Pretreatment purification equipment for pipeline direct drinking water

Abstract

The utility model relates to the technical field of water treatment equipment, and discloses pretreatment purification equipment for pipeline direct drinking water, which comprises a base, a water outlet is fixedly mounted on the side surface of the base, a shell is rotatably connected above the base, a filter bottom plate is fixedly mounted at the bottom of the shell, and a water inlet is formed in the filter bottom plate. A first stainless steel filter screen is fixedly mounted in the shell, and two second stainless steel filter screens are fixedly mounted in the first stainless steel filter screen. According to the utility model, the filter bottom plate is arranged, the shell is fixed above the base through the engagement of the lower part of the shell and the threads, the shell, the activated carbon filter material, the stainless steel filter screen I and the fixed screw rod are fixedly arranged above the filter bottom plate, and the sealing plate is arranged above the shell; and the fixed screw rod is rotated to move downwards until the fixed screw rod is meshed with the filtering bottom plate, so that parts which are originally connected externally can be integrated, and the occupied area is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of water treatment equipment, and more specifically, to a pre-treatment purification device for pipeline direct drinking water. Background Art

[0002] The piped drinking water system uses the central water purification process to deeply treat the tap water. The water quality meets the user's drinking and national requirements, and is transported to the water point through an independent pipe network for users to drink. At present, the central water purification process mainly treats the tap water deeply, among which the pre-treatment purification equipment plays a vital role as the first barrier to water production. The main measures of the pre-treatment purification equipment of the piped drinking water central water purifier on the market are to use pp cotton, quartz sand, activated carbon, etc. to remove impurities, SS, residual chlorine, and some organic matter in the water.

[0003] At present, when pre-treatment and purification equipment for direct drinking water in pipes is used for preliminary filtration of water, most of them adopt split pre-treatment devices, which are equipped with pre-filter, activated carbon filter and PP cotton filter respectively, and are connected by pipes. The whole device has many external connection parts, complex installation, high probability of water leakage, large space occupation and high cost. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a pre-treatment purification device for pipeline direct drinking water, which has the advantages of integrated external connection parts, small space occupation and easy installation.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a pre-treatment purification device for direct drinking water from a pipeline, comprising a base, a water outlet is fixedly installed on the side of the base, a shell is rotatably connected above the base, a filter bottom plate is fixedly installed on the bottom of the shell, a stainless steel filter screen 1 is fixedly installed inside the shell, two stainless steel filter screens 2 are fixedly installed inside the stainless steel filter screen 1, and activated carbon filter material is provided in the middle of the two stainless steel filter screens 2, the inner stainless steel filter screen 2 is installed on the inner side of the outer stainless steel filter screen 2, a fixing screw is rotatably installed inside the inner stainless steel filter screen 2, a fixing bolt is fixedly installed on the top of the fixing screw, a PP cotton filter screen is fixedly installed in the middle of the stainless steel filter screen 2, a sealing plate is fixedly installed on the top of the stainless steel filter screen 1, a sealing cap is fixedly installed on the top of the shell, a stainless steel clamp is fixedly installed on the outside of the bottom of the sealing cap, a pressure gauge is meshed on the top of the sealing cap, an exhaust valve is fixedly installed below the pressure gauge, and a water inlet is fixedly installed on the top of the shell.

[0006] As a preferred technical solution of the utility model, the side wall inside the base is provided with threads, and a turntable is fixedly installed on the bottom of the base.

[0007] As a preferred technical solution of the utility model, the fixing screw rod passes through the sealing plate and is connected to the lower part of the fixing bolt.

[0008] As a preferred technical solution of the utility model, a piston is fixedly installed in the middle of the filter bottom plate, and the piston is in contact with the inner side of the PP cotton filter.

[0009] As a preferred technical solution of the utility model, the right sides of the water outlet and the water inlet are threaded.

[0010] As a preferred technical solution of the present invention, the bottom of the shell is threaded and meshes with the threads inside the base.

[0011] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0012] 1. The utility model sets a filter bottom plate, and fixes the shell on the top of the base through the meshing of the bottom of the shell with the thread. Since the shell, activated carbon filter material, stainless steel filter screen and fixing screw are fixedly installed on the top of the filter bottom plate, the sealing plate is installed on the top of the shell. By rotating the fixing screw to move downward until it meshes with the filter bottom plate, the parts originally connected externally can be integrated into one, thereby reducing the occupied area.

