CN216191548U

CN216191548U - Water purifier

Info

Publication number: CN216191548U
Application number: CN202122355568.3U
Authority: CN
Inventors: 李家瑶
Original assignee: Taizhou Chuneng Environmental Technology Co ltd
Current assignee: Taizhou Chuneng Environmental Technology Co ltd
Priority date: 2021-09-28
Filing date: 2021-09-28
Publication date: 2022-04-05
Anticipated expiration: 2031-09-28

Abstract

The utility model aims to solve various problems of water purifiers in the existing market, and provides a water purifier which has a technically advanced water flow path design, and the water flow path of the whole water purifier has the characteristics of short path, large flow, small water resistance, simple and compact structure and the like; meanwhile, no electricity is used and no waste water is generated in the using process, so that the energy-saving and environment-friendly water purifier is really realized; the water purifier has the advantages of strong water purification capability, high filtering precision, good effect, convenient replacement of the filter element, easy cleaning and long service life. Preferably, the water purifier of the technology combines the functions of the pre-filter and the scale inhibitor, and does not need to be externally connected with the pre-filter and the scale inhibitor; preferably, the water purifier adopting the technology can be combined into a set of water purifier with customized style meeting the personalized requirements of users on water flow at any time by adopting an extensible modular combined technical path.

Description

Water purifier

Technical Field

The utility model relates to the technical field of water treatment, in particular to a water purifier.

Background

With the improvement of science and technology, people have higher requirements on water health in daily life.

The requirement for water quality is higher and higher from barreled water generally used by early families to direct drinking water purified by a water purifier later.

The water purifier also evolves from an early multi-stage filtration water purifier which can generate a certain proportion of waste water to a water purifier which does not generate waste water, particularly a single-stage filtration water purifier which applies a ceramic composite filter element does not generate waste water, and purified water can be directly drunk.

Various water purifiers sold in the market at present are available, but a double-outlet-path water purifier which can provide non-direct-drinking fine filtered water for a whole house and direct-drinking water for the whole house is lacked, and the double-outlet-path water purifier which is modularized and can be expanded at any time is lacked; in addition, the inner filter element and the outer filter element of the existing ceramic composite filter element can not be separated integrally, and the service life of the ceramic core of the outer filter element is several times that of the carbon rod filter element of the inner filter element, so that the service life of the ceramic composite filter element is determined by the service life of the carbon rod filter element, and the ceramic part of the outer layer is scrapped together when the ceramic composite filter element is replaced every time, thereby causing great waste; in addition, the existing water purifier needs to be externally connected with a pre-filter.

In view of the above problems, there is a need for a faucet with dual water outlet channels and water purification function, which has a higher demand for water quality improvement, is easy to install, has low cost, and can filter water with better quality.

Disclosure of Invention

The utility model aims to provide a water purifier aiming at various problems of the water purifiers on the existing market, which can achieve the following advantages:

1, the water flow path of the water purifier has the characteristics of short path, large flow, small water resistance, simple and compact structure and the like;

2, the water purifier does not use electricity and generate wastewater, thereby really realizing energy conservation and environmental protection;

3, the filter precision of the non-direct-drinking fine filter water can reach the precision between 0.1 and 0.01 micron, which is nearly thousand times higher than that of a simple pre-filter, and simultaneously, the filter can effectively remove harmful substances such as water scale, silt, red worm, rust, microorganism and the like, and the water quality of the whole-house tap water is improved in geometric grade; the filtering precision of the direct drinking water can reach below 0.01 micron, so that harmful substances such as water scale, silt, red worms, rust, microorganisms and the like are removed, 99.9 percent of trichloromethane, 99.9 percent of escherichia coli, most of the harmful substances such as heavy metal, residual chlorine, hydrogen sulfide, organic matters and the like are removed, and various beneficial mineral substances are retained;

4, the filter element is convenient to replace, easy to clean and long in service life, the inner and outer filter elements of the existing ceramic composite filter element can not be separated integrally, and the service life of the ceramic outer filter element is several times longer than that of the inner filter element of the carbon rod, so that the service life of the existing ceramic composite filter element on the market is determined by the service life of the inner filter element of the carbon rod;

5, the water purifier of the technology combines the functions of the pre-filter and the scale inhibitor, and does not need to be externally connected with the pre-filter and the scale inhibitor;

6, the water purifier of this technique, especially adopt the water purifier of expanded modularization combination, can make up at any time one set can satisfy the user and have the water purifier of customization money of individualized requirement to discharge, and a set of product spare part can integrate the water purifier of many different water purification ability of money, practices thrift product development cost greatly.

