KR101496881B1 - Household Slab Concrete Partial Built in Type Connecting Structure of Wastewater and drainwater Vertical Pipes and Constructing Method thereby - Google Patents

Abstract

The present invention relates to a waste water drainpipe connection structure having a part buried in a household slab and a construction method thereof. More specifically, the waste water drain pipe connection structure having a part buried in a household slab is provided to be constructed on the main floor of a household; have a part buried in a house hold slap to prevent a slab from being installed on an excessively lowered position by a built-in housing on a lower part of a pipe; prevent water leak by coupling the built-in housings of the lower parts of the pipes, using a method of coupling a sliding water retaining unit; correspond to site conditions by having height-adjustability; expand a user space by raising a ceiling height; allow a worker to perform construction without causing damage to upper and lower floors by making vertical waste water drainpipes and branch pipes in the main floor of a household be repaired or replaced without dismantling a partition wall of a pipe shaft (P/S) or a pipe duct (P/D) of toilets of upper and lower floors, thereby having excellent usability and work efficiency due to the reduction of work hours and work force. In summary, the waste water drainpipe connection structure having a part buried in a household slab can be buried and installed in the floor of the main floor by comprising a plurality of pipe built-in housings having the waste water drainpipes accommodated therein, wherein the pipe built-in housing is fixated on a slab form to be partially or entirely buried in floor slab concrete before the floor slab concrete is placed.

Description

[0001] The present invention relates to a method of constructing a slab-type landfill,

[0001] The present invention relates to a generation slab part-embedded type oval and drain pipe connection structure and a construction method thereof, and more particularly, By using the lower buried housing, it is possible to prevent the occurrence of leaks and to adjust the length by using the sliding index joint method when partially filling the generation slab and joining the lower landfill housings of the pipeline. Therefore, The user space is expanded and the partition wall of upper and lower toilet P / S or P / D is not dismantled in case of fault of miscellaneous miscellaneous granular piping and generation piping of the main floor, In the next generation, maintenance and piping replacements of drainage bridges and branch pipelines are carried out in-house. Generation slab part embedded type owing to excellent workability and shortening of work space and workforce by being able to carry out work without giving rise to the damage caused by upper and lower floors and the construction method thereof will be.

Generally, in the multipurpose building and the apartment building, the drain pipes are connected to the slab concrete from the bathroom, the sink, and the laundry room vertically through the ceiling of the lower-level households, and the collected pipes are connected by pipe shift (P / S) or pipe duct , P / D), a sink wall, and behind the wall of the washing room. Through the granular piping and the sextia and drainage connectors that pass through the slab concrete vertically, , And drainage are integrated and discharged.

However, as shown in FIG. 1, such a conventional drainage pipe connection structure is installed so as to be gathered from the ceiling of the lower-layer generation, so that the corresponding part ceiling of the lower-layer generation is lowered by about 200 to 300 mm, The noise level is very high as 52.7dB, which is a major cause of the interlayer noise. Also, there is a problem in the generation of leakage, It is not possible to repair the upper and lower-level households, and there is a problem that the toxic gas moves from the lower layer to the upper layer through the interlayer P / S or P / D, .

In order to solve this problem, as shown in FIG. 2, in recent years, for example, in order to waterproof the waterproofing of the toilet in the past, the connection structure of the water pipe has been designed so that the bathroom floor is lowered by about 30 to 60 mm, The waterproofing layer 104 is further fixed on the waterproofing layer 110. The waterproofing layer 104 is formed on the waterproof layer 104. The waterproof layer 104 is formed on the waterproof layer 104, ), The fixing pin (105) is pierced, so that it is not possible to construct a drain pipe before the waterproofing work and the drain pipe can not be constructed before the completion of the toilet floor tile. It is caught in the foot of another process worker, and the drain pipe is shaken to expose it to movement and breakage of the installation position of the apparatus, mm There is a high risk of accident occurrence of other process workers in the downed well space and if the water is in the well space of 180mm down during the construction, the depth can not be predicted. After the completion of stacking of the toilet partition bricks, The drainage pipe connection structure is provided with a separate water drainage sandbox and a drainage port. However, there is a problem that a stinking odor is often generated through the drainage port.

In addition, it is necessary to put a V-shaped uneven sleeve (not shown) in the generation slab, remove the uneven sleeve after slab concrete is poured, and double work to separate the uneven groove portion in order to make the water pipe, It is difficult to fix the drain pipe and the pipe can not be protected from other processes in a state in which it is completely exposed on the slab, and this piping method has many problems as described above.

In addition, since the length of the piping is different according to each generation site situation, it is difficult to bring the same length into a factory in a batch so that it is difficult to bring the pipeline to the site. The length of work required is long and the labor cost is increased and the long pipe pipe which is expected to be cut can not use the short pipe even if it is a little cut off. Therefore, there is a problem of waste of material due to cutting of the pipe, There is a problem that the waterproofing of the piping connection part can not be sure.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above problems of the prior art, and it is an object of the present invention to solve the problem of interlayer noise, It is possible to prevent the occurrence of leakage by using the sliding index joint method and to adjust the length while fitting the slab to the bottom of the pipe and to connect the bottom of the piping housing. In case of defects of the water distribution piping and main generation piping which are used jointly by the majority when repair is necessary, the partition wall of upper and lower toilet P / S or P / D is not dismantled, By repairing and replacing piping in the granular piping and branch piping, The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a new generation slab partial flush type o / pipe connection structure and a construction method thereof, which have excellent workability and shorten work space and work force.

In order to accomplish the above object, the present invention provides a slab concrete structure, which is fixed to a slab formwork before a floor slab concrete is laid so as to partially or entirely be embedded in a floor slab concrete, includes a space for accommodating a drain pipe therein and a plurality of exponential projections And a plurality of pipe embedding housings each having an exponential groove on an inner circumferential surface of the main slab, the main drain pipe being embedded in the bottom floor of the main slab.

The pipeline embedding housing includes a straight pipe buried housing (21) having a predetermined length and forming a plurality of exponential projections (231) extending horizontally on both left and right outer peripheral surfaces; An exponential coupling part 23 for forming a plurality of exponential grooves 232 in a predetermined length on the inner circumferential surface so that the outer circumferential surface of the rectilinear embedding housing 21 and the plurality of exponential protrusions 231 are simultaneously inserted while being inserted, A piping buried housing excluding the straight pipe landfill housing; It is preferable to have a sliding index portion coupling structure in which a plurality of index protrusions 231 and a plurality of index grooves 232 are inserted and joined to each other so as to prevent leakage and facilitate length adjustment.

