CN212899910U

CN212899910U - Double-handle faucet

Info

Publication number: CN212899910U
Application number: CN202021679505.2U
Authority: CN
Inventors: 管鸿升
Original assignee: Wenzhou Hongsheng Group Co ltd
Current assignee: Wenzhou Hongsheng Group Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-06
Anticipated expiration: 2030-08-12

Abstract

The utility model relates to a bathroom articles for use, concretely relates to two tap, including the tap body, the cold water inlet tube, the hot water inlet tube, the outlet pipe, two spools and two handles, tap body integrated into one piece, the middle part of tap body has the valve chamber of two symmetries, install the case in the valve chamber, the top of tap body has the hybrid chamber with the outlet pipe intercommunication, the bottom of tap body has the cold water chamber and the hot water chamber of symmetry, the adjacent hot water chamber in cold water chamber, cold water chamber and cold water inlet tube intercommunication, hot water chamber and hot water inlet tube intercommunication, two equal tilt up settings of handle, the handle can drive the valve core and rotate, two spools divide into first case and second case, first case can make cold water chamber and hybrid chamber intercommunication, the second case can make hot water chamber and hybrid chamber intercommunication. The utility model provides a tap body integrated into one piece to be provided with cold water chamber, hot water chamber, hybrid chamber and two valve rooms, rational in infrastructure and compactness can satisfy the in-service use demand better.

Description

Double-handle faucet

Technical Field

The utility model relates to a bathroom accessory technical field, concretely relates to two taps.

Background

The double-handle faucet is a faucet which realizes the mixing of cold water and hot water by arranging two handles to respectively adjust the inlet and outlet of the cold water and the hot water.

Most of the existing double-handle water taps mainly comprise two valve seats, a valve core, a handle, a water inlet pipe pin, a water outlet pipe, a connecting pipe, an upper panel, a lower panel and the like. The two valve seats are connected together through a connecting pipe, the two valve seats and the connecting pipe are integrally cast, the valve core is installed on the valve seats, the end part of the valve core shaft of the valve core penetrates through the upper panel and then is provided with a handle, the lower end part of the water inlet pipe pin penetrates through the lower panel and then is sleeved with a sealing gasket to be connected with a cold and hot water supply pipeline, and the water outlet pipe is installed on the connecting pipe. By rotating the two handles, water flow with proper temperature can flow out from the water outlet pipe.

Foretell two tap structure dispersion need occupy great installation space when actual installation, has appeared the two haplopore tap that the structure is compacter for this market, nevertheless current two haplopore tap often because the structure is reasonable inadequately, leads to the mixed hot and cold water of not being convenient for, and the operation of also being inconvenient for just so can not satisfy the in-service use demand better. In view of the above-mentioned shortcomings, the present invention provides an improvement.

Disclosure of Invention

In order to overcome the not enough of background art, the utility model provides a two tap, tap body integrated into one piece is provided with cold water chamber, hot water chamber, hybrid chamber and two valve rooms in the tap body, and rational in infrastructure and compactness can satisfy the in-service use demand better.

The utility model adopts the technical proposal that: the utility model provides a two tap, including tap body, cold water inlet tube, hot water inlet tube, outlet pipe, two spools and two handles, tap body integrated into one piece, the middle part of tap body has the valve chamber of two symmetries, installs in the valve chamber the spool, the top of tap body have with the hybrid chamber of outlet pipe intercommunication, the bottom of tap body has the cold water chamber and the hot water chamber of symmetry, the adjacent hot water chamber in cold water chamber, the cold water chamber with cold water inlet tube intercommunication, the hot water chamber with hot water inlet tube intercommunication, two the equal tilt up setting of handle, the handle can drive the spool rotates, and two spools divide into first spool and second spool, and first spool can make cold water chamber and hybrid chamber intercommunication, second spool can make hot water chamber and hybrid chamber intercommunication.