In order to achieve the purpose, the utility model adopts the following technical scheme: a water purifier comprises a water purifier body and is characterized in that the water purifier body is composed of a plurality of water purifying units, a plurality of raw water runners and a direct drinking water runner which are respectively communicated with the water purifying units; each water purification unit comprises a container-shaped filter cavity, and a locking sealing cover, a secondary filter element and a primary filter element which are sequentially arranged in the filter cavity from top to bottom; the upper part of the locking sealing cover and the opening of the filter cavity form a locking structure relationship, and the periphery of the lower part of the locking sealing cover is provided with a first sealing structure; a second sealing structure is arranged on the periphery of the opening at the top of the secondary filter element; a third sealing structure is arranged on the periphery of the opening at the top of the primary filter element; the first sealing structure, the second sealing structure and the third sealing structure are in sealing fit with the inner wall of the filter cavity; a direct drinking water cavity only for containing direct drinking water is formed between the first sealing structure and the second sealing structure, the second-stage filter element integrally extends into the first-stage filter element, and the water outlet of the second-stage filter element is communicated with the direct drinking water cavity; a raw water cavity only used for accommodating raw water is formed between the inner wall of the filter cavity below the third sealing structure and the outer wall of the primary filter element; the direct drinking water cavity is communicated with the direct drinking water channel, and the raw water cavity is communicated with the raw water channel.

The water purifier is characterized in that the water purifier body is formed by serially connecting and combining a plurality of water purifying modules with the same specification, each water purifying module consists of a plurality of water purifying units which are arranged in a single row and are connected into a whole, and a plurality of raw water short flow channels and direct drinking water short flow channels which are respectively communicated with the water purifying units, and a raw water short flow channel and a direct drinking water short flow channel which are respectively communicated with the adjacent cavities are respectively communicated with the adjacent raw water cavities and the direct drinking water cavities in a tangent shape; the raw water short flow passage and the direct drinking water short flow passage are respectively connected in series through a plurality of tubular short joints to form the raw water flow passage and the direct drinking water flow passage; the raw water inlet at one end of the raw water flow passage is connected with a water separator, and correspondingly, the other end of the raw water flow passage is blocked by an end pipe plug; the water outlets of the direct drinking water flow passages are connected with a direct drinking water collector, and correspondingly, the other ends of the direct drinking water flow passages are plugged by end plugs; the direct drinking water collector is arranged on one side of the water outlet of the water purifier body, and correspondingly, the water separator is arranged on one side of the water inlet of the water purifier body. Generally, the main structure of the water purification module is an integrated injection-molded part except for those fittings inside the filter chamber; the water separator and the direct drinking water collector have the same specification and structure in the technical scheme.

The water purifier is characterized in that the water purifier body is formed by assembling a plurality of water purifying modules with the same specification in series through a plurality of connecting rods; each raw water flow passage is internally provided with one connecting rod, one end of each connecting rod is connected with one water distributor, and the other end of each connecting rod is connected with one end pipe plug; each direct drinking water flow passage is internally provided with one connecting rod, one end of each connecting rod is connected with a direct drinking water collector, and the other end of each connecting rod is connected with an end plug; the direct drinking water collector is arranged on one side of the water outlet of the water purifier body, and correspondingly, the water separator is arranged on one side of the water inlet of the water purifier body; the diameter of the connecting rod is smaller than the inner diameter of the water flow channel. Usually, this connecting rod needs solitary mounting hole to match with it, and this technique creatively gives consideration to each rivers way and considers as the mounting hole of this connecting rod, makes water purification module structure on the one hand simpler some, and more important is: water purification module in this technique tends to adopt integrative injection molding, so, it is more convenient to connect through connecting rod and former water runner, straight drinking water runner both ends accessory, and the accessory is for example water knockout drum, water collector, pipe plug etc..

