CN212076616U - A reverse osmosis device for landfill leachate desalination system - Google Patents

Abstract

The utility model discloses a reverse osmosis unit of landfill leachate desalination system, including shell, inlet tube, reverse osmosis subassembly, top cap, drain pipe, kerve and locking device. The utility model discloses landfill leachate desalination system's reverse osmosis unit, waste water passes after the inlet hole, carry out reverse osmosis to waste water through the reverse osmosis net, enter into the inside groove with waste water from bottom hole department, waste water filters the back at the filter screen through in the connecting tube, enter into in the drain pipe, outwards discharge through the drain pipe, when needs wash or change reverse osmosis net, take off the top cap from the shell, rotate the locking cap, through the threaded connection between locking cap and the extension pipe, make locking cap and extension pipe phase separation, take the locating lever out from the extension pipe, make the frame leave the inside of shell, realize wasing and changing reverse osmosis net, the repacking is put can be convenient wash and change reverse osmosis net, maintain reverse osmosis net's good condition.

Description

A reverse osmosis device for landfill leachate desalination system

technical field

The utility model relates to the technical field of garbage filtration, in particular to a reverse osmosis device of a landfill leachate desalination system.

Background technique

With the continuous improvement of environmental protection requirements, contradictions such as insufficient water resources and limited environmental capacity have become increasingly prominent. In the production process of petrochemical, coal chemical, electric power, steel and seawater desalination, a large amount of salty wastewater will be produced. In order to reduce the external drainage volume and improve the use efficiency of water, the current salty wastewater is generally treated by reverse osmosis-based membrane method and then recycled, which improves the use efficiency of water to a certain extent, but the existing filtration membranes for reverse osmosis It is fixed internally. After long-term use, there will be poor filtering effect and damage. It cannot be disassembled and replaced, resulting in poor reverse osmosis effect or even unable to work.

Utility model content

The purpose of the utility model is to provide a reverse osmosis device of a landfill leachate desalination system, which can easily clean and replace the reverse osmosis net, maintain the good state of the reverse osmosis net, and solve the problems in the prior art.

In order to achieve the above purpose, the utility model provides the following technical solutions: a reverse osmosis device for a landfill leachate desalination system, comprising a casing, a water inlet pipe, a reverse osmosis assembly, a top cover, a drain pipe, a bottom tank and a locking device, so The outer side of the casing is provided with a water inlet pipe, the interior of the casing is provided with a reverse osmosis assembly, the top of the reverse osmosis assembly is provided with a top cover, the interior of the top cover is provided with a drain pipe, and the bottom of the casing is provided with a a bottom groove, the interior of the bottom groove is provided with a locking device;

The reverse osmosis assembly includes an outer frame, a reverse osmosis net, an inner groove, a bottom hole, a positioning rod, a lower support, an upper inlet hole, a connecting pipe and a filter screen, and a reverse osmosis net is arranged inside the outer frame. The inner side of the net is provided with an inner groove, the bottom end of the inner groove is provided with a bottom hole, the two sides of the bottom hole are provided with positioning rods, and the two sides of the positioning rod are provided with lower supports, and the bottom supports are connected with the bottom support. The outer frames are fixedly connected, an upper inlet hole is arranged above the lower support, the upper inlet hole and the outer frame are fixedly connected, a connection pipe is arranged at the top of the inner groove, and a filter is opened inside the connection pipe network;

The locking device includes a docking frame, a sealing gasket, a locking cap and an extension tube, the inner part of the docking frame is provided with a sealing gasket, the docking frame is fixedly connected to the locking cap, and the inner part of the locking cap is There are extension tubes, which are fixedly mounted on the housing.

Preferably, the positioning rod and the outer frame are fixedly connected.

Preferably, the sealing gasket is made of rubber material.

Preferably, the locking cap and the extension pipe are threadedly connected.

Compared with the prior art, the beneficial effects of the present utility model are as follows:

In the reverse osmosis device of the landfill leachate desalination system of the utility model, the waste water is poured into the shell through the water inlet pipe. In the tank, after being filtered by the filter screen in the connecting pipe, the waste water enters the drain pipe and is discharged through the drain pipe. The locking cap is separated from the extension tube through the threaded connection between the locking cap and the extension tube, and the positioning rod is pulled out from the extension tube, so that the outer frame is separated from the inside of the casing, and the cleaning of the reverse osmosis net is realized. The modified device can easily clean and replace the reverse osmosis network and maintain the good state of the reverse osmosis network.

