CN215516925U - Electroless whole-house water purification system - Google Patents

Abstract

The utility model discloses an electroless whole-house water purification system which comprises a pre-filter and a second water purifier, wherein a water softener and a first water purifier are arranged between the pre-filter and the second water purifier, the pre-filter, the water softener, the first water purifier and the second water purifier are sequentially communicated through pipe fittings, a raw water inlet channel is formed in the pre-filter, a filtering structure for coarse filtering is arranged in the pre-filter, a softening structure for softening a water body is arranged in the water softener, a pressurizing structure for pressurizing after the water body is purified is arranged in the first water purifier, and a multi-stage purification structure which is convenient to disassemble and assemble is arranged in the second water purifier. According to the utility model, the flow of the water body to the multi-stage purification structure in the second water purifier can be accelerated through the pressurization structure, and the purification is accelerated, so that the water purification efficiency and the working stability of the water purification system are improved by supplementing the two structures.

Description

Electroless whole-house water purification system

Technical Field

The utility model belongs to the technical field of water purification systems, and relates to an electroless whole-house water purification system.

Background

A household full-house water purification system is a tap water purification system used in a family, and is a water purification scheme which is required by high-quality water. Generally contain leading filter, central purifier, central water softener, end straight drink quick-witted constitution, the purification of water, water purification system pass through corresponding filtering material, according to different final water demands to physics or chemical mode, get rid of the process of iron rust, silt, chlorine residue, organic matter, harmful heavy metal ion, bacterium, virus etc. in the aquatic.

When the existing all-house water purification system is used, all the components are combined and installed simply, the water quality is improved singly by utilizing the characteristics of all the components, and linkage is lacked among the single components, so that the problems of unstable pressure, low water purification efficiency and the like exist in the whole water purification process of the water purification system.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems and provides an electroless whole-house water purification system which is reasonable in structure and high in working stability.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an electroless whole room water purification system, includes leading filter and second water purifier, leading filter and second water purifier between be provided with water softener and first water purifier, leading filter, water softener, first water purifier and second water purifier between communicate through the pipe fitting in proper order, the raw water inlet passage has been seted up on the leading filter, is provided with the filtration that is used for coarse filtration in the leading filter, the water softener in be provided with and be used for the softened structure of water, first water purifier in be provided with the pressure boost structure that is used for water purification back pressure boost, the second water purifier in be provided with the multistage purification structure of making things convenient for the dismouting.

In foretell electroless whole room water purification system, filtration including set up the filter frame in leading filter, the filter frame on distribute and have a plurality of first filtration pores, sealing connection between the upper and lower tip of filter frame and the leading filter inner wall, the filter frame on be provided with the filter core that covers on first filtration pore, the filter frame in be provided with the filter chamber, the filter frame with leading filter internal partitioning become former water district and water purification district, former water district and raw water inlet channel be linked together, water purification district and water softener inside be linked together.

In foretell electroless whole room water purification system, the water storage chamber that softening structure is linked together including setting up soft water valve structure, salt chamber in the water softener and with the salt chamber, the water storage intracavity be provided with soft cask, the water softening valve structure on be equipped with soft water inlet and soft water delivery port, the inside of soft water inlet and soft cask be connected, and be provided with first water purification subassembly between soft water inlet and soft cask, soft cask and soft water delivery port between be provided with second water purification subassembly, the one end of second water purification subassembly is located the bottom of soft cask, the other end and the soft water delivery port of second water purification subassembly are linked together.

In foretell electroless whole room water purification system, the soft water valve structure includes the soft water valve casing and sets up mutually independent inlet channel and exhalant canal in the soft water valve casing, exhalant canal connect soft water delivery port and second water purification subassembly, and be equipped with the check valve subassembly that the one-way conduction second water purification subassembly internal water flow direction flows to soft water delivery port direction on the exhalant canal.

In foretell electroless whole room water purification system, first water purification subassembly includes the filter sleeve, the filter sleeve set up between inhalant canal and soft water bucket, and the work end of filter sleeve is sunken to be located the soft water bucket towards soft water bucket one side, the filter sleeve on be equipped with a plurality of second filtration pores.