The pipeline embedding housing, except for the straight pipe landfill housing, comprises the elbow landfill housing 22, the socket landfill housing 23, the landfill bottom landfill housing 24a, the wall through- A housing (25), a sextile, a drain connector lower buried housing (28); The straight pipe embedding housing 21, the elbow embedding housing 22 and the socket embedding housing 23 are provided with an upper straight pipe lower embedding housing 21a and an elbow Two or more pairs of screw holes 21a1 for coupling with the U-band 40 are formed at the left and right upper end portions of the straight pipe lower buried housing 21a as the lower buried housing 22a and the socket lower buried housing 23a Being; The elbow lower buried housing 22a and the socket bottom buried housing 23a as well as the sextier and drainage connector lower buried housing 28 and the wall through sleeve buried housing 25 are manufactured by the applicant's patent application No. 10 - It is preferable that at least one pair of flange portions 27 are formed at the left and right upper ends so as to be combined with the pipe fixing table 30 and the housing cover 262 disclosed in Japanese Patent Application Laid-Open No. 141652/1996.

The pipeline embedding housing, except for the straight pipe landfill housing, includes an elbow landfill housing 22, a socket landfill housing 23, a landfill bottom housing 24a, A drain connector lower buried housing (28), and a wall through sleeve buried housing (25); The straight pipe embedding housing 21, the elbow embedding housing 22, and the socket embedding housing 23 are formed as upper and lower buried housings, respectively, which are formed to be engaged / separated by fastening means; A straight pipe lower landfill housing 21a, an elbow lower landfill housing 22a and a socket lower landfill housing 23a fixed to the slab formwork 2 before the floor slab concrete is laid; A straight pipe upper landfill housing 21b, an upper elongate landfill housing 22b, and a socket upper landfill housing 23b, which are connected by the lower landfill housing and the fastening means after installing the drainage pipe 10, .

In the above-mentioned generation slab partial embedding type water distribution pipe connection structure, the sextia and drainage connector lower landfill housing 28 is provided with a water inlet pipe 10-2013-137574 discloses a method for attaching and fixing a seat tie water drain connector 60 which integrally forms one or more sliding pocket connecting openings 50 with a flameproof rubber ring 62 and a U- .

In the above-mentioned generation slab part-embedded type oval and drain pipe connection structure, it is preferable that the drain pipe 10 is a flexible pipe made of a soft material or a synthetic pipe made of a hard material.

In the above-mentioned generation slab partially embedded type o / pipe connecting structure, the pipe embedding housing 20 is constructed by using a pipe fixing base 30 disclosed in the applicant's patent application No. 10-2012-141652, It is preferable that the slab is fixed while being spaced apart from the slab form before pouring.

In the generation slab partially buried type drainage pipe connection structure, the drainage pipe (10) is a synthetic resin pipe of hard material; It is preferable that the piping can be easily installed using the sliding pocket connection port 50 disclosed in the applicant's patent application No. 10-2013-137574, which can be easily adjusted in length.

In order to accomplish the above object, the present invention provides a method of manufacturing a piping system, comprising the steps of: (S100) manufacturing a pipe lower buried housing 20a having a predetermined length and having a space for receiving a drain pipe inside; A step (S200) of installing the manufactured pipe lower buried housing 20a so as to be spaced apart from the slab formwork 2; A step (S300) of attaching a lid to an upper surface of the pipe lower buried housing 20a fixed to the slab form 2; A step (S400) of embedding slab concrete by placing and curing slab concrete in the pipe bottom buried housing 20a to which the cover is fixed; (S500) of installing the granulation pipe (3) and the sextia and drain connector (60) in the P / S or P / D space; Waterproofing the slab concrete (S600); (S700) piping the drain pipe (10) to the lower pipe buried housing (20a) buried so as to be connected to the granulation pipe (3) and the sextia and drain connector (60); Pouring and bubbling concrete into concrete (S800); And a step (S900) of installing the foamed concrete after-mortar and attaching the tile, wherein the water drainage pipe of the main-layer generation is buried in the main floor so as to be constructed, and the construction method using the plug- And the object is achieved.

In the construction method using the generation slab partial embedding type o / pipe connection structure, the step (S100) of manufacturing the lower pipe embedding housing includes forming a plurality of exponential projections 231 extending in the horizontal direction on both left and right outer circumferential surfaces A step S110 of manufacturing an intralayer lower buried housing 21a; A plurality of index grooves 232 are formed on the inner circumferential surface in a predetermined length so that the outer circumferential surface of the straight pipe lower buried housing 21a and the plurality of exponential protrusions 231 are inserted at the same time, A bottom incarnation housing 23a, a bottom down incarnation housing 24a, a wall through sleeve incarnation housing 25, a sextia, a drain connector < RTI ID = 0.0 > (S120) a lower buried housing (28); The step S130 of installing the lower pipe-embedded housing in a state spaced apart from the slab form 2 comprises the step of placing the flange portion 27 of the lower-side embedding housing 22a on the pipe fixing stand 30 )Wow; The bottom of the elbow and the bottom of the socket 23a and the bottom of the groove 25 of the sextile, the water inlet connector bottom filling housing 28, the bottom land filling housing 24a and the wall through sleeve filling housing 25 (S150) while adjusting the length of the straight pipe lower buried housing (21a) so that the exponential protrusion (231) is coupled to the lower pipe (232).

In the construction method using the generation slab partially embedded type owing and draining pipe connection structure, step (S200) of installing the lower pipe embedding housing (20a) away from the slab form is performed by the applicant's patent application No. 10- It is preferable to use a pipe fixing stand 30 disclosed in Japanese Patent Application Laid-Open No. Hei.

In the construction method using the generation slab part-embedded type owing and draining pipe connecting structure, the pipe bottom embedded housing manufacturing step (S100) is formed such that the upper part is open so that the drain pipe (10) can be inserted from the upper side, (S110) of forming a straight pipe lower buried housing forming two or more pairs of screw engagement holes (21a1) at the upper end; The steps of manufacturing the elbow lower buried housing 22a, the socket lower buried housing 23a, the lower buried buried housing 24a, the wall through sleeve buried housing 25, the sextia, the drain connector lower buried housing 28 (S120) is formed in such a shape that the upper part is opened so as to be able to insert the drain pipe (10) from the upper side, and the piping fixture (30) and the housing cover (30) disclosed in the applicant's patent application No. 10-2012-141652 It is preferable that at least one pair of flange portions 27 are formed on the left and right upper ends so as to be combined with the flange portions 262.

