Reverse osmosis treatment device for landfill leachate

By entering the end of the reverse osmosis group of the garbage filtration fluid treatment device, setting the interception structure, including intercepting boxes, mesh frames and filters, solving the problem of impurities that are prone to reverse osmosis membranes, extended the service life of the device and facilitated impurity treatment Essence

CN222400442UActive Publication Date: 2025-01-28SHENZHEN SHENSHUI ECOLOGICAL ENVIRONMENT TECH CO LTD
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Patent Information

Application Number
CN202421097575.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-05-20
Publication Date
2025-01-28
Estimated Expiration
2034-05-20

AI Technical Summary

Technical Problem

In the existing garbage leachate treatment device, impurities tend to block the reverse osmosis membrane, resulting in a short service life.

Method used

Design a reverse osmosis treatment device including the interception structure. The interception structure consists of a blocking box, mesh frame, and filter. It is used to filter at the end of the reverse osmosis group into the end of the pipe network, intercept and collect impurities.

Benefits of technology

Effectively intercept and collect impurities in the garbage filtration solution, prevent it from blocking the reverse osmosis membrane, extend the service life of the processing device, and facilitate the treatment of later impurities.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a reverse osmosis treatment device for landfill leachate, which aims to solve the technical problem that the service life of the reverse osmosis treatment device is short as impurities enter a reverse osmosis membrane of the reverse osmosis treatment device and are easy to block in a reverse osmosis membrane area, and comprises a reverse osmosis group pipe network and an interception structure, the interception structure is arranged at the inlet end of the reverse osmosis group pipe network; the intercepting structure comprises an intercepting box, a screen frame and a filter screen; an inlet pipe is arranged at the inlet end of the interception box, a discharge pipe is arranged at the outlet end of the interception box, and the discharge pipe is connected with the inlet pipe at the inlet end of the reverse osmosis group pipe network; the screen frame is inserted into the intercepting box; the landfill leachate filtering device disclosed by the utility model has the advantages that the landfill leachate entering the reverse osmosis group pipe network is filtered, and impurities in the landfill leachate are intercepted.
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Description

Technical Field

[0001] The utility model relates to the technical field of landfill leachate treatment, in particular to a reverse osmosis treatment device for landfill leachate. Background Art

[0002] Leachate refers to a high-concentration organic wastewater that comes from the moisture contained in the garbage itself in the landfill, the rain and snow water that enters the landfill, and other moisture, minus the saturated water holding capacity of the garbage and covering soil layers, and passes through the garbage layer and covering soil layer.

[0003] For landfill leachate, reverse osmosis treatment devices are often used for treatment. However, the landfill leachate entering the reverse osmosis treatment device contains a lot of impurities, and the reverse osmosis membrane entering the reverse osmosis treatment device is easily blocked in the reverse osmosis membrane area, resulting in a short service life of the reverse osmosis treatment device.

[0004] In view of this, we propose a reverse osmosis treatment device for landfill leachate. Utility Model Content

[0005] The purpose of the utility model is to overcome the shortcomings of the prior art, meet the actual needs, and provide a reverse osmosis treatment device for landfill leachate to solve the technical problem that impurities entering the reverse osmosis membrane of the reverse osmosis treatment device are easily blocked in the reverse osmosis membrane area, resulting in a short service life of the reverse osmosis treatment device.

[0006] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is: designing a reverse osmosis treatment device for landfill leachate, including a reverse osmosis group pipe network and an interception structure;

[0007] The interception structure is arranged at the inlet end of the reverse osmosis group pipe network;

[0008] The interception structure includes an interception box, a screen frame and a filter screen;

[0009] Interceptor Box;

[0010] Wherein, an inlet pipe is arranged at the inlet end of the interception box, and a discharge pipe is arranged at the outlet end of the interception box, and the discharge pipe is connected to the inlet pipe at the inlet end of the reverse osmosis group pipe network;

[0011] The net frame is inserted into the interception box;

[0012] The filter screen is fixed in the screen frame.

[0013] Preferably, a collection assembly is arranged in the interception box;

[0014] The collection assembly includes a collection box, a connecting rod, a top plate and a pull rod;

[0015] The collection box is arranged in the interception box;

[0016] Wherein, the collection box is located on the intercepting side of the screen frame;

[0017] Four connecting rods are fixedly arranged on the top side of the collection box in a rectangular array;

[0018] The top plate is fixed on the top ends of the four connecting rods;

[0019] Two pull rods are symmetrically fixed on the top side of the top plate.

[0020] Preferably, the top side of the collection box is arranged to be an inclined surface, and the inclined surface is inclined inwardly.

[0021] Preferably, the top plate and the top of the net frame are both located in an opening opened at the top of the interception box, and the top plate and the top of the net frame match the opening.

