CN114623261A - A faucet water purifier - Google Patents

Abstract

The invention provides a faucet water purifier, comprising a filter cartridge, a water channel switching body, the filter cartridge and the water channel switching body are arranged side by side, the water channel switching body includes a casing, and a water inlet is arranged on the casing; The water inlet chamber and the water passage chamber are provided with a first water inlet channel and a second water inlet channel in the water passage member. The first water inlet channel connects the water inlet chamber and the water passage chamber, and the second water inlet channel connects the water inlet The cavity is communicated with the filter cartridge, and the water passage is also provided with an installation channel, which is isolated from the water inlet cavity, and the installation channel and the water passage respectively; the switching part includes a swing arm and a driving arm, and the driving arm is located in the In the installation channel, the rotating shaft penetrates from the water inlet cavity to the installation channel, drives the drive arm to make the swing arm rotate around the rotating shaft, and the end of the swing arm blocks the first water inlet channel or the second water inlet channel. In the present application, the switching of the water channel is realized by the cooperation of the switching member and the water passage member, and the structure is simple.

Description

A faucet water purifier

technical field

The invention relates to a faucet water purifier.

Background technique

In recent years, water purifiers have become the most potential products in the field of home appliances. Water purification products such as primary filtration and microfiltration, such as faucet water purifiers, are easy to install, low in cost, and low in single product prices. At the same time, their filtration effect can be intuitively felt. , favored by consumers. The water outlet of the faucet water purifier is divided into two types: raw water and purified water. The conversion of the two water outlet methods can be realized by switching the internal valve core. The valve core structure of some faucet water purifiers can be divided into three categories: 1. Ceramic valve core, which uses ceramic sheets to switch the water path, which is costly and complicated in structure; The structure is used to switch the waterway, and the structure is complex.

SUMMARY OF THE INVENTION

The invention provides a faucet water purifier, which can realize the switching of two water outlet modes, which is beneficial to reduce the cost and simplify the structure.

The invention provides a faucet water purifier, comprising a filter cartridge, a water channel switching body, the water channel switching body is connected with tap water and the filter cartridge, the water channel switching body includes a casing, and a water inlet is arranged on the casing; a water passage is provided in the water passage A water inlet cavity and a water passage cavity, the water inlet cavity is communicated with the water inlet, a first water inlet passage and a second water inlet passage are arranged in the water passage piece, and the first water inlet passage connects the water inlet chamber and the water passage chamber. , the second water inlet channel connects the water inlet cavity and the filter cartridge, and there is also an installation channel in the water passage, which is isolated from the water inlet chamber, and the installation channel and the water passage chamber respectively; the switching part, the switching part includes a pendulum The arm and the drive arm, the swing arm and the drive arm rotate synchronously around the rotating shaft, and the swing arm and the drive arm extend along the radial direction of the rotating shaft. It penetrates into the installation channel, drives the drive arm, makes the swing arm rotate around the rotating shaft, and the end of the swing arm blocks the first water inlet channel or the second water inlet channel.

The arrangement of two water inlet channels in the water passage realizes two water outlet methods, one is to enter the first water inlet channel through the water inlet cavity, and directly enter the water passage, which is the original water channel; the other It enters the second water inlet channel through the water inlet cavity, and then flows into the filter cartridge for filtration, which is the water purification channel. The user operates the drive arm outside the water channel switching body, and the inner swing arm rotates synchronously with it, blocking the first water inlet channel or the second water inlet channel as the user operates the drive arm. The switching of the water channel is realized through the cooperation of the switching piece and the water passage piece, and the structure is simple.

Further, the water passing member is provided with a horizontally arranged separation layer, the separation layer separates the water passing member from the water inlet cavity and the water passing cavity arranged in the upper and lower directions, and the separation layer forms the installation between the water inlet cavity and the water passing cavity. The water passage is located below the water inlet chamber; the first water inlet passage runs through the separation layer.

The water passage is divided into a water inlet cavity, a water passage and an installation channel by setting a separation layer, and the installation passage is isolated from the water inlet and water passage. On the basis of rational planning of the internal space of the water passage, the installation is guaranteed. The devices in the installation channel will not be soaked by water, and the occurrence of water stringing is prevented at the same time. The water first enters the water inlet cavity, and then enters the first water inlet channel and the second water inlet channel respectively. The water in the first water inlet channel will directly pass through the separation layer and enter the water passage cavity, where it flows out as raw water. The second water inlet channel is isolated from the water passage cavity and communicates with the water inlet chamber and the filter cartridge, so that the water in the second water inlet channel will directly enter the filter cartridge for filtration.

Further, the separation layer includes a first partition plate and a second partition plate arranged up and down in the water passage, the first partition plate is provided with a first water inlet, a second water inlet and a shaft hole, the first water inlet The water inlet forms a first water inlet channel, and the second water inlet is connected to the second water inlet channel; an installation channel is formed between the second partition plate and the first partition plate, and the first water inlet and the second water inlet are arranged on the second partition plate. Outside the projected area of the first partition, the shaft hole is arranged within the projected area of the second partition on the first partition, and the rotating shaft penetrates the shaft hole from the water inlet cavity to the installation channel.

An installation channel is formed between the first partition plate and the second partition plate, and the shaft hole is arranged within the projected area of the second partition plate on the first partition plate, so as to ensure that the shaft hole is located in the installation channel, and the installation channel will not The phenomenon of water stringing also indirectly ensures that the shaft hole will not enter the water, and the rotating shaft can work effectively. The first water inlet and the second water inlet are arranged outside the projected area of the second partition plate on the first partition plate, which ensures that the first water inlet and the second water inlet can allow the water in the water inlet cavity to flow through. In this way, the area of the second clapboard within the projected area of the first clapboard is set for water isolation, and the area of the second clapboard outside the projected area of the first clapboard is set to pass through water. The arrangement ensures that the components located in the water-retaining arrangement area are separated from the water-passing arrangement area.

