Water treatment filter convenient to disassemble

Abstract

The utility model discloses a water treatment filter convenient to disassemble, which comprises an outer box body, the top of the outer box body is provided with an opening, a sealing cover is arranged in the opening, a hollow filter screen is fixed below the bottom of the outer box body, horizontal annular spring seats are respectively fixed at two opposite ends of the side wall of the sealing cover, and a rotating rod of which the top end extends out of the sealing cover is coaxially sleeved in the outer box body; a spring bolt is fixed to the bottom end of the rotating rod in the radial direction of the rotating rod, and a clamping groove is formed in the position, corresponding to the spring bolt, of the inner wall of the outer box body. The rotating rod is pressed downwards to compress the compression spring on the spring seat, then the rotating rod is rotated to enable the spring bolt to be clamped into or separated from the clamping groove, the compression spring is matched to recover for fastening, locking and unlocking of the sealing cover and the outer box body can be achieved, the operation process is simple and rapid, professional tools or professionals are not needed, and use is convenient. And the filter screen can be quickly replaced in emergency, so that the operation process is greatly simplified, and the efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of water treatment, and in particular relates to a filter for water treatment which is easy to disassemble. Background Art

[0002] Water treatment filters are key components in water treatment systems. They are mainly used to remove suspended solids, impurities, harmful substances, etc. in water to improve water quality. These filters can filter particles of different sizes as needed, from larger substances such as gravel and debris to tiny bacteria and chemicals. Water treatment filters are widely used, covering drinking water treatment, industrial water treatment, wastewater treatment and other fields.

[0003] Water treatment filters currently on the market usually face multiple challenges and shortcomings. For example, traditional water treatment filters are often complex in design, making the installation and removal of the filter cumbersome and requiring professional tools or professionals to operate. This not only increases maintenance costs, but also makes it impossible to quickly replace the filter in an emergency, affecting water treatment efficiency. Utility Model Content

[0004] The utility model aims to provide a water treatment filter which is easy to disassemble, thereby solving the problem of low filter screen replacement efficiency of the existing water treatment filter.

[0005] The technical scheme adopted by the utility model is: a water treatment filter that is easy to disassemble, comprising an outer box body, the top of the outer box body is opened and a sealing cover is arranged in the opening, an internal hollow filter screen is fixed below the bottom of the sealing cover, a horizontal annular spring seat is fixed at opposite ends of the side wall of the sealing cover, a rotating rod with a top extending out of the sealing cover is coaxially sleeved in the spring seat, a compression spring with the top fixed thereto is sleeved outside the rotating rod, the bottom end of the compression spring abuts against the top of the spring seat, a locking tongue is fixed to the bottom end of the rotating rod along its radial direction, and a card slot is opened on the inner wall of the outer box body corresponding to the locking tongue.

[0006] The utility model is also characterized in that:

[0007] An inner wall of the outer box body is provided with an upwardly penetrating semi-cylindrical receiving groove corresponding to the spring seat, and a side wall of the sealing cover is provided with a receiving groove corresponding to the locking tongue.

[0008] The rotating rod is outer-connected with a stabilizing ring which is fixed on the side wall of the sealing cover and flush with the upper surface thereof, and the outer wall of the stabilizing ring is adapted to the shape of the inner wall of the accommodating groove.

[0009] A positioning plate adapted to the shape of the inner wall of the accommodating groove is fixed at the bottom end of the side wall of the sealing cover.

[0010] A pull ring is connected above the top end of the rotating rod.

[0011] A sealing ring is arranged between the bottom periphery of the sealing cover and the inner wall of the outer box body.

[0012] The sealing cover and the outer box body are respectively provided with interfaces connected to the inside and outside of the filter.

