Corrosion-resistant structure of sewage treatment filter

Abstract

The utility model discloses a corrosion-resistant structure of a sewage treatment filter, which comprises a tank body, the bottom of the tank body is provided with a drain pipe, the left end of the tank body is provided with a water inlet pipe, the right end of the tank body is provided with a water outlet pipe, the outer side of the tank body is sleeved with a cover plate in a sliding manner, and the inner side of the cover plate is fixedly connected with a sealing ring. The sealing ring is in contact with the tank body, a cleaning pipe is fixedly connected to the interior of the cover plate, an exhaust pipe is fixedly connected to the position, located on the right side of the cleaning pipe, of the interior of the cover plate, and a pressing mechanism is arranged on the cover plate. Through the effect of the sealing ring, the connecting position of the sealing ring and the tank body can be sealed, leakage of sewage in the tank body can be avoided, the positioning rod can be pressed downwards under the effect of the inserting rod, and the sealing ring can be pressed through the cover plate so that the connecting sealing performance of the cover plate and the tank body can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage filters, in particular to a corrosion-resistant structure of a sewage treatment filter. Background Art

[0002] A sewage filter is a device used to filter and clean impurities, particulate matter and solid particles in sewage. Its main function is to intercept, separate and remove solid particles in sewage to improve the water quality and purification effect of sewage.

[0003] Patent authorization publication number CN208599245U discloses a sewage filter comprising a tank, a top cover, an inlet pipe, filter material, and an outlet pipe. After a period of use, the filter material can be flushed in the opposite direction from top to bottom to remove adsorbed solid impurities, thereby increasing the filter material's reuse rate and service life.

[0004] In the above-mentioned prior art, during the use of the filter, the connection between the tank body and the top cover needs to be sealed. During the sealing process, the sealing ring is inevitably corroded and damaged by the sewage, which affects the sealing effect. Therefore, improvement is needed. Utility Model Content

[0005] The purpose of the utility model is to provide a corrosion-resistant structure of a sewage treatment filter, which solves the problem of insufficient sealing and corrosion resistance when the filter is sealed and connected to a cover plate.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a corrosion-resistant structure of a sewage treatment filter, comprising a tank body, a drain pipe is provided at the bottom of the tank body, a water inlet pipe is provided at the left end of the tank body, a water outlet pipe is provided at the right end of the tank body, a cover plate is slidably sleeved on the outer side of the tank body, a sealing ring is fixedly connected to the inner side of the cover plate, the sealing ring is in contact with the tank body, a cleaning pipe is fixedly connected to the inside of the cover plate, an exhaust pipe is fixedly connected to the inside of the cover plate and on the right side of the cleaning pipe, and a clamping mechanism is provided on the cover plate.

[0007] Preferably, the clamping mechanism includes a positioning rod, the bottom of the cover plate is fixedly connected to the positioning rod, the outer side of the positioning rod is slidably sleeved with a fixing seat, the fixing seat is fixedly sleeved on the outer side of the tank body, the interior of the fixing seat is threadedly connected to a screw, the bottom of the screw is fixedly connected to a knob, the outer side of the screw is slidably sleeved with an insert rod, the insert rod is slidably connected to the fixing seat and the positioning rod respectively, the top of the insert rod is fixedly connected to a pressure block, and the pressure block is movably connected to the fixing seat. By designing the clamping mechanism, the sealing ring can be compressed.

[0008] Preferably, a positioning groove is provided inside the fixing seat, and a positioning rod is slidably sleeved inside the positioning groove. The positioning groove is designed so that the positioning rod can slide inside the positioning groove.

[0009] Preferably, a through slot is provided inside the insertion rod, and a screw rod is slidably sleeved inside the through slot. By designing the through slot, the screw rod can slide relative to the insertion rod.

[0010] Preferably, the sealing ring includes a base layer, the base layer is made of nitrile rubber, a reinforcement layer is provided on the outer side of the base layer, and a corrosion-resistant layer is provided on the outer side of the reinforcement layer.

[0011] Preferably, the reinforcing layer is made of vulcanized rubber and has a thickness of 3 mm. By designing the reinforcing layer, the structural strength of the sealing ring can be improved.

