Water purifying device with reverse osmosis function

Abstract

The utility model relates to the field of water purification devices, and discloses a water purification device with a reverse osmosis function, which comprises a shell, a fixed pipe is fixedly connected to the outer wall of the shell, a reverse osmosis membrane filter element is arranged on the inner wall of the shell, a connecting block is fixedly connected to the outer wall of the fixed pipe, and the reverse osmosis membrane filter element is arranged on the outer wall of the connecting block. A connecting pipe is fixedly connected to the end, away from the fixing pipe, of the connecting block, a dredging mechanism is arranged on the inner wall of the fixing pipe, a filter screen is fixedly connected to the inner wall of the connecting pipe, a positioning mechanism is arranged on the outer wall of the connecting pipe, and a positioning block is fixedly connected to the end, away from the connecting spring, of the U-shaped rod; the inner wall of the top end of the movable ring is elastically connected with a wedge block through a reset spring. According to the utility model, when the connecting pipe is connected with an external pipeline, the two groups of flanges can be aligned, connected and fixed through the movement of the movable ring, so that a worker can conveniently install a swivel bolt, and the operation is more convenient and quicker.

Description

Technical Field

[0001] The utility model relates to the field of water purification devices, in particular to a water purification device with a reverse osmosis function. Background Art

[0002] A water purification device with reverse osmosis (RO) function is a highly efficient water treatment equipment that can effectively remove most soluble solids, organic matter, bacteria, viruses and other impurities in water to provide clean and safe drinking water.

[0003] However, when the existing water purification devices are connected to the water source, most of them fix the two sets of flanges by bolts. However, during installation, the staff needs to manually lift the pipe to align the two sets of flanges and rotate the bolts for installation, which is troublesome and inconvenient during installation. When the tap water is transported, the particles in the tap water cannot be filtered, resulting in the particles in the tap water entering the reverse osmosis membrane filter element, which may cause clogging of the micropores of the reverse osmosis membrane, reducing the water passage rate, and may cause wear or rupture of the membrane surface. Therefore, a water purification device with reverse osmosis function is proposed to solve the above problems. Utility Model Content

[0004] In order to remedy the above deficiencies, the utility model provides a water purification device with reverse osmosis function, aiming to improve the problem in the prior art that the pipe is manually lifted to align two sets of flanges and the bolts are rotated for installation, which is troublesome and inconvenient during installation.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a water purification device with reverse osmosis function, comprising a shell, the outer wall of the shell is fixedly connected to a fixed tube, the inner wall of the shell is provided with a reverse osmosis membrane filter element, the outer wall of the fixed tube is fixedly connected to a connecting block, the end of the connecting block away from the fixed tube is fixedly connected to the connecting tube, the inner wall of the fixed tube is provided with a dredging mechanism, the inner wall of the connecting tube is fixedly connected to a filter screen, the outer wall of the connecting tube is provided with a positioning mechanism, the positioning mechanism comprises a moving ring, both sides of the outer wall of the moving ring are elastically connected with U-shaped rods through connecting springs, the end of the U-shaped rod away from the connecting spring is fixedly connected with a positioning block, and the inner wall of the top of the moving ring is elastically connected with a wedge block through a reset spring.

[0006] As a further description of the above technical solution:

[0007] The dredging mechanism comprises a rotating ring, the inner wall of the rotating ring is fixedly connected with a connecting rod, the surface of the connecting rod is fixedly connected with a fixing block, and the inner wall of the fixing block is elastically connected with a dredging ball via a limiting spring.

[0008] As a further description of the above technical solution:

[0009] The moving ring is slidably connected to the outer wall of the connecting pipe, one end of the connecting spring is fixedly connected to the outer walls on both sides of the moving ring, and the other end of the connecting spring is fixedly connected to the inner wall of the U-shaped rod.

[0010] As a further description of the above technical solution:

[0011] The U-shaped rod is slidably connected to the outer walls on both sides of the moving ring, one end of the return spring is fixedly connected to the surface of the wedge block, and the other end of the return spring is fixedly connected to the inner wall of the top end of the moving ring.