[0013] The beneficial effects of the utility model are as follows: the water treatment filter of the utility model is easy to disassemble. The operator compresses the compression spring on the spring seat by pressing down the rotating rod, and then rotates the rotating rod to make the locking tongue engage in or disengage from the slot, and cooperates with the compression spring to restore and tighten, so as to realize locking and unlocking of the sealing cover and the outer box body. The operation process is simple and fast, and no professional tools or professionals are required. The filter screen can be quickly replaced in an emergency, which greatly simplifies the operation process and improves efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic structural diagram of a water treatment filter that is easy to disassemble according to the utility model;

[0015] Figure 2 It is a cross-sectional schematic diagram of the water treatment filter which is easy to disassemble according to the utility model along the left and right directions;

[0016] Figure 3 It is a schematic cross-sectional view of the water treatment filter that is easy to disassemble according to the utility model along the front-to-back direction;

[0017] Figure 4 The utility model is a schematic diagram of a rotating rod and its external connection structure in a water treatment filter which is easy to disassemble.

[0018] In the figure, 1. outer box body, 2. sealing cover, 3. filter screen, 4. spring seat, 5. rotating rod, 6. compression spring, 7. locking tongue, 8. card slot, 9. receiving slot, 10. storage slot, 11. straightening ring, 12 positioning plate, 13. pull ring, 14. sealing ring, 15. interface. DETAILED DESCRIPTION

[0019] The utility model is described in detail below with reference to the accompanying drawings and specific implementation modes.

[0020] Example 1

[0021] The utility model provides a water treatment filter which is easy to disassemble, such as Figures 1 to 4 As shown, it includes an outer box body 1, the top of the outer box body 1 is open and a sealing cover 2 is arranged in the opening, an internal hollow filter screen 3 is fixed below the bottom of the sealing cover 2, and a horizontal annular spring seat 4 is fixed at opposite ends of the side wall of the sealing cover 2. A rotating rod 5 with a top extending out of the sealing cover 2 is coaxially sleeved in the spring seat 4, and a compression spring 6 with the top fixed thereto is outer-sleeved on the rotating rod 5. The bottom end of the compression spring 6 abuts against the top of the spring seat 4, and a locking tongue 7 is fixed to the bottom end of the rotating rod 5 along its radial direction. A slot 8 is provided on the inner wall of the outer box body 1 corresponding to the locking tongue 7.

[0022] Through the above-mentioned method, the utility model is an easily disassembled water treatment filter. The operator compresses the compression spring 6 on the spring seat 4 by pressing down the rotating rod 5, and then rotates the rotating rod 5 to make the locking tongue 7 engage in or disengage from the locking groove 8, and cooperates with the compression spring 6 to restore and tighten, so as to realize the locking and unlocking of the sealing cover 2 and the outer box body 1. The operation process is simple and fast, and no professional tools or professionals are required. The filter screen 3 can be quickly replaced in an emergency, which greatly simplifies the operation process and improves efficiency.

[0023] Example 2

[0024] The utility model provides a water treatment filter which is easy to disassemble, such as Figures 1 to 4 As shown, it includes an outer box body 1, the top of the outer box body 1 is open and a sealing cover 2 is arranged in the opening, and a sealing ring 14 is arranged between the bottom of the sealing cover 2 and the inner wall of the outer box body 1. A hollow filter screen 3 is fixed below the bottom of the sealing cover 2, and interfaces 15 connected to the inside and outside of the filter screen 3 are respectively opened on the sealing cover 2 and the outer box body 1.