[0022] Preferably, a limiting assembly is arranged on the top side of the interception box;

[0023] The limiting assembly includes an L-shaped plate, a guide rod, a limiting strip and a baffle;

[0024] The vertical end of the L-shaped plate is fixedly mounted on the top side of the interception box;

[0025] Two guide rods are symmetrically arranged through the vertical section of the L-shaped plate;

[0026] The limiting strip is fixedly arranged at one end of the two guide rods;

[0027] The baffle is fixedly arranged at the other end of the two guide rods;

[0028] Wherein, springs A are respectively sleeved on the two guide rods between the baffle plate and the vertical section of the L-shaped plate;

[0029] Wherein, the baffle plate is limitedly matched with the top plate and the top of the screen frame.

[0030] Preferably, a handle is fixedly provided on the top side of the baffle.

[0031] Preferably, the limiting assembly further includes a connecting plate, a movable bar, a spring B and a positioning bar;

[0032] The connecting plate is passed through the horizontal section of the L-shaped plate;

[0033] The movable bar is fixed on the top of the connecting plate;

[0034] Two springs B are symmetrically arranged between the movable bar and the horizontal section of the L-shaped plate;

[0035] The positioning strip is fixedly arranged at the bottom end of the connecting plate;

[0036] Wherein, the bottom of the positioning strip is positioned and matched with the positioning groove provided on the top side of the baffle;

[0037] Wherein, one side of the bottom of the positioning strip is configured as an arc-shaped surface.

[0038] Compared with the prior art, the beneficial effects of the utility model are:

[0039] 1. The utility model has the advantages of filtering the landfill leachate entering the reverse osmosis group pipe network and intercepting the impurities in the landfill leachate by arranging an interception box, a mesh frame and a filter screen, thereby solving the problem that impurities entering the reverse osmosis membrane of the reverse osmosis treatment device are easily blocked in the reverse osmosis membrane area, resulting in a short service life of the reverse osmosis treatment device.

[0040] 2. The utility model has the advantage of collecting the intercepted impurities and facilitating the later processing by arranging the collecting box, the connecting rod, the top plate and the pulling rod.

[0041] 3. The utility model has the advantages of blocking and positioning the top plate and the top of the screen frame by arranging the L-shaped plate, the guide rod, the limit strip, the baffle plate and the spring A, so that the top plate and the screen frame can be stably installed.

[0042] 4. The utility model has the advantage of positioning the pushed-out baffle plate by arranging the connecting plate, the movable bar, the spring B, the positioning bar and the positioning groove, and not obstructing when taking out the top plate and the screen frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0044] Figure 2 It is a partial cross-sectional schematic diagram of the interception structure of the utility model;

[0045] Figure 3 This is a schematic diagram of the structure of the collection component of the utility model;

[0046] Figure 4 This is a schematic diagram of the structure of the limit assembly of the utility model;

[0047] In the figure: 1. Reverse osmosis group pipe network; 2. Interception structure;

[0048] 201, interception box; 202, inlet pipe; 203, outlet pipe; 204, screen frame; 205, filter screen; 206, collection assembly; 207, limit assembly;

[0049] 2011, opening;

[0050] 2061, collection box; 2062, connecting rod; 2063, top plate; 2064, pull rod; 2065, inclined plane;

[0051] 2071. L-shaped plate; 2072. Guide rod; 2073. Baffle; 2074. Limiting strip; 2075. Spring A; 2076. Handle; 2077. Connecting plate; 2078. Movable strip; 2079. Positioning strip; 20710. Spring B; 20711. Positioning groove. DETAILED DESCRIPTION

[0052] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0053] Example 1: A reverse osmosis treatment device for landfill leachate, see Figure 1 to Figure 2 ;

[0054] It includes a reverse osmosis group pipe network 1 and an interception structure 2; the interception structure 2 is arranged at the inlet end of the reverse osmosis group pipe network 1;

[0055] The interception structure 2 includes an interception box 201, a mesh frame 204 and a filter screen 205; an inlet pipe 202 is arranged at the inlet end of the interception box 201, and a discharge pipe 203 is arranged at the outlet end of the interception box 201, and the discharge pipe 203 is connected to the inlet pipe of the reverse osmosis group pipe network 1;

[0056] The mesh frame 204 is inserted into the interception box 201; the filter screen 205 is fixedly arranged in the mesh frame 204, and the mesh number of the filter screen 205 is selected by the technicians in this field according to the actual situation.

[0057] The utility model has the advantages of filtering the landfill leachate entering into the reverse osmosis group pipe network 1 and intercepting the impurities in the landfill leachate by arranging the interception box 201, the mesh frame 204 and the filter screen 205, thereby solving the problem that the impurities entering the reverse osmosis membrane of the reverse osmosis treatment device are easily blocked in the reverse osmosis membrane area, resulting in a short service life of the reverse osmosis treatment device.

