo
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- CN1940373A CN1940373A CN 200610006223 CN200610006223A CN1940373A CN 1940373 A CN1940373 A CN 1940373A CN 200610006223 CN200610006223 CN 200610006223 CN 200610006223 A CN200610006223 A CN 200610006223A CN 1940373 A CN1940373 A CN 1940373A
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Abstract
Provided is a different type, different diameter connection drainage manhole comprising a drainage manhole body provided with an upward inspection cylinder connecting part and a socket receiving port for connecting a socket to the upstream side and the downstream side; an upstream side socket having a drainage manhole body spigot fitted to the socket receiving port and connected to the drainage manhole body on one end and a circular pipe receiving port to be joined by a rubber ring to the circular pipe on the other end; an upstream side socket having a drainage manhole body spigot fitted to the socket receiving port and connected to the drainage manhole body on one end and a circular pipe socket to be joined by a rubber ring to the circular pipe on the other end; wherein the drainage manhole body is determined by a maximum nominal diameter in the various circular pipes to be connected, and the upstream side socket and the downstream side socket are determined by a combination of the drainage manhole body and a kind and a nominal diameter of circular pipe. So that different type, different diameter circular pipes can be connected by one drainage manhole.
Description
Technical field
The present invention relates to xenogenesis, reducing pipe connection drainage manhole (manhole), even relate in particular under the different situation of the kind of pipe that is connected the drainage manhole upstream side and the pipe that is connected downstream side and/or bore, do not need special pipe joint yet, and by just can corresponding xenogenesis, reducing pipe connection drainage manhole by a drainage manhole of the nominal diameter of the maximum in above-mentioned connected various pipes decision.
Background technique
When drainage piping is constructed, for the inspection in the pipe arrangement of burying underground or make other drainage pipings interflow, and tend in the way in its path, drainage manhole is set.At this moment, most drainage manholes of being constructed, for the situation that new pipe arrangement is connected with pipe arrangement of having established etc. and is used more, if the pipe arrangement buried underground of turn up is not checked, then have the situation of kind of the pipe arrangement of bore, horizontal pipe or the rifled pipe that can not correctly hold the pipe of being buried underground of establishing, ripple (corrugate) pipe etc. and so on.In addition, even the pipe arrangement of the identical nominal diameter of identical type, because of the difference of the manufacturing benchmark of pipe arrangement MANUFACTURER, the bore of actual pipe arrangement has deviation because of each MANUFACTURER.
Therefore, in the job site of reality, for can be corresponding and being connected of the pipe arrangement of any kind of or bore, need prepare in advance and a plurality ofly open flat 9-100987 communique or the special drainage manhole of opening the drainage manhole that is connected of the suitable and special pipe arrangement described in the 2002-39486 communique or having the birdsmouth of all size bore the spy.
In addition, under the different situation of the bore of the pipe arrangement that connects with the upstream side of drainage manhole and downstream side, for example at first selected drainage manhole with birdsmouth of the maximum pipe arrangement of suitable bore, other pipe arrangements, need real public clear 63-42233 communique of way installation therein or the real different reducing pipe arrangement jointing of the sort of entrance and exit bore described in the flat 1-116294 communique of opening, adjust by the bore to the birdsmouth that is fit to drainage manhole in advance, and connecting pipings.
Also have, under the diverse situation of the pipe arrangement that is connected with the upstream side and the downstream side of drainage manhole, also either party's pipe arrangement the xenogenesis pipe arrangement jointing described in the real fair 7-52464 communique is installed midway, need with the congener pipe arrangement of another pipe arrangement.Especially, under the situation of horizontal pipe or rifled pipe, bellows etc., even the nominal diameter of pipe arrangement is identical usually, the internal diameter of actual pipe arrangement or external diameter are also different, and connect under the situation of these xenogenesis pipe arrangements, need and with above-mentioned reducing pipe arrangement jointing and xenogenesis pipe arrangement jointing, will resemble the rifled pipe by standardized pipe arrangement directly with situation that drainage manhole is connected under, must use the spy to open flat 9-100987 communique and the spy opens the special drainage manhole described in the 2002-39486 communique.Also have, below, be called the situation of " bore " herein, be meant the diameter of the mouth that comprises internal diameter and external diameter.Below identical.
As mentioned above, when drainage manhole is set, the drainage piping of front and back is under the situation of xenogenesis, reducing pipe, need prepare the special parts of a plurality of xenogenesis pipe arrangement jointings or reducing pipe arrangement jointing and so in advance, in order to be installed in these parts on the pipe and to adjust the kind or the bore of pipe arrangement, need spended time in addition.Also have, have the such special water displacement problem of ultra-high price of not used of connecting band ribbed pipe by standardized pipe arrangement.
Patent documentation 1: the spy opens flat 9-100987 communique;
Patent documentation 2: the spy opens the 2002-39486 communique;
Patent documentation 3: real public clear 63-42233 communique;
Patent documentation 4: open flat 1-116294 communique in fact;
Patent documentation 5: real fair 7-52464 communique.
Summary of the invention
Therefore, the objective of the invention is to, even provide a kind of when drainage manhole is set the drainage piping of front and back be xenogenesis, reducing pipe, also can not use xenogenesis pipe arrangement jointing or reducing pipe arrangement jointing, and connect the drainage manhole of xenogenesis, reducing pipe with drainage manhole.
In order to achieve the above object, the described invention of one of the present invention is a kind of xenogenesis, reducing pipe connection drainage manhole, comprising:
The drainage manhole main body, it is provided with inspection tube joint up and is used for sleeve pipe birdsmouth at upstream side and downstream side adapter sleeve;
The upstream side sleeve pipe, it at one end has and is used for drainage manhole main body socket chimeric with described sleeve pipe birdsmouth and that be connected with the drainage manhole main body, has at the other end to be used for carrying out the pipe birdsmouth that rubber wheel engages with pipe;
Also have the downstream side sleeve pipe, it at one end has and is used for drainage manhole main body socket chimeric with described sleeve pipe birdsmouth and that be connected with the drainage manhole main body, has at the other end to be used for carrying out the pipe socket that rubber wheel engages with pipe, it is characterized in that,
Described drainage manhole main body, by maximum nominal diameter decision in the described connected various pipes, and described upstream side sleeve pipe and downstream side sleeve pipe, by the kind of described drainage manhole main body and pipe and the combination decision of nominal diameter.
Its result, according to one of invention described invention, owing to be arranged on the birdsmouth that sleeve pipe birdsmouth on the drainage manhole main body is standardized as comprehensive given number with definite shape, therefore the upstream side sleeve pipe and the downstream side sleeve pipe that connect above-mentioned birdsmouth and connected pipe, only select just to connect xenogenesis, reducing pipe, make the construction of pipe arrangement become very easy by kind and bore according to pipe.In addition, in the present invention, owing to adopting the rubber wheel juncture, even therefore depart from, also can easily absorb this angle of slip because of simple construction makes the pipe connection angle produce some for drainage manhole and being connected of pipe.
Also have, according to the present invention, because the selected nominal diameter decision by maximum in the connected various pipes of the drainage manhole of being constructed, even therefore under the situation that connects xenogenesis, reducing pipe, also can carry out pipe arrangement construction cheaply with a drainage manhole reply.
In addition, according to the present invention, because the basic structure of drainage manhole main body is identical with the structure of general resin system drainage manhole, therefore can use existing injection molding equipment to make drainage manhole, also have owing to do not need the making etc. of new metal pattern as principle, therefore can be with low-cost production's drainage manhole of the present invention.
In addition, in the present invention's the two described inventions, the shape of sleeve pipe birdsmouth of the described invention of one of invention is that benchmark is by group with the nominal diameter of rifled pipe.
Its result, two described inventions according to invention, owing to be arranged on the shape of the sleeve pipe birdsmouth on the drainage manhole main body, nominal diameter with rifled pipe is that benchmark is by the group integration, so the manufacture cost that can cut down drainage manhole significantly, no matter the number of the kind of pipe or nominal diameter in addition can significantly reduce the number of the drainage manhole main body that should prepare when construction.
In the present invention's the three described inventions, the flow path of the sleeve pipe birdsmouth of two described inventions of invention is decided to be with the internal diameter of rifled pipe in described group and equates.
Its result, according to invention three described in invention, even select under the situation of drainage manhole main body, also can form level and smooth shape, not hinder the current in the stream that forms by pipe, sleeve pipe and drainage manhole main body at nominal diameter according to the maximum in the connected various pipes.
In the present invention's the four described inventions, the internal diameter of the sleeve pipe birdsmouth of two described inventions of invention is decided to be in described group with the value of will add behind 2 times of the thickness of described sleeve pipe after the external diameter of rifled pipe and equates.