In foretell electroless whole room water purification system, second water purification subassembly include the hose, the hose in have the soft water passageway that runs through the hose from top to bottom, the upper end of hose links firmly and makes soft water passageway and exhalant canal be linked together on the soft water valve casing, the lower extreme of hose and soft water bucket bottom between have water passing channel.

In foretell electroless whole room water purification system, the pressure boost structure including set up a plurality of water purification jar in first water purifier, every the water purification jar on be provided with the water purification casing, every the water purification casing in have pressure boost water inlet and pressure boost delivery port, first water purifier in be provided with first connecting pipe and second connecting pipe, the one end of first connecting pipe is located first water purifier and is used for connecting the pipe fitting outward, the other end of first connecting pipe is linked together with the inside pressure boost water inlet of every water purification casing, the one end of second connecting pipe is located first water purifier and is used for connecting the pipe fitting outward, the other end of second connecting pipe is linked together with the inside pressure boost delivery port of every water purification casing, be provided with the pressure boost check valve between first connecting pipe and the second connecting pipe.

In the electroless whole-house water purification system, the pressurization one-way valve comprises a pressurization valve shell and a valve core arranged in the pressurization valve shell, the upper end and the upper and lower ends of the pressurization valve shell are provided with radial raised sealing platforms, and a sealing element is sleeved on each sealing platform.

In foretell electroless whole room water purification system, multistage purification structure including set up the mounting bracket in the second water purifier, the mounting bracket on be provided with a plurality of mount table, every the mount table on be equipped with dismantled and assembled water purification chimney filter, the mount table rotate to be connected on the mounting bracket.

In the electroless whole-house water purification system, the mounting frame is provided with the rotating assembly corresponding to each mounting platform, the rotating assembly is fixedly connected to the mounting frame, and each mounting platform is clamped into the upper rotating assembly and is rotatably connected into the rotating assembly.

Compared with the prior art, the utility model has the advantages that:

1. the pre-filter, the water softener, the first water purifier and the second water purifier are sequentially communicated through the pipe fittings, when the water passes through the first water purifier, a pressurizing structure for pressurizing purified water is arranged in the first water purifier, the flow of the water to the multi-stage purification structure in the second water purifier can be accelerated through the pressurizing structure, the purification is accelerated, and the water purification efficiency and the working stability of the water purification system are improved by the aid of the pressurizing structure.

2. According to the utility model, the pressurization one-way valve is arranged between the first connecting pipe and the second connecting pipe in the pressurization structure, and when the pressure in the second connecting pipe is overlarge, the pressurization one-way valve is opened, so that water in the second connecting pipe flows back into the first connecting pipe, and the pressure is kept stable.

3. The mounting table is provided with the detachable water purification filter tube, the mounting table is rotatably connected to the mounting frame, the water purification filter tube can be transversely detached by rotating the mounting table, and the water purification filter tube is more convenient to detach and install compared with the water purification filter tube which is vertically arranged.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a structural view of a pre-filter in the present invention.

FIG. 3 is a schematic view showing the structure of a water softener according to the present invention.

Fig. 4 is a schematic view of the structure of the first water purifier in the present invention.

Fig. 5 is a side view of the first water purifier in the present invention.

Fig. 6 is an enlarged view of a structure in fig. 5.

Fig. 7 is a schematic view of the structure of a second water purifier in the present invention.

In the figure, 1, a pre-filter; 2. a second water purifier; 3. a water softener; 4. a first water purifier; 5. a raw water inlet channel; 6. a filter structure; 7. softening the structure; 8. a pressurizing structure; 9. a multi-stage purification structure; 10. a filter frame; 11. a first filter hole; 12. a filter element; 13. a filter chamber; 14. a raw water zone; 15. a water purification area; 16. a soft water valve structure; 17. a salt cavity; 18. a water storage cavity; 19. a soft water bucket; 20. a soft water inlet; 21. a soft water outlet; 22. a first water purification assembly; 23. a second water purification assembly; 24. a soft water valve housing; 25. a water inlet channel; 26. a water outlet channel; 27. a one-way valve assembly; 28. a filter sleeve; 29. a second filter hole; 30. a flexible water pipe; 31. a soft water passage; 32. a water passage; 33. a water purification tank; 34. a water purification housing; 35. a pressurized water inlet; 36. a pressurized water outlet; 37. a first connecting pipe; 38. a second connecting pipe; 39. a pressure-increasing one-way valve; 40. a booster valve housing; 41. a valve core; 42. a sealing table; 43. a seal member; 44. a mounting frame; 45. an installation table; 46. a water purification filter tube; 47. the assembly is rotated.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

