CN212982491U - Water treatment device - Google Patents

Abstract

The utility model relates to a water treatment device, which comprises a shell, wherein a piston cavity and a filter cavity are sequentially arranged in the shell from top to bottom, and a water inlet and a water outlet are respectively communicated with the piston cavity and the filter cavity in a fluid manner; the piston can be matched in the piston cavity in a vertically sliding manner; the lower end of the piston rod is connected to the piston, and the upper end of the piston rod penetrates out of the shell upwards; the driving piece is positioned outside the shell and is in transmission connection with the upper end of the piston rod; the filter element is accommodated in the filter cavity; the piston cavity is divided into an upper cavity and a lower cavity by the piston, and the water inlet is in fluid communication with the lower cavity; the lower chamber of the piston cavity is separated from the filter cavity by a partition wall, and the partition wall is provided with a first through hole for communicating the lower chamber with the filter cavity. The utility model relates to a water treatment device can do benefit to the raw water and get into the filter core.

Description

Water treatment device

Technical Field

The utility model relates to a water purification unit technical field, concretely relates to are water treatment facilities.

Background

At present, various water treatment devices such as a water purification device, a sewage treatment device and a seawater desalination device exist in the market, the water treatment devices generally need to be plugged with electricity for use, and the volume of equipment is large. Once in a particular situation, such as at sea, in the field or in a disaster area, it is necessary to obtain drinking water from an existing water source, such as seawater or polluted water, these water treatment devices cannot be used.

Chinese utility model patent of patent number ZL201120504978.3 (No. is CN202430065U) discloses an ultrafiltration water purifier, including main filter and the leading multistage strainer of locating the main filter below, be equipped with air relief valve and product water check valve on the casing of main filter, from up installing year silver-colored charcoal filter layer down in proper order in the casing, ultrafiltration membrane filter core and system water mechanism, system water device includes the piston and the handle through connecting rod and piston connection, reaches the straight drinking water standard after filtering in making the raw water suction get into leading multistage strainer and the main filter through carrying the pull handle.

Above-mentioned ultrafiltration water purifier can use under the scene of the unable electricity of inserting of open air, make things convenient for people to utilize various water sources preparation drinking water, however, this ultrafiltration water purifier locates the piston inside the main filter, make the piston and carry silver-colored charcoal filtering layer, the ultrafiltration membrane filter core sets up in same cavity, through lifting the handle suction raw water and make the raw water get into the filter and filter system water, make the gravity direction and the rivers opposite direction of water in the system water link, and cavity internal pressure is reverse when the handle pushes down the stage, not only hinder during outside raw water gets into the filter core, still make the water that has got into in the filter core leave the filter core easily, these two factors all do not favor the raw water to get into the filter core and filter, lead to making the water process and receive.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a water treatment device which can be beneficial to raw water entering a filter element is provided aiming at the technical current situation.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a water treatment device comprising:

the shell is internally provided with a piston cavity and a filter cavity in sequence from top to bottom, and is provided with a water inlet and a water outlet which are respectively communicated with the piston cavity and the filter cavity in a fluid manner;

the piston can be matched in the piston cavity in a vertically sliding manner;

the lower end of the piston rod is connected to the piston, and the upper end of the piston rod penetrates out of the shell upwards;

the driving piece is positioned outside the shell and is in transmission connection with the upper end of the piston rod;

the filter element is accommodated in the filter cavity;

it is characterized in that the preparation method is characterized in that,

the piston cavity is divided into an upper cavity and a lower cavity by the piston, and the water inlet is in fluid communication with the lower cavity; the lower chamber of the piston cavity is separated from the filter cavity by a partition wall, and the partition wall is provided with a first through hole for communicating the lower chamber with the filter cavity.