[0012] As a further description of the above technical solution:

[0013] The wedge block penetrates and is slidably connected to the inner wall of the top end of the moving ring. The inner wall of the top end of the connecting pipe is provided with a plurality of groups of slots. The bottom end of the outer wall of the wedge block is engaged with the inner wall of the slot.

[0014] As a further description of the above technical solution:

[0015] The left side of the rotating ring is rotatably connected to the inner wall of the fixed pipe, and the right side of the rotating ring is rotatably connected to the inner wall of the connecting pipe.

[0016] As a further description of the above technical solution:

[0017] One end of the limit spring is fixedly connected to the inner wall of the fixed block, and the other end of the limit spring is fixedly connected to the bottom end of the outer wall of the dredging ball.

[0018] As a further description of the above technical solution:

[0019] The dredging ball is slidably connected to the inner wall of the fixed block, and a plurality of filter holes are provided on the surface of the filter net. The top of the outer wall of the dredging ball contacts the inner wall of the filter hole.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, by providing a positioning mechanism, when the connecting pipe is connected to the external pipe, the two sets of flanges can be aligned, connected and fixed by moving the moving ring, so that it is convenient for the staff to install the rotating bolts, and the operation is more convenient and quick.

[0022] 2. In the utility model, by providing a filter net and a dredging mechanism, when filtering tap water, impurities in the tap water can be filtered through the filter net, thereby avoiding damage to the reverse osmosis membrane filter element. At the same time, the filter holes of the filter net can be dredged by the dredging ball, thereby avoiding blockage and inability to filter and transport water. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 This is a schematic diagram of the overall three-dimensional structure of a water purification device with reverse osmosis function proposed by the utility model;

[0024] Figure 2 This is a schematic diagram of a partial cross-sectional structure of a shell of a water purification device with reverse osmosis function proposed by the utility model;

[0025] Figure 3 This is a partial cross-sectional structural diagram of a fixed pipe, a connecting pipe and a movable ring of a water purification device with reverse osmosis function proposed by the utility model;

[0026] Figure 4 The utility model provides a water purification device with reverse osmosis function. Figure 3 A schematic diagram of the enlarged structure of part A.

[0027] Legend:

[0028] 1. Shell; 2. Fixed pipe; 3. Clearing mechanism; 31. Rotating ring; 32. Connecting rod; 33. Fixed block; 34. Limit spring; 35. Clearing ball; 4. Connecting pipe; 5. Positioning mechanism; 51. Moving ring; 52. Reset spring; 53. Wedge block; 54. Connecting spring; 55. U-shaped rod; 56. Positioning block; 6. Reverse osmosis membrane filter element; 7. Connecting block; 8. Filter net. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-Figure 3, the utility model provides an embodiment: a water purification device with reverse osmosis function, including a shell 1, the shell 1 is a prior art, which is the exterior of the existing water purifier, and a water outlet is arranged on the right side, the outer wall of the shell 1 is fixedly connected with a fixed pipe 2, the inner wall of the shell 1 is provided with a reverse osmosis membrane filter element 6, the reverse osmosis membrane filter element 6 is a prior art, mainly used for filtering impurities, dissolved substances and microorganisms in water, usually a semipermeable membrane, the outer wall of the fixed pipe 2 is fixedly connected with a connecting block 7, the end of the connecting block 7 away from the fixed pipe 2 is fixedly connected with a connecting pipe 4, by providing the connecting block 7, the connecting pipe 4 and the fixed pipe 2 can be connected and fixed, and the connecting block 7 is provided with three groups, distributed on the left and right sides and the lower end, the inner wall of the fixed pipe 2 is provided with a dredging mechanism 3, the inner wall of the connecting pipe 4 is fixedly connected with a filter screen 8, by providing the filter screen 8, the internal water inside the connecting pipe 4 that needs to enter the shell 1 can be coarsely filtered to filter some hard block impurities, thereby avoiding damage to the reverse osmosis membrane filter element 6.