Description of drawings

Fig. 1 is the sectional view of the utility model;

Fig. 2 is the sectional view of the reverse osmosis assembly of the present utility model;

FIG. 3 is an enlarged view of the position A in FIG. 1 of the present utility model.

In the figure: 1. Shell; 2. Inlet pipe; 3. Reverse osmosis assembly; 31. Outer frame; 32. Reverse osmosis net; 33. Inner tank; 34. Bottom hole; 35. Positioning rod; 36. Lower support; 37 , upper inlet hole; 38, connecting pipe; 39, filter screen; 4, top cover; 5, drain pipe; 6, bottom groove; 7, locking device; 71, docking frame; 72, gasket; 73, locking cap ; 74, extension tube.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Fig. 1, a reverse osmosis device of a landfill leachate desalination system, including a casing 1, a water inlet pipe 2, a reverse osmosis assembly 3, a top cover 4, a drain pipe 5, a bottom groove 6 and a locking device 7, the casing 1 A water inlet pipe 2 is arranged on the outside of the casing 1, a reverse osmosis assembly 3 is arranged inside the casing 1, a top cover 4 is arranged at the top of the reverse osmosis module 3, a drain pipe 5 is arranged inside the top cover 4, and a bottom groove is opened at the bottom of the casing 1 6. A locking device 7 is provided inside the bottom groove 6 .

2-3, the reverse osmosis assembly 3 includes an outer frame 31, a reverse osmosis net 32, an inner groove 33, a bottom hole 34, a positioning rod 35, a lower support 36, an upper inlet hole 37, a connecting pipe 38 and a filter screen 39. The inside of the frame 31 is provided with a reverse osmosis net 32, the inner side of the reverse osmosis net 32 is provided with an inner groove 33, the bottom end of the inner groove 33 is provided with a bottom hole 34, and both sides of the bottom hole 34 are provided with positioning rods 35. 35 and the outer frame 31 are fixedly connected, the two sides of the positioning rod 35 are provided with lower supports 36, the lower support 36 is fixedly connected with the outer frame 31, and an upper inlet hole 37 is arranged above the lower support 36, and the upper inlet hole 37 is connected to the outer frame 31. The frames 31 are fixedly connected, the top of the inner groove 33 is provided with a connecting pipe 38, and the interior of the connecting pipe 38 is provided with a filter screen 39. The waste water is poured into the casing 1 through the water inlet pipe 2. After the waste water passes through the upper inlet hole 37, it passes through The reverse osmosis net 32 performs reverse osmosis on the waste water, and the waste water enters the inner tank 33 from the bottom hole 34. After the waste water is filtered through the filter screen 39 in the connecting pipe 38, it enters the drain pipe 5 and passes through the drain pipe 5. To discharge to the outside, the locking device 7 includes a docking frame 71, a sealing gasket 72, a locking cap 73 and an extension tube 74. The inner part of the docking frame 71 is provided with a sealing gasket 72, the gasket 72 is made of rubber material, and the docking frame 71 is fixed It is connected to the locking cap 73. An extension tube 74 is arranged inside the locking cap 73. The locking cap 73 and the extension tube 74 are threadedly connected. The extension tube 74 is fixedly installed on the housing 1. When cleaning or replacing, remove the top cover 4 from the housing 1, turn the locking cap 73, and separate the locking cap 73 from the extension tube 74 through the threaded connection between the locking cap 73 and the extension tube 74, The positioning rod 35 is pulled out from the extension pipe 74 to make the outer frame 31 leave the interior of the casing 1 , so as to realize the cleaning and replacement of the reverse osmosis net 32 .

Working principle: The waste water is poured into the shell 1 through the water inlet pipe 2. After the waste water passes through the upper inlet hole 37, the waste water is reverse osmosised through the reverse osmosis network 32, and the waste water enters the inner tank 33 from the bottom hole 34. After being filtered by the filter screen 39 in the connecting pipe 38, it enters the drain pipe 5 and is discharged out through the drain pipe 5. When the reverse osmosis screen 32 needs to be cleaned or replaced, the top cover 4 is removed from the casing 1. Then, rotate the locking cap 73 to separate the locking cap 73 from the extension tube 74 through the threaded connection between the locking cap 73 and the extension tube 74, pull out the positioning rod 35 from the extension tube 74, and make the outer frame 31 The cleaning and replacement of the reverse osmosis net 32 is realized by leaving the inside of the casing 1 .