In foretell water purifier, its characterized in that, the water purifier body connect in series the combination by a leading water purification module that is in its end of intaking and a plurality of following it immediately with the water purification module of specification and form, this leading water purification module with water purification module major structure the same, arrange into single row by a plurality of and even as an organic whole water purification unit and respectively with a plurality of raw water short flow path, the short flow path of straight drinking water that this water purification unit link up constitute, two adjacent raw water cavity and straight drinking water cavity between have a raw water short flow path, straight drinking water short flow path and this adjacent cavity respectively and all be tangent line form and link up, both unique differences are: the secondary filter elements in the water purification module are carbon rod filter elements sintered by activated carbon, and the primary filter elements are ceramic filter elements sintered by diatomite; the secondary filter elements in the front water purification module are stainless steel mesh filter elements, and the primary filter element is a stainless steel mesh filter element filled with scale inhibitor; the adjacent raw water short flow passages are respectively connected in series into the raw water flow passage through a plurality of tubular short joints, and both ends of the raw water flow passage are plugged by end pipe plugs; the outer port of the direct drinking short runner in the prepositive water purification module is connected with a water separator, the inner port and the direct drinking short runner in the water purification module realize mutual plugging through an intermediate pipe plug, the direct drinking short runners in the adjacent water purification modules are respectively connected in series through a plurality of tubular short joints to form the direct drinking water runner, and the water outlet of the direct drinking water runner is connected to a direct drinking water collector; the direct drinking water collector is arranged on one side of the water outlet of the water purifier body, and correspondingly, the water separator is arranged on one side of the water inlet of the water purifier body. Specifically, the following description is provided: because the main structures of the front water purifier module and the water purification module are completely the same, and only the material composition of the first-stage filter element and the second-stage filter element in the filter cavity is different, for convenience, two cavities divided by three sealing structures in the front water purification module still use direct drinking water cavities and the names of raw water cavities, and are the same as the names of the two cavities in the water purification module, but the direct drinking water cavities in the front water purification module actually contain raw water instead of direct drinking water, because the raw water firstly enters from the direct drinking water cavity at the uppermost part and then flows through the raw water cavity, the description of the technology cannot be understood due to the literal meaning of the three cavities by supplementing the description here.

The water purifier is characterized in that the water purifier body is formed by serially assembling a preposed water purifying module at the water inlet end of the water purifier body and a plurality of water purifying modules with the same specification through a plurality of connecting rods; each raw water flow passage is internally provided with one connecting rod, and two ends of each connecting rod are respectively connected with one end plug; each direct drinking water flow passage is internally provided with one connecting rod which penetrates through the middle pipe plug and is connected with a direct drinking water collector at one end of the water outlet, and the other end of the connecting rod is connected with an end pipe plug to realize plugging; the direct drinking water collector is arranged on one side of the water outlet of the water purifier body, and correspondingly, the water separator is arranged on one side of the water inlet of the water purifier body; the diameter of the connecting rod is smaller than the inner diameter of the water flow channel. Usually, this connecting rod needs solitary mounting hole to match with it, and this technique creatively gives consideration to each rivers way and considers as the mounting hole of this connecting rod, makes water purification module structure on the one hand simpler some, and more important is: the water purification module in this technique adopts integrative injection molding, so, through connecting rod and former water runner, non-straight drinking water runner and straight drinking water runner both ends accessory carry out the more convenient of connecting, the accessory is for example water knockout drum, water collector, pipe plug etc..

The water purifier is characterized in that the secondary filter element is a carbon rod filter element sintered by activated carbon, and the primary filter element is a ceramic filter element sintered by diatomite.

The water purifier is characterized in that the first sealing structure, the second sealing structure and the third sealing structure are O-shaped sealing ring sealing structures, and the outer diameters of the joint sealing parts of the first sealing structure, the second sealing structure and the third sealing structure are sequentially gradually decreased or equal; the lower part of the locking sealing cover is provided with a tubular convex body, and the side wall of the tubular convex body is provided with a plurality of water through holes.

The water purifier is characterized in that the tubular short joint is hollow as a whole, and O-shaped sealing ring sealing structures are arranged on the peripheries of two ends of the tubular short joint respectively; and O-shaped sealing ring sealing structures are respectively arranged on the peripheries of the two ends of the end pipe plug. Generally, the tubular projection preferably has a length that abuts just against the upper end surface of the secondary filter element.

The water purifier is characterized in that the peripheries of the two ends of the middle pipe plug (10) are respectively provided with an O-shaped sealing ring sealing structure.

The water purifier is characterized in that one side of the water inlet end and one side of the water outlet end of the water purifier body are respectively provided with an end sealing cover, and the end sealing covers can cover the water separator or the non-direct drinking water collector and the direct drinking water collector, so that the water purifier plays roles in protection and attractiveness.

In conclusion, the water purifier disclosed by the utility model has the advantages of distinct technical characteristics, advanced water flow path design, strong water purification capability, high filtration precision, convenience in filter element maintenance and replacement, no power consumption, no waste water, modularization, free expansion, customization and the like.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. The drawings are only for reference and illustration purposes and are not intended to limit the utility model.