In the method of the present invention using the generation slab partially buried type owing and draining pipe connection structure, it is preferable that between the step (S700) of piping the drainage pipe (10) and the step (S800) of bubbling concrete pouring and curing, And fixing the water pipe 10 to the U-band 40 at predetermined intervals (S710).

In the construction method using the generation slab partially buried type owing and draining pipe connection structure, it is preferable that a step (S700) of piping the drainage pipe (10) and a step (S800) A plurality of exponential protrusions 231 extending in the horizontal direction are formed on the outer circumferential surfaces on both sides and two or more pairs of screw engagement holes 21a1 are formed on the upper left and lower ends of the exponential protrusions 231, (S720); An exponential coupling portion 23 for forming a plurality of exponential grooves 232 on the inner circumferential surface in a predetermined length so that the outer circumferential surface of the straight pipe upper buried housing 21b and the plurality of exponential protrusions 231 are inserted at the same time, And an elbow upper landfill (not shown) which forms one or more pairs of flange portions 27 at the left and right lower ends so as to be engaged with the pipe fixing table 30 and the housing lid 262 disclosed in the applicant's patent application No. 10-2012-141652 Fabricating a housing 22b and a socket top buried housing 23b (S730); The elbow upper landfill housing 22b and the socket upper landfill housing 23b are connected to the pipe fixing table 30 to which the elbow lower landfill housing 22a and the flange portion 27 of the socket lower landfill housing 23a are coupled, And the upper straight burying housing 21b is coupled to the upper burying housing 22b and the upper burying housing 23b so that the exponent protrusion 231 is engaged with the upper burying housing 23b. (S740) of adjusting the length of the light source.

The installation method of the present invention using the generation slab partially buried type owing and draining pipe connection structure is characterized in that before the step S200 of installing the lower pipe embedding housing 20a apart from the slab formwork 2, A step (S122) of manufacturing a sex-on-the-water connector 60 forming a predetermined length of one or more pocket connection portions 61 integrated with the sliding pocket connection port 50 for sliding reception; An upper layer granular pipe connecting portion 26b having a connecting portion 26a having an exponential coupling portion 23 formed on one side thereof at a predetermined length and accommodating a granular pipe 3 descending from the upper layer at the other side, (S120) of forming a lower layer bridging pipe connecting portion (26c) connected with the lower layer bridging pipe connecting portion (26); After the step (S200) of installing the pipe lower buried housing 20a away from the slab formwork 2, the granulation pipe 3 passes through the P / S or P / D space, (S210) a sextia, drainage connector lower buried housing (28) at a location to be connected to the connector (60); In the step S500 of installing the granulation pipe 3 and the sextia and the water drain connector 60 in the P / S or P / D space, the sex tiao / drain connector lower filling housing 28 is provided with a sextiao And a sliding pocket connecting port 50 formed integrally with at least one of the septic tanks and the water drain connector 60 at the time of connection with the granulating tubular pipe 3 and the common drain pipe It is desirable to install it.

(S500) of installing the granular pipe (3), the sextia and the drain connector (S500) in the construction method using the generation slab partial embedding type o / When the eccentric sliding pocket connecting port 50 is inserted into the correct position by using a separate eccentric sliding pocket connecting port 50 having a shape in which the upper and lower connecting centers are offset from each other when the connector bottom embedded housing 28 is embedded in the concrete in a position shifted state, It is preferable that the granular pipe is precisely corrected so as to catch the vertical center and then connected and constructed.

The effects of the present invention are as follows.

In order to solve the interstory noise problem, the drainage pipe is constructed in the main layer of the household, but the drainage pipe is partially buried in the generation slab by using the lower landfill housing so that the slab can be installed without lowering excessively. It is easy to install according to the situation and can increase the ceiling level by preventing the occurrence of leakage by using the method, and it is possible to adjust the length, so that the user space is enlarged. In the case of defects of the generation piping of the main floor, maintenance work and piping are replaced in the main floor generation without dismantling the partition wall of upper, lower toilet P / S or P / D, The work can be carried out without any damage to the upper and lower layers caused by the work, To reduce the workforce it has five three slabs buried part having an excellent efficiency and very useful inventions that can provide the drain pipe connecting structure and construction methods.

1 is a schematic view showing a connection structure of a conventional lower-
Fig. 2 is a schematic view showing a connection structure of a drainage pipe in the present layer
Fig. 3 is a schematic view showing a connection structure of a generation slab partial embedding type oill and drain pipe to which the present invention is applied
Fig. 4 is a perspective view showing the coupling of the sliding index portion and the length adjustment of the pipe bottom embedding housing to which the present invention is applied
FIG. 5 is a schematic view showing a process for installing slab concrete and curing in a construction sequence using a slab partial embedding type oill and drain pipe connection structure to which the present invention is applied
FIG. 6 is a view showing a method (a) of fixing a slab concrete after curing of slab concrete and a fixing method (b) using a piping upper landfill housing, schematic
Figs. 7 to 11 are plan views according to the order of construction using the generation slab partial buried type owing and draining pipe connecting structure of the present invention
FIG. 12 is a cross-sectional view showing a construction using a sextier and drain connector integrated with the sliding socket portion of the present invention, wherein (a) shows a state in which a sliding pocket portion is connected to a lower portion when connected to a granular pipe, The sliding pocket portion is connected to the upper portion.
FIG. 13 is a flowchart showing a construction sequence using the generation slab partial embedding type ouput and drain pipe connection structure of the present invention of the present invention

Hereinafter, the present invention will be described in detail with reference to preferred embodiments. It is to be understood, however, that the embodiments are illustrative of the invention in order that the invention may be better understood, and that the terms or words used should not be construed in a conventional or dictionary sense, It should be understood that the present invention should not be construed as being limited to the meanings and concepts consistent with the technical idea of the present invention based on the principle that the concept of the term can be appropriately defined in order to explain it by a method.