Its result according to four described inventions of invention, is arranged on the shape of the sleeve pipe birdsmouth on the drainage manhole main body, and how the kind of the pipe that is connected and bore all are standardized as certain shape of given number.In addition, on the sleeve pipe birdsmouth, owing to guaranteed to install the internal diameter of the sleeve pipe with enough thickness, therefore can carry out reliably and being connected of each pipe, also have, protection is connected pipe on the sleeve pipe and avoids the destruction that caused by external stress etc.
The present invention's five described inventions, the sleeve pipe birdsmouth of two described inventions of invention, within it portion along Zhou Fangxiang ladder to be set poor, this ladder difference is decided to be, and equates with value after the thickness of the interior external diameter difference of the rifled pipe value after divided by 2 being added described sleeve pipe in described group.
Its result, according to invention five described inventions, limiter performance function when the ladder difference that is arranged on sleeve pipe birdsmouth inside is installed as sleeve pipe, simultaneously under the roughly the same situation of the internal diameter of the pipe that the flow path of sleeve pipe birdsmouth and Jie are connected by sleeve pipe, existence because of above-mentioned ladder difference, it is poor to make between essence not produce ladder on inner peripheral surface, and the shape of sleeve pipe can be reduced to and the simple close shape of short tube.
In the present invention's the six described inventions, with each shape of the sleeve pipe of one of color differentiating invention described invention.
Its result, six described inventions according to invention, the kind of sleeve pipe, drainage manhole main body and the kind of pipe and the combination decision of bore by the decision of the nominal diameter of the maximum in the connected various pipes, and be integrated into the shape after on the drainage manhole main body and the drainage manhole main body socket standardization chimeric sleeve pipe of sleeve pipe birdsmouth, therefore when construction, can reduce the kind of the actual sleeve pipe that should prepare.Thereby the sleeve pipe of kind will be different kinds with color differentiating if will be limited to a certain degree, even then after construction, by the color from this sleeve pipe of inside confirmation of drainage manhole, can easily hold the kind and the bore of connected pipe.
The present invention seven described in invention, the sleeve pipe of the described invention of one of the present invention comprises: the pipe birdsmouth of this sleeve pipe or pipe socket are than the sleeve pipe of the drainage manhole main body socket undergauge of this sleeve pipe.
Its result, seven described inventions according to the present invention, the downstream side sleeve pipe that upstream side sleeve pipe that main body socket by using sleeve pipe is constituted by the short tube of undergauge by hole enlargement and pipe birdsmouth and main body socket are constituted by the short tube of undergauge by hole enlargement and pipe socket, even latter linked pipe is the pipe with different bores before drainage manhole, the nominal diameter of the maximum in the also available and above-mentioned various pipes is consistent and drainage manhole selection connects reducing, xenogenesis pipe.
Eight described inventions according to the present invention, the mutual core shift of central shaft of the drainage manhole main body socket of the pipe birdsmouth of the sleeve pipe of the present invention's seven described inventions or the central shaft of pipe socket and this sleeve pipe is so that inner peripheral surface essence unanimity at the bottom of the pipe of this sleeve pipe.
Its result, eight described inventions according to the present invention, even the pipe birdsmouth of use sleeve pipe or pipe socket connect reducing pipe and drainage manhole situation than the sleeve pipe of the drainage manhole main body socket undergauge of this sleeve pipe, owing to make the mutual core shift of central shaft of the drainage manhole main body socket of the central shaft of the pipe birdsmouth of sleeve pipe or pipe socket and this sleeve pipe, therefore inner peripheral surface essence unanimity at the bottom of the pipe of sleeve pipe does not produce sewage at inside pipe casing and accumulates.
In addition, nine described inventions according to the present invention under the situation of pipe that the drainage manhole with the described invention of one of the present invention is connected especially horizontal pipe or rifled pipe, bellows or their combination, can be enjoyed to maximum limit above-mentioned interests.
(invention effect)
According to the present invention,,, can connect xenogenesis, reducing pipe by a selected drainage manhole consistent with maximum nominal diameter wherein even be variety classes and/or have the pipe of different bores with pipe that drainage manhole connects.In addition, according to the present invention, owing to adopting the rubber wheel juncture, even therefore depart from, also can easily absorb this angle of slip because of simple construction makes the pipe connection angle produce some for drainage manhole and being connected of pipe.
Its result, even it is indeterminate that the kind or the bore of the pipe of establishing of position of drainage manhole is set, or the bore of actual pipe arrangement has deviation because of each MANUFACTURER, also can significantly cut down the number of answering pre-prepd drainage manhole, its result can significantly reduce the operating expenses that drainage manhole is provided with construction.
According to the present invention, because the structure of the basic structure of drainage manhole main body and general resin system drainage manhole is roughly the same, therefore can use injection molding equipment in the past to make drainage manhole, and, since do not need the making of new metal pattern etc. in principle, therefore can be with low-cost production's drainage manhole of the present invention.
In addition, according to the present invention, the sleeve pipe that is installed on the drainage manhole can be carried out color differentiating according to its kind, its result, even after construction,, can easily hold the kind and the bore of connected pipe by color from this sleeve pipe of inside confirmation of drainage manhole.
In addition, according to the present invention, even in pipe birdsmouth that uses sleeve pipe or the pipe socket connects reducing pipe and drainage manhole than the sleeve pipe of the main body socket undergauge of this sleeve pipe situation, owing to make the mutual core shift of central shaft of the drainage manhole main body socket of the central shaft of the pipe birdsmouth of sleeve pipe or pipe socket and this sleeve pipe, so that therefore inner peripheral surface essence unanimity at the bottom of the pipe of sleeve pipe does not produce sewage at inside pipe casing and accumulates.
Description of drawings
Fig. 1 is the profile of the main body of expression xenogenesis of the present invention, reducing pipe connection drainage manhole.
Fig. 2 represent the pipe that is connected the upstream side of drainage manhole of the present invention, with the combination example of the sleeve pipe of selecting according to the kind and/or the bore of drainage manhole main body and pipe.
Fig. 3 represent the pipe that is connected the downstream side of drainage manhole of the present invention, with the combination example of the sleeve pipe of selecting according to the kind and/or the bore of drainage manhole main body and pipe.
Fig. 4 is upstream side and the downstream side that is illustrated in drainage manhole of the present invention, the profile when connecting bellows with internal diameter littler than the flow path of the sleeve pipe birdsmouth of drainage manhole and horizontal pipe.
To be expression cut the sectional drawing of the state of this drainage manhole and connected pipe with the plane of the central shaft that comprises drainage manhole of the present invention among Fig. 4 and connected pipe to Fig. 5.
Fig. 6 is expression, connect bellows at the upstream side of drainage manhole of the present invention, connect the profile that has with the situation of the rifled pipe of the internal diameter of the flow path same size of sleeve pipe birdsmouth at downstream side with internal diameter littler than the flow path of the sleeve pipe birdsmouth of drainage manhole.
To be expression cut the sectional drawing of the state of this drainage manhole and connected pipe with the plane of the central shaft that comprises drainage manhole of the present invention among Fig. 6 and connected pipe to Fig. 7.
Fig. 8 is the profile of main body of xenogenesis, the reducing pipe connection drainage manhole of expression 4 interflow types of the present invention.
Fig. 9 is expression cuts the state of drainage manhole of the present invention shown in Figure 8 with the A-A section a end view drawing.
Among the figure: 1,1 '-xenogenesis, reducing pipe connection drainage manhole; 2,200-drainage manhole main body; 3,3 '-bellows; 4,4 '-rifled pipe; 5,5 '-horizontal pipe; 6, the upstream side sleeve pipe of 6 '-undergauge type (the bellows connection is used); 7, the upstream side sleeve pipe of 7 '-short-tube type (the rifled pipe connection is used); 8, the upstream side sleeve pipe of 8 '-undergauge type (the horizontal pipe connection is used); 9, the downstream side sleeve pipe of 9 '-undergauge type (the bellows connection is used); 10, the downstream side sleeve pipe of 10 '-short-tube type (the rifled pipe connection is used); 11, the downstream side sleeve pipe of 11 '-undergauge type (the horizontal pipe connection is used).
Embodiment
Below, with reference to accompanying drawing, xenogenesis, the reducing pipe connection drainage manhole of relevant one embodiment of the present invention at length described.Also have, the present invention is not limited to embodiment shown below, in the scope of the thought that does not exceed technology of the present invention various changes can be arranged.