Fig. 1 is a front view, a plan view, a left side view, and a right side view of a water purifier body according to embodiment 1 of the present invention;

FIG. 2 is a cross-sectional view of a single water purifier module designated B-B in FIG. 1 provided by the present invention;

FIG. 3 is a cross-sectional view of the utility model shown at C-C in FIG. 2;

FIG. 4 is a schematic view of a locking seal cap, a secondary filter element and a primary filter element according to the present invention;

FIG. 5 is a schematic view of a main body structure of a water purification module provided by the present invention with a locking sealing cover, a secondary filter element and a primary filter element removed;

FIG. 6 is a schematic view of the cross-sectional structure A-A indicated in FIG. 1 according to the present invention;

FIG. 7 is a schematic structural diagram of a water separator, a direct drinking water collector or a non-direct drinking water collector provided by the utility model;

fig. 8 is a schematic diagram of a front view, a plan view, a left side view, and a right side view of a water purifier body according to embodiment 2 of the present invention;

FIG. 9 is a schematic structural view of the cross-section D-D indicated in FIG. 8 according to the present invention;

fig. 10 is a schematic structural view of a lock seal cover, a secondary filter element and a primary filter element in a front water purification module according to the present invention;

fig. 11 is a schematic structural view of the water purifier body provided by the utility model after the end caps are mounted at two ends of the water purifier body.

In the figure, a water purifier body 1, a water purification unit 2, a filter cavity 2a, a locking sealing cover 2b, a secondary filter element 2c, a primary filter element 2d, a first sealing structure 2e, a second sealing structure 2f, a third sealing structure 2g, a direct drinking water cavity 2h, a raw water cavity 2j, a tubular convex body 2k, a water through hole 2m, a raw water flow passage 3, a raw water short flow passage 3a, a water separator 3b, a raw water inlet 3c, a direct drinking water flow passage 4, a direct drinking water short flow passage 4a, a direct drinking water collector 4b, a water purification module 6, a prepositive water purification module 6a, a tubular short joint 7, an end pipe plug 8, a connecting rod 9, a middle pipe plug 10 and an end sealing cover 11.

Detailed Description

Example 1:

as shown in fig. 1, 2, 3, 4, 5, 6, 7 and 11, the water purifier comprises a water purifier body 1, wherein the water purifier body 1 is formed by connecting four water purifying modules 6 with the same specification in series and assembling through four stainless steel connecting rods 9.

Each water purification module 6 consists of three water purification units 2 which are arranged in a single row and are connected into a whole, two raw water short flow channels 3a and two direct drinking water short flow channels 4a which are respectively communicated with the water purification units 2, and each water purification unit 2 comprises a container-shaped filter cavity 2a, and a locking sealing cover 2b, a secondary filter element 2c and a primary filter element 2d which are sequentially arranged in the filter cavity 2a from top to bottom; the upper part of the locking sealing cover 2b and the opening of the filter cavity 2a form a locking structure relation, and the periphery of the lower part of the locking sealing cover is provided with a first sealing structure 2 e; a second sealing structure 2f is arranged on the periphery of the opening at the top of the secondary filter element 2 c; a third sealing structure 2g is arranged on the periphery of the opening at the top of the primary filter element 2 d; the first sealing structure 2e, the second sealing structure 2f and the third sealing structure 2g are all in sealing fit with the inner wall of the filtering cavity 2a, in the embodiment, the first sealing structure 2e, the second sealing structure 2f and the third sealing structure 2g are all O-shaped sealing ring sealing structures, the outer diameters of the joint sealing parts of the first sealing structure 2e, the second sealing structure 2f and the third sealing structure 2g are gradually decreased from top to bottom, and the design is more beneficial to smooth installation of all parts into the filtering cavity.

A direct drinking water cavity 2h is formed between the first sealing structure 2e and the second sealing structure 2f, the second-stage filter element 2c integrally extends into the first-stage filter element 2d and ensures that enough clearance is reserved between the first-stage filter element and the second-stage filter element for water flow to flow out, and a water outlet of the second-stage filter element is communicated with the direct drinking water cavity 2 h; a direct drinking water short flow channel 4a is respectively arranged between two adjacent direct drinking water cavities 2h and is communicated with the adjacent cavities in a tangent shape, and four direct drinking water short flow channels 4a which are connected end to end are connected in series through three tubular short connections 7 to form a direct drinking water flow channel 4; a connecting rod 9 is arranged in each direct drinking water flow channel 4, one end of the connecting rod 9 is connected with a direct drinking water collector 4b, and the other end is connected with an end plug 8 for plugging. The embodiment has two direct drinking water flow passages 4 which are connected to the direct drinking water collector 4b with two water collecting branches.