In order to make the inner space of the shell more compact, the lower part of the partition wall is provided with a water inlet cavity which is positioned at the periphery of the filter cavity, the water inlet cavity is provided with a lower cavity and a filter cavity which are arranged adjacently, the partition wall is also provided with a second through hole for communicating the lower cavity with the water inlet cavity, and the water inlet is arranged on the cavity wall of the water inlet cavity. Through setting up intake antrum, piston chamber and filter chamber two liang of neighbours, and on the water inlet chamber wall was located to the water inlet, made intake antrum, piston chamber and filter chamber form by casing inner space partition, can promote casing inner space's utilization ratio to reduce the casing volume.

In order to prevent water flow from flowing back, a first rubber sheet corresponding to the first through hole is fixed on the lower surface of the partition wall, and the first rubber sheet deforms to open the first through hole when the piston moves downwards; when the piston moves upwards, the first rubber sheet is reset to close the first through hole;

and/or a second rubber sheet corresponding to the second through hole is fixed on the upper surface of the partition wall, and the second rubber sheet deforms to open the second through hole when the piston moves upwards; and when the piston moves downwards, the second rubber sheet is reset to close the second through hole.

In order to avoid influencing the deformation of a first rubber sheet while limiting the filter element, the first rubber sheet is arranged in the center of the top of the filter cavity, the filter element comprises a central tube part and a filter element main body wrapped on the periphery of the central tube part, and two ends of the central tube part protrude out of the filter element main body; the bottom of the filter cavity is provided with a mounting hole communicated with the water outlet, and the lower end of the central pipe part is hermetically inserted in the mounting hole; the filter core with the partition wall between be equipped with support piece, support piece's bottom is equipped with the confession the upper end of central pipe portion is inserted the mounting groove of establishing, support piece's top is equipped with and is located the periphery of first sheet rubber and with the rampart that the partition wall offseted. The filter element is limited through the mounting hole at the bottom of the filter cavity and the mounting groove at the bottom of the support piece, so that the filter element is prevented from moving up and down; through set up at the support piece top and be located the peripheral leg of first sheet rubber, the deformation that influences first sheet rubber of roof pressure when avoiding center tube portion upper end and the direct counterbalance of partition wall, leads to first through-hole to close and makes the water in the piston chamber can't get into the filter chamber.

In order to prevent the surrounding wall from blocking water flowing out of the lower chamber from entering the filter element, the surrounding wall is provided with a notch, and the support piece is provided with a third through hole positioned on the inner side of the surrounding wall. Water in the lower cavity enters the inner side of the surrounding wall in the filter cavity through the first through hole and then enters the filter element through the notch and the third through hole.

In order to facilitate production and assembly, the shell comprises a top plate, a bottom plate and a cylinder body between the top plate and the bottom plate, and the water inlet and the water outlet are arranged on the bottom plate.

In order to suspend the bottom plate in the air, the suspended type solar water heater further comprises a bracket, and the shell is fixed on the bracket. The setting of support also makes water treatment facilities place more stably, makes system water operation more convenient. The support can be a triangular support, a quadrangular support or a pentagonal support.

In order to make the water making operation more labor-saving, the support is provided with a connecting rod part, the driving part is a handle, the end part of one end of the handle is hinged with the connecting rod part, and the middle part of the handle is hinged with the upper end of the piston rod. Besides the handle is hinged with the piston rod, the handle and the piston rod can be connected through a transmission assembly, the transmission assembly is a cam link mechanism, a crank link mechanism or a gear rack transmission mechanism, and the up-and-down movement distance of the piston can be controlled more accurately through the arrangement of the transmission assembly.

In order to make the water treatment device more labor-saving in use, the driving piece is a motor powered by a storage battery, and an output shaft of the motor is connected with a speed reducing mechanism. The motor drives the piston to move, manual water making is avoided, a user saves more labor, and the use is more convenient.

In order to make the produced water reach the direct drinking water standard, the filter element is one or the combination of the following: the filter comprises a nanofiltration filter element, an ultrafiltration filter element or a reverse osmosis filter element, wherein a waste water port and a flushing port are arranged on the bottom wall of the filter cavity, a waste water ratio valve device is arranged in the waste water port, and the flushing port is connected with a mechanical ball valve.