In the technical scheme, the water tap body is integrally formed and is provided with a cold water cavity, a hot water cavity, a mixing cavity and two valve chambers, the structure is reasonable and compact, the two handles are arranged in an upward inclined mode and are positioned on two sides of the water tap body to be convenient for a user to operate, the two valve chambers are arranged to be convenient for installing the two valve cores, cold water can enter the cold water cavity from the cold water inlet pipe, hot water can enter the hot water cavity from the hot water inlet pipe, the cold water cavity is close to the hot water cavity to enable the initially entering cold water and the hot water to carry out certain heat exchange, so that the initially flowing water can not be too cold or too hot, when the first valve core is rotated through the handles, the cold water in the cold water cavity can pass through the first valve core and enter the mixing cavity, when the second valve core is rotated through the handles, the hot water in the hot water cavity can pass through the second valve core, can conveniently adjust the cold water and the hot water's of getting into the hybrid chamber simultaneously proportion, just can follow the outlet pipe outflow after cold water and hot water preliminary mixing in the hybrid chamber, just can follow the rivers that flow suitable temperature in the outlet pipe like this through rotatory two handles, can satisfy the in-service use demand better.

In order to rotate the handles more conveniently, both of the handles are inclined toward the front side of the faucet body, and both valve chambers of the faucet body are also inclined toward the front side of the faucet body.

In order to facilitate the installation of the water outlet pipe, the top of the water faucet body is provided with a connecting pipe which is positioned in the mixing cavity, and the connecting pipe is connected with the water outlet pipe through a quick coupler.

In order to facilitate installation of the valve core, a valve seat matched with the valve core is arranged in the valve chamber, the valve seat comprises a first installation seat and a second installation seat, the first installation seat supports the middle of the valve core, the second installation seat supports the bottom of the valve core, and the tops of the two second installation seats are connected together through a connecting plate.

Preferably, the bottom inboard of tap body has the mounting panel, be connected with the median septum between the middle part of connecting plate and mounting panel, establish first mounting hole and second mounting hole on the mounting panel, first mounting hole and second mounting hole are located respectively the both sides of median septum, first mounting hole is connected with the cold water inlet tube, the second mounting hole is connected with the hot water inlet tube.

Preferably, the first mounting hole is connected with the cold water inlet pipe through a quick coupler, and the second mounting hole is connected with the hot water inlet pipe through a quick coupler.

In order to enable the handle to better drive the valve core to rotate, the handle comprises a cross rod and a connecting sleeve, the connecting sleeve is fixed to the top of the valve core through threaded connection, the top of the valve core is provided with a first gear part, and the inside of the connecting sleeve is provided with a second gear part matched with the first gear part.

Preferably, the bottom of tap body is equipped with the installation component, and the installation component is including installation lid, stay tube, support lid and adjusting collar, installation lid can contradict in the bottom of tap body, the bottom periphery of installation lid is equipped with the sealing washer, and the stay tube is connected tap body's bottom, support lid and adjusting collar all overlap and establish on the stay tube, and the adjusting collar is contradicted in the bottom of supporting the lid.

Preferably, the bottoms of the cold water inlet pipe and the hot water inlet pipe are both connected with quick connectors.

Preferably, the water outlet pipe is divided into a straight pipe section and a bent pipe section, and the bent pipe section is semicircular.

To sum up, the utility model discloses beneficial effect does:

1. the faucet body is integrally formed, the cold water cavity, the hot water cavity, the mixing cavity and the two valve chambers are arranged in the faucet body, the structure is reasonable and compact, the two handles are obliquely arranged upwards and positioned on two sides of the faucet body, operation of a user can be facilitated, water flow with proper temperature can flow out of the water outlet pipe by rotating the two handles, and actual use requirements can be better met;

2. the two valve chambers are inclined towards the front side of the faucet body, the valve cores in the valve chambers are also inclined towards the front side, so that the handles connected with the valve cores are also inclined towards the front side, and the handles are slightly inclined forwards, so that an operator can rotate the handles more conveniently, and better use experience can be brought;

3. the connecting pipe is connected with the water outlet pipe through the quick connector, the first mounting hole is connected with the cold water inlet pipe through the quick connector, the second mounting hole is connected with the hot water inlet pipe through the quick connector, the bottoms of the cold water inlet pipe and the hot water inlet pipe are both connected with the quick connectors, the faucet can be conveniently assembled and mounted by adopting a plurality of quick connectors, and the actual use requirement can be better met;

4. the bottom of tap body is equipped with the installation component, and the installation component is including installation lid, stay tube, support lid and adjusting collar, can be convenient for install tap through setting up the installation component, also enables more stable after the tap installation.

