CN113602058A

CN113602058A - Water drainage device of water air conditioner

Info

Publication number: CN113602058A
Application number: CN202111176543.5A
Authority: CN
Inventors: 余士祥
Original assignee: Nantong Lanming Cooling And Heating Equipment Co ltd
Current assignee: Nantong Lanming Cooling And Heating Equipment Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2021-11-05
Anticipated expiration: 2041-10-09
Also published as: CN113602058B

Abstract

The invention discloses a water drainage device of a water air conditioner, which comprises a main body, wherein a mounting seat is fixedly arranged on the left side of the main body, a protection piece is fixedly connected to the upper surface of the main body, and a main shaft is fixedly connected to the top end of a cover plate. This water air conditioner drainage device, through because plectane and mediation piece, the swing piece all uses the center pin as coaxial, the center pin runs through the base and rises in step, the center pin is along the swivelling chute and up-movement gradually, mediation piece cuts the graininess sewage of inside probably infiltration gradually, can also discharge moisture toward the outside simultaneously, guarantee inside can not block up, the main shaft can twine the motion of steel wire stalk gradually, the steel wire stalk drives the circular carousel motion, the anticlockwise circular motion of swing piece and handle the moisture cleanliness processing circular carousel that the infiltration of main piece and depressed groove crack department produces certain centrifugal force when rotating, centrifugal force can make moisture toward outer discharge with higher speed, effectively guarantee that equipment up transports.

Description

Water drainage device of water air conditioner

Technical Field

The invention relates to the technical field of drainage of water air conditioners, in particular to a drainage device of a water air conditioner.

Background

The water air conditioner is also called as a water-cooled air conditioner, underground water is used as circulation, water is pumped up by a water pump in summer and passes through an indoor fan coil to achieve the purpose of refrigeration, return water flows back to the ground through a pipeline, the circulation can achieve the purpose of heating in winter, at present, an electric fan cannot completely solve the problem at high temperature, air conditioner diseases caused by the air conditioner still affect the health of people, and therefore the water air conditioner is still a daily-used article and mainly covers some automobiles.

Present car water air conditioner is mostly installed in the chassis department of car or the position that is close to ground, go under the road conditions of some hollow ponding at the car, air conditioner case rear end is irritated through the drain pipe of car very easily to subaerial ponding, moisture can enter into inside the carriage even if serious, make the car become the car of soaking very easily, consequently, the working property of air conditioner is influenced very much, influence people's experience very much and feel, and inside solid-state rubbish such as graininess easily enters into, block up at the air conditioner case rear end easily, it is more inconvenient to clear up.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a water drainage device of a water air conditioner, which solves the problems.

(II) technical scheme

In order to realize the purposes of automatically draining water and automatically preventing solid garbage in water from blocking the rear end of the air conditioning box, the invention is realized by the following technical scheme: a water air conditioner drainage device comprises a main body, wherein a mounting seat is fixedly mounted on the left side of the main body, a cover plate is fixedly connected to the side face of the inner cavity of the mounting seat, a protection piece is fixedly connected to the upper surface of the main body, a main shaft is fixedly connected to the top end of the cover plate, the main shaft rotates under the impact force of water solution, air conditioning is blown to the inside of a round hole and enters the inside of the protection piece, the water air conditioner can normally and effectively run through the matching of the round hole and fan blades, a rotary table is fixedly connected to the outer side of the main shaft, the fan blades are fixedly connected to the outer surface of the rotary table, a round hole is formed in the side face of the right end of the mounting seat, and a feeding pipe head is movably connected to the upper portion of the end face of the cover plate;

the rear end of the metal sheet is fixedly connected with a supporting piece, the outer side of the supporting piece is movably connected with a supporting cylinder, the bottom end of the supporting cylinder is movably connected with a shaking bar, the outer surface of the supporting piece is fixedly connected with a protective film, corresponding textures are arranged between the protective film and the supporting cylinder, the number of the supporting cylinders is four, the supporting cylinders are distributed by taking the central line of the supporting piece as a reference point, matched sliding textures are arranged between the supporting piece and the metal sheet, the supporting piece extrudes towards the direction of the supporting cylinder, the protective film operates along with the supporting piece, and the structure has stability and usability;