Compared with the prior art, the utility model has the advantages of: the piston cavity and the filter cavity are arranged in the shell from top to bottom, the piston moves upwards in the water storage link to enable raw water to enter the lower cavity of the piston cavity for storage, and the piston moves downwards in the water making link to enable the raw water stored in the lower cavity of the piston cavity to enter the filter cavity for filtration, so that the situation that the raw water enters the filter element due to the change of the moving direction of the piston can be prevented, the gravity direction of the water in the water making link is the same as the water flow direction, the raw water can enter the filter element, the water making process is prevented from being influenced, and the water making process is smoother.

Drawings

Fig. 1 is a three-dimensional structure diagram of embodiment 1 of the present invention;

fig. 2 is a three-dimensional structure diagram of the cylinder in embodiment 1 of the present invention;

fig. 3 is a three-dimensional structure diagram of the supporting member in embodiment 1 of the present invention;

fig. 4 is a bottom view of embodiment 1 of the present invention;

fig. 5 is a sectional view taken along the line a-a in fig. 4.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Example 1

As shown in fig. 1-5, is a first preferred embodiment of the present invention.

As shown in fig. 1 to 5, the water treatment device in this embodiment includes a housing 1, a piston 2, a filter element 3, a first rubber sheet 41, a second rubber sheet 42, a support member 5, a bracket 6, a waste water ratio valve 7, and a handle 8.

As shown in fig. 5, a piston chamber 16 and a filter chamber 14 are provided in the housing 1 from top to bottom. Wherein the piston 2 is accommodated in the piston chamber 16, and the piston 2 is slidably fitted in the piston chamber 16 up and down. The piston 2 divides the piston chamber 16 into an upper chamber 161 and a lower chamber 162, and the housing 1 is provided with a water inlet 131 (see fig. 5) in fluid communication with the lower chamber 162. The piston 2 is provided with a piston rod 21 at the top, in this embodiment, the piston 2 and the piston rod 21 are integrally connected, and the upper end of the piston rod 21 extends upward out of the housing 1 and is in transmission connection with a driving member, in this embodiment, a handle 8 (see fig. 5). The filter chamber 14 accommodates the filter element 3 therein, and the water outlet 132 communicates with the filter chamber 14 (see fig. 5). The lower chamber 162 of the piston chamber 16 is separated from the filter chamber 14 by a partition wall 121, and the partition wall 121 is provided with a first through hole 121a (see fig. 2 and 5) communicating the lower chamber 162 with the filter chamber 14.

In this embodiment, top-down is equipped with piston cavity 16 and filter chamber 14 in the casing 1, piston 2 shifts up during the water storage link, make the raw water get into the lower chamber 162 of piston cavity 16 and store, during the system water link, piston 2 moves down and makes the raw water that stores in the lower chamber 162 of piston cavity 16 get into filter chamber 14 and filter, not only can prevent that the change of piston 2 moving direction can hinder the raw water and get into filter core 3, still make the gravity direction of system water in the link water the same with the rivers direction, do benefit to the raw water and get into filter core 3, thereby avoid influencing the system water process, make the system water process more smooth.

As shown in fig. 5, in order to make the internal space of the housing 1 more compact, the water inlet cavity 15 located at the periphery of the filter cavity 14 is disposed below the partition wall 121, the water inlet cavity 15 is disposed adjacent to the lower cavity 162 and the filter cavity 14, the partition wall 121 is further provided with a second through hole 121b (see fig. 2) communicating the lower cavity 162 and the filter cavity 14, and the water inlet 131 is disposed on the wall of the water inlet cavity 15. Through setting up intake antrum 15, piston chamber 16 and 14 two liang of neighbours of filter chamber, and water inlet 131 locates on the 15 chamber walls of intake antrum, make intake antrum 12, piston chamber 16 and filter chamber 14 form by 1 inner space of casing separation, can promote the utilization ratio of 1 inner space of casing to reduce 1 volume of casing.