As shown in fig. 1 to 7, an electroless whole-house water purification system comprises a pre-filter 1 and a second water purifier 2, a water softener 3 and a first water purifier 4 are arranged between the pre-filter 1 and the second water purifier 2, the pre-filter 1, the water softener 3, the first water purifier 4 and the second water purifier 2 are sequentially communicated through pipe fittings, a raw water inlet 5 is arranged on the pre-filter 1, a filtering structure 6 for coarse filtration is arranged in the pre-filter 1, a softening structure 7 for softening water is arranged in the water softener 3, a pressurizing structure 8 for pressurizing after water purification is arranged in the first water purifier 4, and a multi-stage purification structure 9 is arranged in the second water purifier 2.

In this embodiment, raw water enters the pre-filter 1 through the raw water channel, and then sequentially passes through the water softener 3, the first water purifier 4 and the second water purifier 2, the coarse filtering structure 6 in the pre-filter 1 is used for filtering large-particle impurities in the water, the water after coarse filtering enters the softening structure 7 in the water softener 3 to remove calcium and magnesium ions in the water, so as to soften the water quality and prevent pipeline blockage and equipment damage caused by scaling, the softened water can be used as domestic water, such as bathing, beauty treatment and the like, the dosage of detergent is effectively saved, the clothes after washing are soft and bright in color, in order to further improve the quality of the water, the partially softened water enters the first water purifier 4, the water body is further purified and pressurized, finally the water flows into the second water purifier 2 to remove harmful substances in the water, and the water quality is superior to the water quality standard of national direct drinking water when the water is discharged.

In this embodiment, the filtering structure 6 includes a filter frame 10 disposed in the pre-filter 1, the upper and lower end portions of the filter frame 10 are connected with the inner wall of the pre-filter 1 through sealing rings, a plurality of first filtering holes 11 are distributed on the filter frame 10, and the diameter of the first filtering holes 11 is 0.3 mm-0. And 5 mm, a filter element 12 covering the first filter hole 11 is arranged on the filter frame 10, a filter cavity 13 is arranged in the filter frame 10, the filter frame 10 divides the interior of the pre-filter 1 into a raw water area 14 and a water purification area 15, the raw water area 14 is communicated with the raw water inlet passage 5, and the water purification area 15 is communicated with the interior of the water softener 3.

After the raw water enters the pre-filter 1 through the raw water inlet 5, impurities are isolated in the raw water area 14 through the filter holes of the filter frame 10, and the filtered water is located in the water purification area 15 of the filter chamber 13 and is discharged from the water purification area 15 to the water softener 3.

In this embodiment, softening structure 7 is including setting up the soft water valve structure 16 in water softener 3, salt cavity 17 and the water storage chamber 18 that is linked together with salt cavity 17, be provided with soft cask 19 in the water storage chamber 18, be equipped with soft water inlet 20 and soft water delivery port 21 on the soft water valve structure 16, soft water inlet 20 is connected with the inside of soft cask 19, and be provided with first water purification subassembly 22 between soft water inlet 20 and soft cask 19, be provided with second water purification subassembly 23 between soft cask 19 and the soft water delivery port 21, the one end of second water purification subassembly 23 is located the bottom of soft cask 19, the other end and the soft water delivery port 21 of second water purification subassembly 23 are linked together.

The soft water inlet 20 is linked together with the water purification district 15 in the prefilter 1, water discharges to the soft water bucket 19 in through soft water inlet 20, salt chamber 17 is used for supplying salt for water storage chamber 18, be used for placing the resin in the water storage chamber 18, water gets into to soft water valve structure 16 inside from soft water inlet 20, can reach the purpose of preliminary softening through first water purification subassembly 22 earlier, then mix with the resin in 18 inside in water storage chamber, reach the purpose of secondary softening, flow to soft water delivery port 21 from second water purification subassembly 23 at last.