support cylinder is through shaking the inner chamber swing joint of bar and support piece, support the piece and the shape and specification homogeneous phase of protecting film, support the piece and promote support cylinder downstream, support the slip texture that is provided with the looks adaptation between piece and the sheetmetal, support the extrusion toward support cylinder's direction, the two of protecting film and support cylinder closely laminate, protecting film and support cylinder friction each other, support cylinder extrusion is shaken and is fixed for the degree of the bar drain pipe to make equipment have the stability ability of protection drain pipe, the size of shaking the bar is less than the size of support piece, shake the bar and be vertical placing.

Preferably, the fixed surface is connected with the depressed groove under the main part, the initiative piece of depressed groove inner chamber fixedly connected with, initiative piece upper surface fixed connection circle carousel, the circle carousel is a circular, the circle carousel uses the central point of initiative piece as the centre of a circle reference point of self, the combination of initiative piece and circle carousel forms vertical form, and moisture can get into to the depressed groove inside to because jolt and strike the initiative piece, the initiative piece bottom is through moisture impact and up movement, and the initiative piece up movement can play simple protection additional action, and this kind of structure has stability and security.

Preferably, the middle part of the inner cavity of the protection part is fixedly connected with a blowing seat, the rear end of the blowing seat is fixedly connected with a metal sheet, a steel wire stem is movably arranged in a crack between the bottom of the protection part and the mounting seat, and the end face of the metal sheet is fixedly connected with a drain pipe.

Preferably, the circle carousel passes through initiative piece and depressed groove swing joint, the girth of initiative piece is grown up than the week of circle carousel, the height of circle carousel is higher than the height of initiative piece, the initiative piece surface be provided with the track of depressed groove looks adaptation, the piece bottom of initiative is up moved through moisture impact, the piece up movement of initiative, the initiative piece can play simple protection additional action, the circle carousel communicates each other through initiative piece and depressed groove, and this kind of structure has exactness and validity.

Preferably, the upper surface of the driving block is movably connected with a base, the middle part of the inner cavity of the base is movably connected with a central shaft, a swinging block is sleeved outside the central shaft, the base is in a cylindrical shape, the diameter of the base is larger than that of the central shaft, a hole matched with the central shaft is formed between the central shaft and the base, a certain rotating allowance can be formed when the swinging block rotates, the swinging block is in an irregular shape, the central shaft gradually moves upwards along a rotating groove and synchronously rotates anticlockwise, the central shaft drives the swinging block to move, the swinging block moves anticlockwise and circularly moves to process the moisture cleanliness permeated at the gap between the driving block and the depressed groove, and the structure has stability and balance.

Preferably, the plectane has been cup jointed to the center pin outside, plectane surface swing joint has the mediation piece, mediation piece top is provided with sharp triangle cutting piece, the plectane is a circular, the plectane is parallel to each other with the base, the plectane is located the upper surface of base, because the plectane all uses the center pin as coaxial with mediation piece, swing piece, so the plectane is along with the motion, and the mediation piece cuts the granular sewage of inside probably infiltration gradually, can also discharge moisture toward the outside simultaneously, the central department uniform sequencing of mediation piece around the plectane.

Preferably, the sheetmetal quantity is total one, the hole that has the looks adaptation with the drain pipe is seted up on the upper portion of sheetmetal inner chamber, the drain pipe material is the metal stainless steel, drain pipe quantity is total three, the drain pipe is about sheetmetal central symmetry, and the drain pipe inner wall rocks slightly from top to bottom through the impact of rivers, and the piece that props takes place undulant, props the piece and promotes the support cylinder and move down, the sheetmetal with blow the seat mutually perpendicular.

(III) advantageous effects

The invention provides a water draining device of a water air conditioner. The method has the following beneficial effects:

when the main shaft rotates, the main shaft can be gradually wound on the steel wire stems to move, the steel wire stems drive the circular rotating disc to move, certain centrifugal force is generated when the circular rotating disc rotates, the centrifugal force can accelerate moisture to be discharged outwards, and upward transportation of equipment is effectively guaranteed.