As shown in fig. 5, in order to prevent the water from flowing backward, a first rubber sheet 41 corresponding to the first through hole 121a is fixed to the lower surface of the partition wall 121, and the first rubber sheet 41 is deformed by pressure to open the first through hole 121a in a state where the piston 2 is moved downward; in the upward movement state of the piston 2, the first rubber sheet 41 is returned to close the first through hole 121 a. A second rubber sheet 42 corresponding to the second through hole 121b is fixed to the upper surface of the partition wall 121, and the second rubber sheet 42 is deformed by pressure to open the second through hole 121b in the upward movement state of the piston 2; in the state where the piston 2 moves down, the second rubber blade 42 is restored to close the second through hole 121 b.

As shown in fig. 5, in order to avoid affecting the deformation of the first rubber sheet 41 while limiting the position of the filter element 3, the first rubber sheet 41 is arranged at the center of the top of the filter chamber 14, the filter element 3 comprises a central tube part 31 and a filter element main body 32 wrapped on the periphery of the central tube part 31, and two ends of the central tube part 31 protrude out of the filter element main body 32. The bottom of the filter chamber 14 is provided with a mounting hole 135 communicated with the water outlet 132, and the lower end of the central tube part 31 is hermetically inserted into the mounting hole 135, wherein the hermetic insertion in the embodiment is realized by arranging at least one sealing ring between the wall of the mounting hole 135 and the outer wall of the central tube part 31 (see fig. 5). A support member 5 is arranged between the filter element 3 and the partition wall 121, a mounting groove 51 for inserting the upper end of the central tube portion 31 is arranged at the bottom of the support member 5, and a surrounding wall 52 which is located at the periphery of the first rubber sheet 41 and is abutted against the lower surface of the partition wall 121 is arranged at the top of the support member 5. The filter element 3 is limited by the mounting hole 135 at the bottom of the filter cavity 14 and the mounting groove 51 at the bottom of the support piece 5, so that the filter element 3 is prevented from moving up and down; by arranging the surrounding wall 52 at the top of the supporting member 5 and located at the periphery of the first rubber sheet 41, the deformation of the first rubber sheet 41 caused by pressing the first rubber sheet 41 when the upper end of the central tube portion 31 directly abuts against the lower surface of the partition wall 121 is avoided, and the first through hole 121a is closed, so that water in the piston cavity 16 cannot enter the filter cavity 14. In order to prevent the surrounding wall 52 from blocking the water flowing out of the lower chamber 162 from entering the filter element 3, a notch 521 is provided on the surrounding wall 52, and a third through hole 53 is provided on the support 5 inside the surrounding wall 52.

In order to make the produced water reach the direct drinking water standard, as shown in fig. 5, the filter element 3 in this embodiment is a reverse osmosis filter element, the bottom wall of the filter chamber 14 is provided with a waste water outlet 133 and a flushing outlet 134, the waste water outlet 133 is provided with a waste water ratio valve 7, and the flushing outlet 134 is connected with a mechanical ball valve (not shown in the figure). For the convenience of production and assembly, as shown in fig. 1, the housing 1 includes a top plate 11, a bottom plate 13, and a cylinder 12 therebetween, and the top plate 11 and the cylinder 12, and the cylinder 12 and the bottom plate 13 are connected by a rib and slot structure. As shown in fig. 4-5, the water inlet 131, the water outlet 132, the waste water port 133, the flushing port 134 and the mounting hole 135 are all disposed on the bottom plate 13. In order to suspend the bottom plate 13, as shown in fig. 1, the water treatment device in this embodiment further includes a bracket 6, the bracket 6 in this embodiment is a triangular bracket, and the housing 1 is fixed on the bracket 6 by screws. The support 6 is provided with a connecting rod part 61, one end part of the handle 8 is hinged with the connecting rod part 61, and the middle part of the handle 8 is hinged with the upper end of the piston 2.