The invention is further described with reference to the accompanying drawings and the detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic perspective view of the overall structure of the present invention;

FIG. 2 is a left side view of the overall structure of the present invention;

FIG. 3 is a schematic top view of the overall structure of the present invention;

FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3;

fig. 5 is a schematic perspective view of the faucet body of the present invention;

fig. 6 is a schematic top view of the faucet body of the present invention;

FIG. 7 is a schematic cross-sectional view taken along line B-B of FIG. 6;

fig. 8 is a perspective view of the handle of the present invention;

FIG. 9 is an enlarged view of a portion of FIG. 4 at A;

FIG. 10 is an enlarged view of a portion of FIG. 4 at B;

the marks in the figure are 1-a faucet body, 2-a cold water inlet pipe, 3-a hot water inlet pipe, 4-a water outlet pipe, 5-a handle, 6-a valve chamber, 7-a mixing chamber, 8-a cold water chamber, 9-a hot water chamber, 10-a first valve core, 11-a second valve core, 12-a connecting pipe, 13-a first quick-assembly joint, 14-a first sealing ring, 15-a limiting step, 16-a first mounting seat, 17-a second mounting seat, 18-a connecting plate, 19-a water through hole, 20-a mounting plate, 21-a middle partition plate, 22-a first mounting hole, 23-a second mounting hole, 24-a second quick-assembly joint, 25-a third quick-assembly joint, 26-a second sealing ring, 27-a third sealing ring and 28-a cross rod, 29-a connecting sleeve, 30-a second gear part, 31-a plug, 32-an installation cover, 33-a supporting tube, 34-a supporting cover, 35-an adjusting sleeve, 36-a supporting step, 37-a fourth sealing ring, 38-a supporting table, 39-a straight pipe section and 40-a bent pipe section.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 10 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to perform more detailed description on the technical solution in the embodiments of the present invention.

As shown in fig. 1 to 10, the double-handle faucet disclosed in this embodiment includes a faucet body 1, a cold water inlet pipe 2, a hot water inlet pipe 3, a water outlet pipe 4, two valve cores and two handles 5, the faucet body 1 is integrally formed, the middle of the faucet body 1 is provided with two symmetrical valve chambers 6, the valve chambers 6 are installed with the valve cores, the top of the faucet body 1 is provided with a mixing chamber 7 communicated with the water outlet pipe 4, the bottom of the faucet body 1 is provided with a cold water chamber 8 and a hot water chamber 9, the cold water chamber 8 is adjacent to the hot water chamber 9, the cold water chamber 8 is communicated with the cold water inlet pipe 2, the hot water chamber 9 is communicated with the hot water inlet pipe 3, the two handles 5 are both inclined upward, the handles 5 can drive the valve cores to rotate, the two valve cores are divided into a first valve core 10 and a second valve core 11, the first valve core 10 can enable the cold water chamber 8, a second valve spool 11 enables the hot water chamber 9 to communicate with the mixing chamber 7.

In the above technical scheme, the faucet body 1 is integrally formed and is provided with a cold water cavity 8, a hot water cavity 9, a mixing cavity 7 and two valve chambers 6, the structure is reasonable and compact, the two handles 5 are obliquely arranged upwards and are positioned at two sides of the faucet body 1 to be convenient for a user to operate, the two valve chambers 6 are arranged to be convenient for installing the two valve cores, cold water can enter the cold water cavity 8 from the cold water inlet pipe 2, hot water can enter the hot water cavity 9 from the hot water inlet pipe 3, the cold water cavity 8 is close to the hot water cavity 9 to enable the initially entering cold water and hot water to carry out certain heat exchange, so that the initially flowing water can not be too cold or too hot, when the first valve core 10 is rotated by the handles 5, the cold water in the cold water cavity 8 can enter the mixing cavity 7 through the first valve core 10, when the second valve core 11 is rotated by the handles 5, the hot water in the hot water cavity 9 can enter the mixing cavity 7 through the, through rotating suitable angle separately with two handles 5, can conveniently adjust the proportion of the cold water and the hot water that get into mixing chamber 7 simultaneously, just can follow outlet pipe 4 behind cold water and the preliminary mixing of hot water in mixing chamber 7 and flow out, just so can follow the rivers that flow out suitable temperature in outlet pipe 4 through rotatory two handles 5, can satisfy the in-service use demand better. The valve core and the integral forming belong to the prior art, and are not specifically described herein.

