Wastewater filtering device

Abstract

The utility model discloses a wastewater filtering device which comprises a box body, four uniformly distributed supporting seats are fixedly connected to the box body, an upper cover is arranged on the box body, an upper filter screen is slidably connected to the interior of the box body, a lower filter screen is in contact with the upper filter screen, the lower filter screen is slidably connected with the box body, and the box body is provided with a water inlet and a water outlet. A connecting sleeve is fixedly connected to the lower filter screen, the connecting sleeve is in sliding connection with the upper filter screen, a spring is arranged in the connecting sleeve, a connecting rod is in sliding connection with the interior of the connecting sleeve, and the connecting rod is fixedly connected with the upper cover. Through the design of the upper filter screen and the lower filter screen, waste water impurities can be filtered, in the filtering process, the motor drives the top block to rotate, the top block rotates to extrude the fixed block and is elastically matched with the spring for use, and the lower filter screen and the upper filter screen can shake up and down in the filtering process; impurities can be prevented from blocking filter holes to influence the passing of wastewater.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater filtration, in particular to a wastewater filtration device. Background Art

[0002] The utility model patent with the patent authorization announcement number CN210915593U discloses a wastewater filtering device, which can improve work efficiency, improve the filtering effect of wastewater, make cleaning more convenient, avoid environmental pollution, and reduce usage limitations; it includes a wastewater filter box, a sealing door, a fixing plate, an automatic water pump, a water inlet pipe, a drain pipe, a drain valve and four groups of fine mesh grid plates. The wastewater filter box is provided with a storage cavity inside, the top of the wastewater filter box is provided with a take-in and put-out port, the left end of the wastewater filter box is provided with a water inlet, the right end of the wastewater filter box is provided with a water outlet, the drain valve is rotatably fixedly installed on the circumferential outer wall of the drain pipe, the fine mesh grid plate is fixedly installed in the storage cavity of the wastewater filter box, the filter net is detachably installed on the fine mesh grid plate and the inner wall of the wastewater filter box, the four groups of supporting feet are respectively fixedly installed on the four corners of the bottom end of the wastewater filter box, and the inner wall and surface of the wastewater filter box are treated with anti-corrosion.

[0003] In the above prior art, when filtering wastewater through a filter screen, impurities in the wastewater may cause the filter screen to be blocked, so that water cannot pass through the filter screen, affecting the wastewater treatment effect. Therefore, improvements are needed. Utility Model Content

[0004] The utility model aims to provide a wastewater filtering device, which solves the problem that impurities in wastewater may cause clogging of the filter screen.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wastewater filtering device, comprising a box body, four evenly distributed support seats are fixedly connected to the box body, an upper cover is arranged on the box body, an upper filter screen is slidably connected to the interior of the box body, a lower filter screen is in contact with the upper filter screen, the lower filter screen is slidably connected to the box body, a connecting sleeve is fixedly connected to the lower filter screen, the connecting sleeve is slidably connected to the upper filter screen, a spring is arranged inside the connecting sleeve, a connecting rod is slidably connected to the interior of the connecting sleeve, the connecting rod is fixedly connected to the upper cover, an anti-blocking mechanism is arranged on the lower filter screen, and a lifting mechanism is arranged on the upper filter screen.

[0006] Preferably, one end of the spring is fixedly connected to the connecting sleeve, and the other end of the spring is fixedly connected to the connecting rod. The spring is designed so that the force of the spring can act on the connecting sleeve.

[0007] Preferably, the anti-blocking mechanism includes a fixed bar, a motor, a rotating groove, a rotating rod, a top block, and a fixed block. The interior of the box is fixedly connected with a fixed bar, the fixed bar is fixedly connected with a motor, the output end of the motor is rotatably connected with the fixed bar, the output end of the motor is fixedly connected with a rotating rod, the rotating rod is fixedly connected with a top block, the top block is in contact with a fixed block, and the fixed block is fixedly connected with the lower filter screen. By designing the anti-blocking mechanism, clogging of the filter screen can be prevented during filtering.

[0008] Preferably, a rotation slot is provided on the fixing bar, and the output end of the motor is rotatably connected inside the rotation slot. By designing the rotation slot, the output end of the motor can rotate in the rotation slot.

[0009] Preferably, the lifting mechanism includes a connecting strip, a through slot, a connecting rod, a sliding rod, a block, a slot, and a handle, the outer side of the connecting rod is slidably sleeved with a connecting strip, the connecting strip is fixedly connected to a connecting rod, the connecting rod is fixedly connected to an upper filter, the connecting strip is fixedly connected to a sliding rod, the sliding rod is fixedly connected to a block, the sliding rod is fixedly connected to a handle, the handle contacts the upper cover, and the upper cover is provided with a slot. By designing the lifting mechanism, the upper filter can be lifted.