(II), this water air conditioner drainage device, it gets into to the protection piece inner chamber to pass through the round hole through moisture, air conditioning and aqueous solution are all through the circular carousel supporting role on the protection piece bottom plate, and get into in the drain pipe, rise gradually, the drain pipe inner wall rocks slightly from top to bottom through the impact of rivers, it fluctuates to prop piece to take place, it promotes the support cylinder and moves down to prop piece, prop the slip texture that is provided with the looks adaptation between piece and the sheetmetal, prop the piece and extrude toward supporting cylindrical direction, the protecting film moves thereupon, protecting film and support cylinder looks mutual friction, support cylinder extrusion is shaken the length drain pipe and is fixed, thereby make equipment have the stability ability of protection drain pipe, realized can not taking place because of the condition that rivers and squint, it is big more to have reached the power of shaking, relative more firm effect.

(III), this water air conditioner drainage device is a dull polish skin through the protecting film, can increase by a large extent and support cylindrical frictional force, prevents the circumstances such as skid, has guaranteed the rapid motion.

(IV) the water drainage device of the water air conditioner can enter the concave groove through the moisture, and impact the driving block due to bumping, the bottom of the driving block moves upwards through the moisture impact, the driving block moves upwards, the driving block can play a simple protection auxiliary role,

(V), this water air conditioner drainage device, it up moves to continue to promote the center pin through the initiative piece, and the center pin runs through the base and rises in step, is provided with the swivelling chute between center pin and the base is inside, and the center pin up moves gradually along the swivelling chute to synchronous anticlockwise rotation, center pin drive swing piece motion, the anticlockwise circular motion of swing piece and handle the moisture cleanliness of initiative piece and the infiltration of depressed groove crack department.

The water draining device of the water air conditioner has the advantages that the circular plate, the dredging piece and the swinging block all use the central shaft as the same shaft, so the dredging piece gradually cuts granular sewage which possibly permeates into the inside along with the movement of the circular plate, and meanwhile, water can be discharged to the outside, and the inside is ensured not to be blocked.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic structural view of the spindle of the present invention;

FIG. 3 is a schematic view of the structure of a metal sheet according to the present invention;

fig. 4 is a schematic structural diagram of a shaking bar according to the present invention;

FIG. 5 is a schematic structural diagram of an active block according to the present invention;

FIG. 6 is a schematic structural view of a steel wire stem according to the present invention;

fig. 7 is a structural schematic diagram of the dredging part of the invention.

In the figure: 1. a main body; 2. a mounting seat; 3. a cover plate; 4. a guard; 11. a main shaft; 12. a turntable; 13. a fan blade; 14. a circular hole; 15. adding a tube head; 21. a blowing base; 22. a metal sheet; 23. a steel wire stalk; 24. a drain pipe; 31. a support member; 32. a support cylinder; 33. shaking the strips; 34. a protective film; 41. a recessed groove; 42. an active block; 43. a circular turntable; 51. a base; 52. a central shaft; 53. a swing block; 54. a circular plate; 55. and (4) dredging parts.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a water drainage device of a water air conditioner comprises a main body 1, wherein a mounting seat 2 is fixedly mounted on the left side of the main body 1, a cover plate 3 is fixedly connected to the side surface of the inner cavity of the mounting seat 2, a protection part 4 is fixedly connected to the upper surface of the main body 1, a main shaft 11 is fixedly connected to the top end of the cover plate 3, the main shaft 11 rotates under the impact force of aqueous solution, cold air is blown to the inside of a round hole 14 and enters the inside of the protection part 4, the water air conditioner can normally and effectively operate through the matching of the round hole 14 and fan blades 13, a rotary table 12 is fixedly connected to the outer side of the main shaft 11, the fan blades 13 are fixedly connected to the outer surface of the rotary table 12, the round hole 14 is formed in the side surface of the right end of the mounting seat 2, and an adding pipe head 15 is movably connected to the upper part of the end surface of the cover plate 3;