In order to rotate the handles 5 more conveniently, both the handles 5 are inclined toward the front side of the faucet body 1, and both the valve chambers 6 of the faucet body 1 are also inclined toward the front side of the faucet body 1. In the present embodiment, the two valve chambers 6 are inclined toward the front side of the faucet body 1, and the valve cartridge in the valve chamber 6 is also inclined toward the front side, so that the handle 5 connected to the valve cartridge is also inclined toward the front side, and a slight forward inclination of the handle 5 enables an operator to more conveniently rotate the handle 5, which leads to a better use experience.

In order to facilitate the installation of the water outlet pipe 4, the top of the water faucet body 1 is provided with a connecting pipe 12 positioned in the mixing cavity 7, and the connecting pipe 12 is connected with the water outlet pipe 4 through a quick coupler. In this embodiment, the connecting pipe 12 is connected with the water outlet pipe 4 through the first quick coupler 13, two first sealing rings 14 are arranged between the connecting pipe 12 and the first quick coupler 13, the water outlet pipe 4 is sleeved at the top of the first quick coupler 13, the bottom of the water outlet pipe 4 can be clamped between the first quick coupler 13 and the top of the faucet body 1, the bottom of the connecting pipe 12 is provided with a limiting step 15 capable of limiting the bottom of the first quick coupler 13, and the water outlet pipe 4 can be conveniently installed through the arrangement of the connecting pipe 12 and the first quick coupler 13. The quick coupler belongs to the prior art, and is not specifically described herein.

In order to facilitate the installation of the valve core, the valve chamber 6 is internally provided with a valve seat matched with the valve core, the valve seat comprises a first installation seat 16 and a second installation seat 17, the first installation seat 16 supports the middle part of the valve core, the second installation seat 17 supports the bottom part of the valve core, and the top parts of the two second installation seats 17 are connected together through a connecting plate 18. The valve core can be conveniently installed by arranging the first installation seat 16 and the second installation seats 17, the middle parts of the two second installation seats 17 are provided with water through holes 19 facing the bottom of the valve core, after the first valve core 10 is opened by rotating the handle 5, cold water in the cold water cavity 8 can flow into the mixing cavity 7 through the first valve core 10 after passing through the water through holes 19, after the second valve core 11 is opened by rotating the handle 5, hot water in the hot water cavity 9 can flow into the mixing cavity 7 through the second valve core 11 after passing through the water through holes 19, and the mixing cavity 7 is positioned right above the connecting plate 18. The installation of the valve core belongs to the prior art, and is not specifically described herein.

As a preferred technical scheme, the bottom inner side of the faucet body 1 is provided with a mounting plate 20, a middle partition plate 21 is connected between the middle parts of the connecting plate 18 and the mounting plate 20, a first mounting hole 22 and a second mounting hole 23 are formed in the mounting plate 20, the first mounting hole 22 and the second mounting hole 23 are respectively located on two sides of the middle partition plate 21, the first mounting hole 22 is connected with the cold water inlet pipe 2, and the second mounting hole 23 is connected with the hot water inlet pipe 3. Two second mount pads 17 are located the both sides of median septum 21, can form between the second mount pad 17 and median septum 21 of first case 10 bottom, mounting panel 20 cold water chamber 8, can form between the second mount pad 17 and median septum 21 of second case 11 bottom, the mounting panel 20 hot water chamber 9 sets up first mounting hole 22 on the mounting panel 20 and can be convenient for install cold water inlet pipe 2, sets up second mounting hole 23 on the mounting panel 20 and can be convenient for install hot water inlet pipe 3.