[0013] 2. The utility model sets a fixing screw, and by rotating the fixing screw to move upward, the fixing screw is separated from the filter bottom plate and the sealing plate is separated from the stainless steel filter screen. The base and the filter bottom plate are removed by rotating the turntable through engagement with the bottom of the shell, so that the PP cotton inside the PP cotton filter screen is replaced, and the activated carbon filter material in the middle of the stainless steel filter screen is directly poured out and replaced. The interior of the box can also be directly washed with high pressure, and the installation space and maintenance costs are greatly reduced. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a structural cross-sectional view of a stainless steel filter screen of the utility model;

[0016] Figure 3 This is a cross-sectional view of the shell structure of the utility model;

[0017] Figure 4 This is a schematic diagram of the fixed screw structure of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the filter bottom plate of the utility model.

[0019] In the figure: 1. Base; 2. Water outlet; 3. Filter bottom plate; 4. Outer shell; 5. Activated carbon filter material; 6. Stainless steel filter screen 1; 7. Fixing screw; 8. PP cotton filter screen; 9. Fixing bolt; 10. Sealing plate; 11. Sealing cap; 12. Stainless steel clamp; 13. Exhaust valve; 14. Pressure gauge; 15. Water inlet; 16. Thread; 17. Turntable; 18. Stainless steel filter screen 2; 19. Piston. DETAILED DESCRIPTION

[0020] 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.

[0021] like Figures 1 to 5 As shown, the utility model provides a pre-treatment purification device for direct drinking water from a pipeline, including a base 1, a water outlet 2 is fixedly installed on the side of the base 1, a shell 4 is rotatably connected to the top of the base 1, a filter bottom plate 3 is fixedly installed on the bottom of the shell 4, a stainless steel filter screen 1 6 is fixedly installed inside the shell 4, two stainless steel filter screens 2 18 are fixedly installed inside the stainless steel filter screen 1 6, an activated carbon filter material 5 is arranged in the middle of the two stainless steel filter screens 2 18, the inner stainless steel filter screen 2 18 is installed inside the outer stainless steel filter screen 2 18, and the inner stainless steel filter screen 2 A fixing screw 7 is rotatably installed inside the net 2 18, a fixing bolt 9 is fixedly installed on the top of the fixing screw 7, a PP cotton filter 8 is fixedly installed in the middle part of the stainless steel filter screen 2 18, a sealing plate 10 is fixedly installed on the top of the stainless steel filter screen 1 6, a sealing cap 11 is fixedly installed on the top of the outer shell 4, a stainless steel clamp 12 is fixedly installed on the outer side of the bottom of the sealing cap 11, a pressure gauge 14 is meshed on the top of the sealing cap 11, an exhaust valve 13 is fixedly installed below the pressure gauge 14, and a water inlet 15 is fixedly installed on the top of the outer shell 4.

[0022] By setting the filter bottom plate 3, the shell 4 is fixed on the top of the base 1 through the engagement of the lower side of the shell 4 with the thread 16. Since the shell 4, the activated carbon filter material 5, the stainless steel filter screen 6 and the fixing screw 7 are fixedly installed on the top of the filter bottom plate 3, the sealing plate 10 is installed on the top of the shell 4. By rotating the fixing screw 7 downward until it engages with the filter bottom plate 3, the parts originally connected externally can be integrated into one, thereby reducing the occupied area.

[0023] The inner side wall of the base 1 is provided with a thread 16, and a turntable 17 is fixedly installed at the bottom of the base 1;

[0024] By setting a fixing screw 7, the fixing screw 7 is rotated to move upward to separate it from the filter bottom plate 3, and the sealing plate 10 is separated from the stainless steel filter screen 6. The base 1 and the filter bottom plate 3 are removed by rotating the turntable 17 through engagement with the bottom of the shell 4, so that the PP cotton inside the PP cotton filter screen 8 is replaced, and the activated carbon filter material 5 in the middle of the stainless steel filter screen 18 can be directly poured out and replaced. The interior of the box can also be directly high-pressure washed, and the installation space and maintenance costs are greatly reduced.

[0025] The fixing screw 7 penetrates the sealing plate 10 and is connected to the bottom of the fixing bolt 9;

[0026] By arranging the fixing screw 7 to penetrate the sealing plate 10 and be connected to the lower side of the fixing bolt 9 , the fixing screw 7 can be driven to rotate by rotating the fixing bolt 9 .

[0027] Among them, a piston 19 is fixedly installed in the middle of the filter bottom plate 3, and the piston 19 is in contact with the inner side of the PP cotton filter screen 8;

[0028] By setting a piston 19 fixedly installed in the middle of the filter bottom plate 3, and the piston 19 contacts the inner side of the PP cotton filter screen 8, the filter bottom plate 3 can be fixed to the bottom of the shell 4, and the piston 19 is inserted into the bottom of the PP cotton filter screen 8.

[0029] Among them, the right side of the water outlet 2 and the water inlet 15 is threaded;

[0030] By setting the right sides of the water outlet 2 and the water inlet 15 to be threaded, the water outlet 2 and the water inlet 15 can be connected to the water pipe through the thread.