Further, the second water inlet channel extends from the first partition plate to the water passage chamber, and the second water inlet passage is isolated from the water passage chamber, and one end of the second water inlet passage is connected to the water passage chamber. The other end of the second water inlet is connected to the filter cartridge; or, the second partition is located below the first partition, and the projection surface of the second partition on the first partition is a fan-shaped surface with the rotation axis as the center.

The fan-shaped surface with the rotating shaft as the center of the circle is arranged, so that the driving arm slides in the fan-shaped space around the rotating shaft, and a sliding space is reserved for the driving arm.

Further, the switching part is Z-shaped, and the swing arm and the driving arm are arranged at both ends of the axial direction of the rotating shaft; the side part of the water passage is provided with an installation port for the installation channel, and one end of the driving arm is inserted into the installation channel from the installation port to drive the The other end of the arm is fitted with a handle that extends through the housing.

The swing arm and the drive arm extend radially at both ends of the shaft axis, so that the overall switching element is Z-shaped, so that the user only needs to operate the handle to ensure that the drive arm and the swing arm rotate coaxially and synchronously, which is labor-saving and convenient.

Further, the other end of the driving arm is also provided with a sliding edge located in the casing, the sliding edge is in the shape of a circular arc, and the arc of the sliding edge is matched with the arc of the casing, and the handle is installed on the sliding edge; The through chute, the chute is arranged horizontally, the handle runs through the chute, and the handle drives the swing arm to swing laterally around the rotating shaft within the sliding stroke of the chute.

The radian of the mounting edge of the driving arm is matched with the radian of the housing, which ensures the rotational flexibility of the driving arm in the water channel switching main body. The setting of the chute on the casing, so that when the water passage is installed in the waterway switch body, the handle is installed on the drive arm through the chute, and the user toggles the handle to operate the drive arm, so that the swing arm located inside the waterway switch body is sealed. Block the first water inlet waterway or this second water inlet waterway. In this way, the user only needs to operate the outside of the body to realize the switching of the water channel, and the operation is simple.

Further, the outer shell includes a middle shell and a bottom cover, and the middle shell includes an annular sidewall and an upper connecting wall extending radially inward from the sidewall; Connected to the upper connecting wall, the upper part of the water passage is formed with a concave water inlet cavity; one of the lower part of the water passage and the bottom cover is provided with a cavity wall extending toward the other of the two, and the bottom cover A water passage piece is fastened and clamped with the middle shell, and the other of the lower part of the water passage piece and the bottom cover forms a water passage cavity with the cavity wall.

Furthermore, the upper connecting wall and the bottom cover are provided with a locking portion for matching installation; the water passage is provided with a radially extending mounting edge, the mounting edge abuts the lower surface of the upper connecting wall, and an avoidance lock is provided on the mounting edge. The escape port of the tightening part; the escape port has a stop part and a guide part, the water passing piece rotates relative to the middle shell around the rotating shaft, and the guide part is guided and matched with the locking part; the water passing piece is assembled in the middle shell at a set angle, the stop The position part cooperates with the locking part, so that the water-passing piece can be rotated relative to the middle shell to stop.

Further, the outer shell also includes a top cover connected above the middle shell, and the top cover is provided with a water inlet; the center of the upper connecting wall has an opening, the water passage has a first connecting wall penetrating the opening, and the top cover has a connection with the first connecting wall. a second connecting wall to which the connecting wall is matched and connected; the water passage is provided with a blocking piece for press-fitting the swing arm. The water hole of the cavity. The top cover and the middle case are assembled through the cooperation of the first connecting wall and the second connecting wall, and the blocking plate is pressed above the swing arm to limit the movement of the swing arm in the radial direction.

Furthermore, the water-passing element is also provided with a marble assembly, which includes a marble and a spring; the driving arm is provided with an installation groove extending in the same direction as the rotating shaft, the marble assembly is installed in the installation groove, and one end of the spring Connected to the bottom of the installation groove, and the other end applies elastic pre-tightening force to the marble; the water passage is provided with a first limit groove and a second limit groove that cooperate with the marble to drive the driving arm, and the marble is connected to the first limit groove. The limit groove is in contact with the swing arm to block the first water inlet channel; the marble is in contact with the second limit groove, and the swing arm blocks the second water inlet channel.

For the setting of the marble component, when the user uses the product, when the water channel is switched in place, the marble component can make a sound to remind the user, so that the overall product use feeling is improved, which is simple and convenient.

Beneficial effects:

1. In the faucet water purifier of the present application, through the cooperation of the switching element and the water-passing element, the user only needs to operate the handle outside the machine body to drive the swing arm located in the water path switching body to switch the water path. Among them, two water inlet channels are arranged in the water passage, which can provide users with different types of water for different occasions and different needs. By setting a switch with a swing arm and a drive arm to switch the water channel, the user only needs to operate the drive arm to drive the swing arm to rotate around the rotating shaft, and the end of the swing arm is used to block the water inlet channel to select water. The switching of the water channel is realized through the cooperation of the switching piece and the water passage piece, and the structure is simple.

2. The water passage is divided into a water inlet cavity, a water passage and an installation channel by setting a separation layer. The installation passage is isolated from the water inlet and water passage. On the basis of rational planning of the internal space of the water passage, it is guaranteed that Therefore, the device installed in the installation channel will not be soaked by water, and at the same time, the occurrence of water stringing is prevented. The water first enters the water inlet cavity, and then enters the first water inlet channel and the second water inlet channel respectively. The water in the first water inlet channel will directly pass through the separation layer and enter the water passage cavity, where it flows out as raw water. The second water inlet channel is isolated from the water passage cavity and communicates with the water inlet chamber and the filter cartridge, so that the water in the second water inlet channel will directly enter the filter cartridge for filtration.