Fig. 1 is the profile of the main body 2 of expression xenogenesis of the present invention, reducing pipe connection drainage manhole.Drainage manhole of the present invention is generally made by the resin of vinyl chloride, polypropylene and polyethylene etc., is made of main body and sleeve pipe (socket).Also have, in main body 2, comprise the inspection tube joint 20 that is provided with, the sleeve pipe birdsmouth 21b that is arranged on the sleeve pipe birdsmouth 21a of upstream side and is arranged on downstream side up.
Also have, on inspection tube joint 20 shown in Figure 1, be provided with and be used for slot part 24 and the sediment ripples (ripple) 25 that rubber wheel engages, but the Placement of checking the tube joint is not limited to this mode, thereby check the shape of tube joint 20, though not shown, also slot part and sediment ripples can be set, but with the general Placement corresponding shape of being undertaken by binder or welding.
As shown in Figure 1, the structure of main body 2, shorter and have the shape of regulation except the axial length of sleeve pipe birdsmouth 21a, 21b than common pipe birdsmouth and socket, have and the common roughly the same structure of basic structure that drainage manhole had.Therefore, drainage manhole main body 2 of the present invention can use injection molding equipment in the past to make, and also has owing to do not need the making etc. of new metal pattern in principle, therefore can be with low-cost production's drainage manhole of the present invention.
At the upstream side and the downstream side of drainage manhole main body, sleeve pipe birdsmouth 21a, 21b are set.The shape of this sleeve pipe birdsmouth 21a, 21b is that benchmark is by group with the nominal diameter of rifled pipe.
The situation of the drainage piping of the content representation Shanghai City, China shown in the table 1, to each expression of bellows, rifled pipe, horizontal pipe about each pipe of each nominal diameter (DN) different internal diameter and external diameter.As shown in Table 1, for example, under the situation of nominal diameter: DN400,, also there be bellows, rifled pipe, horizontal pipe internal diameter and the different pipe of external diameter separately even its nominal diameter is identical.
Table 1: about the internal diameter and the external diameter of each pipe of each nominal diameter
Nominal diameter | Internal diameter (mm) | External diameter (mm) | |||||
Bellows | Rifled pipe | Horizontal pipe | Bellows | Rifled pipe | Horizontal pipe | ||
110 | 100 | - | 104 | 110 | - | 110 | |
125 | - | - | 118 | - | - | 125 | |
150 | - | 150 | - | - | 170 | - | |
160 | 145 | - | 151 | 160 | - | 160 | |
200 | 183 | - | 188 | 200 | - | 200 | |
225 | - | 225 | - | - | 250 | - | |
250 | 228 | - | 235 | 250 | - | 250 | |
300 | - | 300 | - | - | 335 | - | |
315 | 283 | - | 297 | 315 | - | 315 | |
400 | 361 | 400 | 377 | 400 | 450 | 400 | |
500 | 450 | 492 | 471 | 500 | 550 | 500 |
Prepare to have with the situation shown in the table 1 about the drainage manhole of each corresponding sleeve pipe birdsmouth of the internal diameter of each pipe of each nominal diameter and external diameter under, must make and prepare a plurality of different drainage manholes, be uneconomic.At this, in the present invention, have internal diameter maximum in nominal diameter according to becoming: the mode of the rifled pipe of di and external diameter: do, in other words, nominal diameter with rifled pipe is a benchmark, with internal diameter and the external diameter groupization about each pipe of each nominal diameter shown in the table 1.Its result represents in table 2.
Table 2: the nominal diameter with rifled pipe is the maximum inner diameter and the maximum outside diameter of each pipe of benchmark
Nominal diameter (DN) | The maximum inner diameter of each pipe: di (mm) | The maximum outside diameter of each pipe: do (mm) | |||||
Bellows | Rifled pipe | Horizontal pipe | Bellows | Rifled pipe | Horizontal pipe | ||
Below 150 | 100 | 150 | 118 | 110 | 170 | 125 | |
Below 225 | 183 | 225 | 188 | 200 | 250 | 200 | |
Below 300 | 228 | 300 | 235 | 250 | 335 | 250 | |
Below 400 | 361 | 400 | 377 | 400 | 450 | 400 | |
Below 500 | 450 | 492 | 471 | 500 | 550 | 500 |
Next, bring when being arranged on the geomery of sleeve pipe birdsmouth 21a, 21b on the drainage manhole 2 in decision influence, hereinafter the determining method of the thickness of described sleeve pipe: t describes.
Expression in the table 3 is with 2 removing value behind the interior external diameter poor (do-di) of each pipe of being obtained by table 2, promptly being benchmark by the appearance thickness of each pipe of group and the thickness of the sleeve pipe of use: t in the present invention with the nominal diameter of rifled pipe.Because the drum of sleeve pipe, so decide behind the appearance thickness of the thickness of sleeve pipe: t reference about the pipe of each nominal diameter for constituting by the structure identical basically with cylinder.But, because under the situation of bellows and rifled pipe, be the appearance thickness behind the reinforcing material that is provided with rib (rib) etc., therefore do not have the thickness of the sleeve pipe of this reinforcing material: t, the appearance thickness with the horizontal pipe that do not have reinforcing material is that benchmark decides equally.
Table 3: be the appearance thickness of each pipe of benchmark and the thickness of sleeve pipe with the nominal diameter of rifled pipe
Nominal diameter (DN) | The appearance thickness (mm)=(do-di)/2 of each pipe | The thickness of sleeve pipe: the thickness (mm) of t horizontal pipe | |||
Bellows | Rifled pipe | Horizontal pipe | |||
Below 150 | 5 | 10 | 3.5 | → | 4 |
Below 225 | 8.5 | 12.5 | 6 | → | 6 |
Below 300 | 11 | 17.5 | 7.5 | → | 8 |
Below 400 | 19.5 | 25 | 11.5 | → | 12 |
Below 500 | 25 | 29 | 14.5 | → | 15 |
Next, the determining method to the main geomery that is arranged on sleeve pipe birdsmouth 21a, 21b on the drainage manhole main body 2 of the present invention describes.
In table 4, represented according to nominal diameter being benchmark and by the internal diameter of each pipe of groupization: di and external diameter: among the do, try to achieve the internal diameter of maximum: d at the rifled pipe shown in the table 2
1And external diameter: d
2The content of value.Because from the groupization of table 1 to table 2, the maximum inner diameter and the external diameter that are summarized as about each nominal diameter are the value of rifled pipe, therefore maximum internal diameter in each nominal diameter: d
1And external diameter: d
2Value all be the value of rifled pipe.
Table 4: the nominal diameter with rifled pipe is the maximum inner diameter of each pipe of benchmark: d
1And maximum outside diameter: d
2
Nominal diameter (DN) | Maximum inner diameter in each pipe: d 1(mm)=internal diameter of rifled pipe | Maximum outside diameter in each pipe: d 2(mm)=external diameter of rifled pipe |
Below 150 | 150 | 170 |
Below 225 | 225 | 250 |
Below 300 | 300 | 335 |
Below 400 | 400 | 450 |
Below 500 | 492 | 550 |
Be positioned at sleeve pipe birdsmouth 21a, the flow path of 21b interior location: the d of upstream side and downstream side
fA, d
fB (with reference to Fig. 1), must be connected to and be that benchmark is reached current smoothly between by all pipes in the group of group with the nominal diameter of rifled pipe, therefore, flow path: d
fA, d
fB be decided to be with this group in pipe in have peaked inner diameter d
1Equate.Therefore, under situation of the present invention, because the maximum inner diameter that groupization is summarized as about each nominal diameter is the value of rifled pipe, so the flow path of sleeve pipe birdsmouth 21a, 21b: d
fA, d
fB (with reference to Fig. 1) equates with internal diameter about the rifled pipe of its nominal diameter.
In addition, connected by sleeve pipe, therefore, be arranged on the upstream side on the drainage manhole main body 2 and sleeve pipe birdsmouth 21a, the internal diameter of 21b: the d of downstream side because must to be benchmark at the nominal diameter with rifled pipe be situated between between all pipes in the group of group
sA, d
sB (with reference to Fig. 1), be decided to be and with the thickness of the sleeve pipe shown in the table 3: t carry out after 2 times with this group in pipe in have peaked external diameter: d
2Addition and the value that obtains equates.Thereby, under situation of the present invention, because the maximum outside diameter that groupization is summarized as about each nominal diameter is the value of rifled pipe, so the internal diameter of sleeve pipe birdsmouth 21a, 21b: d
sA, d
sB and will add behind 2 times of the thickness of sleeve pipe about the external diameter of the rifled pipe of its nominal diameter and the value that obtains equates.
In addition, inside at sleeve pipe birdsmouth 21a, the 21b of upstream side and downstream side is provided with ladder difference 23a, 23b, its be used for removing substantially at the stream 22 of drainage manhole main body 2 and be situated between between the cylinder that connects by the drainage manhole main body socket of sleeve pipe or sleeve pipe, the ladder that produces on inner peripheral surface is poor.