First, the generation piping partially embedded type drainage pipe connecting structure of the present invention includes an elbow lower buried housing 22a, a socket lower buried housing 23a, an upper elbow buried housing 22b, a socket upper buried housing 23b, A wall piercing sleeve buried housing 25, a U-band 40, a sliding pocket connecting port 50, a pipe fixing base 30, and a sliding pocket connecting port capable of easily disengaging the generation inlet pipe are integrally formed And a drain port connector (60), wherein each of the buried housings is coupled to each other using a sliding index portion coupling structure in which the plurality of exponential portions are slidably engaged with each other.

(Example 1): The piping lower buried housing of the present invention

As shown in FIG. 3, the pipe bottom buried housing 20a of the present invention has a hollow inside and a top open housing in the slab concrete 1 so that the drain pipe 10 can be seated The upper and lower embedding housings 22a, 22b, 23a, 24a, 24a, 24a, 24a, 24a, 24a, 24a, A through-sleeve buried housing 25, and a sextiao and drain connector 60 in which a sliding pocket connector capable of easily disassembling the household inlet pipe is integrated, and is not limited to the structure described in the embodiment of the present invention, The equivalent structure which can be simply replaced by the above-described structure is included in the scope of the present invention even if there is a variation.

The sliding index joint structure of the present invention has a structure in which each component is coupled to the lower pipe embedding housing 20a so as to be adjustable in length, and a plurality of exponents are coupled to each other in a sliding fit engagement manner. At the same time, a plurality of exponents function as an exponent part, thereby obtaining a perfect leak prevention effect.

4 to 5, the following will be described in more detail.

First, in the pipe bottom buried housing 20a, a straight pipe lower buried housing 21a has a plurality of openings (three in the figure) extending in the horizontal direction on the left and right outer circumferential surfaces, The protrusions 231 are formed and the fastening means 70 is engaged with the U-band 40 or the upper straight buried housing 21b by forming two or more pairs of threaded holes 21a1 on the left and right upper ends. The plurality of exponential protrusions 231 may be formed in a horizontal direction so as to block water transmitted downward when buried.

In addition, the elbow lower buried housing 22a, the socket lower buried housing 23a, the lower buried buried housing 24a, and the wall through-sleeve buried housing 25 may have a plurality of index joints And has a plurality of index grooves 232 formed therein so that the outer circumferential surface of the straight pipe lower landfill housing 21a and the plurality of exponential projections 231 can be inserted while slidingly inserting the index projections 231 at the same time, And one or more pairs of flange portions 27 are formed on the left and right upper ends. The flange portion 27 can be fixed to the pipe bottom embedding housing 20a while being separated from the formwork by connecting the pipe fixing stand 30 disclosed in the applicant's patent application No. 10-2012-141652, After being buried in the concrete, it becomes a fastening means when engaged with the pipe upper housing 20b.

In addition, the plurality of index joint portions 23 are formed on one side of the elbow lower buried housing 22a so as to have a predetermined length, and the other side is formed into a hemispherical shape so that the elbow is seated in a vertical direction, (231) is formed in the horizontal direction.

The socket bottom buried housing 23a has the plurality of index joints 23 formed at both ends thereof to have a predetermined length so that the straight pipe bottom buried housing 21a is slidably engaged with the index joint portion 23 . As shown in FIG. 7, the socket bottom buried housing 23a may be divided into a 180 ° direction and a predetermined angle.

As shown in FIG. 7, the land bottom buried housing 24a has the plurality of index joint portions 23 formed in a predetermined length so as to have a predetermined length, So that it can be connected and used. In Fig. 7, the openings are opened in two directions to connect the straight pipe lower buried housing 21a.

The wall penetration sleeve embedding housing 25 has the exponential coupling portion 23 formed at both ends thereof to have a predetermined length so as to fit the pipeline lower buried housing 20a into the exponential structure, A plurality of exponential projections 231 are formed on the outer circumferential surface in a longitudinal direction so as to be recessed so as to be embedded in the concrete, so that the exponential protrusions 231 are combined with the concrete as a gap between the plurality of index joint portions 23 in the concrete, Prevents water from penetrating and leaking between concrete and various underfill sleeves.

In addition, as in the past, when the concrete is poured, it is not necessary to place a V-shaped uneven sleeve in the slab and to remove the V-shaped uneven sleeve for waterproofing and to do waterproofing. It can be protected.

As shown in FIGS. 3 and 7, the sextia and drain connector lower housing 28 includes a sextia and drain connector 60 (see FIG. 3) in which a sliding pocket connector capable of easily disassembling a household inlet pipe is integrated As shown in FIG.

And a sextia water drain connector 60 for forming a predetermined length of at least one pocket connecting portion 61 integrated with the sliding pocket connecting hole 50 for slidingly accommodating the drain pipe inserted into the drain pipe 10, The length can be adjusted at the time of connection or at the time of connection of the granulation piping (3), so that the piping becomes very easy.

Also, the drainage pipe 10 installed in the piping lower buried housing 20a is piped by using a flexible flexible hose as in the prior art, or can be piped as shown in Figs. 7 to 10, No. 10-2013-137574, the length of the water pipe 10 can be easily adjusted by inserting or withdrawing the length of the water pipe 10 according to the situation by using the sliding pocket connection port 50 and the hard water pipe 10, It is possible.

The process of constructing the drainage pipe using the thus constructed generation pipe partial embedding type oi and drain pipe connection structure will be described according to various construction examples.

(Construction example 1): Application of the example 1, the lower pipe embedding housing was embedded in the slab concrete

As shown in FIG. 5, first, the pipe fixing table 30 is placed on the upper surface of the formwork 2, and is installed using the fastening means 70 on the bottom surface.

Next, the flange portion 27 of the lower-side embedding housing 22a of the elbow is hooked on the upper fixing bolt 31 of the fixed pipe fixture 30 to be seated.

The exponential protrusions 231 of one side of the straight pipe lower buried housing 21a are fitted into the plurality of index grooves 232 of the elbow lower buried housing 22a which is seated on the flange portion 27, And 'sliding index part join'.

Next, the sliding lower exposing housing 23a is coupled to one side of the lower side buried housing 23a of the other side of the straight pipe lower buried housing 21a, and the lower buried housing 23a is fixed to the fixing bolt 31 ).

Then, as described above, the elbow lower buried housing 22a, the socket lower buried housing 23a, the wall through sleeve buried housing 25, and the sextia, the drain connector lower buried housing 28 and the straight pipe lower buried housing 21a are alternately combined and installed. At the same time, the insertion length of the straight pipe lower burying housing 21a is adjusted, and the length is adjusted as needed.