A raw water cavity 2j only used for containing raw water is formed between the inner wall of the filter cavity 2a below the third sealing structure 2g and the outer wall of the primary filter element 2d, and a raw water short flow passage 3a is respectively arranged between two adjacent raw water cavities 2j and is communicated with the adjacent cavities in a tangent shape; four raw water short flow passages 3a connected end to end are connected in series to form a raw water flow passage 3 through three tubular short connections 7, a connecting rod 9 is arranged in each raw water flow passage 3, one end, close to a raw water inlet 3c, of each connecting rod 9 is connected with a water separator 3b, the other end of each connecting rod 9 is connected with an end pipe plug 8, and the two raw water flow passages 3 are shared in the embodiment and are simultaneously connected to the water separators 3b with two water separation branches.

In this embodiment, the direct drinking water collector 4b is arranged at one side of the water outlet of the water purifier body 1, and correspondingly, the water separator 3b is arranged at one side of the water inlet of the water purifier body 1; the diameter of the connecting rod 9 is much smaller than the diameter of the water flow channel in which it is located.

In this embodiment, the secondary filter element 2c is a carbon rod filter element sintered by activated carbon, and the primary filter element 2d is a ceramic filter element sintered by diatomite.

In this embodiment, a tubular protrusion 2k is provided at a lower portion of the locking sealing cap 2b, and a plurality of water passing holes 2m are provided on a side wall of the tubular protrusion 2 k.

In this embodiment, the tubular short joint 7 is hollow as a whole, and the peripheries of both ends of the tubular short joint are respectively provided with an O-shaped sealing ring sealing structure; the peripheries of the two ends of the end pipe plug 8 are respectively provided with an O-shaped sealing ring sealing structure.

In this embodiment, the end closing cap 11 is provided with respectively on one side of the water inlet end and one side of the water outlet end of the water purifier body 1, and this end closing cap 11 can cover the water knockout drum 3b and the direct drinking water collector 4b, plays protection and pleasing to the eye effect.

As described above, the water flow path of the water purifier of the present embodiment is substantially as follows: firstly, raw water (tap water) enters a water separator 3b, is divided by the water separator 3b, and respectively enters two raw water flow channels 3 by water pressure, and then sequentially enters each raw water cavity 2j, the raw water is firstly filtered by a first-stage filter element 2d and then purified into non-direct-drinking fine filtered water, and then the non-direct-drinking fine filtered water enters a direct-drinking water cavity 2h after being filtered by a second-stage filter element 2c, and is then divided by a direct-drinking water flow channel 4 and a direct-drinking water collector 4 b.

Example 2:

as shown in fig. 2, 3, 4, 5, 7, 8, 9, 10 and 11, the water purifier body 1 of the present embodiment is assembled by connecting a front water purification module 6a at the water inlet end thereof and three water purification modules 6 of the same specification in series through six stainless steel connection rods 9.

The preposed water purification module 6a and the water purification module 6 have the same main structure, and are composed of three water purification units 2 which are arranged in a single row and are connected into a whole, and two raw water short flow channels 3a and two direct drinking water short flow channels 4a which are respectively communicated with the water purification units 2, wherein each water purification unit 2 comprises a container-shaped filter cavity 2a, and a locking sealing cover 2b, a secondary filter element 2c and a primary filter element 2d which are sequentially arranged in the filter cavity 2a from top to bottom; the upper part of the locking sealing cover 2b and the opening of the filter cavity 2a form a locking structure relation, and the periphery of the lower part of the locking sealing cover is provided with a first sealing structure 2 e; a second sealing structure 2f is arranged on the periphery of the opening at the top of the secondary filter element 2 c; a third sealing structure 2g is arranged on the periphery of the opening at the top of the primary filter element 2 d; the first sealing structure 2e, the second sealing structure 2f and the third sealing structure 2g are all in sealing fit with the inner wall of the filtering cavity 2a, in the embodiment, the first sealing structure 2e, the second sealing structure 2f and the third sealing structure 2g are all O-shaped sealing ring sealing structures, the outer diameters of the joint sealing parts of the first sealing structure 2e, the second sealing structure 2f and the third sealing structure 2g are gradually decreased from top to bottom, and the design is more beneficial to smooth installation of all parts into the filtering cavity 2 a.