Owing to must consider nominal diameter with rifled pipe be benchmark by the interior external diameter poor (do-di) of the pipe in the thickness of the sleeve pipe of group and the group that is connected by sleeve pipe that is situated between divided by 2 value, be appearance thickness (all with reference to table 3), and it is poor to absorb ladder, so the height of this ladder difference 23a, 23b: h
sA, h
sB is decided to be and the appearance thickness of pipe in this group and the thickness of sleeve pipe: the value when the t sum is maximum equates.Thereby, under situation of the present invention, be the value of rifled pipe by the maximum interior external diameter difference about each nominal diameter of group, so the height of ladder difference 23a, 23b: h
sA, h
sB, with the interior external diameter difference of the thickness with sleeve pipe: t and rifled pipe divided by the value addition after 2 and the value that obtains or deduct the value (d that obtains behind the flow path from the internal diameter of the sleeve pipe birdsmouth 21a, the 21b that determine according to this result
sA-d
fA), (d
sB-d
fB) equate divided by the value after 2.
As mentioned above, if be the main geomery (flow path of drainage manhole main body: d that benchmark determined, was located at sleeve pipe birdsmouth 21a, 21b on the drainage manhole main body 2 of the present invention to nominal diameter with rifled pipe
fA, d
fB, the internal diameter of sleeve pipe birdsmouth: d
sA, d
sB, the ladder difference height of sleeve pipe birdsmouth inside: h
sA, h
sB) summarize, then table 5 as shown below is such.
Table 5: the nominal diameter with rifled pipe is the main geomery of the sleeve pipe birdsmouth of benchmark
Nominal diameter (DN) | The flow path of drainage manhole main body: d f(mm)=maximum inner diameter in each pipe: d 1 | The internal diameter of sleeve pipe birdsmouth: d s(mm)=maximum outside diameter in each pipe: d 2+ casing thickness: t * 2 | The ladder of sleeve pipe birdsmouth inside is poor: h s(mm) =(d s-d fThe thickness of)/2+ sleeve pipe: t |
Below 150 | 150 | 178 | 14 |
Below 225 | 225 | 262 | 18.5 |
Below 300 | 300 | 351 | 25.5 |
Below 400 | 400 | 474 | 37 |
Below 500 | 492 | 580 | 44 |
Upstream side and downstream side sleeve pipe birdsmouth 21a, 21b can be to have the flow path that is identical size: d
fA, d
fThe shape of b perhaps also can be the shape with different mutually flow paths.In the latter case, generally use the flow path of downstream side sleeve pipe birdsmouth 21b: d
fThe flow path of the relative upstream side sleeve pipe of b birdsmouth 21a: d
fA is by the device of hole enlargement.In addition, in the inside of sleeve pipe birdsmouth 21a, 21b, spread all over and ladder difference 23a, 23b are set full week so that stream 22 vertically narrows down the height of ladder difference 23a, 23b: h from the outside to inside
sA, h
sB, as mentioned above, the difference in internal diameters that is set at the thickness with sleeve pipe: t and rifled pipe is divided by the value addition after 2 and the value that obtains.
Therefore, ladder difference 23a, 23b, the snubber when installing as sleeve pipe (stopper) performance function is situated between simultaneously by sleeve pipe birdsmouth 21a, the flow path of 21b: the d of upstream side
fA, d
fUnder b and the roughly the same situation of the internal diameter of the cylinder be connected by this sleeve pipe of being situated between, existence because of above-mentioned ladder difference 23a, 23b, between in fact, it is poor not produce ladder at inner peripheral surface, its result, the shape of sleeve pipe can be reduced to in the close shape of simple short tube shown in Fig. 2 b, Fig. 3 b.
Fig. 2 represents the pipe of the upstream side that is connected drainage manhole of the present invention and by the kind of drainage manhole main body and pipe and decision and the combination example that be installed in the sleeve pipe on the drainage manhole main body 2 of combination of nominal diameter.
Fig. 2 a represents the combination of bellows 3 and the upstream side sleeve pipe 6 corresponding with it, and Fig. 2 b represents the combination of rifled pipe 4 and the upstream side sleeve pipe 7 corresponding with it, and Fig. 2 c represents the combination of horizontal pipe 5 and the upstream side sleeve pipe 8 corresponding with it.In addition, represent the flow path of the internal diameter of pipe than the sleeve pipe birdsmouth 21a of drainage manhole main body 2: d among Fig. 2 a, the 2c
fA hour combination, the flow path of the sleeve pipe birdsmouth 21a of the internal diameter of expression pipe and drainage manhole main body 2: d among Fig. 2 b
fCombination when a is roughly the same.Also have, each pipe shown in Fig. 2 a~2c has and the identical structure of each pipe that is connected downstream side shown in Fig. 3 a~3c described later.
Birdsmouth 31,41,51 inside at pipe 3,4,5, spread all over the full week setting ladder corresponding and differ from 34,44,54 with the surface thickness of pipe, this ladder differs from 34,44,54, the function of the ladder difference that the snubber when being connected with downstream side sleeve pipe described later and other pipes and bring into play function and make and connect operation and become easily, performance simultaneously can the essence releasing produce on the inner peripheral surface between the sleeve pipe that is connected with pipe and other pipes.In addition, under the situation of horizontal pipe 5, spread all in birdsmouth 51 inside and full week slot part 56 to be set, be fixed for the rubber wheel 55 (with reference to Fig. 2 c) of seal joints therein.
At socket 32,42 peripheral parts of bellows 3 and rifled pipe 4, utilize the gap of mountain portion 33,43 and be fixed for the rubber wheel 35,45 (with reference to Fig. 2 a, 2b) of seal joints.Also have, rubber wheel 35,45, also can be same with the birdsmouth 51 of the horizontal pipe 5 shown in Fig. 2 c, it is inner and fix that slot part etc. is arranged on the birdsmouth 31,41 of bellows 3 and rifled pipe 4, but according to illustrated fixation method, can not adopt special fixed mechanism by effectively applying flexibly mountain portion 33,43, and rubber wheel 35,45 is embedded in above it.
In addition, under the situation of horizontal pipe 5, the a pair of collar of embedding (collar) (not shown) outside the peripheral part of socket 52, also can be fixed for the rubber wheel of seal joints betwixt, but in this case, the fixedly slot part 56 of rubber wheel need be provided for, the structure identical can be adopted with the birdsmouth 31,41 of the bellows 3 shown in Fig. 2 a and Fig. 2 b, rifled pipe 4 in birdsmouth 51 inside of horizontal pipe 5.
Next, the upstream side sleeve pipe 6,7,8 that uses for pipe 3,4,5 is connected with drainage manhole of the present invention is described.
Upstream side sleeve pipe 6,8 shown in Fig. 2 a and Fig. 2 c is in order to have the flow path than the sleeve pipe birdsmouth 21a of drainage manhole main body 2: d
fThe pipe 3,5 of the internal diameter that a is little is connected with drainage manhole and the upstream side sleeve pipe 6,8 of the undergauge type that uses mainly is made of diameter reducing part 61,81 and straight pipe portion 62,82.
Diameter reducing part 61,81, ring portion 66,86 by the inner peripheral surface of the sleeve pipe birdsmouth 21a that is embedded in drainage manhole main body 2, and in succession wall portion with roughly the same height 67,87 relative with the ladder difference 23a of sleeve pipe birdsmouth 21a inside, and the core shift ring portion 68,88 that makes the sleeve pipe inner peripheral surface be out of shape and form round continuously in a part constitutes, and comprises the main body socket 63,83 that engages in the sleeve pipe birdsmouth 21a with drainage manhole main body 2.
In addition, because the central shaft of main body socket 63,83, the central shaft of the pipe birdsmouth 64,84 of straight pipe portion 62,82 described later relatively is core shift upward, so that consistent with inner peripheral surface essence at the bottom of the pipe of sleeve pipe, therefore do not produce sewage and accumulate at inside pipe casing.
Straight pipe portion 62,82, constitute by the short tube that comprises pipe birdsmouth 64,84 external with the socket 32,52 of pipe 3,5 and that engaged by rubber wheel with roughly the same bore, and above-mentioned diameter reducing part 61,81 between the inner peripheral surface of boundary portion on, be constituted as to spread all over and form the ladder that has with the perimeter thicknesses height about equally of pipe 3,5 in full week and differ from 69,89, and form with diameter reducing part 61,81.