Next, after the entire pipe bottom embedding housing 20a is installed, the straight pipe housing cover 261 is coupled to the upper surface of the straight pipe lower buried housing 21a as shown in (2) of FIG.

Next, the housing cover 262 of the lower pipe bottom buried housing 20a except for the pipe bottom buried housing 21a is covered and fixed with the fastening bolt 32 as shown in FIG. 5 (3). It is now ready for slab concrete pouring.

Next, the slab concrete is poured and cured to bury the pipe bottom embedding housing 20a.

Next, waterproofing is applied to the upper surface of the cured slab concrete 1 to a predetermined thickness.

Next, the housing cover 262 is detached.

Next, the straight pipe cover 26 is removed.

The process of embedding the lower pipe embedding housing 20a in the slab concrete using the generation piping partial drain type pipe connecting structure produced in the first embodiment has been described.

When the sextia water drain connector 60, in which the lower pipe embedding housing 20a buried through the process and the sliding pocket connection port 50 allowing easy disassembly of the household inlet piping are integrated through this process, Is no longer passed through the slab concrete 1 and is not applied to the lower-layer generation ceiling but is partially buried on the slab concrete 1 without forcibly lowering the slab concrete 1 and installing it on the upper slab It is possible to easily fill the drain pipe 10 without slabs down and to drain the drain pipe before the waterproofing work.

(Example of Construction 2): Embedded Piping Into the lower landfill housing,

As shown in FIG. 9, the drain pipe 10 is connected to the exposed lower pipe bottom housing 20a of the pipe bottom buried housing 20a embedded in the construction example 1.

The sliding pocket connection port (50) is applied to the connection port of the drainage main body, the toilet, and the bathtub at the time of the piping of the above-mentioned generation and drainage branch pipe, and the connection and disassembly of the drainage pipe is easy. The pipe connection pipe (50) can accommodate the sliding length of the drain pipe pipe clearance length without measuring the pipe cutting and precise piping length by collectively ordering and receiving the pipe to be applied to the piping to be applied to the piping pipe Piping is not necessary when working in the field.

When the pipe is piped, the fixing jig 80 made of rubber or the like is supported at a predetermined interval on the bottom surface of the water pipe 10 to support the water pipe 10 from an external impact and to prevent vibration of the water pipe 10 Thereby suppressing noise. The drain pipe 10 may be made of a synthetic resin pipe made of a hard material or a flexible pipe made of a soft material.

In the case of piping using the synthetic resin pipe of the hard material, as shown in FIG. 9, by using the sliding pocket connecting port 50 disclosed in the applicant's patent application No. 10-2013-137574, ) Is inserted into the sliding pocket connection port (50), and the length thereof is adjusted while being fixed by using a compression o-ring and a fastening member. Thus, the length can be easily adjusted,

(Construction example 3): An example of fixing the piped water pipe to the U-band

As shown in FIG. 10, the U-band 40 is fixed to the upper part of the drain pipe 10 piped in the above-mentioned construction example 2 at a predetermined interval, And is fixed to the screw fitting hole 21a1 of the lower buried housing 21a using the fastening means 70.

Next, as shown in (7) of FIG. 6 (a), the foamed concrete is placed and cured on the drainage pipe 10.

Next, the mortar layer 8 is formed on the foamed concrete and the tile 9 is attached.

Next, finish by installing bathtub, sink, and toilet.

As described above, in the case of the construction example 2, if the pipe 10 is fixed to the U-band 40, the work is easy and very simple, and the foamed concrete 3 is formed around the water pipe 10 The noise generated by the vibration of the pipe is reduced, and the construction work is very easy.

However, as shown in Working Example 3, since the water pipe 10 is fixed to the U-band 40 after being exposed and surrounded by the foam concrete 7, the upper tile 9, There is an inconvenience that after repairing and replacing the foamed concrete 7, which is surrounded by the surrounding of the drainage pipe 10, carefully after removing all of the foamed concrete 8 and foamed concrete 7,

(Example 2): Manufacturing of the upper pipe embedding housing of the present invention

The pipeline upper landfill housing 20b of the present invention has the same structure as the pipeline lower landfill housing 20a described in the first embodiment, A detailed description will be omitted. The elbow upper housing 22b, the socket upper housing 23b, the straight pipe upper housing 21b, the land upper housing 24b, the sextia, The lower buried housing 28, and the equivalent structure which is not limited to the structure described in the embodiment of the present invention and which can be easily replaced by a person skilled in the art is included in the scope of the present invention even if there is a variation.

(Construction example 4): An example of construction in which a piped water pipe is covered with an upper landfill housing

11, in the same manner as in the method of constructing in the construction example 1 using the pipe upper landfill housing 20b manufactured in the second embodiment above the upper part of the drainage pipe 10 piped in the construction example 2 The fixing unit 70 is fixed as follows.

First, as shown in (5) of FIG. 6 (b), in a state where the drain pipe 10 is piped in the construction example 2, a fixing made of a rubber or the like material between the elbow lower landfill housing 22a and the pipe The jig 80 is installed and the flange portion 27 of the elbow upper landfill housing 22b is inserted into the upper fixing bolt 31 of the fixed pipeline fixture 30 to fix the buried elbow lower landfill housing 22a, Combine them so that they overlap. Make sure that the drain piping is fixed without any shaking when installing the equipment (bathtub, toilet).

The exponential protrusion 231 of one side of the straight pipe upper landfill housing 21b is inserted while being inserted into the plurality of index grooves 232 of the upper side embedding housing 22b mounted on the flange portion 27, Quot;

Next, the other end of the straight pipe upper burying housing 21b is coupled to one side of the socket upper burying housing 23b with the sliding exponent portion, and the coupled upper socket housing 23b is fastened to the fixing bolt 31 ).

Next, as described above, the elbow upper landfill housing 22b, the socket upper landfill housing 23b, the wall penetration sleeve landfill housing 25, and the sextia, drainage connector lower landfill housing 28, 21b are alternately connected to each other, and the sextetool and the water inlet connector lower buried housing 28 are installed vertically as shown in FIG. 7 to FIG. As shown in FIG. At the same time, the degree of insertion of the straight pipe upper buried housing 21b is adjusted to be equal to the length of the straight pipe lower buried housing 21a while adjusting the degree of sliding insertion.