3. The partition layer includes a first partition plate and a second partition plate arranged up and down in the water-passing member, an installation channel is formed between the first partition plate and the second partition plate, and the shaft hole is arranged in the second partition plate at the first Within the projected area of a partition plate, this ensures that the shaft hole is located in the installation channel, and at the same time, the phenomenon of water in the installation channel will not occur, which indirectly ensures that the shaft hole will not enter the water, and the rotating shaft can work effectively. The first water inlet and the second water inlet are arranged outside the projected area of the second partition plate on the first partition plate, which ensures that the first water inlet and the second water inlet can allow the water in the water inlet cavity to flow through. In this way, the area of the second clapboard within the projected area of the first clapboard is set for water isolation, and the area of the second clapboard outside the projected area of the first clapboard is set to pass through water. The arrangement ensures that the components located in the water-retaining arrangement area are separated from the water-passing arrangement area.

4. The switching piece is Z-shaped, and the swing arm and the driving arm are arranged at both ends of the shaft in the axial direction; the side of the water passage is provided with an installation opening for the installation channel, and one end of the driving arm is inserted into the installation channel from the installation opening, and the driving arm The other end of the is fitted with a handle that penetrates through the housing. In this way, the user only needs to operate the handle to ensure that the driving arm and the swing arm rotate coaxially and synchronously, which is labor-saving and convenient.

. The other end of the drive arm is also provided with a mounting edge located in the shell, the mounting edge is in the shape of a circular arc, and the radian of the mounting edge is matched with the curvature of the shell, and the handle is installed on the mounting edge; the shell is provided with a through slide. The chute is arranged horizontally, the handle penetrates the chute, and the handle drives the swing arm to swing laterally within the sliding formation of the chute. The radian of the mounting edge of the driving arm is matched with the radian of the housing, which ensures the rotational flexibility of the driving arm in the water channel switching main body. The setting of the chute on the casing, so that when the water passage is installed in the waterway switch body, the handle is installed on the drive arm through the chute, and the user toggles the handle to operate the drive arm, so that the swing arm located inside the waterway switch body is sealed. Block the first water inlet waterway or this second water inlet waterway. In this way, the user only needs to operate the outside of the body to realize the switching of the water channel, and the operation is simple.

Description of drawings

Fig. 1 is the schematic diagram of the complete machine of the faucet water purifier of the present invention;

Fig. 2 is the exploded schematic diagram of each part of the faucet water purifier of the present invention;

3 is a schematic cross-sectional view of the water channel switching main body of the present invention;

Fig. 4 is the structural representation of the water passage in the present invention;

Fig. 5 is the bottom schematic diagram of the water passage in the present invention;

Fig. 6 is the structural schematic diagram of the installation edge of the water passage in the present invention;

Fig. 7 is the structural representation of the water-passing element escape port of the present invention;

Fig. 8 is the cross-sectional structure schematic diagram of the water passage of the present invention;

9 is a schematic diagram of the cooperation of the filter cartridge and the water channel switching body of the present invention when the handle is in the first position;

10 is a schematic cross-sectional view of the filter cartridge and the water channel switching body of the present invention when the handle is in the first position;

11 is a schematic diagram of the cooperation of the filter cartridge and the water channel switching body of the present invention when the handle is in the second position;

12 is a schematic cross-sectional view of the filter cartridge and the water channel switching body of the present invention when the handle is in the second position;

13 is a schematic structural diagram of a switching element of the present invention;

14 is a schematic structural diagram of the drive arm of the switching element of the present invention;

Fig. 15 is the structural schematic diagram of the swing arm of the present invention;

Figure 16 is a schematic sectional view of the swing arm of the present invention;

Fig. 17 is the structural schematic diagram of the gasket of the present invention;

18 is a schematic cross-sectional view of the sealing member of the present invention;

Fig. 19 is the structural schematic diagram of the sealing member of the present invention;

Fig. 20 is the structural representation of the middle shell of the present invention;

Figure 21 is a schematic cross-sectional view of the middle shell of the present invention;

Figure 22 is a schematic structural diagram of the bottom cover of the present invention;

Figure 23 is a schematic cross-sectional view of the bottom cover of the present invention;

Fig. 24 is the structural representation of the intermediate sleeve of the present invention;

Fig. 25 is the structural representation of the outer sleeve of the present invention;

Figure 26 is a schematic structural diagram of the base of the present invention;

100. Main body of water channel switching, 110, shell, 111, water inlet, 112, chute, 113, middle shell, 1131, side wall, 1132, upper connecting edge, 1133, upper locking column, 1134, upper connecting wall, 114 , Bottom cover, 1141, Lower connecting edge, 1142, Lower locking column, 1143, Switching piece sliding groove, 1144, Mounting ring rib, 1145, Buckle, 115, Top cover, 1151, Second connecting wall, 200, Filter Cylinder, 201, Outer Cylinder Sleeve, 2011, First Window, 2012, Clamping Rib, 202, Intermediate Sleeve, 2021, Boss, 203, Filter Cartridge, 204, Base, 2041, Limit Seal Rib, 2042, Connecting Rib, 205, top cover, 2051, second window, 1, water passage, 11, water inlet chamber, 12, water passage chamber, 121, chamber wall, 13, first water inlet channel, 14, second water inlet channel, 15. Installation channel, 16, Separator, 161, First partition, 1611, First water inlet, 1612, Second water inlet, 1613, Shaft hole, 162, Second partition, 17, Installation opening, 18, Connection part, 181, circulation channel, 19, mounting edge, 191, escape opening, 1911, sliding escape section, 1912, reaching section, 192, first limit slot, 193, second limit slot, 194, first Connecting wall, 2. Switching piece, 21, Swing arm, 211, Flow hole, 212, First convex point, 213, First ring rib, 214, Limiting column, 22, Driving arm, 221, Sliding edge, 2211, handle mounting slot, 2212, sliding part, 222, mounting slot, 223, shaft mounting slot, 23, shaft, 3, handle, 4, marble assembly, 41, marble, 42, spring, 5, gasket, 51, The first water inlet hole, 52, the second water inlet hole, 6, the sealing piece, 61, the sealing sheet, 62, the second annular rib, 7, the blocking piece, 8, the sealing ring.