To sum up, the reverse osmosis device of the landfill leachate desalination system of the present utility model pours the waste water into the shell 1 through the water inlet pipe 2, and after the waste water passes through the upper inlet hole 37, the reverse osmosis net 32 conducts reverse osmosis on the waste water, The waste water enters the inner tank 33 from the bottom hole 34. After being filtered by the filter screen 39 in the connecting pipe 38, the waste water enters the drain pipe 5 and is discharged through the drain pipe 5. 32 When cleaning or replacing, remove the top cover 4 from the housing 1, turn the locking cap 73, and separate the locking cap 73 from the extension tube 74 through the threaded connection between the locking cap 73 and the extension tube 74 , the positioning rod 35 is pulled out from the extension pipe 74, so that the outer frame 31 is separated from the interior of the casing 1, and the cleaning and replacement of the reverse osmosis net 32 is realized. The modified device can easily clean and replace the reverse osmosis net 32. The infiltrating mesh 32 is in good condition.

It should be noted that, in this document, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any relationship between these entities or operations. any such actual relationship or sequence exists. Moreover, the terms "comprising", "comprising" or any other variation thereof are intended to encompass a non-exclusive inclusion such that a process, method, article or device that includes a list of elements includes not only those elements, but also includes not explicitly listed or other elements inherent to such a process, method, article or apparatus.

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 and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (4)

1. A reverse osmosis device for a landfill leachate desalination system, comprising a casing (1), a water inlet pipe (2), a reverse osmosis assembly (3), a top cover (4), a drain pipe (5), and a bottom tank (6) ) and a locking device (7), characterized in that a water inlet pipe (2) is provided on the outer side of the outer casing (1), a reverse osmosis assembly (3) is arranged inside the outer casing (1), and the reverse osmosis The top of the assembly (3) is provided with a top cover (4), the interior of the top cover (4) is provided with a drain pipe (5), the bottom of the casing (1) is provided with a bottom groove (6), and the bottom is provided with a bottom groove (6). A locking device (7) is provided inside the groove (6); The reverse osmosis assembly (3) comprises an outer frame (31), a reverse osmosis net (32), an inner groove (33), a bottom hole (34), a positioning rod (35), a lower support (36), and an upper inlet hole (37) ), a connecting pipe (38) and a filter screen (39), the inside of the outer frame (31) is provided with a reverse osmosis net (32), and the inside of the reverse osmosis net (32) is provided with an inner groove (33), The bottom end of the inner groove (33) is provided with a bottom hole (34), both sides of the bottom hole (34) are provided with positioning rods (35), and both sides of the positioning rod (35) are provided with a bottom hole (35). A support (36), the lower support (36) is fixedly connected with the outer frame (31), an upper inlet hole (37) is provided above the lower support (36), and the upper inlet hole (37) is connected to the outer frame (31) are fixedly connected, the top end of the inner groove (33) is provided with a connecting pipe (38), and the interior of the connecting pipe (38) is provided with a filter screen (39); The locking device (7) comprises a docking frame (71), a gasket (72), a locking cap (73) and an extension pipe (74), and a gasket (72) is provided inside the docking frame (71). , the docking frame (71) is fixedly connected to the locking cap (73), an extension tube (74) is arranged inside the locking cap (73), and the extension tube (74) is fixedly installed on the housing (1) )superior. 2 . The reverse osmosis device of a landfill leachate desalination system according to claim 1 , wherein the positioning rod ( 35 ) is fixedly connected with the outer frame ( 31 ). 3 . 3 . The reverse osmosis device of a landfill leachate desalination system according to claim 1 , wherein the sealing gasket ( 72 ) is made of rubber material. 4 . 4 . The reverse osmosis device of a landfill leachate desalination system according to claim 1 , wherein the locking cap ( 73 ) and the extension pipe ( 74 ) are threadedly connected. 5 .

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