Next, all of the pipe upper buried housings 20b are installed, and then the pipe upper buried housing 21a is coupled to the straight pipe lower buried housing 21a using the fastening means 70 through the screw fitting hole 21a1 of the straight pipe upper buried housing 21b. .

Next, the flange portion 27 of the pipe upper buried housing 20b excluding the upper pipe 21b is fastened with the fastening bolt 32 so that the pipe upper buried housing 21b except for the upper pipe 21b 20b and the lower pipe bottom buried housing 20a excluding the lower pipe bottom buried housing 21a. Owing to this, the water pipe (10) is surrounded by the landfill housing in both the up and down directions, thereby preventing pipe breakage from other processes after the water pipe.

Next, as shown in (7) of FIG. 6 (b), the foamed concrete is placed and cured on the pipe upper landfill housing 20b.

Next, the mortar layer 8 is formed on the foamed concrete and the tile 9 is attached.

Next, finish by installing bathtub, sink, and toilet.

As described above, in the construction example 4, when the piping miscellaneous drainage pipe 10 is covered with the pipeline upper landfill housing 20b, it is positioned between the pipeline upper landfill housing 20b and the pipeline lower landfill housing 20a, And is completely separated from the foamed concrete (3).

Therefore, when the tile 9, the mortar 8 and the foamed concrete 7 are removed and the upper part of the pipe 20 is opened, it is necessary to remove the tile 9, the mortar 8 and the foamed concrete 7, The fastening member 52 can be released and the drain pipe 10 can be easily repaired and replaced.

In addition, when the drain pipe 10 is constructed using a flexible hose, it is possible to untie one side and pull out from the other side for repairing and replacing work, if necessary, thereby facilitating the maintenance work.

(Example of construction 5): Example of construction using a lower buried housing of a sextia, drainage connector

In the case of fixing the lower pipe embedding housing 20a to the piping fixture 30 in the construction example 1, the applicant's patent application No. 10-2013-137574 And the case where the construction is carried out by using the sextia and the drainage connector lower landfill housing 28 will be described as follows.

First of all, when fixing the lower pipe embedding housing 20a with the pipe fixing table 30, considering that the sextia, the water drain connector 60 and the granular pipe 3 are connected to each other, The lower buried housing 28 is fixed to the slab formwork 2 and a protective cover is installed.

Next, slab concrete is poured and cured.

Next, after inserting the O-ring into the lower o-ring insertion portion of the sextia and drain connector 60 and inserting the O-ring into the lower portion of the sextia, the drain connector, and sliding the o- The water outlet pipe of a length that accommodates a predetermined sliding is pushed into the entrance portion sliding pocket connection port 50 side and the wall through sleeve 60 is inserted into the water inlet pipe portion of the sextia and drainage connector 60 integrated with the pocket connection opening 50, The diaphragm 60 is fixed with the U-band 40 so as not to move, with the diaphragm 60 facing the embedding housing 25,

Next, the drain pipe is pushed toward the inlet portion sliding pocket connection port 50, and the drain pipe is connected to the pipe connection portion of the wall through sleeve filling housing 25, or the rubber ring is inserted and fixed. O, drainage connector (60) generation O, drain pipe inlet O-ring and tightening member to tighten the compression O-ring to tighten the fastening member and generation branch pipe to fix the pipe.

Next, the sliding pocket connecting port 50 is connected to the upper portion of the upper and lower seats. When the upper, lower layer seats, the lower portion of the lower water inlet connector 28 are buried in the misaligned state, The eccentric sliding pocket connecting port 50 is turned to the correct position by using a separate eccentric sliding pocket connecting port 50 whose lower connecting centers are displaced from each other to precisely correct the granular pipe after vertically centering the eccentric sliding pocket connecting port 50.

If it is not necessary to use the eccentric sliding pocket connecting port 50, a sextia or drain connector (not shown) having a sliding pocket connector integrated with the sextine upper inlet correlation connector may also be used.

Next, the upper layer owing and discharging granulating pipe 3 is inserted into the sliding pocket connecting hole 50 to be reduced in length and coupled to the sliding pocket connecting hole 50, the granulating pipe is lifted up to the maximum and the sliding pocket connecting hole 50 ) O-ring tightens the tightening member by using the compression O-ring and the tightening member so that the O-ring presses the tightening member and the granulation pipe to fix the granulation pipe.

Next, in order to prevent sagging of the granular piping, which may occur due to a rise in piping load at the time of using drainage, the granulator is brought into close contact with the upper side of the tightening nut of the sliding pocket connection port 50 and the granular piping By tightening, there is no deflection of the pipe, and it is fixed from the coupling part to prevent the departure of the drainage granulation pipe and the shaking.

Next, the lower end of the main-layer integrated oilless drainage piping 3 can be pulled out from the sextiao drainage connector 60 integrated with the sliding pocket connection port 50 which accommodates the drain pipe in a sliding manner, The drain hole connecting pipe 60 and the wall through sleeve filling housing 25, which are connected to each other by short-distance piping of a close distance, are embedded or embedded in the concrete, Although it is not possible to repair the piping disassembly when defects occur after the piping connection, a sliding pocket connection port 50 for receiving a predetermined sliding member is provided in the septic tile, the water drain connector 60, (60) Sliding pockets, squeeze out O-rings and fasteners, open the drain inlet piping to the seats, The piping is detached from the pipe fitting portion of the wall through sleeve embedded housing 25 and is pushed out to the sliding pocket connection port 50 of the septic tile and drain connector 60 to facilitate maintenance and replacement of the pipe, , The pipe is pushed to the side of the wall penetration sleeve housing housing 25 and is engaged and then the tightening member 52 of the sliding pocket connection port 50 of the sextetool and drain connector 60 is tightened, Repair can be done.

Reference numeral 101 denotes slab concrete, 104 denotes a waterproof layer, 105 denotes a fixing pin, 107 denotes foam concrete, 108 denotes mortar, 109 denotes tile,

130 Oh, the water pipe,

160 is a sex tiao, drain connector

to be.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined in the appended claims and their equivalents. Of course, such modifications are within the scope of the claims.