[0025] A horizontal annular spring seat 4 is fixed on the opposite ends of the side wall of the sealing cover 2. A semi-cylindrical receiving groove 9 is opened upwardly on the inner wall of the outer box body 1 corresponding to the spring seat 4. A rotating rod 5 with a top extending out of the sealing cover 2 is coaxially sleeved in the spring seat 4. A pull ring 13 is connected to the top of the rotating rod 5. A straightening ring 11 fixed to the side wall of the sealing cover 2 and flush with its upper surface is sleeved above the spring seat 4 outside the rotating rod 5. The outer wall of the straightening ring 11 is adapted to the shape of the inner wall of the receiving groove 9. The side is also sleeved with a compression spring 6 whose top is fixed to it. The top of the compression spring 6 can also pass through the straightening ring 11 upward but must be fixed to the outer wall of the rotating rod 5. The bottom end of the compression spring 6 contacts the top of the spring seat 4. A locking tongue 7 is fixed radially below the spring seat 4 at the bottom end of the rotating rod 5. An arc-shaped groove 8 is provided in the horizontal direction on the inner wall of the outer box body 1 corresponding to the locking tongue 7. A receiving groove 10 is provided on the side wall of the sealing cover 2 corresponding to the locking tongue 7. A positioning plate 12 adapted to the shape of the inner wall of the accommodating groove 9 is fixed to the bottom end of the side wall of the sealing cover 2.

[0026] When in use, the raw water pipeline is connected to the interface of the outer box 1, and the clean water pipeline is connected to the interface 15 of the sealing cover 2. The sealing ring 14 prevents the raw water from leaking out from the connection position between the sealing cover 2 and the outer box 1, and the filtered impurities adhere to the outer surface of the filter 3. Before disassembly, the locking tongue 7 is inserted into the card slot 8 and pressed against the upper inner wall to lock, and the sealing cover 2 is tightly buckled in the top opening of the outer box 1. When disassembling, the rotating rod 5 is pressed downward by the pull ring 13 to move it slightly downward. At this time, the locking tongue 7 is released from the tight contact with the upper inner wall of the slot 8, and the compression spring 6 is compressed. Then, the rotating rod 5 is rotated by the pull ring 13 to make it disengage along the arc slot 8 and enter the receiving slot 10. When the locking tongue 7 completely enters the receiving slot 10, the sealing cover 2 is completely disengaged from the outer box body 1 in the vertical direction. After releasing the pressure, the compression spring 6 stretches and recovers. The bottom end of the compression spring 6 is blocked by the spring seat 4 and does not move. The top of the compression spring 6 moves upward to drive the rotating rod 5 to move upward in the straightening ring 11, and the locking tongue 7 is tightly contacted and locked with the upper inner wall of the receiving slot 10. At this time, the operator lifts the sealing cover 2 through the pull ring 13, and the positioning plate 12, the spring seat 4, the straightening ring 11 and the rotating rod 5 inside it are disengaged upward along the accommodating slot 9 as the inlet and outlet channel, and the sealing cover 2 can be disassembled.

[0027] Example 3

[0028] The utility model provides a water treatment filter which is easy to disassemble, such as Figures 1 to 4 As shown, it includes an outer box body 1, the top of the outer box body 1 is open and a sealing cover 2 is arranged in the opening, and a sealing ring 14 is arranged between the bottom of the sealing cover 2 and the inner wall of the outer box body 1. A hollow filter screen 3 is fixed below the bottom of the sealing cover 2, and interfaces 15 connected to the inside and outside of the filter screen 3 are respectively opened on the sealing cover 2 and the outer box body 1.

[0029] A horizontal annular spring seat 4 is fixed on the opposite ends of the side wall of the sealing cover 2. A semi-cylindrical receiving groove 9 is opened upwardly on the inner wall of the outer box body 1 corresponding to the spring seat 4. A rotating rod 5 with a top extending out of the sealing cover 2 is coaxially sleeved in the spring seat 4. A pull ring 13 is connected to the top of the rotating rod 5. A straightening ring 11 fixed to the side wall of the sealing cover 2 and flush with its upper surface is sleeved above the spring seat 4 outside the rotating rod 5. The outer wall of the straightening ring 11 is adapted to the shape of the inner wall of the receiving groove 9. The side is also sleeved with a compression spring 6 whose top is fixed to it. The top of the compression spring 6 can also pass through the straightening ring 11 upward but must be fixed to the outer wall of the rotating rod 5. The bottom end of the compression spring 6 contacts the top of the spring seat 4. A locking tongue 7 is fixed radially below the spring seat 4 at the bottom end of the rotating rod 5. An arc-shaped groove 8 is provided in the horizontal direction on the inner wall of the outer box body 1 corresponding to the locking tongue 7. A receiving groove 10 is provided on the side wall of the sealing cover 2 corresponding to the locking tongue 7. A positioning plate 12 adapted to the shape of the inner wall of the accommodating groove 9 is fixed to the bottom end of the side wall of the sealing cover 2.