Ladder differs from 69,89, as the socket 32,52 with pipe 3,5 insert the pipe birdsmouth 64,84 of drainage manholes and carry out rubber wheel when engaging snubber and bring into play function, and the connection operation is become easily, have essence is removed the ladder difference that produces on the inner peripheral surface between pipe after the connection 3,5 and the sleeve pipe 6,8 effect (with reference to Fig. 5) simultaneously.
Also have, under the situation of the sleeve pipe corresponding, spread all in birdsmouth 84 inside and full week slot part 56 ' to be set, be fixed for the rubber wheel 55 ' (with reference to Fig. 2 c) of seal joints therein with horizontal pipe 5.But, as mentioned above, under the situation of the Placement on the peripheral part that adopts the socket 52 that rubber wheel is fixed on horizontal pipe 5, need this slot part 56 ' and rubber wheel 55 ' be set, the structure identical with other sleeve pipe birdsmouths in sleeve pipe birdsmouth 84 inside.
In addition, in the present invention, straight pipe portion 62,82, at the sleeve pipe 6,8 that is used for undergauge is not position for necessity, if make the central shaft of pipe birdsmouth 64,84 and the mutual core shift of central shaft of main body socket 63,83, so that at the bottom of the pipe of sleeve pipe inner peripheral surface essence unanimity, then also can be sleeve pipe integral body from main body socket 63,83 to pipe birdsmouth 64, the 84 shape (not shown) of undergauge continuously.
As above result, drainage manhole of the present invention, the flow path of birdsmouth 21a that also can the relative drainage manhole of corresponding internal diameter: d
fThe various pipes of bellows 3 that a is little or horizontal pipe 5 etc. in addition, do not accumulate and guarantee current smoothly even this internal diameter varies does not also produce sewage.Also have, in the present embodiment, though omitted explanation to the upstream side sleeve pipe of the undergauge type corresponding with rifled pipe 7, its basic thinking is with roughly the same (with reference to Fig. 2 a) corresponding to the upper reaches sleeve pipe 6 of the undergauge type of bellows 3.
Upstream side sleeve pipe 7 shown in Fig. 2 b is in order to have the flow path with the sleeve pipe birdsmouth 21a of drainage manhole main body 2: d
fThe pipe 4 of the internal diameter that a is roughly the same is connected with drainage manhole and the short-tube type sleeve pipe that uses.In the present embodiment, because the nominal diameter with rifled pipe 4 is a benchmark, therefore adopt the short-tube type sleeve pipe for the connection of rifled pipe 4, but be under the situation of benchmark, use the short-tube type sleeve pipe for the connection of bellows 3 or horizontal pipe 5 at nominal diameter with bellows 3 or horizontal pipe 5.
Upstream side sleeve pipe 7, by with the sleeve pipe birdsmouth 21a of drainage manhole main body 2 in connect and engaged main body socket 73 and comprise that the short tube with roughly the same bore 72 of pipe birdsmouth 74 external with the socket 42 of rifled pipe 4 and that engaged by rubber constitutes, but be benchmark for example at nominal diameter with horizontal pipe 5, the pipe that is connected with upstream side sleeve pipe 7 becomes under the situation of the such horizontal pipe 5 shown in Fig. 2 c, spread all in pipe birdsmouth 74 inside and full week slot part to be set, wherein be fixed for the rubber wheel (with reference to Fig. 2 c) of seal joints.
Spread all in the sleeve pipe birdsmouth 21a inside of drainage manhole main body 2 and ladder difference 23a to be set, the height of ladder difference 23a: h full week
sA, be set to with the roughly the same height of value after the thickness of sleeve pipe 7 and the appearance thickness of connected pipe: h (with reference to Fig. 2 b) addition.
Therefore, ladder difference 23a, the snubber performance function during as mounting sleeve 7 and rifled pipe 4, because of the existence of above-mentioned ladder difference 23a, performance essence is removed the function of the ladder difference that produces on the inner peripheral surface between sleeve pipe birdsmouth 21a and the rifled pipe 4 simultaneously.
In other words, by with the ladder difference 23a butt of the sleeve pipe birdsmouth 21a inside that is arranged on drainage manhole main body 2, front end to the socket 42 of the front end of the main body socket 72 of sleeve pipe 7 and rifled pipe 4 positions, so that front end separately is consistent and it is poor essence to separate the ladder of generation between decannulation birdsmouth 21a and the rifled pipe 4.Therefore, under the situation of the sleeve pipe 7 of straight pipe type, do not need to be provided with respectively ladder and differ from 69,89, thereby can be reduced to and the close shape of simple short tube shown in Fig. 2 b, described ladder differs from 69,89, and to be used to remove the ladder that produces on according to the inner peripheral surface between sleeve pipe 6,7 such connected pipes 3,4,5 of undergauge type poor.
In addition, under the situation of the sleeve pipe 7 of straight pipe type, the ladder that also can be provided for removing the ladder difference that produces on according to the inner peripheral surface between sleeve pipe 6,8 such connected cylinders 4 of undergauge type is poor, but in this case, since the front end of the socket of pipe with at the inner ladder difference 23a that is provided with of the sleeve pipe birdsmouth 21a of drainage manhole main body 2 butt not, so the height of ladder difference 23a: h
sA is just enough more than the thickness of the sleeve pipe that is mounted.
Fig. 3 represents the pipe that is connected with the downstream side of drainage manhole of the present invention and by the combination decision of the kind of drainage manhole main body and nominal diameter and be installed in the combination example of the sleeve pipe in the drainage manhole.
Fig. 3 a represents the combination of bellows 3 and the downstream side sleeve pipe 9 corresponding with it, and Fig. 3 b represents the combination of rifled pipe 4 and the downstream side sleeve pipe 10 corresponding with it, and Fig. 3 c represents the combination of horizontal pipe 5 and the downstream side sleeve pipe 11 corresponding with it.In addition, represent the flow path of the internal diameter of pipe than the sleeve pipe birdsmouth 21a of drainage manhole main body 2: d among Fig. 3 a, the 3c
fB hour combination, the flow path of the sleeve pipe birdsmouth 21a of the internal diameter of expression pipe and drainage manhole main body 2: d among Fig. 3 b
fCombination when b is roughly the same.Also have, each pipe shown in Fig. 3 a~3c, have and the identical structure of each pipe that is connected upstream side shown in above-mentioned Fig. 2 a~2c, in use, have only the mouth that is connected a side with drainage manhole of the present invention to change to birdsmouth 31,41,42 these points from socket 32,42,52, different with the pipe that is connected upstream side.
Next, the downstream side sleeve pipe 9,10,11 that uses for pipe 3,4,5 is connected with drainage manhole of the present invention is at length described.
Downstream side sleeve pipe 9,11 shown in Fig. 3 a and Fig. 3 c is in order to have the flow path than the sleeve pipe birdsmouth 21b of drainage manhole main body 2: d
fThe pipe 3,5 of the internal diameter that b is little is connected with drainage manhole and the downstream side sleeve pipe 9,11 of the undergauge type that uses, mainly constitute, have the structure roughly the same with the upstream side sleeve pipe 6,8 of the undergauge type shown in Fig. 2 a and Fig. 2 c by diameter reducing part 91,111 and straight pipe portion 92,112.
Diameter reducing part 91,111, ring portion 96,116 by the inner peripheral surface of the sleeve pipe birdsmouth 21b that is embedded in drainage manhole main body 2, and in succession wall portion with roughly the same height 97,117 relative with the ladder difference 23b of sleeve pipe birdsmouth 21b inside, and the sleeve pipe inner peripheral surface is out of shape and the core shift ring portion 98,118 that forms round constitutes continuously in a part, comprise the main body socket 93,113 that engages in the sleeve pipe birdsmouth 21b with drainage manhole main body 2.
In addition, because the central shaft of main body socket 93,113, the central shaft of the pipe socket 94,114 of relative straight pipe portion 92,112 is core shift upward, so that consistent with inner peripheral surface essence at the bottom of the pipe of sleeve pipe, therefore do not produce sewage and accumulate at inside pipe casing.
Straight pipe portion 92,112 is made of the short tube with roughly the same bore of the pipe socket 94,114 that connects in the birdsmouth 31,51 that comprises with pipe 3,5 and engaged by rubber wheel, forms with diameter reducing part 91,111.But, because in the downstream side sleeve pipe, with the pipe that is connected between inner peripheral surface on the ladder difference that produces can be by being arranged on pipe 3,5 the ladder of birdsmouth 31,51 inside differ from 34,54 and remove, therefore foregoing upstream side sleeve pipe 6,8 such ladders need be set in inside differs from 69,89.