Preferably, the first mounting hole 22 is connected to the cold water inlet pipe 2 by a quick coupler, and the second mounting hole 23 is connected to the hot water inlet pipe 3 by a quick coupler. In this embodiment, a second quick coupler 24 and a third quick coupler 25 are disposed between the first mounting hole 22 and the cold water inlet tube 2 and between the second mounting hole 23 and the hot water inlet tube 3, the first mounting hole 22 is used to connect the cold water inlet tube 2 as an example, the top of the second quick coupler 24 is clamped in the first mounting hole 22, a second sealing ring 26 is disposed in the first mounting hole 22, the bottom of the second quick coupler 24 is sleeved on the outer side of the top of the third quick coupler 25, a third sealing ring 27 is disposed between the bottom of the second quick coupler 24 and the top of the third quick coupler 25, and the top of the cold water inlet tube 2 is sleeved on the outer side of the bottom of the third quick coupler 25, so that the cold water inlet tube 2 and the hot water inlet tube 3 can be conveniently communicated to the cold water cavity 8 and the hot water cavity 9, respectively.

In order to make the handle 5 better drive the valve core to rotate, the handle 5 comprises a cross rod 28 and a connecting sleeve 29, the connecting sleeve 29 is fixed on the top of the valve core through a threaded connection, the top of the valve core is provided with a first gear part, and the inside of the connecting sleeve 29 is provided with a second gear part 30 matched with the first gear part. In this embodiment, handle 5 adopts cross handle 5, can further the person of being convenient for rotate handle 5, the middle part of cross rod 28 has the fixed orifices, the top of case still has the screw hole, pass the screw with the screw during the assembly and fix to the screw hole behind the fixed orifices of cross rod 28, first gear part meshes with second gear part 30, just so can drive the case open or close when rotating handle 5, the outer end of fixed orifices still is equipped with the end cap 31 that can cover the fixed orifices during concrete implementation, it can make handle 5 seem more pleasing to the eye to set up end cap 31. The meshing of the first gear portion and the second gear portion 30 is prior art and will not be described in detail herein.

As a preferred technical scheme, the bottom of the faucet body 1 is provided with a mounting assembly, the mounting assembly comprises a mounting cover 32, a supporting pipe 33, a supporting cover 34 and an adjusting sleeve 35, the mounting cover 32 can abut against the bottom of the faucet body 1, a sealing ring is arranged on the periphery of the bottom of the mounting cover 32, the supporting pipe 33 is connected to the bottom of the faucet body 1, the supporting cover 34 and the adjusting sleeve 35 are both sleeved on the supporting pipe 33, and the adjusting sleeve 35 abuts against the bottom of the supporting cover 34. When the faucet is installed, the faucet is required to be installed on an installation table of a cleaning pool, and the installation assembly is arranged to better install the faucet on the installation table, in this embodiment, the bottom of the faucet body 1 is sleeved on the outer side of the top of the supporting pipe 33, the faucet body 1 is fixedly connected with the supporting pipe 33, the bottom of the faucet body 1 is provided with a supporting step 36 matched with the installation cover 32, the inner side of the top of the installation cover 32 can be abutted against the supporting step 36, the periphery of the bottom of the installation cover 32 is provided with a fourth sealing ring 37, the inner side of the top of the adjusting sleeve 35 is provided with an internal thread, the bottom of the supporting pipe 33 is provided with an external thread matched with the internal thread, the adjusting sleeve 35 can push the supporting cover 34 upwards when the adjusting sleeve 35 is rotated, the supporting cover 34 of this embodiment is provided with two protruding supporting tables 38, which can increase the supporting area, so, the mounting table can be better clamped between the mounting cover 32 and the supporting cover 34, the fourth sealing ring 37 can enhance the sealing performance between the mounting cover 32 and the mounting table, and the faucet can be more stable after being mounted on the mounting table by the mounting assembly. The mounting assembly is not limited to the above arrangement, and other arrangements in the prior art may be adopted.