[0058] Example 2: A reverse osmosis treatment device for landfill leachate, see Figure 2 and Figure 3 ;

[0059] A collection assembly 206 is arranged in the interception box 201;

[0060] The collecting assembly 206 includes a collecting box 2061, a connecting rod 2062, a top plate 2063 and a pulling rod 2064; the collecting box 2061 is arranged in the intercepting box 201; wherein, the collecting box 2061 is located on the intercepting side of the mesh frame 204; four connecting rods 2062 are fixed in a rectangular array on the top side of the collecting box 2061; the top plate 2063 is fixed on the top of the four connecting rods 2062; two pulling rods 2064 are symmetrically fixed on the top side of the top plate 2063; the top side of the collecting box 2061 is set as an inclined surface 2065, and the inclined surface 2065 is inclined inwardly, and the impurities intercepted by the filter net 205 will enter the collecting box 2061 along the inclined surface 2065.

[0061] The utility model has the advantage of collecting the intercepted impurities and facilitating the later processing by arranging the collecting box 2061, the connecting rod 2062, the top plate 2063 and the pulling rod 2064.

[0062] The top plate 2063 and the top of the screen frame 204 are both located in the opening 2011 opened at the top of the interception box 201, and the top plate 2063 and the top of the screen frame 204 match the opening 2011, so that the top plate 2063 and the top of the screen frame 204 can remain stable.

[0063] Example 3: A reverse osmosis treatment device for landfill leachate, see Figure 2 and Figure 4 ;

[0064] A limit assembly 207 is arranged on the top side of the interception box 201;

[0065] The limiting assembly 207 includes an L-shaped plate 2071, a guide rod 2072, a limiting strip 2074 and a baffle 2073; the vertical end of the L-shaped plate 2071 is fixed on the top side of the interception box 201; two guide rods 2072 are symmetrically arranged in the vertical section of the L-shaped plate 2071; the limiting strip 2074 is fixed on one end of the two guide rods 2072; the baffle 2073 is fixed on the other end of the two guide rods 2072; wherein, springs A2075 are respectively sleeved on the two guide rods 2072 between the baffle 2073 and the vertical section of the L-shaped plate 2071, and the two ends of the spring A2075 are respectively fixedly connected to the baffle 2073 and the vertical section of the L-shaped plate 2071, and the elastic coefficient of the spring A2075 is selected by the technicians of this profession according to the actual situation. wherein, the baffle 2073 cooperates with the top plate 2063 and the top of the net frame 204 in limiting manner. A handle 2076 is fixedly provided on the top side of the baffle 2073 , and it is easier to move the baffle 2073 by holding the handle 2076 .

[0066] The utility model has the advantage of blocking and positioning the top of the top plate 2063 and the screen frame 204 by arranging the L-shaped plate 2071, the guide rod 2072, the limit strip 2074, the baffle 2073 and the spring A2075, so that the top plate 2063 and the screen frame 204 can be stably installed.

[0067] Example 4: A reverse osmosis treatment device for landfill leachate, see Figure 4 ;

[0068] The limiting assembly 207 also includes a connecting plate 2077, a movable bar 2078, a spring B 20710 and a positioning bar 2079;

[0069] The connecting plate 2077 is passed through the horizontal section of the L-shaped plate 2071; the movable bar 2078 is fixed at the top of the connecting plate 2077; the two springs B20710 are symmetrically arranged between the movable bar 2078 and the horizontal section of the L-shaped plate 2071, and the two ends of the spring B20710 are fixedly connected to the movable bar 2078 and the horizontal section of the L-shaped plate 2071 respectively, and the elastic coefficient of the spring B20710 is selected and used by the technical personnel in this profession according to actual conditions; the positioning bar 2079 is fixed at the bottom end of the connecting plate 2077; wherein, the bottom of the positioning bar 2079 is positioned and matched with the positioning groove 20711 opened on the top side of the baffle 2073; wherein, one side of the bottom of the positioning bar 2079 is set to an arc surface, and when the baffle 2073 is pushed out and contacts the arc surface, it can directly lift the positioning bar 2079.

[0070] The utility model has the advantage of positioning the pushed-out baffle 2073 by arranging the connecting plate 2077, the movable bar 2078, the spring B20710, the positioning bar 2079 and the positioning groove 20711, so as to avoid any obstruction when taking out the top plate 2063 and the screen frame 204.

[0071] Working principle: When using the device of the utility model, the landfill leachate entering the interception box 201 from the inlet pipe 202 passes through the filter 205, and the filter 205 intercepts impurities in the landfill leachate. The filtered landfill leachate is discharged from the discharge pipe 203 and enters the reverse osmosis group pipe network 1 for treatment. The intercepted impurities enter the collection box 2061 along with the sediment.