the rear end of the metal sheet 22 is fixedly connected with a support member 31, the outer side of the support member 31 is movably connected with a support cylinder 32, the bottom end of the support cylinder 32 is movably connected with a shaking bar 33, the outer surface of the support member 31 is fixedly connected with a protective film 34, corresponding textures are arranged between the protective film 34 and the support cylinder 32, the number of the support cylinders 32 is four, the support cylinders are distributed by taking the center line of the support member 31 as a reference point, adaptive sliding textures are arranged between the support member 31 and the metal sheet 22, the support member 31 extrudes towards the direction of the support cylinder 32, the protective film 34 operates along with the support member, and the structure has stability and usability;

support cylinder 32 extrudes through shaking bar 33 and the inner chamber swing joint who props 31, it promotes support cylinder 32 and down moves to prop 31, it is provided with the slip texture of looks adaptation to prop between 31 and the sheetmetal 22, it is the same with the shape and specification of protecting film 34 to prop 31, the two of protecting film 34 and support cylinder 32 closely laminate, protecting film 34 and support cylinder 32 looks mutual friction, support cylinder 32 extrusion is shaken and is fixed with bar 33 degree drain pipe 24, thereby make equipment have the stability ability of protecting drain pipe 24, shake the size of bar 33 and be less than the size of propping 31, it is vertical placing to tremble bar 33.

Fixed surface is connected with depressed groove 41 under main part 1, the active piece 42 of depressed groove 41 inner chamber fixedly connected with, fixed surface connects circle carousel 43 on the active piece 42, circle carousel 43 is a circular, circle carousel 43 uses the central point of active piece 42 as the centre of a circle reference point of self, the combination of active piece 42 and circle carousel 43 forms vertical form, moisture can enter into to depressed groove 41 inside, and because jolt and strike active piece 42, active piece 42 bottom is through moisture impact and up-movement, active piece 42 can play simple protection additional action, this kind of structure has stability and security.

The middle part fixedly connected with of protection piece 4 inner chamber blows seat 21, blows seat 21 rear end fixedly connected with sheetmetal 22, and movable mounting has wire stalk 23 in protection piece 4 bottom and the mount pad 2 crack, and sheetmetal 22 terminal surface fixedly connected with drain pipe 24 has improved the stability and the practicality of equipment.

Circle carousel 43 passes through initiative piece 42 and recessed groove 41 swing joint, the girth of initiative piece 42 is big than circle carousel 43, the height ratio initiative piece 42 of circle carousel 43 is high, initiative piece 42 surface is provided with the track with recessed groove 41 looks adaptation, initiative piece 42 bottom up motion through moisture impact, initiative piece 42 up motion, initiative piece 42 can play simple protection auxiliary action, circle carousel 43 communicates each other with recessed groove 41 through initiative piece 42, this kind of structure has exactness and validity.

The upper surface swing joint of initiative piece 42 has base 51, the middle part swing joint of base 51 inner chamber has center pin 52, swing piece 53 has been cup jointed to the center pin 52 outside, base 51 is a cylindrical shape, base 51's diameter ratio center pin 52 is big, be provided with the hole of looks adaptation between center pin 52 and the base 51, swing piece 53 can form certain rotatory allowance when rotating, swing piece 53 is an irregular shape, center pin 52 moves up along the swivelling chute gradually, and synchronous anticlockwise rotation, center pin 52 drives swing piece 53 motion, swing piece 53 anticlockwise circular motion and handle the moisture cleanliness factor that infiltration was located with initiative piece 42 and depressed groove 41 crack, this kind of structure has stability and equilibrium.

The outer side of the central shaft 52 is sleeved with a circular plate 54, the outer surface of the circular plate 54 is movably connected with a dredging piece 55, the top end of the dredging piece 55 is provided with a sharp triangular cutting block, the circular plate 54 is circular, the circular plate 54 is parallel to the base 51, the circular plate 54 is positioned on the upper surface of the base 51, and the circular plate 54, the dredging piece 55 and the swinging block 53 are coaxial with the central shaft 52, so that the circular plate 54 moves, the dredging piece 55 gradually cuts granular sewage which possibly permeates inside, meanwhile, the moisture can be discharged to the outside, and the dredging piece 55 is uniformly arranged around the center of the circular plate 54.