Detailed ways

The invention provides a faucet water purifier, which can realize the switching of two water outlet modes, which is beneficial to reduce the cost and simplify the structure.

As shown in FIGS. 1-26 , the present invention provides a faucet water purifier, including a filter cartridge 200 and a water channel switching body 100 , the filter cartridge 200 and the water channel switching body 100 are arranged side by side, and the water channel switching body 100 includes a housing 110 , and the housing 110 There is a water inlet 111 on it; the water passage 1, the water passage 1 is provided with a water inlet cavity 11 and a water passage 12, the water inlet cavity 11 is connected with the water inlet 111, and the water passage 1 is provided with a first inlet The water channel 13 and the second water inlet channel 14. The first water inlet channel 13 connects the water inlet chamber 11 and the water passage chamber 12, and the second water inlet channel 14 connects the water inlet chamber 11 with the filter cartridge 200, and the water inlet chamber 14 connects the water inlet chamber 11 and the filter cartridge 200. There is also an installation channel 15 in the component 1, and the installation channel 15 is isolated from the water inlet cavity 11, and the installation channel 15 is separated from the water passage cavity 12; the switching component 2, the switching component 2 includes a swing arm 21 and a drive arm 22. It rotates synchronously with the driving arm 22 around the rotating shaft 23, and the swing arm 21 and the driving arm 22 extend along the radial direction of the rotating shaft 23. The swing arm 21 is arranged in the water inlet cavity 11, and the driving arm 22 is arranged in the installation channel 15. The water inlet cavity 11 penetrates into the installation channel 15 , drives the driving arm 22 to rotate the swing arm 21 around the rotating shaft 23 , and the end of the swing arm 21 blocks the first water inlet channel 13 or the second water inlet channel 14 . In the present application, the rotating shaft 23 is provided at one end of the driving arm 22. Of course, the rotating shaft may be connected with the swing arm and the driving arm as a separate piece, respectively. In the present application, a sealing ring 8 and a baffle 7 are still provided in the water channel switching body 1 , the sealing ring 8 is pressed on the baffle 7 , and the baffle 7 is installed in the water inlet chamber 11 above the swing arm 21 .

The arrangement of two water inlet channels in the water passage realizes two water outlet methods, one is to enter the first water inlet channel through the water inlet cavity, and directly enter the water passage, which is the original water channel; the other It enters the second water inlet channel through the water inlet cavity, and then stays in the filter cartridge for filtration, which is the water purification channel. The user operates the drive arm outside the water channel switching body, and the inner swing arm rotates synchronously with it, blocking the first water inlet channel or the second water inlet channel as the user operates the drive arm. The switching of the water channel is realized through the cooperation of the switching piece and the water passage piece, and the structure is simple. Through the cooperation of the switching element and the water-passing element, the user only needs to operate the handle outside the machine body to drive the swing arm located in the water path switching main body to switch the water path. Among them, two water inlet channels are arranged in the water passage, which can provide users with different types of water for different occasions and different needs. By setting a switch with a swing arm and a drive arm to switch the water channel, the user only needs to operate the drive arm to drive the swing arm to rotate around the rotating shaft, and the end of the swing arm is used to block the water inlet channel to select water. The switching of the water channel is realized through the cooperation of the switching piece and the water passage piece, and the structure is simple.

As shown in FIG. 3-FIG. 8, the water passage member 2 is provided with a horizontally arranged separation layer 16, and the separation layer 16 separates the water passage member 2 into the water inlet chamber 11 and the water passage chamber 12 arranged in the upper and lower directions, and the separation layer 16 An installation channel 15 is formed between the water inlet chamber 11 and the water passage chamber 12, and the water passage chamber 12 is located below the water inlet chamber 11; the first water inlet channel 13 runs through the separation layer 16, and the second water inlet channel 14 is self-separating layer. 16 extends to the water passage 12, and the second water inlet channel 14 is isolated from the water passage 12. One end of the second water inlet passage 14 is connected to the water inlet chamber 11 through the separation layer 16, and the other end is connected to the filter cartridge 200.

The water passage is divided into a water inlet cavity, a water passage and an installation channel by setting a separation layer, and the installation passage is isolated from the water inlet and water passage. On the basis of rational planning of the internal space of the water passage, the installation is guaranteed. The devices in the installation channel will not be soaked by water, and the occurrence of water stringing is prevented at the same time. The water first enters the water inlet cavity, and then enters the first water inlet channel and the second water inlet channel respectively. The water in the first water inlet channel will directly pass through the separation layer and enter the water passage cavity, where it flows out as raw water. The second water inlet channel is isolated from the water passage cavity and communicates with the water inlet chamber and the filter cartridge, so that the water in the second water inlet channel will directly enter the filter cartridge for filtration.