In addition, under the situation of the downstream side sleeve pipe corresponding with bellows 3 and rifled pipe 4, even under the situation of undergauge molded cannula 9 or under the situation of short-tube type sleeve pipe 10 described later, peripheral part at straight pipe portion 92 or short tube 102, utilize mountain portion 33 ', 43 ' gap, be fixed for the rubber wheel 35 ', 45 ' (with reference to Fig. 3 a, 3b) of seal joints.Thus, under the situation of the downstream side sleeve pipe 9,10 corresponding, be arranged on outside mountain portion 33 ', 43 ', can not adopt special fixed mechanism and rubber wheel 35 ', 45 ' easily is embedded in above it by effectively applying flexibly with bellows 3 and rifled pipe 4.
Also have, under the situation of the downstream side sleeve pipe 11 corresponding with horizontal pipe described later 5, because rubber wheel 55 is fixed on birdsmouth 51 inside of the horizontal pipe 5 that connects therewith, therefore need be at the fixing rubber wheel (with reference to Fig. 3 c) of the peripheral part of straight pipe portion 112.
In addition, in the present invention, straight pipe portion 92,112, at the sleeve pipe 9,11 that is used for undergauge is not position for necessity, if make the central shaft of pipe socket 94,114 and the mutual core shift of central shaft of main body socket 93,113, so that the inner peripheral surface essence unanimity at the bottom of the pipe of sleeve pipe, then also can be sleeve pipe integral body from main body socket 93,113 to pipe socket 94, the 114 shape (not shown) of undergauge continuously.
As above result, the flow path of the birdsmouth 21b that drainage manhole of the present invention also can the relative drainage manhole of corresponding internal diameter: d
fThe various pipes of bellows 3 that b is little or horizontal pipe 5 etc. in addition, do not accumulate and guarantee current smoothly even the variation of this internal diameter does not also produce sewage.Also have, in the present embodiment, though omitted explanation to the downstream side sleeve pipe of the undergauge type corresponding with rifled pipe 7, its basic thinking is with roughly the same (with reference to Fig. 3 a) corresponding to the dirty sleeve pipe 9 of the undergauge type of bellows 3.
Downstream side sleeve pipe 10 shown in Fig. 3 b is the short-tube type sleeve pipes 10 that to be connected with drainage manhole with the pipe 4 of the roughly the same bore of the sleeve pipe birdsmouth 21b of drainage manhole main body 2 and to use in order to have.In the present embodiment, because the nominal diameter with rifled pipe 4 is a benchmark, therefore adopt the short-tube type sleeve pipe for the connection of rifled pipe 4, but be under the situation of benchmark, use the short-tube type sleeve pipe for the connection of bellows 3 or horizontal pipe 5 at nominal diameter with bellows 3 or horizontal pipe 5.
Downstream side sleeve pipe 10, by with the sleeve pipe birdsmouth 21b of drainage manhole main body 2 in connect and engaged main body socket 103, with connect in the socket 41 that comprises with rifled pipe 4 and constituted by short tube pipe birdsmouth 104, that have roughly the same bore 102 that rubber engages, be included in the peripheral part of main body socket 103, the ring portion 106 of the ladder difference between the inner ladder difference 23b that is provided with of sleeve pipe birdsmouth 21b that is used to remove at drainage manhole 2.
Spread all in the inside of the sleeve pipe birdsmouth 21b of drainage manhole main body 2 and ladder difference 23b to be set, the height of ladder difference 23b: h full week
sB, be set to with the value after the thickness of sleeve pipe 10 and the appearance thickness of connected pipe: h (with reference to Fig. 2 b) addition, the i.e. height roughly the same with the thickness of ring portion 106.
Therefore, ladder difference 23b, snubber during as mounting sleeve 10 performance function, simultaneously because of the existence of above-mentioned ladder difference 23b, performance makes on the inner peripheral surface between sleeve pipe birdsmouth 21b and the sleeve pipe 10 essence not produce the function of ladder difference.Yet ladder difference 23b does not bring into play the snubber when the rifled pipe 4 connected is installed and the function of ladder difference cancel system, the front end of the birdsmouth 41 of rifled pipe 4 rest on sleeve pipe 10 on the position (with reference to Fig. 6,7) of ring portion 106 butts.
Even its result is at the sleeve pipe birdsmouth 21b flow path that will have with drainage manhole main body 2: d
fThe pipe 3,4,5 of the internal diameter that b is roughly the same is connected under the situation of used downstream side sleeve pipe 10 with drainage manhole, also can be the same with upstream side 7, be reduced to and the simple close shape (with reference to Fig. 3 b) of short tube.
In addition, the upstream side of the upstream side of above-mentioned undergauge type and downstream side sleeve pipe 6,8,9,11 and short-tube type and downstream side sleeve pipe 7,10, can use color differentiating to its each shape, after construction, by color, can easily hold the kind and the bore of connected pipe from this sleeve pipe of inside confirmation of drainage manhole.
(embodiment 1)
Embodiment 1 is at the upstream side and the downstream side of drainage manhole 1 of the present invention, to connect the sleeve pipe birdsmouth 21a, the flow path of 21b: the d that have than drainage manhole 1
fA, d
fThe embodiment of the bellows 3 ' of the internal diameter that b is little and the situation of horizontal pipe 5 '.Fig. 4 represents embodiment 1 profile, and Fig. 5 represents to cut with the plane that comprises drainage manhole 1 and cylinder 3 ', 5 ' central shaft the sectional drawing of the drainage manhole of the present invention 1 shown in Fig. 4 and cylinder 3 ', 5 ' state.
Drainage manhole 1 of the present invention, constitute by the drainage manhole main body 2 that possesses sleeve pipe birdsmouth 21a, 21b and with chimeric upstream side and the downstream side sleeve pipe of this sleeve pipe birdsmouth, drainage manhole main body 2 is by the nominal diameter decision of the maximum in the connected various pipes, and upstream side sleeve pipe and downstream side sleeve pipe, by the kind of drainage manhole main body 2 and cylinder and the combination decision of nominal diameter, described sleeve pipe birdsmouth 21a, 21b have geomery shown in Figure 5.
According to table 1, be positioned at nominal diameter: the number of each pipe of the scope of DN110~500 all reaches 20 kinds, and its result is appreciated that as the drainage manhole corresponding with it, must prepare the drainage manhole more than at least 20 kinds.
But, according to the present invention, as shown in table 5, the drainage manhole 1 that comprises drainage manhole main body 2 and be arranged on sleeve pipe birdsmouth 21a, 21b etc. on this main body 2, with 5 nominal diameters is that benchmark is by group, also have since the shape of sleeve pipe birdsmouth 21a, 21b to be designed, to be made as and to be present in the pipe that has maximum inner diameter and external diameter in the interior pipe of each group consistent, so main body 2 of the drainage manhole that should prepare, can be clue also, only select one to comprise that wherein nominal diameter is the drainage manhole 1 of the group of maximum pipe with the nominal diameter of connected pipe.
Embodiment 1 shown in Fig. 4 and Fig. 5 is that the nominal diameter of the bellows 3 ' that connects at upstream side and the horizontal pipe 5 ' that connects at downstream side all be the situation of DN200, and the external diameter of the pipe of reality is 200mm.Thereby, with respect to these pipes 3 ', 5 ' and the drainage manhole 1 prepared, selecting with above-mentioned nominal diameter is that the internal diameter of benchmark, sleeve pipe birdsmouth 21a, 21b comprises casing thickness: t and be set to the nominal diameter of 262mm: the drainage manhole 1 of DN225 (with reference to table 1,5).
The sleeve pipe birdsmouth 21a of the drainage manhole 1 of nominal diameter in addition: DN225, the internal diameter of 21b: d
sA, d
sB is designed, is made as and nominal diameter: have maximum external diameter in the pipe below the DN225: the rifled pipe 4 ' of the nominal diameter of do: DN225 is consistent.Thereby, for bellows 3 ' and horizontal pipe 5 ' that nominal diameter is littler than DN225 are connected with drainage manhole main body 2, as Fig. 4 and shown in Figure 5, select the upstream side sleeve pipe 6 ' and the downstream side sleeve pipe 11 ' of drainage manhole main body 2 and the undergauge type corresponding of nominal diameter: DN225 with the bellows 3 ' of nominal diameter: DN200 and horizontal pipe 5 '.
Essence was consistent at the bottom of upstream side sleeve pipe 6 ' and downstream side sleeve pipe 11 ' were configured to drainage manhole main body 2 and sleeve pipe 6 ', 11 ' pipe, and was fixed on sleeve pipe birdsmouth 21a, the 21b by the joint method of bonding or welding etc.Also have, the upstream side of undergauge type and downstream side sleeve pipe 6 ', 11 ', for becoming, the location that makes its top and bottom direction makes a mistake easily and not, also can handle by on main body socket 63 ', 113 ' the outer circumferential face and on the either party on the inner peripheral surface of sleeve pipe birdsmouth 21a, 21b protuberance being set, on the opposing party, being provided with the recess that is fit to protuberance or the mode of slot part (not shown).