A raw water cavity 2j only used for containing raw water is formed between the inner wall of the filter cavity 2a below the third sealing structure 2g and the outer wall of the primary filter element 2d, a raw water short flow channel 3a is respectively arranged between two adjacent raw water cavities 2j and is communicated with the adjacent cavities in a tangent line shape, the adjacent raw water short flow channels 3a are respectively connected in series through tubular short connections 7 to form a raw water flow channel 3, two ends of the raw water flow channel 3 are respectively blocked by end pipe plugs 8, the outer end opening of a direct drinking water short flow channel 4a in the preposed water purification module 6a is respectively connected with a water distributor 3b, the inner end opening and the direct drinking water short flow channel 4a in the water purification module 6 are mutually blocked through an intermediate pipe plug 10, a connecting rod 9 is arranged in each raw water flow channel 3, and two ends of the connecting rod 9 are respectively connected with one end pipe plug 8.

A direct drinking water cavity 2h for accommodating direct drinking water only is formed between the first sealing structure 2e and the second sealing structure 2f, the second-stage filter element 2c integrally extends into the first-stage filter element 2d, the water outlet of the second-stage filter element is communicated with the direct drinking water cavity 2h, a direct drinking water short flow passage 4a is respectively arranged between two adjacent direct drinking water cavities 2h and communicated with the adjacent cavities in a tangent line shape, the direct drinking water short flow passages 4a in the adjacent water purifying modules 6 are respectively connected in series through tubular short connections 7 to form direct drinking water flow passages 4, the water outlet of the direct drinking water flow passage 4 is connected to a direct drinking water collector 4b, a connecting rod 9 is arranged in each direct drinking water flow passage 4, the connecting rod 9 penetrates through the middle pipe plug 10 and then is connected with a direct drinking water collector 4b at one end of the water outlet, and the other end of the connecting rod is connected with an end pipe plug 8 to realize plugging.

In the embodiment, the direct drinking water collector 4b is arranged at one side of the water outlet of the water purifier body 1, and correspondingly, the water separator 3b is arranged at one side of the water inlet of the water purifier body 1; the diameter of the connecting rod 9 is smaller than that of the water flow passage.

In this embodiment, the secondary filter elements 2c in the water purification module 6 are all carbon rod filter elements sintered by activated carbon, and the primary filter elements 2d are all ceramic filter elements sintered by diatomite; and the second-stage filter elements 2c in the preposed water purification module 6a are all stainless steel mesh filter elements, and the first-stage filter element 2d is a stainless steel mesh filter element filled with scale inhibitor.

In this embodiment, the tubular short joint 7 is hollow as a whole, and the peripheries of both ends of the tubular short joint are respectively provided with an O-shaped sealing ring sealing structure; the peripheries of two ends of the end pipe plug 8 are respectively provided with an O-shaped sealing ring sealing structure; the peripheries of the two ends of the middle pipe plug 10 are respectively provided with an O-shaped sealing ring sealing structure.

As described above, the water flow path of the water purifier of the present embodiment is substantially as follows: firstly, raw water (tap water) enters a water separator 3b, and is divided by the water separator 3b, the raw water firstly enters a direct drinking water cavity 2h in a preposed water purification module 6a by water pressure, then the water flow sequentially flows through a raw water cavity 2j in the preposed water purification module 6a and then enters two raw water flow channels 3, and then sequentially enters each raw water cavity 2j in the water purification module 6, the raw water is firstly filtered by a first-stage filter element 2d and then purified into non-direct drinking fine filtered water, then the non-direct drinking fine filtered water enters the direct drinking water cavity 2h after being filtered by a second-stage filter element 2c, and then is divided by a direct drinking water flow channel 4 and a direct drinking water collector 4 b.