As shown in FIG. 3 to FIG. 12 , the partition layer 16 includes a first partition plate 161 and a second partition plate 162 arranged up and down in the water passing member 2 . The first partition plate 161 is provided with a first water inlet 1611 , The second water inlet 1612 and the shaft hole 1613, the first water inlet 1611 is connected to the first water inlet channel 13, the second water inlet 1612 is connected to the second water inlet channel 14, and the second partition plate 162 and the first partition plate 161 are formed between In the installation channel 15, the first water inlet 1611 and the second water inlet 1612 are arranged on the second partition plate 162 outside the projected area of the first partition plate 161, and the shaft hole 1613 is arranged in the second partition plate 162 in the first partition plate 161. Within the projected area of , the rotating shaft 23 penetrates the shaft hole 1613 from the water inlet cavity 11 to the installation channel 15 .

As shown in FIG. 3 and FIG. 7 , a shaft hole 1613 is provided in the center of the first partition plate 161 , and a first water inlet 1611 and a second water inlet 1612 are provided between the shaft hole 1613 and the edge of the water passing member 1 , The first water inlet 1611 and the second water inlet 1612 are arranged side by side, and a gasket 5 is provided on the first water inlet 1611 and the second water inlet 1612, and the gasket 5 is provided with the first water inlet 1611 and the second water inlet 1611. The first water inlet hole 51 and the second water inlet hole 52 corresponding to the water inlet 1612 are provided with flanges corresponding to one side of the first water inlet hole 51 and the second water inlet hole 52. When placed at the first water inlet and the second water inlet, the flanges extend into the corresponding water inlets. On the one hand, due to the friction relationship, the installation stability of the gasket is guaranteed; There will be no stringing or storage of water between the water inlets, resulting in the growth of bacteria. As shown in FIG. 8 , the partition layer 16 is formed by the first partition plate 161 and the second partition plate 162 arranged up and down, the installation channel 15 is sandwiched between the first partition plate 161 and the second partition plate 162, and the installation channel 15 Extend radially outward. The shaft hole 1613 is provided on the first partition plate 161 , and the shaft hole 1613 communicates with the installation channel 15 .

An installation channel is formed between the first partition plate and the second partition plate, and the shaft hole is arranged within the projected area of the second partition plate on the first partition plate, so as to ensure that the shaft hole is located in the installation channel, and the installation channel will not The phenomenon of water stringing also indirectly ensures that the shaft hole will not enter the water, and the rotating shaft can work effectively. The first water inlet and the second water inlet are arranged outside the projected area of the second partition plate on the first partition plate, which ensures that the first water inlet and the second water inlet can allow the water in the water inlet cavity to flow through. In this way, the area of the second clapboard within the projected area of the first clapboard is set for water isolation, and the area of the second clapboard outside the projected area of the first clapboard is set to pass through water. The arrangement ensures that the components located in the water-retaining arrangement area are separated from the water-passing arrangement area. Wherein, the second partition is located below the first partition, and the projection surface of the second partition on the first partition is a fan-shaped surface with the rotation axis as the center of the circle. The fan-shaped surface with the rotating shaft as the center of the circle is arranged, so that the driving arm slides in the fan-shaped space around the rotating shaft, and a sliding space is reserved for the driving arm.

As shown in FIGS. 2 , 3 , and 20-26 , the housing 110 includes a middle shell 113 and a bottom cover 114 , and the middle shell 113 includes a surrounding side wall 1131 and an upper connection extending radially inward from the side wall. Wall 1134, the water passage 1 is installed from the bottom of the middle shell 110, and abuts the upper connecting wall 1134, the upper part of the water passage 1 is formed with a concave water inlet cavity; the lower part of the water passage 1 and the bottom cover 114 One of the two is provided with a cavity wall extending toward the other of the two, the bottom cover 114 and the middle shell 113 sandwich the water passage 1, and the other of the lower part of the water passage 1 and the bottom cover 114 is formed with the cavity wall Pass the water chamber 12 . In this embodiment, the lower part of the water passage member 1 is provided with a cavity wall 121 facing the bottom cover 114 .

The middle shell 1134 is also provided with a radially protruding upper connecting edge 1132; the bottom cover 114 is provided with a lower connecting edge 1141 aligned with the upper connecting edge 1132; The water channel 14 and the connection part 18 of the filter cartridge 200, the water passage 1 is inserted into the bottom of the middle shell 113, the middle shell 113 and the bottom cover 114 are snapped together to make the upper connecting edge 1132 and the lower connecting edge 1141 butt up and down, and the connecting part 18 is installed on the The upper connecting edge 1132 and the lower connecting edge 1141 are inside.

The upper connecting wall 1134 and the bottom cover 114 are provided with a locking portion for matching installation, the water passage 1 is provided with a radially extending mounting edge 19, the mounting edge 19 abuts the lower surface of the upper connecting wall 1134, and the mounting edge 19 is provided with a mounting edge 19. There is an avoidance port 191 for avoiding the locking portion 11. The avoidance port 191 has a stop portion and a guide portion. The water passage member 1 rotates relative to the middle shell 1134 around the rotating shaft 23, and the guide portion guides and cooperates with the locking portion. The set angle is assembled in the middle shell 113 , and the stop part cooperates with the locking part, so that the water passage 1 is rotated relative to the middle shell 1134 to stop.

As shown in FIG. 7 , FIG. 22 and FIG. 23 , in this embodiment, the locking portion includes an upper locking column 1133 axially extending on the inner wall of the middle shell 113 and a lower locking column 1142 on the bottom cover 114 ; The water passage 1 includes a radially extending installation edge 19, and an escape opening 191 for avoiding the locking portion is provided on the installation edge 19. The upper locking column 1133 and the lower locking column 1142 pass through the escape opening 191 to make the middle shell 113 and the bottom The cover 114 is snapped together. The bottom cover 114 is provided with a ring of installation ring ribs 1144 , the bottom of the water passage 1 is inserted into the installation ring ribs 1144 , and the space between the bottom of the water passage 1 and the installation ring ribs 1144 is sealed by a sealing ring.