[0012] Preferably, the corrosion-resistant layer is made of fluorosilicone rubber and has a thickness of 4 mm. By designing the corrosion-resistant layer, the outer surface of the sealing ring has good corrosion resistance.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The utility model can seal the connection between the sealing ring and the tank body by designing the function of the sealing ring, thereby preventing leakage of sewage inside the tank body, and the positioning rod can be pressed down under the action of the insertion rod, and the sealing ring can be tightened by the cover plate to improve the sealing performance of the connection between the cover plate and the tank body.

[0015] 2. The utility model designs the base layer, which is the main structure of the sealing ring. The reinforcing layer can improve the strength of the overall structure of the sealing ring. The corrosion-resistant layer makes the outer surface of the sealing ring have good corrosion resistance, which can prevent sewage from corroding the sealing ring and causing sewage leakage. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0017] Figure 2 For this utility model Figure 1 A three-dimensional cross-sectional view of the local structure;

[0018] Figure 3 For this utility model Figure 2 A magnified view of point A;

[0019] Figure 4 For this utility model Figure 2 Schematic diagram of the sealing ring structure.

[0020] In the figure: 1. Tank body; 2. Drain pipe; 3. Water inlet pipe; 4. Water outlet pipe; 5. Cover plate; 6. Cleaning pipe; 7. Exhaust pipe; 8. Sealing ring; 9. Clamping mechanism; 91. Positioning rod; 92. Fixing seat; 93. Positioning groove; 94. Screw; 95. Knob; 96. Insert rod; 97. Through groove; 98. Pressing block; 101. Base layer; 102. Reinforcement layer; 103. Corrosion-resistant layer. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1 、 Figure 2 A corrosion-resistant structure of a sewage treatment filter includes a tank body 1, a drain pipe 2 is provided at the bottom of the tank body 1, a water inlet pipe 3 is provided at the left end of the tank body 1, and a water outlet pipe 4 is provided at the right end of the tank body 1. A cover plate 5 is slidably sleeved on the outside of the tank body 1, and a sealing ring 8 is fixedly connected to the inner side of the cover plate 5. The sealing ring 8 is in contact with the tank body 1. A cleaning pipe 6 is fixedly connected to the inside of the cover plate 5, and an exhaust pipe 7 is fixedly connected to the inside of the cover plate 5 and located on the right side of the cleaning pipe 6. A pressing mechanism 9 is provided on the cover plate 5.

[0023] See also Figure 1 、 Figure 2 、 Figure 3 The clamping mechanism 9 includes a positioning rod 91, and the bottom of the cover plate 5 is fixedly connected to the positioning rod 91. The outer side of the positioning rod 91 is slidably sleeved with a fixed seat 92. The interior of the fixed seat 92 is provided with a positioning groove 93, and the interior of the positioning groove 93 is slidably sleeved with the positioning rod 91. By designing the positioning groove 93, the positioning rod 91 can slide inside the positioning groove 93, and the fixed seat 92 is fixedly sleeved on the outer side of the tank body 1. The interior of the fixed seat 92 is connected with a screw 94 by threading. The bottom of the screw 94 is fixedly connected with a knob 95. The outer side of the screw 94 is slidably sleeved with an insertion rod 96. The insertion rod 96 is provided with a through groove 97. The interior of the through groove 97 is slidably sleeved with a screw 94. By designing the through groove 97, the screw 94 can slide relative to the insertion rod 96. The insertion rod 96 is slidably connected to the fixed seat 92 and the positioning rod 91 respectively. The top of the insertion rod 96 is fixedly connected with a pressing block 98, and the pressing block 98 is movably connected to the fixed seat 92. By designing the pressing mechanism 9, the sealing ring 8 can be pressed tightly.

[0024] See also Figure 1 、 Figure 2 、 Figure 4The sealing ring 8 includes a base layer 101, which is made of nitrile rubber. A reinforcing layer 102 is provided on the outside of the base layer 101. The reinforcing layer 102 is made of vulcanized rubber. The thickness of the reinforcing layer 102 is 3 mm. By designing the reinforcing layer 102, the structural strength of the sealing ring 8 can be improved. A corrosion-resistant layer 103 is provided on the outside of the reinforcing layer 102. The corrosion-resistant layer 103 is made of fluorosilicone rubber. The thickness of the corrosion-resistant layer 103 is 4 mm. By designing the corrosion-resistant layer 103, the outer surface of the sealing ring 8 has good corrosion resistance.