In the present embodiment, the soft water valve structure 16 is controlled by a mechanical structure instead of electronic components, and those skilled in the art should understand that the mechanical controller structure is a commercially available water softener component, such as a gear transmission type, which is a prior art.

Specifically, the soft water valve structure 16 includes a soft water valve housing 24, and a water inlet channel 25 and a water outlet channel 26 which are independent of each other and are arranged in the soft water valve housing 24, the water outlet channel 26 connects the soft water outlet 21 and the second water purification assembly 23, and a check valve assembly 27 is arranged on the water outlet channel 26 for conducting the water in the second water purification assembly 23 to flow in the direction of the soft water outlet 21 in a one-way manner. The check valve assembly 27 is provided to facilitate the prevention of the backflow of the water in the soft water outlet 21 into the second water purifying assembly 23.

In this embodiment, the first water purification unit 22 includes the filter sleeve 28, and the filter sleeve 28 sets up between inhalant canal 25 and soft water bucket 19, and the work end of filter sleeve 28 is sunken to be located soft water bucket 19 towards soft water bucket 19 one side, the filter sleeve 28 on be equipped with a plurality of second filtration pores 29, can set up the resin of preliminary softening in the filter sleeve 28, carry out preliminary softening to hard water.

In this embodiment, the second water purification unit 23 includes a water hose 30, a water hose passage 31 extending through the water hose 30 from top to bottom is provided in the water hose 30, the upper end of the water hose 30 is fixedly connected to the water hose housing 24 to communicate the water hose passage 31 with the water outlet passage 26, and a water passage 32 is provided between the lower end of the water hose 30 and the bottom of the soft water tank 19.

In this embodiment, the pressurizing structure 8 includes a plurality of water purifying tanks 33 disposed in the first water purifier 4, each water purifying tank 33 is provided with a water purifying housing 34, each water purifying housing 34 is provided with a pressurizing water inlet 35 and a pressurizing water outlet 36 therein, the first water purifier 4 is provided with a first connecting pipe 37 and a second connecting pipe 38 therein, one end of the first connecting pipe 37 is located outside the first water purifier 4 and used for connecting a pipe, the other end of the first connecting pipe 37 is communicated with the pressurizing water inlet 35 inside each water purifying housing 34, one end of the second connecting pipe 38 is located outside the first water purifier 4 and used for connecting a pipe, the other end of the second connecting pipe 38 is communicated with the pressurizing water outlet 36 inside each water purifying housing 34, a pressurizing one-way valve 39 is disposed between the first connecting pipe 37 and the second connecting pipe 38, when the pressure inside the second connecting pipe 38 is too high, the pressurizing one-way valve 39 is opened, the water in the second connection pipe 38 is returned to the first connection pipe 37, and the pressure is maintained constant.

Specifically, the pressure boost check valve 39 includes a pressure boost valve housing 40 and a valve core 41 disposed in the pressure boost valve housing 40, in order to improve the sealing performance, the upper end and the upper and lower ends of the pressure boost valve housing 40 are provided with a radially protruding sealing platform 42, a sealing member 43 is sleeved on the sealing platform 42, and the sealing member 43 may be a rubber ring.

In this embodiment, pressure boost water inlet 35 is linked together with soft water delivery port 21, is provided with a plurality of water purification jar 33 in the first water purifier 4, connects in parallel each other and independent work through first connecting pipe 37 between a plurality of water purification jar 33 realizes synchronous intaking, goes out water through second connecting pipe 38 is synchronous, plays the effect of pressure boost, and carries out the steady voltage through the check valve between first connecting pipe 37 and the second connecting pipe 38, promotes the holistic performance of water purifier.

In this embodiment, the multi-stage purification structure 9 includes an installation frame 44 disposed in the second water purifier 2, a plurality of installation platforms 45 are disposed on the installation frame 44, each installation platform 45 is provided with a detachable water purification filter tube 46, the installation platforms 45 are rotatably connected to the installation frame 44, a rotating assembly 47 corresponding to each installation platform 45 is disposed on the installation frame 44, the rotating assembly 47 is fixedly connected to the installation frame 44, and each installation platform 45 is clamped into the upper rotating assembly 47 and rotatably connected to the rotating assembly 47. Through rotating the mount table 45 for water purification cartridge 46 can transversely be dismantled, when setting up for vertical, more makes things convenient for the dismouting.