The avoidance port 191 includes a sliding avoidance section 1911 and an end position section 1912. The sliding avoidance section 1911 is the guide part, and the end position section 1912 is the stop position. When the sliding avoidance section 1911 slides to the full position section 1912, the fixing post 1142 is aligned with the locking portion 11 to fix the middle case 113 and the bottom cover 114 together. The upper and lower connections are arranged along the alignment, so that the alignment of the two is ensured when the middle case and the bottom cover are installed. The setting of the avoidance port allows the locking part of the middle shell to be inserted into the bottom cover, and then the middle shell and the bottom cover are fixed by the locking part. Among them, as shown in Fig. 3 and Fig. 13 , the bottom of the switching member 2 is provided with a sliding portion 2212, the sliding portion 2212 is in the shape of a rib, and a switching member sliding groove 1143 is provided on the periphery of the mounting ring rib 1144. When the switching member is installed in the waterway When switching inside the main body, the sliding portion 2212 slides in the sliding groove 1143 of the switching member. In addition, in this embodiment, the outer side of the bottom wall of the bottom cover 114 is provided with a buckle 1145 protruding upward. When the bottom cover 114 is buckled on the middle shell 113, it is firstly stuck on the middle shell 113 according to the buckle 1145. The inner side wall of the bottom cover 114 and the middle shell 113 are pre-positioned, and then the bottom cover 114 and the middle shell 113 are fixed together by screwing the bottom of the fixing column 1143 to connect the fixing column 1143 and the locking part 1133.

As shown in FIG. 3 , the outer casing 110 further includes a top cover 115 connected to the top of the middle casing 113 , the top cover 115 is provided with a water inlet 111 ; the upper connecting wall 1134 has an opening in the center, and the water passage member 1 has a first penetrating hole. A connecting wall 194 , the top cover 115 has a second connecting wall 1151 that is matched with the first connecting wall 194 , the water passage 1 is provided with a blocking piece 7 for press-fitting the swing arm, and the blocking piece 7 is installed with the water passage 1 . The water inlet cavity 11 of the swing arm 21 and the blocking piece 7 are provided with a water passage hole that communicates the water inlet 111 and the water inlet cavity 11 .

As shown in FIG. 8 , a connecting portion 18 is provided on the outer side of the water passage member 2, and a circulation channel 181 extending in the radial direction is provided in the connecting portion 18. The circulation channel 181 is communicated with the second water inlet channel 14, and the second water inlet The channel 14 extends in the axial direction and is connected to one end of the flow channel 181 . The water inlet cavity 11 is arranged above the first partition plate 161 , and the water passage cavity 12 is arranged below the second partition plate 162 . Among them, as shown in FIGS. 5-8 , the first water inlet channel 13 runs through the first partition 161 to connect the water inlet chamber 11 and the water passage chamber 12, so that after the water flows into the water inlet chamber 11 through the water inlet 111, It will directly pass through the first water inlet channel 13 and enter the water passage chamber 12 to form the entire raw water circulation channel. The water enters the second water inlet channel 14 from the second water inlet 162, and then flows through the circulation channel 181 and enters the filter cartridge for filtration.

As shown in FIGS. 6-13 , the switching member 2 is Z-shaped, and the swing arm 21 and the driving arm 22 are arranged at both ends of the shaft 23 in the axial direction; One end of the driving arm 22 is inserted into the installation channel 15 from the installation opening 17 , and the handle 3 penetrating the housing 110 is installed at the other end of the driving arm 22 . The swing arm 21 and the drive arm 22 are radially extended at the two axial ends of the rotating shaft 23, so that the overall switching member 2 is Z-shaped, so that the user only needs to operate the handle to ensure that the drive arm and the swing arm rotate coaxially and synchronously, saving effort convenient. When installing the switching element 2, firstly extend the drive arm 22 from the installation port 17 into the installation channel 15, and then insert the swing arm 21 downward into the shaft hole 1613 at the water inlet cavity 11 above the water passage element 1 Then, in the shaft hole 1613, the rotating shaft 23 is inserted into the rotating shaft installation groove 223 of the driving arm 22 to complete the installation of the entire switching member.

As shown in Fig. 3-Fig. 4, Fig. 15-Fig. 19, in this embodiment, the swing arm 21 and the rotating shaft 23 are one piece, and the water inlet cavity penetrates through the shaft hole to connect with the drive arm, and the swing arm 21 is provided with a seal Part 6, the axial direction of the rotating shaft 23 is parallel to the axial direction of the water inlet 111, the driving arm 22 is connected with the rotating shaft 23 and drives the rotating shaft 23 to rotate, and the rotating shaft 23 drives the swing arm 21 to rotate during the rotation. The swing arm 21 is provided with a plurality of first bumps 212, and the plurality of first bumps 212 can be in contact with the side surface of the blocking piece 7, so as to reduce the contact area between the swing arm 21 and the blocking piece 7, and reduce the rotation process of the rotating member 2. The friction force between the middle swing arm 21 and the blocking piece 7 . One end of the swing arm 21 away from the rotating shaft 23 is provided with a first annular rib 213 and a limiting column 214 located in the first annular rib 213 . The swing arm 21 is also provided with a spring. The spring is sleeved and fixed on the limit post 214. The setting of the spring compresses and blocks the seal 6 on the first water inlet 1611 or the second water inlet 1612. The sealing effect of the seal 6. The sealing member 6 includes a sealing gasket 61 and a second annular rib 62 disposed on one side of the sealing sheet 6. The second annular rib 62 is clamped into the first annular rib 213 and sleeved outside the spring, and the other end of the spring Connected to the sealing sheet 6, the sealing sheet 6 is pressed and blocked on the first water inlet 1611 or the second water inlet 1612. Anyone can also act on the peripheral edge of the side of the sealing sheet 6 to play a sealing role. The sealing surface of the sealing sheet 6 can be smoothly concave and collided from the peripheral edge to the central position, and the sealing surface of the sealing sheet 6 can be a concave arc surface. The second water inlet 1612 is evacuated, and the axial edge of the sealing surface abuts on the gasket 5 and protects the first water inlet 1611 or the second water inlet 1612 to form a seal. In addition, the swing arm 21 is also provided with a water flow hole 211, and the water flow hole 211 communicates with the water inlet cavity 11 and the inside of the first annular rib 213, so that the water in the water inlet cavity 11 can flow into the first annular rib 213 through the water flow hole 211 , and enter the second annular rib 62 of the seal 6 , and the pressure of the water flow acts on the sealing sheet 61 of the seal 6 , which can improve the sealing effect of the seal 6 .