[0031] Reference Figure 2-Figure 3 The outer wall of the connecting pipe 4 is provided with a positioning mechanism 5, and the positioning mechanism 5 includes a moving ring 51, which is slidably connected to the outer wall of the connecting pipe 4. A guide groove is provided at the top of the connecting pipe 4, and a protrusion that fits the guide groove of the connecting pipe 4 is provided on the side wall of the top of the moving ring 51, so that the moving ring 51 can only move back and forth on its inner wall and cannot be separated from its inner wall. One end of the connecting spring 54 is fixedly connected to the outer walls on both sides of the moving ring 51, and the other end of the connecting spring 54 is fixedly connected to the inner wall of the U-shaped rod 55. The function of the connecting spring 54 is that when the inclined surface of the positioning block 56 is squeezed by the outer wall of the connecting flange, the U-shaped rod 55 will be driven to move synchronously with it, and after the contact is cancelled, the U-shaped rod 55 and the positioning block 56 are reset by the connecting spring 54.

[0032] Reference Figure 2-Figure 3The two sides of the outer wall of the moving ring 51 are elastically connected with U-shaped rods 55 through connecting springs 54. The end of the U-shaped rod 55 away from the connecting spring 54 is fixedly connected with a positioning block 56. The inner side wall of the positioning block 56 is provided with an inclined surface, which contacts the connecting flange through the inclined surface, thereby squeezing the positioning block 56 to drive the U-shaped rod 55 to move outward on the outer wall of the moving ring 51. The inner wall of the top of the moving ring 51 is elastically connected with a wedge 53 through a reset spring 52. The U-shaped rod 55 is slidably connected to the outer walls on both sides of the moving ring 51. The reset spring 52 One end is fixedly connected to the surface of the wedge block 53, and the other end of the return spring 52 is fixedly connected to the inner wall at the top of the moving ring 51. The function of the return spring 52 is to automatically reset the positioning block 56 after it is squeezed and moved. The wedge block 53 passes through and is slidably connected to the inner wall at the top of the moving ring 51. The inner wall at the top of the connecting tube 4 is provided with multiple sets of grooves. The bottom end of the outer wall of the wedge block 53 is engaged with the inner wall of the groove. The engagement between the two fixes the moving ring 51 at multiple positions where it slides at the top of the outer wall of the connecting tube 4.

[0033] Reference Figure 3-Figure 4 The dredging mechanism 3 includes a rotating ring 31, the left side of the rotating ring 31 is rotatably connected to the inner wall of the fixed tube 2, the right side of the rotating ring 31 is rotatably connected to the inner wall of the connecting tube 4, a protrusion is arranged on the top of the outer wall of the rotating ring 31, and the rotating ring 31 can be driven to rotate on the inner walls of the fixed tube 2 and the connecting tube 4 through the protrusion, the inner wall of the rotating ring 31 is fixedly connected to a connecting rod 32, the surface of the connecting rod 32 is fixedly connected to a fixed block 33, the inner wall of the fixed block 33 is elastically connected to a dredging ball 35 through a limit spring 34, and one end of the limit spring 34 is fixedly connected to It is connected to the inner wall of the fixed block 33, and the other end of the limit spring 34 is fixedly connected to the bottom end of the outer wall of the clearing ball 35. The setting of the limit spring 34 can automatically reset the clearing ball 35 after it is squeezed and moved. The clearing ball 35 is slidably connected to the inner wall of the fixed block 33. A plurality of groups of filter holes are provided on the surface of the filter net 8. The top of the outer wall of the clearing ball 35 contacts the inner wall of the filter hole. The contact between the two allows the clearing ball 35 to clear the inner wall of the filter net 8, thereby avoiding blockage of the filter hole and making it impossible to transport water.

[0034] Working principle: When filtering water, first connect the flange at the connecting pipe 4 with the flange at the external pipe, and make the external flange contact with the inclined surface of the positioning block 56, so as to squeeze the two groups of positioning blocks 56 to drive the U-shaped rod 55 to move outward on both sides of the movable ring 51, and let the connecting spring 54 be elastically stretched until the two groups of positioning blocks 56 contact the outer wall of the external pipe. At this time, the movable ring 51 can be directly pushed to move at the top of the connecting pipe 4, thereby driving the two groups of U-shaped rods 55 to move synchronously with it, so as to contact the outer wall of the flange of the external pipe, so that the connecting flanges of the two groups of pipes fit each other, which is convenient for the staff to install the rotating bolts.