[0072] When cleaning impurities, hold the handle 2076 to push out the baffle 2073, and the baffle 2073 pushes the guide rod 2072 to move, and the spring A2075 is further compressed. When the baffle 2073 is pushed out, it contacts the curved surface and can directly lift the positioning bar 2079. The positioning bar 2079 pushes the connecting plate 2077 and the movable bar 2078 to move upward, and the spring B20710 is stretched until the bottom of the positioning bar 2079 corresponds to the positioning groove 20711. Under the action of the spring B20710, the positioning bar 2079 moves downward, and the bottom of the positioning bar 2079 is engaged with the positioning groove 20711 for positioning, and the top plate 2063 and the screen frame 204 are taken out, thereby taking out the collection box 2061 and the filter screen 205 respectively to clean impurities. After cleaning is completed, the collection box 2061 and the screen frame 204 are placed in the interception box 201 respectively, and the movable bar 2078 is moved upward until the bottom of the positioning bar 2079 is separated from the positioning groove 20711. Under the action of spring A2075, the baffle 2073 moves back until the baffle 2073 blocks the top plate 2063 and the top of the screen frame 204 for positioning.

[0073] The embodiments of the present invention disclose preferred embodiments, but are not limited thereto. A person skilled in the art can easily understand the spirit of the present invention based on the above embodiments and make different extensions and changes. However, as long as they do not deviate from the spirit of the present invention, they are all within the protection scope of the present invention.

Claims

1. A reverse osmosis treatment device for landfill leachate, comprising a reverse osmosis pipe network (1), characterized in that: Also includes: An interception structure (2) is arranged at the inlet end of the reverse osmosis group pipe network (1); The interception structure (2) comprises: Intercept box (201); The inlet end of the interception box (201) is provided with an inlet pipe (202), the outlet end of the interception box (201) is provided with a discharge pipe (203), and the discharge pipe (203) is connected to the inlet pipe at the inlet end of the reverse osmosis group pipe network (1); A net frame (204) is inserted into the interception box (201); The filter screen (205) is fixedly arranged in the screen frame (204).

2. A reverse osmosis treatment device for landfill leachate according to claim 1, characterized in that: A collection assembly (206) is arranged in the interception box (201); The collecting component (206) comprises: A collection box (2061) is arranged in the interception box (201); Wherein, the collection box (2061) is located on the intercepting side of the screen frame (204); Four connecting rods (2062) are fixedly arranged on the top side of the collecting box (2061) in a rectangular array; A top plate (2063) is fixedly mounted on the top ends of the four connecting rods (2062); Two pull rods (2064) are symmetrically fixed on the top side of the top plate (2063).

3. A reverse osmosis treatment device for landfill leachate according to claim 2, characterized in that: The top side of the collection box (2061) is arranged to form an inclined surface (2065), and the inclined surface (2065) is inclined inwards.

4. A reverse osmosis treatment device for landfill leachate according to claim 2, characterized in that: The top plate (2063) and the top of the net frame (204) are both located in the opening (2011) opened at the top of the interception box (201), and the top plate (2063) and the top of the net frame (204) match the opening (2011).

5. A reverse osmosis treatment device for landfill leachate according to claim 2, characterized in that: A limiting assembly (207) is arranged on the top side of the interception box (201); The limiting component (207) comprises: An L-shaped plate (2071), the vertical end of which is fixedly mounted on the top side of the interception box (201); Two guide rods (2072) are symmetrically arranged through the vertical section of the L-shaped plate (2071); A limiting strip (2074) is fixedly mounted on one end of the two guide rods (2072); A baffle (2073) is fixedly mounted on the other end of the two guide rods (2072); Wherein, springs A (2075) are respectively sleeved on the two guide rods (2072) between the baffle plate (2073) and the vertical section of the L-shaped plate (2071); Wherein, the baffle plate (2073) cooperates with the top plate (2063) and the top of the screen frame (204) in a limiting manner.

6. A reverse osmosis treatment device for landfill leachate according to claim 5, characterized in that: A handle (2076) is fixedly provided on the top side of the baffle (2073).

7. A reverse osmosis treatment device for landfill leachate according to claim 5, characterized in that: The limiting component (207) further includes: A connecting plate (2077) is provided through the horizontal section of the L-shaped plate (2071); A movable bar (2078) is fixedly mounted on the top of the connecting plate (2077); Two springs B (20710) are symmetrically arranged between the movable bar (2078) and the horizontal section of the L-shaped plate (2071); A positioning strip (2079) is fixedly mounted on the bottom end of the connecting plate (2077); Wherein, the bottom of the positioning strip (2079) is positioned and matched with the positioning groove (20711) provided on the top side of the baffle (2073); Wherein, one side of the bottom of the positioning strip (2079) is configured as an arc-shaped surface.