When the user rotates the handle, when the handle 3 rotates to the position shown in FIG. 9, it is the first position. At this time, the seal 5 on the swing arm 21 blocks the first water inlet 1611, and the water enters the second water inlet. The water port 1612 flows into the second water inlet channel 14 . When the handle is rotated to the position shown in FIG. 11, it is the second position. At this time, the seal 5 on the swing arm 21 blocks the second water inlet 1612, and the water enters the first water inlet 1611 and flows into the first water inlet channel. within 15.

The other end of the driving arm 22 is also provided with a sliding edge 221 located in the housing 110, the sliding edge 221 is arc-shaped, and the radian of the sliding edge 221 is adapted to the radian of the housing 110, and the handle 3 is installed on the sliding edge 221; The casing 110 is provided with a through chute 112 , the chute 112 is arranged laterally, the handle 3 penetrates the chute 112 , and the handle 3 drives the swing arm 21 to swing laterally within the sliding stroke of the chute 112 .

The radian of the mounting edge of the driving arm is matched with the radian of the housing, which ensures the rotational flexibility of the driving arm in the water channel switching main body. The setting of the chute on the casing, so that when the water passage is installed in the waterway switch body, the handle is installed on the drive arm through the chute, and the user toggles the handle to operate the drive arm, so that the swing arm located inside the waterway switch body is sealed. Block the first water inlet waterway or this second water inlet waterway. In this way, the user only needs to operate the outside of the body to realize the switching of the water channel, and the operation is simple.

The water passing member 1 also includes a marble assembly 4, and the marble assembly 4 includes a marble 41 and a spring 42; the driving arm 22 is provided with an installation groove 222 extending in the same direction as the rotating shaft 23, and the marble assembly 4 is installed in the installation groove 222. , one end of the spring 42 is pressed against the bottom of the installation groove 222, and the other end applies elastic pre-tightening force to the marble 41. The water passage 1 is provided with a first limit groove 192 and a second limit groove that cooperate with the marble 41. 193. Drive the drive arm 22, the marble 41 is in contact with the first limit groove 192, the swing arm 21 blocks the first water inlet channel 13; the marble 41 is in contact with the second limit groove 193, and the swing arm 21 is sealed Block the second water inlet channel 14 .

As shown in FIGS. 3 and 6 , the marble assembly 4 is installed in the installation groove 222 , the spring 42 is arranged at the bottom of the installation groove 222 , the marble 41 is pressed above the spring 42 , and one end of the marble 41 is pressed on the spring 42 . , and the other end is pressed on the first limiting groove 192 or the second limiting groove 193 . For the setting of the marble component, when the user uses the product, when the water channel is switched in place, the marble component can make a sound to remind the user, so that the overall product use feeling is improved, which is simple and convenient.

As shown in Figures 2, 9, 10, 24-16, the filter cartridge 200 includes an outer sleeve 201, an intermediate sleeve 202, a top cover 205 and a base 204, the filter intermediate sleeve 202 is sleeved in the outer sleeve 201, and the top cover 205 covers Buckle above the outer sleeve 201 . The middle sleeve 202 is made of transparent material, the filter cartridge 200 is provided with a first viewing window 2011 and a second viewing window 2051, the first viewing window 2011 is provided on the side wall of the outer sleeve 201, and is in the shape of a long strip, and the second viewing window 2051 On the filter cartridge 205, a through hole is provided on the upper part of the outer sleeve 201 opposite to the second viewing window 2051, and the user can observe the filter element through the through hole through the second viewing window 2051. The top of the intermediate sleeve 202 is provided with a boss 2021 . When the intermediate sleeve 202 is installed in the outer sleeve 201 , the boss 2021 passes through the through hole on the outer sleeve 201 to form a second viewing window 2051 . The inner wall of the outer sleeve 201 is provided with a longitudinally extending clamping rib 2012, and the middle sleeve 202 is provided with a clamping groove which is matched with the clamping rib 2012. inside the sleeve 201.

A filter element 203 is installed inside the filter cartridge 200, a mounting seat is arranged at the bottom of the filter element 203, a limit sealing rib 2041 is arranged in the base 204, and a plurality of limit bumps are arranged in the limit sealing rib 2041, and the filter element 203 is fixed by the mounting seat in the limit sealing rib 2041. The side of the base 204 is also provided with a connecting rib 2042. The connecting rib 2042 is provided with a flowing water channel. The connecting rib 2042 is arranged on the inner side of the connecting portion 18. The flowing water channel in the connecting rib 2042 communicates with the circulating channel 181 in the connecting portion 18. , so that the water channel switching main body is communicated with the filter cartridge.