The rotating assembly comprises a plurality of switching blocks, the switching blocks are distributed on the side surface of the mounting rack 44 along the same horizontal line, an installation space for accommodating the mounting platform 45 is formed between the adjacent switching blocks, the mounting platform 45 is clamped into the corresponding installation space, and the two ends of the mounting platform are respectively connected with the corresponding mounting platform through rotating pins.

The working principle of the utility model is as follows: raw water enters the pre-filter 1 through the raw water channel, then sequentially passes through the water softener 3, the first water purifier 4 and the second water purifier 2, a coarse filtering structure 6 in the pre-filter 1 is used for filtering large-particle impurities in the water, the water after coarse filtering enters a softening structure 7 in the water softener 3 to remove calcium and magnesium ions in the water, the water quality is softened, the pipeline blockage and equipment damage caused by scaling are prevented, the softened water can be used as domestic water, such as bathing, beautifying and the like, the detergent dosage is effectively saved, clothes after washing are soft and bright in color, in order to further improve the water quality, part of softened water enters the first water purifier 4, the water body is further purified and pressurized, finally the water flows into the second water purifier 2, harmful substances in the water are removed, and the water quality during water outlet is superior to the national direct drinking water quality standard.

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 pre-filter 1, the second water purifier 2, the water softener 3, the first water purifier 4, the raw water inlet passage 5, the filtering structure 6, the softening structure 7, the pressurizing structure 8, the multi-stage purification structure 9, the filter frame 10, the first filter hole 11, the filter element 12, the filter chamber 13, the raw water zone 14, the water purification zone 15, the soft water valve structure 16, the salt chamber 17, the water storage chamber 18, the soft water bucket 19, the soft water inlet 20, the soft water outlet 21, the first water purification unit 22, the second water purification unit 23, the soft water valve housing 24, the water inlet passage 25, the water outlet passage 26, the check valve assembly 27, the filter sleeve 28, the second filter hole 29, the soft water pipe 30, the soft water passage 31, the water passage 32, the water purification tank 33, the water purification housing 34, the pressurizing water inlet 35, the pressurizing water outlet 36, the first connecting pipe 37, the second connecting pipe 38, the pressurizing check valve 39, the pressurizing valve housing 40, the valve core 41, the sealing platform 42, the water purification unit 33, and the water purification unit, Sealing 43, mounting 44, mounting 45, clean water filter 46, rotating group 47, etc., without excluding the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention and they are to be interpreted as any additional limitation which is not in accordance with the spirit of the present invention.

Claims (10)

1. An electroless whole-house water purification system comprises a pre-filter (1) and a second water purifier (2), it is characterized in that a water softener (3) and a first water purifier (4) are arranged between the pre-filter (1) and the second water purifier (2), the pre-filter (1), the water softener (3), the first water purifier (4) and the second water purifier (2) are communicated in sequence through pipe fittings, a raw water inlet channel (5) is arranged on the pre-filter (1), a filtering structure (6) for coarse filtering is arranged in the pre-filter (1), a softening structure (7) for softening the water body is arranged in the water softener (3), a pressurizing structure (8) for pressurizing after water body purification is arranged in the first water purifier (4), and a multi-stage purification structure (9) which is convenient to disassemble and assemble is arranged in the second water purifier (2).

2. The electroless whole house water purification system according to claim 1, wherein the filtering structure (6) comprises a filter frame (10) arranged in the pre-filter (1), a plurality of first filtering holes (11) are distributed on the filter frame (10), the upper end and the lower end of the filter frame (10) are hermetically connected with the inner wall of the pre-filter (1), a filter element (12) covering the first filtering holes (11) is arranged on the filter frame (10), a filtering cavity (13) is arranged in the filter frame (10), the filter frame (10) divides the interior of the pre-filter (1) into a raw water area (14) and a water purification area (15), the raw water area (14) is communicated with the inlet channel (5), and the water purification area (15) is communicated with the interior of the water softener (3).