The socket 32 ' of the bellows 3 ' of upstream side according to the pipe birdsmouth 64 ' that is installed in the upstream side sleeve pipe 6 ' on the drainage manhole 1 in the mode that connects insert, the birdsmouth 51 ' of downstream side horizontal pipe 5 ' is engaged by rubber wheel respectively according to inserting with the external mode of the cylinder socket 114 ' of downstream side sleeve pipe 11 '.In addition, in drainage manhole 1 of the present invention, owing to for drainage manhole 1 and pipe 3 ', 5 ' be connected and adopt the rubber wheel juncture,, also can connect with simple construction even therefore the pipe connection angle produces some and departs from.
In addition, by upstream side sleeve pipe 6 ' and downstream side sleeve pipe 11 ' with the above-mentioned undergauge type of different color differentiatings, even thereby after construction,, also can easily hold the kind or the bore of connected pipe by color from the above-mentioned sleeve pipe of inside confirmation of drainage manhole.
(embodiment 2)
Drainage manhole 1 of the present invention, constitute by the drainage manhole main body 2 that possesses sleeve pipe birdsmouth 21a, 21b and with chimeric upstream side and the downstream side sleeve pipe of this sleeve pipe birdsmouth, drainage manhole main body 2 is by the nominal diameter decision of the maximum in the connected various pipes, and upstream side sleeve pipe and downstream side sleeve pipe, by the kind of drainage manhole main body 2 and cylinder and the combination decision of nominal diameter, described sleeve pipe birdsmouth 21a, 21b have geomery shown in Figure 5.
The sleeve pipe birdsmouth 21a of the drainage manhole 1 of nominal diameter in addition: DN225, the internal diameter of 21b: d
sA, d
sB is designed, is made as and nominal diameter: have maximum external diameter in the pipe below the DN225: the rifled pipe 4 ' of the nominal diameter of do: DN225 is consistent.Thereby, for the bellows 3 ' that nominal diameter is littler than DN225 is connected with drainage manhole main body 2, as Fig. 6 and shown in Figure 7, select the upstream side sleeve pipe 6 ' of drainage manhole main body 2 and the undergauge type corresponding of nominal diameter: DN225 with the bellows 3 ' of nominal diameter: DN200.In addition, corresponding rifled pipe 4 ' with it for the roughly the same size of the internal diameter that connects nominal outside diameter and sleeve pipe birdsmouth 21b, as Fig. 6 and shown in Figure 7, select the drainage manhole main body 2 of nominal diameter: DN225 and the downstream side sleeve pipe 10 ' of the short-tube type corresponding with the rifled pipe 4 ' of nominal diameter: DN225.
Essence was consistent at the bottom of upstream side sleeve pipe 6 ' and downstream side sleeve pipe 10 ' were configured to drainage manhole main body 2 and sleeve pipe 6 ', 10 ' pipe, and was fixed on sleeve pipe birdsmouth 21a, the 21b by the joint method of bonding or welding etc.Also have, the upstream side sleeve pipe 6 ' of undergauge type, for becoming, the location that makes its top and bottom direction makes a mistake easily and not, also can be by on the outer circumferential face of main body socket 63 ' and on the either party on the inner peripheral surface of sleeve pipe birdsmouth 21a, 21b protuberance being set, the recess that setting and protuberance are fit on the opposing party or the mode of slot part (not shown) are handled.
The socket 32 ' of the bellows 3 ' of upstream side according to the pipe birdsmouth 64 ' that is installed in the upstream side sleeve pipe 6 ' on the drainage manhole 1 in the mode that connects insert, the birdsmouth 41 ' of downstream side rifled pipe 4 ' is engaged by rubber wheel respectively according to inserting with the external mode of the cylinder socket 114 ' of downstream side sleeve pipe 10 '.In addition, in drainage manhole 1 of the present invention, owing to for drainage manhole 1 and pipe 3 ', 4 ' be connected and adopt the rubber wheel juncture,, also can connect with simple construction even therefore the pipe connection angle produces some and departs from.
In addition, by upstream side sleeve pipe 6 ' and downstream side sleeve pipe 10 ' with the above-mentioned undergauge type of different color differentiatings, even thereby after construction,, also can easily hold the kind and the bore of connected pipe by color from the above-mentioned sleeve pipe of inside confirmation of drainage manhole.
(embodiment 3)
Embodiment 3, are xenogenesis, the reducing pipe connection drainage manholes 1 ' of using 4 interflow types of technological thought of the present invention, are drainage manholes 1 ', and it comprises: inspection tube joint 220 up; A plurality of sleeve pipe birdsmouth 210a~214a are set and the drainage manhole 200 of a sleeve pipe birdsmouth 210b is set at downstream side at upstream side; One end has the drainage manhole main body socket chimeric with above-mentioned sleeve pipe birdsmouth 210a~214a, has the upstream side sleeve pipe that is used for carrying out with pipe the pipe birdsmouth that rubber wheel engages at the other end; One end has the drainage manhole main body socket chimeric with above-mentioned sleeve pipe birdsmouth 210b, has the downstream side sleeve pipe that is used for carrying out the pipe socket that rubber wheel engages with pipe at the other end, embodiment 3 still is a kind of drainage manhole 1 ', above-mentioned drainage manhole main body, nominal diameter decision by the maximum in the above-mentioned connected various pipes, and above-mentioned upstream side sleeve pipe and downstream side sleeve pipe, by the kind of above-mentioned drainage manhole main body and pipe and the combination decision of nominal diameter, described drainage manhole 1 ' is used for the xenogenesis of the kind at 4 interflow, the connection of reducing pipe.
Fig. 8 represents embodiment 3 planimetric map, and Fig. 9 represents to cut the drainage manhole 1 ' of the present invention shown in Fig. 8 with the A-A section.
Drainage manhole 1 ' of the present invention is generally made by the resin of vinyl chloride or polypropylene etc., is made of main body 200 and sleeve pipe.In addition, shown in the above embodiments 1,2, the shape that is arranged on the sleeve pipe birdsmouth 210a~214a of upstream side and is arranged on the sleeve pipe birdsmouth 210b of downstream side, with the nominal diameter of rifled pipe be benchmark by group, have the shape roughly the same (with reference to table 1,5) with sleeve pipe birdsmouth 21a, 21b.
Therefore, the structure of main body 200, except the given shape of axial length, have and 4 common roughly the same structures of basic structure that drainage manhole had of collaborating types than common pipe birdsmouth and socket weak point with sleeve pipe birdsmouth 210a~214a, 210b.Therefore, drainage manhole main body 200 of the present invention can use injection molding equipment in the past to make, and also has owing to do not need the making etc. of new metal pattern in principle, therefore can be with low-cost production's drainage manhole of the present invention.
In addition, but sleeve pipe birdsmouth 210a~214a, the 210b of upstream side and downstream side also have the shape of the stream of identical size respectively, but also have the shape in various flows path in addition respectively.In the latter case, generally use the flow path big sleeve pipe birdsmouth of the flow path of downstream side sleeve pipe birdsmouth 210b than upstream side sleeve pipe birdsmouth 210a~214a.In addition, with the nominal diameter of rifled pipe is benchmark and not being specially limited by the position that is provided with of the sleeve pipe birdsmouth of groupization, for example also can be the upstream side and the downstream side that sleeve pipe birdsmouth 210a, 210b only are configured in the drainage manhole main body, at the drainage manholes of 4 interflow types of the direct-connected common pipe birdsmouth of other inflow entrance configuration and pipe etc.
Situation at the drainage manhole 1 ' of the type at 4 interflow of embodiment 3, with reference to Fig. 8,9, represented: upstream side sleeve pipe birdsmouth 210a and downstream side sleeve pipe birdsmouth 210b be used to connected pipe in have maximum bore being connected of the person in charge, other 4 upstream side sleeve pipe birdsmouth 211a~214a are used to and have drainage manholes 1 ' than 4 interflow types of the type that is connected of the arm of being responsible for little bore.
Also have, the upstream side of use and undergauge type, the short-tube type sleeve pipe of downstream side in the drainage manhole 1 ' of 4 of embodiment 3 interflow types, corresponding and make with all by the above-mentioned sleeve pipe birdsmouth of group, have the shape roughly the same with the upstream side of the upstream side of the undergauge type of the above embodiments 1,2 and downstream side 6,8,9,11 and short-tube type and downstream side sleeve pipe 7,10 (with reference to Fig. 2,3 and table 3).