[0035] At the same time, when the filter screen 8 filters the water inside the connecting pipe 4 and its filter holes are blocked by impurities, the rotating ring 31 can be rotated to rotate on the inner walls of the fixed pipe 2 and the connecting pipe 4, thereby driving the connecting rod 32 and the fixed block 33 to rotate synchronously, so that the dredging ball 35 will be separated from the filter holes at the current position of the filter screen 8 and squeezed by its inner wall, so that it can move on the inner wall of the fixed block 33 and the limit spring 34 can be elastically compressed until the next group of filter holes is reached. The dredging ball 35 will be elastically acted upon by the limit spring 34 to restore it to its initial position, thereby dredging the next group of filter holes.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A water purification device with reverse osmosis function, comprising a housing (1), characterized in that: The outer wall of the shell (1) is fixedly connected to a fixed pipe (2), the inner wall of the shell (1) is provided with a reverse osmosis membrane filter element (6), the outer wall of the fixed pipe (2) is fixedly connected to a connecting block (7), the end of the connecting block (7) away from the fixed pipe (2) is fixedly connected to a connecting pipe (4), the inner wall of the fixed pipe (2) is provided with a dredging mechanism (3), the inner wall of the connecting pipe (4) is fixedly connected to a filter screen (8), and the outer wall of the connecting pipe (4) is provided with a positioning mechanism (5), and the positioning mechanism (5) comprises a moving ring (51); Both sides of the outer wall of the movable ring (51) are elastically connected to U-shaped rods (55) via connecting springs (54); one end of the U-shaped rod (55) away from the connecting spring (54) is fixedly connected to a positioning block (56); and the inner wall at the top of the movable ring (51) is elastically connected to a wedge block (53) via a return spring (52).

2. A water purification device with reverse osmosis function according to claim 1, characterized in that: The dredging mechanism (3) comprises a rotating ring (31), the inner wall of the rotating ring (31) is fixedly connected to a connecting rod (32), the surface of the connecting rod (32) is fixedly connected to a fixing block (33), and the inner wall of the fixing block (33) is elastically connected to a dredging ball (35) via a limit spring (34).

3. A water purification device with reverse osmosis function according to claim 1, characterized in that: The movable ring (51) is slidably connected to the outer wall of the connecting tube (4), one end of the connecting spring (54) is fixedly connected to the outer walls on both sides of the movable ring (51), and the other end of the connecting spring (54) is fixedly connected to the inner wall of the U-shaped rod (55).

4. A water purification device with reverse osmosis function according to claim 1, characterized in that: The U-shaped rod (55) is slidably connected to the outer walls on both sides of the moving ring (51), one end of the return spring (52) is fixedly connected to the surface of the wedge block (53), and the other end of the return spring (52) is fixedly connected to the inner wall at the top of the moving ring (51).

5. A water purification device with reverse osmosis function according to claim 1, characterized in that: The wedge block (53) penetrates through and is slidably connected to the inner wall of the top end of the moving ring (51); the inner wall of the top end of the connecting tube (4) is provided with a plurality of groups of slots; the bottom end of the outer wall of the wedge block (53) is snap-fitted to the inner wall of the slot.

6. A water purification device with reverse osmosis function according to claim 2, characterized in that: The left side of the rotating ring (31) is rotatably connected to the inner wall of the fixed tube (2), and the right side of the rotating ring (31) is rotatably connected to the inner wall of the connecting tube (4).

7. A water purification device with reverse osmosis function according to claim 2, characterized in that: One end of the limit spring (34) is fixedly connected to the inner wall of the fixed block (33), and the other end of the limit spring (34) is fixedly connected to the bottom end of the outer wall of the dredging ball (35).

8. A water purification device with reverse osmosis function according to claim 2, characterized in that: The dredging ball (35) is slidably connected to the inner wall of the fixed block (33), and a plurality of filter holes are provided on the surface of the filter net (8), and the top of the outer wall of the dredging ball (35) is in contact with the inner wall of the filter hole.

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