3. The electroless whole house water purification system as claimed in claim 1, wherein the softening structure (7) comprises a soft water valve structure (16) arranged in the water softener (3), a salt cavity (17) and a water storage cavity (18) communicated with the salt cavity (17), a soft water bucket (19) is arranged in the water storage cavity (18), a soft water inlet (20) and a soft water outlet (21) are arranged on the soft water valve structure (16), the soft water inlet (20) is connected with the inside of the soft water barrel (19), and a first water purification component (22) is arranged between the soft water inlet (20) and the soft water bucket (19), a second water purification component (23) is arranged between the soft water bucket (19) and the soft water outlet (21), one end of the second water purification component (23) is positioned at the bottom of the soft water bucket (19), and the other end of the second water purification component (23) is communicated with the soft water outlet (21).

4. The electroless whole house water purification system according to claim 3, wherein the soft water valve structure (16) comprises a soft water valve housing (24) and a water inlet channel (25) and a water outlet channel (26) which are arranged in the soft water valve housing (24) and are independent of each other, the water outlet channel (26) is connected with the soft water outlet (21) and the second water purification assembly (23), and a check valve assembly (27) which is used for conducting water in the second water purification assembly (23) to flow towards the soft water outlet (21) in a one-way manner is arranged on the water outlet channel (26).

5. The electroless whole-house water purification system as claimed in claim 4, wherein the first water purification assembly (22) comprises a filter sleeve (28), the filter sleeve (28) is arranged between the water inlet channel (25) and the soft water bucket (19), the working end of the filter sleeve (28) is recessed towards one side of the soft water bucket (19) and is positioned in the soft water bucket (19), and a plurality of second filter holes (29) are formed in the filter sleeve (28).

6. The electroless whole house water purification system according to claim 4, wherein the second water purification assembly (23) comprises a water hose (30), the water hose (30) is internally provided with a water hose passage (31) which penetrates through the water hose (30) up and down, the upper end of the water hose (30) is fixedly connected to a water hose valve housing (24) to enable the water hose passage (31) to be communicated with the water outlet passage (26), and a water passing passage (32) is arranged between the lower end of the water hose (30) and the bottom of the soft water bucket (19).

7. The electroless whole house water purification system according to claim 1, wherein the pressurization structure (8) comprises a plurality of water purification tanks (33) arranged in the first water purifier (4), each water purification tank (33) is provided with a water purification shell (34), each water purification shell (34) is internally provided with a pressurization water inlet (35) and a pressurization water outlet (36), the first water purifier (4) is internally provided with a first connecting pipe (37) and a second connecting pipe (38), one end of the first connecting pipe (37) is positioned outside the first water purifier (4) and used for connecting pipe fittings, the other end of the first connecting pipe (37) is communicated with the pressurization water inlet (35) inside each water purification shell (34), one end of the second connecting pipe (38) is positioned outside the first water purifier (4) and used for connecting pipe fittings, and the other end of the second connecting pipe (38) is communicated with the pressurization water outlet (36) inside each water purification shell (34), a pressure-increasing one-way valve (39) is arranged between the first connecting pipe (37) and the second connecting pipe (38).

8. The electroless whole house water purification system as claimed in claim 7, wherein the pressurization one-way valve (39) comprises a pressurization valve housing (40) and a valve core (41) arranged in the pressurization valve housing (40), the upper end and the upper and lower ends of the pressurization valve housing (40) are provided with sealing platforms (42) protruding in the radial direction, and the sealing platforms (42) are sleeved with sealing elements (43).

9. The electroless whole-house water purification system according to claim 1, wherein the multi-stage purification structure (9) comprises a mounting frame (44) arranged in the second water purifier (2), the mounting frame (44) is provided with a plurality of mounting platforms (45), each mounting platform (45) is provided with a detachable water purification filter pipe (46), and the mounting platforms (45) are rotatably connected to the mounting frame (44).

10. The electroless whole house water purification system according to claim 9, wherein a rotating assembly (47) corresponding to each mounting platform (45) is arranged on the mounting rack (44), the rotating assembly (47) is fixedly connected to the mounting rack (44), and each mounting platform (45) is clamped into the rotating assembly (47) and rotatably connected to the rotating assembly (47).

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