The total one of sheetmetal 22 quantity, the hole that has the looks adaptation with drain pipe 24 is seted up on the upper portion of sheetmetal 22 inner chamber, drain pipe 24 material is the metal stainless steel, drain pipe 24 quantity is total three, drain pipe 24 is about sheetmetal 22 central symmetry, 24 inner walls of drain pipe rock slightly from top to bottom through the impact of rivers, it is undulant to prop 31 piece of taking place, props 31 piece of 31 promotion support cylinder 32 and moves down, sheetmetal 22 with blow seat 21 mutually perpendicular.

When in use, firstly, the installation fixing and the safety protection of the invention are detected, a water pipe is inserted into the upper part of the inner cavity of the cover plate 3, moisture is introduced into the adding pipe head 15, the main shaft 11 is rotated by the impact force of the water solution, cold air is blown into the circular hole 14 and enters into the protection part 4, the water air conditioner can normally and effectively run through the matching of the circular hole 14 and the fan blades 13, the water air conditioner can fully utilize water cooling air to adjust the temperature and pave for the subsequent drainage, the moisture enters into the inner cavity of the protection part 4 through the circular hole 14, the cold air and the water solution enter into the drain pipe 24 through the supporting action of the circular turntable 43 on the bottom plate of the protection part 4 and gradually rise upwards, the inner wall of the drain pipe 24 slightly shakes up and down through the impact of the water flow, the supporting part 31 fluctuates, the supporting part 31 pushes the supporting cylinder 32 to move downwards, and a matched sliding texture is arranged between the supporting part 31 and the metal sheet 22, support piece 31 and extrude toward the direction of support cylinder 32, protecting film 34 moves thereupon, protecting film 34 and support cylinder 32 looks mutual friction, support cylinder 32 extrusion is shaken and is fixed in 33 degrees drain pipes 24, thereby make equipment have the stability ability of protection drain pipe 24, the condition that can not squint because of rivers and skew has been realized takes place, it is big more to have reached and shake power, the effect of fastening more relatively, protecting film 34 is the dull polish skin, can increase the frictional force with support cylinder 32 by a large extent, the condition such as skid prevents to appear, rapid transit has been guaranteed.

When the sewage passes through the bottom end of the low-lying water pit, water enters the concave groove 41 and impacts the active block 42 due to bumping, the bottom of the active block 42 moves upwards through the water impact, the active block 42 moves upwards, the active block 42 can play a simple protection auxiliary role, the active block 42 continuously pushes the central shaft 52 to move upwards, the central shaft 52 penetrates through the base 51 to synchronously ascend, a rotating groove is arranged between the central shaft 52 and the base 51, the central shaft 52 gradually moves upwards along the rotating groove and synchronously rotates anticlockwise, the central shaft 52 drives the swinging block 53 to move, the swinging block 53 moves anticlockwise circularly and moves anticlockwise to clean the water permeated at the gap between the active block 42 and the concave groove 41, and the circular plate 54, the dredging piece 55 and the swinging block 53 are coaxial with the central shaft 52, so the circular plate 54 gradually cuts granular sewage possibly permeated inside along with the movement of the dredging piece 55, simultaneously can also discharge moisture toward the outside, guarantee inside can not block up, simultaneously, when main shaft 11 rotated, main shaft 11 can twine the motion of steel wire stalk 23 gradually, and steel wire stalk 23 drives the motion of circle carousel 43, produces certain centrifugal force when circle carousel 43 rotates, and centrifugal force can make moisture toward outer the discharge with higher speed, effectively guarantees equipment up transportation.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising", without further limitation, means that the element so defined is not excluded from the group consisting of additional identical elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A water air conditioner drainage device comprises a main body (1), and is characterized in that: a mounting seat (2) is fixedly mounted on the left side of the main body (1), a cover plate (3) is fixedly connected to the side face of the inner cavity of the mounting seat (2), a protection piece (4) is fixedly connected to the upper surface of the main body (1), a main shaft (11) is fixedly connected to the top end of the cover plate (3), a rotary table (12) is fixedly connected to the outer side of the main shaft (11), fan blades (13) are fixedly connected to the outer surface of the rotary table (12), a round hole (14) is formed in the side face of the right end of the mounting seat (2), and an adding pipe head (15) is movably connected to the upper portion of the end face of the cover plate (3);