Claims (10)

1. A faucet water purifier comprises a filter cylinder and a water path switching body, wherein the water path switching body is communicated with tap water and the filter cylinder, and is characterized in that the water path switching body comprises:

the water inlet is formed in the shell, and the water passing part is installed in the shell;

the water passing piece is internally provided with a water inlet cavity and a water passing cavity, the water inlet cavity is communicated with the water inlet, the water passing piece is internally provided with a first water inlet channel and a second water inlet channel, the first water inlet channel is used for communicating the water inlet cavity with the water passing cavity, the second water inlet channel is used for communicating the water inlet cavity with the filter cylinder, the water passing piece is internally provided with an installation channel, and the installation channel is respectively isolated from the water inlet cavity and the installation channel from the water passing cavity;

the switching piece, the switching piece includes swing arm and actuating arm, the swing arm with the actuating arm is around the synchronous rotation of rotation axis, just the swing arm with the actuating arm is followed the radial extension of pivot, the swing arm is established in the water inlet cavity, the actuating arm is established in the installation passageway, the pivot certainly the water inlet cavity runs through extremely in the installation passageway, the drive the actuating arm makes the swing arm wind the pivot is rotated, the terminal shutoff of swing arm first inhalant canal or the second inhalant canal.

2. The faucet water purifier of claim 1,

the water passing piece is provided with a transverse separation layer, the separation layer is used for separating the water passing piece from top to bottom and arranging the water inlet cavity and the water passing cavity, the separation layer is located between the water inlet cavity and the water passing cavity, the water passing cavity is located below the water inlet cavity, and the first water inlet channel penetrates through the separation layer.

3. The faucet water purifier of claim 2,

the separation layer comprises a first separation plate and a second separation plate which are arranged in the water passing piece in an up-and-down mode, a first water inlet, a second water inlet and a shaft hole are formed in the first separation plate, the first water inlet forms a first water inlet channel, and the second water inlet is communicated with a second water inlet channel; the second baffle with form between the first baffle the installation passageway, first water inlet with the second water inlet set up in the second baffle is in outside the projected area of first baffle, the shaft hole set up in the second baffle is in within the projected area of first baffle, the pivot certainly the intake antrum runs through the shaft hole extremely in the installation passageway.

4. The faucet water purifier as recited in claim 3, wherein the second water inlet channel extends from the first partition to the water passing cavity, and the second water inlet channel is isolated from the water passing cavity, and one end of the second water inlet channel is communicated with the second water inlet, and the other end of the second water inlet channel is communicated with the filter cartridge; or,

the second partition board is positioned below the first partition board, and the projection surface of the second partition board on the first partition board is a sector surface taking the rotating shaft as the center of a circle.

5. The faucet water purifier of claim 1,

the switching piece is Z-shaped, and the swing arm and the driving arm are arranged at two axial ends of the rotating shaft;

the lateral part of crossing water spare is equipped with the installing port of installation passageway, the one end of actuating arm is followed the installing port inserts the installation passageway, the handle that runs through the shell is installed to the other end of actuating arm.

6. The faucet water purifier of claim 5,

the other end of the driving arm is also provided with a sliding edge positioned in the shell, the sliding edge is arc-shaped, the radian of the sliding edge is matched with that of the shell, and the handle is arranged on the sliding edge;

the shell is provided with a through sliding groove, the sliding groove is transversely arranged, the handle penetrates through the sliding groove, and the handle drives the swing arm to wind the rotating shaft to transversely swing in the sliding stroke of the sliding groove.

7. The faucet water purifier of any one of claims 1-6,

the outer shell comprises a middle shell and a bottom cover, wherein the middle shell comprises an annular side wall and an upper connecting wall extending inwards from the side wall in the radial direction;

the water passing piece is arranged from the bottom opening of the middle shell and is abutted against the upper connecting wall, and an inwards concave water inlet cavity is formed at the upper part of the water passing piece;

one of the lower part of the water passing piece and the bottom cover is provided with a cavity wall extending towards the other of the lower part of the water passing piece and the bottom cover, the bottom cover and the middle shell are buckled and clamped with the water passing piece, and the other of the lower part of the water passing piece and the bottom cover and the cavity wall form the water passing cavity.

8. The faucet water purifier of claim 7,

the upper connecting wall and the bottom cover are provided with locking parts which are installed in a matched mode;

the water passing piece is provided with a radially extending mounting edge, the mounting edge is abutted against the lower surface of the upper connecting wall, and an avoiding opening for avoiding the locking part is formed in the mounting edge;

the avoidance port is provided with a stop part and a guide part, the water passing piece rotates around the rotating shaft relative to the middle shell, and the guide part is in guide fit with the locking part; the water passing piece is assembled in the middle shell at a set angle, and the stop part is matched with the locking part to enable the water passing piece to rotate relative to the middle shell to stop.

9. The faucet water purifier of claim 7,

the shell also comprises a top cover connected above the middle shell, and a water inlet is formed in the top cover;

the center of the upper connecting wall is provided with an opening, the water passing piece is provided with a first connecting wall penetrating through the opening, and the top cover is provided with a second connecting wall in matched connection with the first connecting wall;

the water passing part is internally provided with a separation blade which is used for pressing the swing arm, the separation blade and the water passing part form a water inlet cavity for installing the swing arm, and the separation blade is provided with a water passing hole which is communicated with the water inlet and the water inlet cavity.

10. The faucet water purifier of any one of claims 1-6,

a marble component is also arranged in the water passing part and comprises marbles and a spring;

the driving arm is provided with a mounting groove extending in the same direction as the rotating shaft, the marble component is mounted in the mounting groove, one end of the spring abuts against the bottom of the mounting groove, and the other end of the spring applies elastic pre-tightening force to the marble;

a first limiting groove and a second limiting groove which are matched with the marble are arranged on the water passing piece, the driving arm is driven, the marble is abutted against the first limiting groove, and the swing arm blocks the first water inlet channel; and when the marble is abutted to the second limiting groove, the swing arm blocks the second water inlet channel.

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