[0010] Preferably, the connecting strip is provided with a through slot, and a connecting rod is slidably connected inside the through slot. The through slot is designed so that the connecting rod can slide in the through slot.

[0011] Preferably, the slide bar and the card block are an integrated structure, and both the slide bar and the card block are made of rubber. The card block is designed so that the card block can be squeezed and deformed to be inserted into the card slot.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model can filter impurities in wastewater by designing the functions of the upper filter and the lower filter. During the filtering process, the motor drives the top block to rotate. The rotation of the top block squeezes the fixed block and cooperates with the elasticity of the spring to achieve the up and down shaking of the lower filter and the upper filter during the filtering process, thereby preventing impurities from clogging the filter holes and affecting the passage of wastewater.

[0014] 2. The utility model is designed with a handle that can drive the overall structure of the upper filter to move upward. During the movement of the upper filter, impurities will remain on the upper surface of the upper filter. The upper filter can be separated from the lower filter by lifting it, and the impurities separated by filtration can be brought upward to prevent long-term use of the filter surface from causing excessive impurities that affect filtration. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 A magnified image of point A;

[0017] Figure 3 For this utility model Figure 1 A three-dimensional diagram of the lower filter structure.

[0018] In the figure: 1. box body; 2. support base; 3. upper cover; 4. upper filter; 5. lower filter; 6. connecting sleeve; 7. spring; 8. anti-blocking mechanism; 9. lifting mechanism; 10. connecting rod; 81. fixing bar; 82. motor; 83. rotating groove; 84. rotating rod; 85. top block; 86. fixing block; 91. connecting bar; 92. through groove; 93. connecting rod; 94. sliding rod; 95. clamping block; 96. clamping groove; 97. handle. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1 , a wastewater filtering device comprises a box body 1, four evenly distributed support seats 2 are fixedly connected to the box body 1, an upper cover 3 is arranged on the box body 1, an upper filter screen 4 is slidably connected inside the box body 1, a lower filter screen 5 is in contact with the upper filter screen 4, the upper filter screen 4 and the lower filter screen 5 are the same kind of filter screens, the lower filter screen 5 is slidably connected to the box body 1, a connecting sleeve 6 is fixedly connected to the lower filter screen 5, the connecting sleeve 6 is slidably connected to the upper filter screen 4, a spring 7 is arranged inside the connecting sleeve 6, one end of the spring 7 is fixedly connected to the connecting sleeve 6, and the other end of the spring 7 is fixedly connected to the connecting rod 10, by designing the spring 7, the force of the spring 7 can act on the connecting sleeve 6, the connecting sleeve 6 is slidably connected to the connecting rod 10, the connecting rod 10 is fixedly connected to the upper cover 3, an anti-blocking mechanism 8 is arranged on the lower filter screen 5, and a lifting mechanism 9 is arranged on the upper filter screen 4.

[0021] See also Figure 1 , Figure 2 , Figure 3The anti-blocking mechanism 8 includes a fixed bar 81, a motor 82, a rotating groove 83, a rotating rod 84, a top block 85, and a fixed block 86. The interior of the box body 1 is fixedly connected with a fixed bar 81, and the motor 82 is fixedly connected to the fixed bar 81. The output end of the motor 82 is rotatably connected to the fixed bar 81. A rotating groove 83 is provided on the fixed bar 81, and the output end of the motor 82 is rotatably connected to the rotating groove 83. By designing the rotating groove 83, the output end of the motor 82 can rotate in the rotating groove 83. The output end of the motor 82 is fixedly connected with a rotating rod 84, and a top block 85 is fixedly connected to the rotating rod 84. The top block 85 contacts with a fixed block 86, and the fixed block 86 is fixedly connected to the lower filter screen 5. By designing the anti-blocking mechanism 8, clogging of the filter screen during filtering can be prevented.

[0022] See also Figure 1 , Figure 3 The lifting mechanism 9 includes a connecting strip 91, a through slot 92, a connecting rod 93, a sliding rod 94, a block 95, a slot 96, and a handle 97. The outer side of the connecting rod 10 is slidably sleeved with the connecting strip 91, and a through slot 92 is provided on the connecting strip 91. The interior of the through slot 92 is slidably connected with the connecting rod 10. By designing the through slot 92, the connecting rod 10 can slide in the through slot 92. The connecting strip 91 is fixedly connected with a connecting rod 93, and the connecting rod 93 is fixedly connected to the upper filter screen 4. A slide bar 94 is fixedly connected to the connecting bar 91, and a card block 95 is fixedly connected to the slide bar 94. The slide bar 94 and the card block 95 are an integrated structure. The slide bar 94 and the card block 95 are both made of rubber. By designing the card block 95, the card block 95 can be squeezed and deformed to be stuck in the card slot 96. A handle 97 is fixedly connected to the slide bar 94, and the handle 97 is in contact with the upper cover 3. The upper cover 3 is provided with a card slot 96. By designing the lifting mechanism 9, the upper filter 4 can be lifted.