[0025] The specific implementation process of the present utility model is as follows: during use, when the tank body 1 needs to be sealed, the positioning rod 91 is first inserted into the fixing seat 92. At this time, the cover plate 5 is sleeved on the outside of the tank body 1 and the sealing ring 8 is in contact with the tank body 1. Then, the insertion rod 96 is pushed horizontally so that the insertion rod 96 moves horizontally and is inserted into the positioning rod 91. Then, the knob 95 is turned, and the knob 95 drives the screw rod 94 to rotate, so that the screw rod 94 performs a threaded motion, and the screw 94 drives the pressure block 98 to move downward, and the pressure block 98 drives the insertion rod 96 to move downward, so that the positioning rod 91 can be pulled down, and the sealing ring 8 can be tightened by the cover plate 5 to improve the sealing performance of the connection between the cover plate 5 and the tank body 1.

[0026] The reinforcement layer 102 is made of vulcanized rubber, which can improve the structural strength of the sealing ring 8. The corrosion-resistant layer 103 is made of fluorosilicone rubber, which makes the outer surface of the sealing ring 8 have good corrosion resistance.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A corrosion-resistant structure of a sewage treatment filter, comprising a tank body (1), characterized in that: A drainage pipe (2) is provided at the bottom of the tank body (1), a water inlet pipe (3) is provided at the left end of the tank body (1), and a water outlet pipe (4) is provided at the right end of the tank body (1). A cover plate (5) is slidably sleeved on the outside of the tank body (1), a sealing ring (8) is fixedly connected to the inside of the cover plate (5), and the sealing ring (8) contacts the tank body (1). A cleaning pipe (6) is fixedly connected to the inside of the cover plate (5), and an exhaust pipe (7) is fixedly connected to the inside of the cover plate (5) and located on the right side of the cleaning pipe (6). A pressing mechanism (9) is provided on the cover plate (5).

2. The corrosion-resistant structure of a sewage treatment filter according to claim 1, characterized in that: The clamping mechanism (9) includes a positioning rod (91), the bottom of the cover plate (5) is fixedly connected to the positioning rod (91), the outer side of the positioning rod (91) is slidably sleeved with a fixing seat (92), the fixing seat (92) is fixedly sleeved on the outer side of the tank body (1), the interior of the fixing seat (92) is connected to a screw rod (94) through a thread, the bottom of the screw rod (94) is fixedly connected to a knob (95), the outer side of the screw rod (94) is slidably sleeved with an insertion rod (96), the insertion rod (96) is slidably connected to the fixing seat (92) and the positioning rod (91) respectively, the top of the insertion rod (96) is fixedly connected to a pressure block (98), and the pressure block (98) is movably connected to the fixing seat (92).

3. The corrosion-resistant structure of a sewage treatment filter according to claim 2, characterized in that: A positioning groove (93) is provided inside the fixing seat (92), and a positioning rod (91) is slidably sleeved inside the positioning groove (93).

4. The corrosion-resistant structure of a sewage treatment filter according to claim 2, characterized in that: A through slot (97) is provided inside the inserting rod (96), and a screw rod (94) is slidably sleeved inside the through slot (97).

5. The corrosion-resistant structure of a sewage treatment filter according to claim 1, characterized in that: The sealing ring (8) comprises a base layer (101), the base layer (101) is made of nitrile rubber, a reinforcement layer (102) is provided on the outside of the base layer (101), and a corrosion-resistant layer (103) is provided on the outside of the reinforcement layer (102).

6. The corrosion-resistant structure of a sewage treatment filter according to claim 5, characterized in that: The reinforcement layer (102) is made of vulcanized rubber, and the thickness of the reinforcement layer (102) is 3 mm.

7. The corrosion-resistant structure of a sewage treatment filter according to claim 5, characterized in that: The corrosion-resistant layer (103) is made of fluorosilicone rubber, and the thickness of the corrosion-resistant layer (103) is 4 mm.

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