Therefore, drainage manhole 1 ' according to the type at 4 interflow of embodiment 3, owing to be arranged on the sleeve pipe birdsmouth 210a~214a on the main body 200, the birdsmouth that 210b is standardized as comprehensive given number with definite shape, therefore the upstream side sleeve pipe and the downstream side sleeve pipe that connect above-mentioned birdsmouth 210a~214a, 210b and connected pipe 3~5, only select by kind and bore according to pipe, the pipe that just can connect xenogenesis, reducing makes the construction of pipe arrangement become very easy.In addition, in the present invention, owing to adopting the rubber wheel juncture, even therefore depart from, also can easily absorb this angle of slip because of simple construction makes the pipe connection angle produce some for drainage manhole and being connected of pipe.
In addition, the nominal diameter that is arranged on rifled pipe is that benchmark is by the sleeve pipe birdsmouth in the drainage manhole of group, design condition is not limited to the restriction of physics, can freely design nominal diameter, number, configuration and the combination thereof of its birdsmouth, is not limited especially.
As above result, according to the present invention, even the pipe that connects with drainage manhole is the pipe with variety classes and/or different bores,, can connect the pipe of xenogenesis, reducing by a selected drainage manhole consistent with maximum nominal diameter wherein.In addition, according to the present invention, owing to adopting the rubber wheel juncture, even therefore depart from, also can easily absorb this angle of slip because of simple construction makes the pipe connection angle produce some for drainage manhole and being connected of pipe.
In addition, even it is indeterminate that the kind or the bore of the pipe of establishing of position of drainage manhole is set, perhaps the bore of Shi Ji pipe arrangement has deviation because of each MANUFACTURER, also can significantly cut down the number of answering pre-prepd drainage manhole, its result can significantly reduce the operating expenses that drainage manhole is provided with engineering.
Also have, according to the present invention, because the basic structure of drainage manhole main body is identical with the structure of general resin system drainage manhole, therefore can use existing injection molding equipment to make drainage manhole, also have owing to do not need the making etc. of new metal pattern in principle, therefore can be with low-cost production's drainage manhole of the present invention.
Claims (9)
1, a kind of xenogenesis, reducing pipe connection drainage manhole comprise:
The drainage manhole main body, it is provided with inspection tube joint up and is used for sleeve pipe birdsmouth at upstream side and downstream side adapter sleeve;
The upstream side sleeve pipe, it at one end has and is used for drainage manhole main body socket chimeric with described sleeve pipe birdsmouth and that be connected with the drainage manhole main body, has at the other end to be used for carrying out the pipe birdsmouth that rubber wheel engages with pipe;
Also have the downstream side sleeve pipe, it at one end has and is used for drainage manhole main body socket chimeric with described sleeve pipe birdsmouth and that be connected with the drainage manhole main body, has at the other end to be used for carrying out the pipe socket that rubber wheel engages with pipe, it is characterized in that,
Described drainage manhole main body, by maximum nominal diameter decision in the described connected various pipes, and described upstream side sleeve pipe and downstream side sleeve pipe, by the kind of described drainage manhole main body and pipe and the combination decision of nominal diameter.
2, xenogenesis according to claim 1, reducing pipe connection drainage manhole is characterized in that,
The shape of described sleeve pipe birdsmouth is that benchmark is by group with the nominal diameter of rifled pipe.
3, xenogenesis according to claim 2, reducing pipe connection drainage manhole is characterized in that,
The flow path of described sleeve pipe birdsmouth is decided to be in described group and equates with the internal diameter of rifled pipe.
4, xenogenesis according to claim 2, reducing pipe connection drainage manhole is characterized in that,
The internal diameter of described sleeve pipe birdsmouth is decided to be in described group with the value of will add behind 2 times of the thickness of described sleeve pipe after the external diameter of rifled pipe and equates.
5, xenogenesis according to claim 2, reducing pipe connection drainage manhole is characterized in that,
Described sleeve pipe birdsmouth, within it portion along Zhou Fangxiang ladder to be set poor, this ladder difference is decided to be, and equates with value after the thickness of the interior external diameter difference of the rifled pipe value after divided by 2 being added described sleeve pipe in described group.
6, xenogenesis according to claim 1, reducing pipe connection drainage manhole is characterized in that,
Described sleeve pipe, to its each shape with color differentiating.
7, xenogenesis according to claim 1, reducing pipe connection drainage manhole is characterized in that,
Described sleeve pipe comprises: the pipe birdsmouth of this sleeve pipe or pipe socket are than the sleeve pipe of the drainage manhole main body socket undergauge of this sleeve pipe.
8, xenogenesis according to claim 7, reducing pipe connection drainage manhole is characterized in that,
The mutual core shift of central shaft of the drainage manhole main body socket of the pipe birdsmouth of described sleeve pipe or the central shaft of pipe socket and this sleeve pipe is so that inner peripheral surface essence unanimity at the bottom of the pipe of this sleeve pipe.
9, xenogenesis according to claim 1, reducing pipe connection drainage manhole is characterized in that,
Described connected pipe is horizontal pipe, rifled pipe or bellows.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-277581 | 2005-09-26 | ||
JP2005277581 | 2005-09-26 | ||
JP2005277581A JP4671228B2 (en) | 2005-09-26 | 2005-09-26 | Drain for connecting different types of pipes with different diameters |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1940373A true CN1940373A (en) | 2007-04-04 |
CN1940373B CN1940373B (en) | 2011-01-19 |
Family
ID=37958790
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006100062234A Expired - Fee Related CN1940373B (en) | 2005-09-26 | 2006-01-24 | Different type, defferent diameter connection drainage manhole |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP4671228B2 (en) |
CN (1) | CN1940373B (en) |
HK (1) | HK1101980A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102296634A (en) * | 2011-06-16 | 2011-12-28 | 天津市泽宝水泥制品有限公司 | Concrete inspection well chamber with flexible interface connection branch |
CN102337752A (en) * | 2010-07-29 | 2012-02-01 | 河南省电力勘测设计院 | Equal-diameter quasi-surge shaft for water pipe |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107060003A (en) * | 2017-06-12 | 2017-08-18 | 傅国勤 | A kind of socket joint reducing multi-way pipe fitting |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4504086A (en) * | 1983-01-10 | 1985-03-12 | Phillips Petroleum Company | Pipe tee |
JPS59185482U (en) * | 1983-05-28 | 1984-12-10 | アロン化成株式会社 | Plastic pipe connection adapter |
CN85202095U (en) * | 1985-05-31 | 1986-08-20 | 吕世典 | Demountable union |
JPH01116294U (en) * | 1988-01-30 | 1989-08-04 | ||
JPH0752464Y2 (en) * | 1989-11-10 | 1995-11-29 | 史朗 金尾 | Joint for connecting different types of pipes |
US5797415A (en) * | 1993-10-15 | 1998-08-25 | Horizon Resources Corp. | Insulating jacket for hot and cold piping systems and the method of use |
JP3057415B2 (en) * | 1995-10-05 | 2000-06-26 | アロン化成株式会社 | Plastic manhole for ribbed circular pipe |
JP2837384B2 (en) * | 1996-03-19 | 1998-12-16 | 株式会社湘南合成樹脂製作所 | Pipe lining method |
CN2253422Y (en) * | 1996-07-02 | 1997-04-30 | 乐清市铜管件厂 | Copper thin wall tee |
JPH11336175A (en) * | 1998-05-25 | 1999-12-07 | Aron Kasei Co Ltd | Catch basin kit |
JP3657180B2 (en) * | 2000-07-21 | 2005-06-08 | 積水化学工業株式会社 | Manufacturing method of resin manhole for ribbed tube |
-
2005
- 2005-09-26 JP JP2005277581A patent/JP4671228B2/en not_active Expired - Fee Related
-
2006
- 2006-01-24 CN CN2006100062234A patent/CN1940373B/en not_active Expired - Fee Related
-
2007
- 2007-09-15 HK HK07110068.9A patent/HK1101980A1/en not_active IP Right Cessation
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102337752A (en) * | 2010-07-29 | 2012-02-01 | 河南省电力勘测设计院 | Equal-diameter quasi-surge shaft for water pipe |
CN102337752B (en) * | 2010-07-29 | 2014-04-02 | 河南省电力勘测设计院 | Equal-diameter quasi-surge shaft for water pipe |
CN102296634A (en) * | 2011-06-16 | 2011-12-28 | 天津市泽宝水泥制品有限公司 | Concrete inspection well chamber with flexible interface connection branch |
Also Published As
Publication number | Publication date |
---|---|
CN1940373B (en) | 2011-01-19 |
JP4671228B2 (en) | 2011-04-13 |
JP2007085125A (en) | 2007-04-05 |
HK1101980A1 (en) | 2007-11-02 |
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