As shown in fig. 1 to 5, the working principle of the water treatment device in this embodiment is as follows: before use, a water pipe is connected to the water inlet 131 and is communicated to a water source. When the handle 8 is shaken upwards during water storage, the piston 2 moves upwards, raw water enters the water inlet cavity 15 from the water inlet 131, impacts the second rubber sheet 42 to deform the second rubber sheet 42 and open the second through hole 121b, at the moment, the first rubber sheet 41 is not deformed to enable the first through hole 121a to be in a closed state, and the raw water enters the lower cavity 162 of the piston cavity 16 to be stored; when the handle 8 is shaken downwards during water making, the piston 2 moves downwards, raw water stored in the lower chamber 162 is pressed downwards to enable water flow to impact the first rubber sheet 41, the first rubber sheet 41 is pressed to deform to open the first through hole 121a, at the moment, the second rubber sheet 42 is not deformed to enable the second through hole 121b to be in a closed state, the raw water enters the filter chamber 15 from the lower chamber 162 of the piston chamber 16 and then enters the filter element 3 through the notch 521 and the third through hole 53 to be filtered, the prepared purified water flows out from the water outlet 132, the wastewater flows out from the wastewater outlet 133, and the wastewater proportion valve 7 can be adjusted according to actual conditions so as to adjust the proportion of the purified water and the wastewater. When water is normally produced, the mechanical ball valve is closed (not shown). And after the water making is finished, opening the mechanical ball valve, shaking the remote sensing, and washing the filter element (not shown in the figure). The suction and storage of raw water and the pressing and filtration of the raw water are realized by repeatedly shaking the handle up and down, so that the water treatment device can continuously utilize water sources to produce clean drinking water.

Example 2

This example differs from example 1 in that: the filter element 3 in this embodiment is an ultrafiltration filter element. A crank-link mechanism is arranged between the handle 8 and the upper end of the piston rod 21. The crank-connecting rod mechanism drives the piston 2 to move up and down by rotating the handle 8.

Example 3

This example differs from example 1 in that: the filter element 3 in this embodiment is a nanofiltration filter element. A cam-link mechanism is arranged between the handle 8 and the upper end of the piston rod 21. The cam-link mechanism drives the piston 2 to move up and down by rotating the handle 8.

Example 4

This example differs from example 1 in that: a gear rack transmission mechanism is arranged between the handle 8 and the piston rod 21. The gear rack transmission drives the piston 2 to move up and down by rotating the handle 8.

Example 5

This example differs from example 1 in that: the driving piece is a motor, the motor is powered by a built-in storage battery or an external storage battery, and an output shaft of the motor is connected with a speed reducing mechanism. Specifically, the input end of the speed reduction mechanism is communicated with the output shaft of the motor, and the output end of the speed reduction mechanism is connected with the piston rod 21.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be arranged in different orientations, these directional terms are for illustrative purposes only and should not be construed as limiting, and for example, "upper" and "lower" are not necessarily limited to orientations opposite or consistent with the direction of gravity.

The term "fluid communication" as used herein refers to a spatial relationship between two components or portions (hereinafter collectively referred to as a first portion and a second portion), i.e., a fluid (gas, liquid or a mixture of both) can flow along a flow path from the first portion or/and be transported to the second portion, and may be directly communicated between the first portion and the second portion, or indirectly communicated between the first portion and the second portion via at least one third member, which may be a fluid passage such as a pipe, a channel, a duct, a flow guide, a hole, a groove, or a chamber allowing the fluid to flow therethrough, or a combination thereof.