As a preferable technical scheme, the bottoms of the cold water inlet pipe 2 and the hot water inlet pipe 3 are both connected with quick connectors. The bottoms of the cold water inlet pipe 2 and the hot water inlet pipe 3 are respectively provided with a quick coupler, so that the cold water inlet pipe 2 and the hot water inlet pipe 3 can be respectively connected with a cold water supply pipeline and a hot water supply pipeline.

Preferably, the outlet pipe 4 is divided into a straight pipe section 39 and a bent pipe section 40, and the bent pipe section 40 is semicircular. The outlet pipe 4 is provided with the approximately semicircular bend section 40, so that the outlet pipe 4 can better discharge water, and the straight section 39 arranged on the outlet pipe 4 can lift the water outlet of the bend section 40 to a proper height, so that the use is convenient.

The fixing manner or the fixing connection manner not described in the embodiment may adopt a connection manner in the prior art according to a specific position, and is not specifically described herein.

The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concept is not limited to this embodiment, and any modification that utilizes the inventive concept is intended to be within the scope of the present patent application.

Claims

1. A double-handle faucet is characterized in that: including tap body, cold water inlet tube, hot water inlet tube, outlet pipe, two spools and two handles, tap body integrated into one piece, tap body's middle part has the valve chamber of two symmetries, installs in the valve chamber the spool, tap body's top have with the hybrid chamber of outlet pipe intercommunication, tap body's bottom has the cold water chamber and the hot water chamber of symmetry, the adjacent hot water chamber in cold water chamber, the cold water chamber with cold water inlet tube intercommunication, the hot water chamber with hot water inlet tube intercommunication, two the equal tilt up setting of handle, handle can drive the spool rotates, and two spools divide into first spool and second spool, and first spool can make cold water chamber and hybrid chamber intercommunication, and the second spool can make hot water chamber and hybrid chamber intercommunication.

2. A dual handle faucet as set forth in claim 1, wherein: the two handles are inclined towards the front side of the faucet body, and the two valve chambers of the faucet body are also inclined towards the front side of the faucet body.

3. A dual handle faucet as set forth in claim 2, wherein: the top of the water faucet body is provided with a connecting pipe which is positioned in the mixing cavity, and the connecting pipe is connected with the water outlet pipe through a quick coupler.

4. A dual handle faucet as set forth in claim 3, wherein: the valve seat is matched with the valve core and comprises a first mounting seat and a second mounting seat, the first mounting seat supports the middle of the valve core, the second mounting seat supports the bottom of the valve core, and the tops of the two second mounting seats are connected together through a connecting plate.

5. A dual handle faucet as set forth in claim 4, wherein: the bottom inboard of tap body has the mounting panel, be connected with the median septum between the middle part of connecting plate and mounting panel, establish first mounting hole and second mounting hole on the mounting panel, first mounting hole and second mounting hole are located respectively the both sides of median septum, first mounting hole is connected with cold water inlet tube, the second mounting hole is connected with the hot water inlet tube.

6. A dual handle faucet as set forth in claim 5, wherein: the first mounting hole is connected with the cold water inlet pipe through a quick coupler, and the second mounting hole is connected with the hot water inlet pipe through a quick coupler.

7. A dual handle faucet as set forth in claim 6, wherein: the handle comprises a cross rod and a connecting sleeve, the connecting sleeve is fixed to the top of the valve core through threaded connection, a first gear part is arranged on the top of the valve core, and a second gear part matched with the first gear part is arranged inside the connecting sleeve.

8. A dual handle faucet as set forth in claim 7, wherein: the bottom of tap body is equipped with the installation component, and the installation component is including installation lid, stay tube, support lid and adjusting collar, the installation lid can contradict in the bottom of tap body, the bottom periphery of installation lid is equipped with the sealing washer, and the stay tube is connected the bottom of tap body, support lid and adjusting collar all overlap and establish on the stay tube, and the adjusting collar is contradicted in the bottom of supporting the lid.

9. A dual handle faucet as set forth in claim 8, wherein: the bottoms of the cold water inlet pipe and the hot water inlet pipe are both connected with quick connectors.

10. A dual handle faucet as set forth in claim 9, wherein: the water outlet pipe is divided into a straight pipe section and a bent pipe section, and the bent pipe section is semicircular.