Description of the Related Art
1: floor slab concrete 2: slab formwork
3: granular piping 4: waterproof layer
7: Foam concrete 8: Mortar layer
9: Tile 10: Oh, drain pipe
20: piping embedding housing 20a: piping lower embedding housing
21: straight pipe filling housing 21a: straight pipe bottom filling housing
21a1: screw coupling hole 22: elbow buried housing
22a: Elbow lower landfill housing 23: Socket landfill housing
23a: socket bottom buried housing 24: land buried housing
24a: land bottom buried housing 25; Wall Through Sleeve Recessed Housing
26a: connection part 26b: upper layer granular pipe connection part
26c: lower layer granular pipe connecting portion 20b; Upper pipe embedding housing
21b: straight pipe upper landfill housing 22b: upper part of the elbow landfill housing
23b: Reinforcing upper part of the socket 24b: Buried upper part of the landfill
23: Exponential coupling part 231: Exponential projection
232: index groove 26: cover
261: Intuitive housing cover 262: Housing cover
27: flange section
28: Sex tiao, drainage connector Lower buried housing
30: Plumbing fixture 40: U-band
50: Sliding pocket connector 51: O ring
52: fastening member 60: sex tiao, drain connector
61: pocket connection part 62: flame retardant rubber ring
70: fastening means 80: fastening jig
S100: Piping Lower Burying Housing Manufacturing Step
S110: straight tube bottom buried housing manufacturing step
S120: Elbow lower landfill housing, socket bottom landfill housing, underfloor landfill housing, wall penetration sleeve landfill housing, sextia, drainage connector lower landfill housing manufacturing step
S122: Sex tiao, drain connector Lower buried housing manufacturing step
S130: Installation step in a state where the lower pipe embedding housing is spaced apart from the slab formwork
S132: Sex tiao, drainage connector Lower buried housing installation step
S140: Placing the flange portion of the elbow lower buried housing on the pipe fixing stage
S150: Combining the straight pipe lower landfill housing and the other pipe landfill housing while adjusting the length
S200: step of installing the lower pipe embedding housing at a distance from the slab form
S210: Sex tiao, drainage bottom buried housing installation step
S300: cover joining step
S400: Placing slab concrete and curing step
S500: Stage piping, septic tanks, drainage installation stage
S510: Connecting the seated thio, drain connector to the granulated piping
S600: slab concrete waterproofing step
S700: Oh, drain pipe piping phase
S710: Oh, drain pipe U-band fixing step
S720: straight tube upper buried housing manufacturing step
S730; Elbow upper landfill housing and socket upper landfill housing manufacturing stage
S740: Straight upper landfill housing and elbow upper landfill housing and socket upper landfill housing joining step
S800: Foam concrete pouring and curing step
S900: Mortar installation and tile attachment step

Claims (16)