the rear end of the metal sheet (22) is fixedly connected with a support piece (31), the outer side of the support piece (31) is movably connected with a support cylinder (32), the bottom end of the support cylinder (32) is movably connected with a shaking bar (33), a protective film (34) is fixedly connected to the outer surface of the support piece (31), corresponding textures are arranged between the protective film (34) and the support cylinder (32), the number of the support cylinders (32) is four, and the support cylinders are distributed by taking the central line of the support piece (31) as a reference point;

support cylinder (32) through dither strip (33) with prop up the inner chamber swing joint of piece (31), it is the same with the shape and specification of protecting film (34) to prop up piece (31), the two of protecting film (34) and support cylinder (32) are closely laminated, the size of dither strip (33) is less than the size of propping up piece (31), the dither strip (33) is vertical the placing.

2. A water air conditioner drain device as claimed in claim 1, wherein: the main part (1) lower surface fixedly connected with depressed groove (41), depressed groove (41) inner chamber fixedly connected with initiative piece (42), fixed surface connects circle carousel (43) on initiative piece (42), circle carousel (43) is a circular, circle carousel (43) uses the central point of initiative piece (42) as the centre of a circle reference point of self, the combination of initiative piece (42) and circle carousel (43) forms perpendicularly.

3. A water air conditioner drain device as claimed in claim 3, characterized in that: the circular turntable (43) is movably connected with the concave groove (41) through the driving block (42), the circumference of the driving block (42) is larger than the circumference of the circular turntable (43), the height of the circular turntable (43) is higher than that of the driving block (42), a track matched with the concave groove (41) is arranged on the outer surface of the driving block (42), and the circular turntable (43) is communicated with the concave groove (41) through the driving block (42).

4. A water air conditioner drain device according to claim 4, characterized in that: the utility model discloses a swing block, including initiative piece (42), base (51), swing block (53), base (51), inner chamber, swing block (51), swing block (53) has been cup jointed in the center pin (52) outside, base (51) are a cylinder shape, the diameter ratio of base (51) center pin (52) is big, be provided with the hole of looks adaptation between center pin (52) and base (51), swing block (53) can form certain rotatory allowance when rotating, swing block (53) are an irregular shape.

5. A water air conditioner drain device according to claim 5, characterized in that: the outer side of the central shaft (52) is sleeved with a circular plate (54), the outer surface of the circular plate (54) is movably connected with a dredging piece (55), a sharp triangular cutting block is arranged at the top end of the dredging piece (55), the circular plate (54) is circular, the circular plate (54) and the base (51) are parallel to each other, the circular plate (54) is located on the upper surface of the base (51), and the dredging piece (55) is uniformly sequenced around the center of the circular plate (54).

6. A water air conditioner drain device as claimed in claim 1, wherein: the metal sheet (22) quantity is total one, the hole that has the looks adaptation with drain pipe (24) is seted up on the upper portion of metal sheet (22) inner chamber, drain pipe (24) material is the metal stainless steel, drain pipe (24) quantity is total three, drain pipe (24) are about metal sheet (22) central symmetry, metal sheet (22) and blowing seat (21) mutually perpendicular.

7. A water air conditioner drain device as claimed in claim 2, wherein: the middle part fixedly connected with of protection piece (4) inner chamber blows seat (21), blow seat (21) rear end fixedly connected with sheetmetal (22), movable mounting has wire stalk (23) in protection piece (4) bottom and mount pad (2) crack, sheetmetal (22) terminal surface fixedly connected with drain pipe (24).