[0023] The specific implementation process of the utility model is as follows: when in use, wastewater is added to the box body 1, and the wastewater can be filtered through the action of the upper filter screen 4 and the lower filter screen 5. While filtering, the motor 82 works, and the output end of the motor 82 drives the rotating rod 84 to rotate, and the rotating rod 84 drives the top block 85 to rotate. The rotation of the top block 85 will squeeze the fixed block 86, so that the fixed block 86 drives the lower filter screen 5 and the upper filter screen 4 to move upward, and the upper filter screen 4 drives the connecting sleeve 6 to move upward to squeeze the spring 7. When the top block 85 rotates and separates from the fixed block 86, the elastic action of the spring 7 will give the lower filter screen 5 a downward reaction force, so that the lower filter screen 5 moves in the opposite direction and resets. The motor 82 drives the top block 85 to continuously rotate and squeeze the fixed block 86, so that the lower filter screen 5 and the upper filter screen 4 can be shaken up and down during the filtration process, which can prevent impurities from clogging the filter holes and affecting the passage of wastewater. When the upper filter 4 has been used for a long time, the handle 97 is pulled upwards, and the handle 97 drives the slide bar 94 to move upwards, and the slide bar 94 drives the connecting rod 93 to move upwards, and the connecting rod 93 drives the upper filter 4 to move upwards. When the slide bar 94 moves, it also drives the block 95 to move, and then the block 95 is inserted into the slot 96 to fix the position of the upper filter 4, and the upper filter 4 can be separated from the lower filter 5, and the impurities separated by filtration can be brought upwards to prevent the impurities on the filter surface from affecting the filtration due to long-term use.

[0024] 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 wastewater filtering device, comprising a housing (1), characterized in that: The box body (1) is fixedly connected to four evenly distributed support seats (2), the box body (1) is provided with an upper cover (3), the box body (1) is slidably connected to an upper filter screen (4) inside, the upper filter screen (4) is in contact with a lower filter screen (5), the lower filter screen (5) is slidably connected to the box body (1), a connecting sleeve (6) is fixedly connected to the lower filter screen (5), the connecting sleeve (6) is slidably connected to the upper filter screen (4), a spring (7) is provided inside the connecting sleeve (6), a connecting rod (10) is slidably connected to the inside of the connecting sleeve (6), the connecting rod (10) is fixedly connected to the upper cover (3), an anti-blocking mechanism (8) is provided on the lower filter screen (5), and a lifting mechanism (9) is provided on the upper filter screen (4).

2. A wastewater filtration device according to claim 1, characterized in that: One end of the spring (7) is fixedly connected to the connecting sleeve (6), and the other end of the spring (7) is fixedly connected to the connecting rod (10).

3. A wastewater filtration device according to claim 1, characterized in that: The anti-blocking mechanism (8) comprises a fixing bar (81), a motor (82), a rotating groove (83), a rotating rod (84), a top block (85), and a fixing block (86); the fixing bar (81) is fixedly connected inside the box body (1); the motor (82) is fixedly connected to the fixing bar (81); the output end of the motor (82) is rotationally connected to the fixing bar (81); the output end of the motor (82) is fixedly connected to the rotating rod (84); the rotating rod (84) is fixedly connected to the top block (85); the top block (85) contacts the fixing block (86); and the fixing block (86) is fixedly connected to the lower filter screen (5).

4. A wastewater filtration device according to claim 3, characterized in that: The fixing bar (81) is provided with a rotation groove (83), and the interior of the rotation groove (83) is rotatably connected to the output end of the motor (82).

5. A wastewater filtration device according to claim 1, characterized in that: The lifting mechanism (9) comprises a connecting strip (91), a through slot (92), a connecting rod (93), a sliding rod (94), a block (95), a slot (96), and a handle (97); the outer side of the connecting rod (10) is slidably sleeved with the connecting strip (91); the connecting strip (91) is fixedly connected with the connecting rod (93); the connecting rod (93) is fixedly connected to the upper filter screen (4); the connecting strip (91) is fixedly connected with the sliding rod (94); the sliding rod (94) is fixedly connected with the block (95); the sliding rod (94) is fixedly connected with the handle (97); the handle (97) is in contact with the upper cover (3); and the upper cover (3) is provided with a slot (96).

6. A wastewater filtration device according to claim 5, characterized in that: The connecting strip (91) is provided with a through slot (92), and a connecting rod (10) is slidably connected inside the through slot (92).

7. A wastewater filtration device according to claim 5, characterized in that: The slide bar (94) and the clamping block (95) are an integrated structure, and both the slide bar (94) and the clamping block (95) are made of rubber material.

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