delete A floor slab is fixed to the slab form before the slab concrete is laid so that the slab concrete is partially or entirely buried in the floor slab concrete, a space for accommodating the drain pipe is provided on the inner side, a plurality of exponential projections on the outer peripheral surface and an exponential groove on the inner peripheral surface, A water discharge pipe of the main layer is embedded in the main floor with a buried housing;
The pipe embedding housing includes an intruding landfill housing (21) having a predetermined length and forming a plurality of exponential projections (231) extending in the horizontal direction on both left and right outer peripheral surfaces;
An exponential coupling part 23 for forming a plurality of exponential grooves 232 in a predetermined length on the inner circumferential surface so that the outer circumferential surface of the rectilinear embedding housing 21 and the plurality of exponential protrusions 231 are simultaneously inserted while being inserted, A piping buried housing excluding the straight pipe landfill housing;
And a plurality of exponential protrusions (231) and a plurality of exponential grooves (232) inserted into each other for preventing leakage and facilitating length adjustment. rescue. 3. The method of claim 2,
The pipe embedding housing excluding the straight pipe embedding housing includes an elbow embedding housing 22, a socket embedding housing 23, a land under buried housing 24a, a wall through sleeve buried housing 25, a sextia, A housing (28);
The straight tube embedding housing 21, the elbow embedding housing 22, and the socket embedding housing 23,
An upper straight pipe lower landfill housing 21a, an upper lower landfill housing 22a and a lower socket landfill housing 23a, which are open on the upper side so as to be able to insert the drain pipe 10,
At least two pairs of screw holes 21a1 for coupling with the U-band 40 are formed on the left and right upper end portions of the straight pipe lower buried housing 21a;
The elbow lower buried housing 22a and the socket bottom buried housing 23a and the sextile and drain connector lower buried housing 28 and the wall penetrating sleeve buried housing 25 are connected to each other through the pipe fixing table 30 and the housing lid 262 And a pair of flange portions (27) are formed on the left and right upper ends so as to be combined with the slab portion. 3. The method of claim 2,
The pipeline embedding housing, except for the straight pipe embedding housing, comprises an elbow embedding housing 22, a socket embedding housing 23, a hexagonal lower landfill housing 24a, a sextia, a drainage connector lower landfill housing 28, A housing (25);
The straight tube embedding housing 21, the elbow embedding housing 22, and the socket embedding housing 23,
The upper and lower embedding housings being formed to be coupled to / separated from each other by fastening means;
A straight pipe lower landfill housing 21a, an elbow lower landfill housing 22a and a socket lower landfill housing 23a fixed to the slab formwork 2 before the floor slab concrete is laid;
A straight pipe upper landfill housing 21b, an upper elongate landfill housing 22b, and a socket upper landfill housing 23b, which are connected by the lower landfill housing and the fastening means after installing the drainage pipe 10, Wherein the slab portion is formed in a substantially rectangular shape. The method according to claim 3 or 4,
The sextower, drain connector lower buried housing (28)
The waterproof connector 60 is integrally formed with the flushing rubber ring 62 and the U-band 40 to form one or more sliding pocket connection ports 50, Wherein the slab portion is formed in a substantially rectangular shape. 5. The method according to any one of claims 2 to 4,
The drain pipe (10) is a flexible pipe made of a soft material or a synthetic pipe made of a hard material. 5. The method according to any one of claims 2 to 4,
Wherein the pipe embedding housing (20) is fixed in a state of being spaced apart from the slab form before the floor slab concrete is laid using the pipe fixing table (30). 5. The method according to any one of claims 2 to 4,
The drain pipe (10) is a synthetic resin pipe of a hard material;
And a drainage pipe connected to the drainage pipe. The drainage pipe is inserted into the drainage pipe, and the drainage pipe is accommodated and accommodated in the drainage pipe. (S100) a pipe bottom buried housing 20a having a predetermined length and having a space inside to accommodate the drain pipe;
A step (S200) of installing the manufactured pipe lower buried housing 20a so as to be spaced apart from the slab formwork 2;
A step (S300) of attaching a lid to an upper surface of the pipe lower buried housing 20a fixed to the slab form 2;
A step (S400) of embedding slab concrete by placing and curing slab concrete in the pipe bottom buried housing 20a to which the cover is fixed;
(S500) of installing a granulation pipe (3) and a sextia water / drain connector (60) in a space of a pipe shaft (P / S) or a pipe duct (P / D);
Waterproofing the slab concrete (S600);
(S700) piping the drain pipe (10) to the lower pipe buried housing (20a) buried so as to be connected to the granulation pipe (3) and the sextia and drain connector (60);
Pouring and bubbling concrete into concrete (S800);
Installing the foamed concrete after the mortar and attaching the tile (S900)
And the drainage pipe of the main-layer generation is buried in the main floor so as to construct the slab part. 10. The method of claim 9,
The step (S100) of manufacturing the lower pipe-
(S110) manufacturing an intralayer lower buried housing 21a that forms a plurality of exponential projections 231 extending horizontally on both left and right outer peripheral surfaces;
A plurality of index grooves 232 are formed on the inner circumferential surface in a predetermined length so that the outer circumferential surface of the straight pipe lower buried housing 21a and the plurality of exponential protrusions 231 are inserted at the same time, A bottom incarnation housing 23a, a bottom down incarnation housing 24a, a wall through sleeve incarnation housing 25, a sextia, a drain connector < RTI ID = 0.0 > (S120) a lower buried housing (28);
The step S130 of installing the lower pipe-embedded housing in a state spaced apart from the slab formwork 2,
(S140) placing the flange portion (27) of the elbow lower buried housing (22a) on the pipe fixture (30);
The bottom of the elbow and the bottom of the socket 23a and the bottom of the groove 25 of the sextile, the water inlet connector bottom filling housing 28, the bottom land filling housing 24a and the wall through sleeve filling housing 25 (S150) of adjusting the length of the straight pipe lower burying housing (21a) so that the exponential protrusion (231) is coupled to the lower slope part (232) Way. 11. The method of claim 10,
In the step S200 of installing the lower pipe embedding housing 20a away from the slab form,
And the pipe is fixed by using a pipe fixing table (30). 11. The method of claim 10,
The pipe bottom embedded housing manufacturing step (S100)
(S110) of forming an upper portion open so as to insert the drain pipe (10) on the upper side and forming two or more pairs of screw holes (21a1) on the left and right upper ends;
The steps of manufacturing the elbow lower buried housing 22a, the socket lower buried housing 23a, the lower buried buried housing 24a, the wall through sleeve buried housing 25, the sextia, the drain connector lower buried housing 28 (S120)
And at least one pair of flange portions 27 are formed on the left and right upper ends so as to be coupled with the pipe fixing table 30 and the housing cover 262 Construction method using slab part embedded type, drain pipe connection structure. 13. The method of claim 12,
Between the step S700 of piping the drainage pipe 10 and the step S800 of pouring and curing the concrete,
Further comprising a step (S710) of fixing the piped off-drain pipe (10) to the U-band (40) at a predetermined interval (S710). 13. The method of claim 12,
Between the step S700 of piping the drainage pipe 10 and the step S800 of pouring and curing the concrete,
A plurality of exponential protrusions 231 extending in the horizontal direction on both left and right outer circumferential surfaces and having at least two pairs of screw engagement holes 21a1 formed at left and right upper ends thereof, (S720), which is formed so as to be mutually engaged / separated by the upper straight line
An exponential coupling portion 23 for forming a plurality of exponential grooves 232 on the inner circumferential surface in a predetermined length so that the outer circumferential surface of the straight pipe upper buried housing 21b and the plurality of exponential protrusions 231 are inserted at the same time, (22b) and a socket top buried housing (23b) to form one or more pairs of flange portions (27) at the lower left and right ends so as to be formed with the piping fixture (30) and the housing lid S730);
The elbow upper landfill housing 22b and the socket upper landfill housing 23b are connected to the pipe fixing table 30 to which the elbow lower landfill housing 22a and the flange portion 27 of the socket lower landfill housing 23a are coupled, And the upper straight burying housing 21b is coupled to the upper burying housing 22b and the upper burying housing 23b so that the exponent protrusion 231 is engaged with the upper burying housing 23b. (S740) by adjusting the length of the slab part (S740). 11. The method of claim 10,
Before the step S200 of installing the pipe lower embedded housing 20a away from the slab formwork 2,
A step (S122) of forming a sextia water drain connector (60) which forms a predetermined length of at least one pocket connection part (61) integrated with a sliding pocket connection port (50) for slidingly receiving the drain pipe by inserting a drain pipe;
An upper layer granular pipe connecting portion 26b having a connecting portion 26a having an exponential coupling portion 23 formed on one side thereof at a predetermined length and accommodating a granular pipe 3 descending from the upper layer at the other side, (S120) of forming a lower layer bridging pipe connecting portion (26c) connected with the lower layer bridging pipe connecting portion (26);
After the step S200 of installing the lower pipe embedding housing 20a away from the slab formwork 2,
The water pipe 3 is inserted into the space of the pipe shaft P or the pipe duct P or D and the water pipe 3 is inserted into the space at the position where the water pipe 3 is connected to the water tank 60, Installing a lower buried housing (28) (S210);
In step S500 of installing the granulation pipe 3 and the sextia and drain connector 60 in the pipe shaft, pipe duct or pipe duct,
When the sextion and drain connectors 60 are seated on the sextia and drain connector lower housing 28 and the sextia and drain connectors 60 are connected to the granular piping 3 and the common drain pipes, And a sliding pocket connection port (50) formed integrally with at least one of the first and second slabs. 11. The method of claim 10,
The step (S500) of installing the granulation pipe (3) and the sextia and drain connector (60)
Upper and lower seats, and a lower eccentric sliding pocket connecting port 50 having a shape in which the upper and lower engaging centers are displaced from each other when the lower and upper embedding housings 28 are disposed on the concrete in a state where the lower embedding housing 28 is displaced, And the eccentric sliding pocket connection port (50) is turned to the left and right to precisely correct the granular pipe so as to catch the vertical center, and then connect the earthed pipe to the eccentric sliding pocket connection port (50).

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