[0031] The bottom of the housing 4 is threaded and meshes with the threads 16 inside the base 1 .

[0032] By setting the bottom of the shell 4 to be threaded and meshing with the threads 16 inside the base 1 , the base 1 can be rotated by rotating the turntable 17 and fixed to the shell 4 through meshing.

[0033] The working principle and use process of this utility model:

[0034] A filter bottom plate 3 is provided, and the shell 4 is fixed on the top of the base 1 through the engagement of the lower side of the shell 4 with the thread 16. Since the shell 4, the activated carbon filter material 5, the stainless steel filter screen 6 and the fixing screw 7 are fixedly installed on the top of the filter bottom plate 3, the sealing plate 10 is installed on the top of the shell 4. By rotating the fixing screw 7 downward until it engages with the filter bottom plate 3, the parts originally connected externally can be integrated into one, thereby reducing the occupied area.

[0035] Connect the water source to the water inlet 15, and the water flows through the water inlet 15 to the outer shell 4 for filtration and purification. First, it enters the outer stainless steel filter 18 for preliminary filtration, and then the water flows through the activated carbon filter material 5 for activated carbon adsorption and purification, and then passes through the inner stainless steel filter 18, and finally passes through the PP cotton filter 8 precision filtration area. The purified water flows out through the water outlet 2. The top of the stainless steel filter 6 is covered with a stainless steel clamp 12 plus a sealing ring design, which is stable and reliable. A pressure gauge 14 is set on the top to observe the pressure at any time, and an exhaust valve 13 is set to facilitate the removal of air.

[0036] The fixing screw 7 is rotated to move upward to separate it from the filter bottom plate 3, and the sealing plate 10 is separated from the stainless steel filter screen 6. The base 1 and the filter bottom plate 3 are removed by rotating the turntable 17 through engagement with the bottom of the shell 4, so as to replace the PP cotton inside the PP cotton filter screen 8, and the activated carbon filter material 5 in the middle of the stainless steel filter screen 18 can be directly poured out and replaced. The interior of the box can also be directly high-pressure washed, and the installation space and maintenance costs are greatly reduced.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A pre-treatment and purification device for direct drinking water from a pipeline, comprising a base (1), characterized in that: A water outlet (2) is fixedly mounted on the side of the base (1); a housing (4) is rotatably connected to the top of the base (1); a filter bottom plate (3) is fixedly mounted on the bottom of the housing (4); a stainless steel filter screen 1 (6) is fixedly mounted inside the housing (4); two stainless steel filter screens 2 (18) are fixedly mounted inside the stainless steel filter screen 1 (6); activated carbon filter material (5) is disposed in the middle of the two stainless steel filter screens 2 (18); the inner stainless steel filter screen 2 (18) is mounted on the inner side of the outer stainless steel filter screen 2 (18); a fixing screw (5) is rotatably mounted inside the inner stainless steel filter screen 2 (18) 7), a fixing bolt (9) is fixedly installed on the top of the fixing screw (7), a PP cotton filter (8) is fixedly installed in the middle of the interior of the stainless steel filter screen 2 (18), a sealing plate (10) is fixedly installed on the top of the stainless steel filter screen 1 (6), a sealing cap (11) is fixedly installed on the top of the housing (4), a stainless steel clamp (12) is fixedly installed on the outer side of the bottom of the sealing cap (11), a pressure gauge (14) is meshed on the top of the sealing cap (11), an exhaust valve (13) is fixedly installed below the pressure gauge (14), and a water inlet (15) is fixedly installed on the top of the housing (4).

2. The pre-treatment purification equipment for direct drinking water from a pipeline according to claim 1 is characterized by: The inner side wall of the base (1) is provided with a thread (16), and a rotating disk (17) is fixedly mounted on the bottom of the base (1).

3. The pre-treatment purification equipment for direct drinking water from a pipeline according to claim 1 is characterized by: The fixing screw rod (7) passes through the sealing plate (10) and is connected to the lower part of the fixing bolt (9).

4. The pre-treatment purification equipment for direct drinking water from a pipeline according to claim 1 is characterized by: A piston (19) is fixedly mounted in the middle of the filter bottom plate (3), and the piston (19) is in contact with the inner side of the PP cotton filter screen (8).

5. The pre-treatment purification equipment for direct drinking water from a pipeline according to claim 1 is characterized by: The right sides of the water outlet (2) and the water inlet (15) are threaded.

6. The pre-treatment purification equipment for direct drinking water from a pipeline according to claim 1 is characterized by: The bottom of the housing (4) is threaded and meshes with the threads (16) inside the base (1).

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