Claims (10)

1. A water treatment device comprising:

the shell (1) is internally provided with a piston cavity (16) and a filter cavity (14) from top to bottom in sequence, and is provided with a water inlet (131) and a water outlet (132) which are respectively communicated with the piston cavity (16) and the filter cavity (14) in a fluid manner;

the piston (2) can be matched in the piston cavity (16) in a vertically sliding way;

the lower end of the piston rod (21) is connected to the piston (2), and the upper end of the piston rod upwards penetrates out of the shell (1);

the driving piece is positioned outside the shell (1) and is in transmission connection with the upper end of the piston rod (21);

a filter element (3) accommodated in said filter chamber (14);

it is characterized in that the preparation method is characterized in that,

said piston chamber (16) being divided into an upper chamber (161) and a lower chamber (162) by said piston (2), said water inlet (131) being in fluid communication with said lower chamber (162); the lower chamber (162) of the piston cavity (16) is separated from the filter cavity (14) by a partition wall (121), and the partition wall (121) is provided with a first through hole (121a) for communicating the lower chamber (162) with the filter cavity (14).

2. The water treatment device according to claim 1, wherein a water inlet cavity (15) is arranged below the partition wall (121) and positioned at the periphery of the filter cavity (14), the water inlet cavity (15) is arranged adjacent to the lower cavity (162) and the filter cavity (14), a second through hole (121b) for communicating the lower cavity (162) with the water inlet cavity (15) is further formed in the partition wall (121), and the water inlet (131) is formed in the wall of the water inlet cavity (15).

3. The water treatment device according to claim 2, wherein a first rubber sheet (41) corresponding to the first through hole (121a) is fixed to a lower surface of the partition wall (121), and the first rubber sheet (41) is deformed to open the first through hole (121a) in a state where the piston (2) is moved down; when the piston (2) moves upwards, the first rubber sheet (41) resets to close the first through hole (121 a);

and/or, a second rubber sheet (42) corresponding to the second through hole (121b) is fixed on the upper surface of the partition wall (121), and when the piston (2) moves upwards, the second rubber sheet (42) deforms to open the second through hole (121 b); when the piston (2) moves downwards, the second rubber sheet (42) resets to close the second through hole (121 b).

4. A water treatment device according to claim 3, wherein said first rubber sheet (41) is provided at the top center of said filter chamber (14), said filter element (3) comprises a central tube portion (31) and a filter element main body (32) wrapped around the periphery of said central tube portion (31), and both ends of said central tube portion (31) protrude from said filter element main body (32); the bottom of the filter cavity (14) is provided with a mounting hole (135) communicated with the water outlet (132), and the lower end of the central pipe part (31) is hermetically inserted in the mounting hole (135); the filter core (3) with between partition wall (121) be equipped with support piece (5), the bottom of support piece (5) is equipped with the confession the upper end of center tube portion (31) is inserted and is established mounting groove (51), the top of support piece (5) is equipped with and is located the periphery of first sheet rubber (41) and with partition wall (121) offseting leg (52).

5. A water treatment device according to claim 4, characterized in that the surrounding wall (52) is provided with a notch (521), and the support member (5) is provided with a third through hole (53) located at the inner side of the surrounding wall (52).

6. The water treatment device according to claim 1, wherein the housing (1) comprises a top plate (11), a bottom plate (13) and a cylinder (12) therebetween, and the water inlet (131) and the water outlet (132) are both arranged on the bottom plate (13).

7. A water treatment device according to claim 6, characterized by further comprising a bracket (6), wherein said housing (1) is fixed to said bracket (6).

8. The water treatment device as claimed in claim 7, wherein a connecting rod part (61) is arranged on the bracket (6), the driving part is a handle (8), one end part of the handle (8) is hinged with the connecting rod part (61), and the middle part of the handle (8) is hinged with the upper end of the piston rod (21).

9. The water treatment device according to any one of claims 1 to 7, wherein the driving member is a motor powered by a storage battery, and an output shaft of the motor is connected with a speed reduction mechanism.

10. A water treatment device according to any one of claims 1 to 8, characterized in that the filter element (3) is one or a combination of the following: the filter comprises a nanofiltration filter element, an ultrafiltration filter element or a reverse osmosis filter element, wherein a waste water port (133) and a flushing port (134) are arranged on the bottom wall of a filter cavity (14), a waste water ratio valve device (7) is arranged in the waste water port (133), and the flushing port (134) is connected with a mechanical ball valve.

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