Specifically, the following description is provided: since the main structure of the pre-water purifier module 6a is completely the same as that of the water purification module 6, and only the first-stage filter element 2d and the second-stage filter element 2c inside the filter cavity 2a are made of different materials, for convenience, the names of the direct drinking water cavity 2h and the raw water cavity 2j in the pre-water purification module 6a are still used, and are kept the same as those of the two cavities inside the water purification module 6, but the direct drinking water cavity 2h in the pre-water purification module 6a actually contains raw water instead of direct drinking water, because the raw water firstly enters from the uppermost direct drinking water cavity 2h and then flows through the raw water cavity 2j, it is necessary to supplement and explain the description of the technology because the literal meaning of the two cavities of the pre-water purification module 6 a. The raw water short flow passage 3a and the direct drinking water short flow passage 4a in the pre-water purification module 6a are only names, for example, it cannot be literally limited that the direct drinking water short flow passage 4a can only allow direct drinking water to flow, and on the contrary, in the present embodiment, raw water, that is, tap water flows inside the direct drinking water short flow passage 4a in the pre-water purification module 6 a.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the terms of the water purifier body, the water purifying unit, the filter chamber, the locking sealing cover, the secondary filter element, the primary filter element, the first sealing structure, the second sealing structure, the third sealing structure, the direct drinking water cavity, the raw water cavity, the tubular convex body, the water through hole, the raw water flow passage, the raw water short flow passage, the water separator, the raw water inlet, the direct drinking water flow passage, the direct drinking water short flow passage, the direct drinking water collector, the water purifying module, the pre-positioned water purifying module, the tubular short circuit, the end pipe plug, the connecting rod, the middle pipe plug, the end sealing cover and the like are used more frequently, the possibility of using other terms is not excluded, and the terms are only used for more conveniently describing and explaining the essence of the utility model; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A water purifier comprises a water purifier body (1), and is characterized in that the water purifier body (1) is jointly composed of a plurality of water purifying units (2), a plurality of raw water runners (3) and direct drinking water runners (4) which are respectively communicated with the water purifying units (2); each water purification unit (2) comprises a container-shaped filter cavity (2 a), and a locking sealing cover (2 b), a secondary filter element (2 c) and a primary filter element (2 d) which are sequentially arranged in the filter cavity (2 a) from top to bottom; the upper part of the locking sealing cover (2 b) and the opening of the filtering cavity (2 a) form a locking structure relation, and the periphery of the lower part of the locking sealing cover is provided with a first sealing structure (2 e); a second sealing structure (2 f) is arranged on the periphery of the opening at the top of the secondary filter element (2 c); a third sealing structure (2 g) is arranged on the periphery of the opening at the top of the primary filter element (2 d); the first sealing structure (2 e), the second sealing structure (2 f) and the third sealing structure (2 g) are in sealing fit with the inner wall of the filter cavity (2 a); a direct drinking water cavity (2 h) for accommodating direct drinking water is formed between the first sealing structure (2 e) and the second sealing structure (2 f), the second-stage filter element (2 c) integrally extends into the first-stage filter element (2 d), and a water outlet of the second-stage filter element is communicated with the direct drinking water cavity (2 h); a raw water cavity (2 j) which is only used for accommodating raw water is formed between the inner wall of the filter cavity (2 a) below the third sealing structure (2 g) and the outer wall of the primary filter element (2 d); the direct drinking water cavity (2 h) is communicated with the direct drinking water flow channel (4), and the raw water cavity (2 j) is communicated with the raw water flow channel (3).

2. The water purifier according to claim 1, wherein the water purifier body (1) is formed by connecting a plurality of water purifying modules (6) with the same specification in series, each water purifying module (6) is composed of a plurality of water purifying units (2) which are arranged in a single row and are connected into a whole, a plurality of raw water short flow channels (3 a) and direct drinking water short flow channels (4 a) which are respectively communicated with the water purifying units (2), and a raw water short flow channel (3 a) and a direct drinking water short flow channel (4 a) which are respectively communicated with two adjacent raw water cavities (2 j) and direct drinking water cavities (2 h) are respectively communicated with each other in a tangent shape; the raw water short flow passage (3 a) and the direct drinking water short flow passage (4 a) are respectively connected in series through a plurality of tubular short circuits (7) to form the raw water flow passage (3) and the direct drinking water flow passage (4); a raw water inlet (3 c) at one end of the raw water runner (3) is connected with a water separator (3 b), and correspondingly, the other end is blocked by an end pipe plug (8); the water outlets of the direct drinking water flow passages (4) are connected with a direct drinking water collector (4 b), and correspondingly, the other ends of the direct drinking water flow passages are blocked by end pipe plugs (8); the direct drinking water collector (4 b) is arranged on one side of the water outlet of the water purifier body (1), correspondingly, the water separator (3 b) is arranged on one side of the water inlet of the water purifier body (1).

3. The water purifier according to claim 2, wherein the water purifier body (1) is assembled by connecting a plurality of water purifying modules (6) with the same specification in series through a plurality of connecting rods (9); each raw water flow passage (3) is internally provided with one connecting rod (9), one end of each connecting rod (9) is connected with one water distributor (3 b), and the other end of each connecting rod is connected with one end pipe plug (8); each direct drinking water flow channel (4) is internally provided with one connecting rod (9), one end of each connecting rod (9) is connected with a direct drinking water collector (4 b), and the other end is connected with an end plug (8); the direct drinking water collector (4 b) is arranged on one side of the water outlet of the water purifier body (1), and correspondingly, the water separator (3 b) is arranged on one side of the water inlet of the water purifier body (1); the diameter of the connecting rod (9) is smaller than the inner diameter of the water flow channel.