[0030] During installation, the outer box body 1 is placed with the two receiving grooves 9 opening to the left and right respectively. The operator carries two pull rings 13 to align the sealing cover 2 with the opening of the outer box body 1. After that, the sealing cover 2 can be placed above the opening of the outer box body 1 through the positioning plate 12, and then the sealing cover 2 is moved forward and backward to make the positioning plate 12 slide and fall into the receiving grooves 9. In this process, the receiving grooves 9 play a role in preventing the opening from being lost. After completion, the straightening ring 11 is also flush with the upper surface of the outer box body 1, which is convenient for confirming whether the installation status is intact. Then, the pull ring 13 is used to press the rotating rod 5 downward to make it move slightly downward. At this time, the locking tongue 7 is released from the tight contact with the upper inner wall of the receiving groove 10, and the compression spring 6 is compressed. Then, the rotating rod 5 is rotated by the pull ring 13 to make it escape from the receiving groove 10 and enter the slot 8. Then, the pressure is released, and the compression spring 6 stretches and recovers. The bottom end of the compression spring 6 is blocked by the spring seat 4 and does not move. The top end of the compression spring 6 moves upward to drive the rotating rod 5 to move upward in the straightening ring 11, and the locking tongue 7 is tightly contacted and locked with the upper inner wall of the slot 8, thereby completing the installation operation of the filter 3.

Claims

1. A water treatment filter that is easy to disassemble, characterized in that: The invention comprises an outer box body (1), the top of the outer box body (1) is open and a sealing cover (2) is arranged in the opening, a filter screen (3) with a hollow interior is fixed below the bottom of the sealing cover (2), a horizontal annular spring seat (4) is fixed at opposite ends of the side wall of the sealing cover (2), a rotating rod (5) with the top extending out of the sealing cover (2) is coaxially sleeved in the spring seat (4), a compression spring (6) with the top fixed thereto is sleeved outside the rotating rod (5), the bottom end of the compression spring (6) abuts against the top end of the spring seat (4), a locking tongue (7) is fixed to the bottom end of the rotating rod (5) along its radial direction, and a slot (8) is provided on the inner wall of the outer box body (1) corresponding to the locking tongue (7).

2. The easily disassembled water treatment filter according to claim 1, characterized in that: The inner wall of the outer box body (1) is provided with a semi-cylindrical receiving groove (9) extending upwards corresponding to the spring seat (4), and the side wall of the sealing cover (2) is provided with a receiving groove (10) corresponding to the locking tongue (7).

3. The easily disassembled water treatment filter according to claim 2, characterized in that: The rotating rod (5) is outer-connected with a stabilizing ring (11) which is fixed on the side wall of the sealing cover (2) and flush with its upper surface, and the outer wall of the stabilizing ring (11) is adapted to the shape of the inner wall of the accommodating groove (9).

4. The easily disassembled water treatment filter according to claim 2, characterized in that: A positioning plate (12) adapted to the shape of the inner wall of the accommodating groove (9) is fixed to the bottom end of the side wall of the sealing cover (2).

5. The easily disassembled water treatment filter according to claim 1, characterized in that: A pull ring (13) is connected above the top end of the rotating rod (5).

6. The easily disassembled water treatment filter according to claim 1, characterized in that: A sealing ring (14) is provided between the bottom periphery of the sealing cover (2) and the inner wall of the outer box body (1).

7. The easily disassembled water treatment filter according to claim 1, characterized in that: The sealing cover (2) and the outer box body (1) are respectively provided with interfaces (15) connected to the inside and outside of the filter screen (3).

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