4. The water purifier according to claim 1, wherein the water purifier body (1) is formed by serially connecting and combining a front water purification module (6 a) at the water inlet end of the water purifier body and a plurality of water purification modules (6) with the same specification following the front water purification module, the front water purification module (6 a) and the water purification modules (6) have the same main structure, and are composed of a plurality of water purification units (2) which are arranged in a single row and connected into a whole, and a plurality of raw water short flow channels (3 a) and direct drinking water short flow channels (4 a) which are respectively communicated with the water purification units (2), wherein a raw water short flow channel (3 a) and a direct drinking water short flow channel (4 a) are respectively communicated with the adjacent cavities between two adjacent raw water cavities (2 j) and direct drinking water cavities (2 h) in a tangent manner, and the only difference is that: the secondary filter elements (2 c) in the water purification module (6) are all carbon rod filter elements sintered by activated carbon, and the primary filter elements (2 d) are all ceramic filter elements sintered by diatomite; the secondary filter elements (2 c) in the front water purification module (6 a) are all stainless steel mesh filter elements, and the primary filter element (2 d) is a stainless steel mesh filter element filled with scale inhibitor; the adjacent raw water short flow passages (3 a) are respectively connected in series through a plurality of tubular short circuits (7) to form the raw water flow passage (3), and both ends of the raw water flow passage (3) are plugged by end pipe plugs (8); the outer port of the direct drinking water short flow channel (4 a) in the preposed water purification module (6 a) is connected with a water separator (3 b), the inner port and the direct drinking water short flow channel (4 a) in the water purification module (6) are mutually blocked through an intermediate pipe plug (10), the direct drinking water short flow channels (4 a) in the adjacent water purification modules (6) are respectively connected in series through a plurality of tubular short circuits (7) to form the direct drinking water flow channel (4), and the water outlet of the direct drinking water flow channel (4) is connected to a direct drinking water collector (4 b); the direct drinking water collector (4 b) is arranged on one side of the water outlet of the water purifier body (1), correspondingly, the water separator (3 b) is arranged on one side of the water inlet of the water purifier body (1).

5. A water purifier according to claim 4, characterized in that the water purifier body (1) is assembled by a preposed water purifying module (6 a) at the water inlet end thereof and a plurality of water purifying modules (6) with the same specification in series through a plurality of connecting rods (9); each raw water flow passage (3) is internally provided with one connecting rod (9), and two ends of each connecting rod (9) are respectively connected with an end pipe plug (8) for plugging; each direct drinking water flow channel (4) is internally provided with one connecting rod (9), the connecting rod (9) penetrates through the middle pipe plug (10) and then is connected with a direct drinking water collector (4 b) at one end of the water outlet, and the other end of the connecting rod is connected with an end pipe plug (8) to realize plugging; the direct drinking water collector (4 b) is arranged on one side of the water outlet of the water purifier body (1), and correspondingly, the water separator (3 b) is arranged on one side of the water inlet of the water purifier body (1); the diameter of the connecting rod (9) is smaller than the inner diameter of the water flow channel.

6. A water purifier according to claim 1, wherein said secondary filter element (2 c) is a carbon rod filter element sintered with activated carbon, and said primary filter element (2 d) is a ceramic filter element sintered with diatomite.

7. The water purifier according to claim 1, wherein the first sealing structure (2 e), the second sealing structure (2 f) and the third sealing structure (2 g) are O-shaped sealing ring sealing structures, and the outer diameters of the joints of the first sealing structure, the second sealing structure and the third sealing structure are gradually decreased or equal; the lower part of the locking sealing cover (2 b) is provided with a tubular convex body (2 k), and the side wall of the tubular convex body (2 k) is provided with a plurality of water through holes (2 m).

8. The water purifier as claimed in claim 2 or 4, wherein the tubular short joint (7) is hollow as a whole, and the peripheries of two ends of the tubular short joint are respectively provided with an O-shaped sealing ring sealing structure; and O-shaped sealing ring sealing structures are respectively arranged on the peripheries of the two ends of the end pipe plug (8).

9. The water purifier as claimed in claim 4, wherein the intermediate pipe plug (10) is provided with O-ring seals around the outer periphery of both ends thereof.

10. A water purifier as claimed in claim 2, 3, 4 or 5, wherein said purifier body (1) is provided with a head cover (11) at each of the water inlet side and the water outlet side, said head cover (11) being capable of covering said water separator (3 b) or said direct drinking water collector (4 b) for protection and beauty.