CN216191670U

CN216191670U - Landfill leachate dense water treatment equipment

Info

Publication number: CN216191670U
Application number: CN202122494823.2U
Authority: CN
Inventors: 韦斌
Original assignee: Guangdong Dingyou Environmental Technology Co ltd
Current assignee: Guangdong Dingyou Environmental Technology Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-04-05
Anticipated expiration: 2031-10-15

Abstract

The utility model provides landfill leachate concentrated water treatment equipment which comprises a water tank, wherein the water tank comprises a pre-treatment tank and a pre-treatment tank which are sequentially arranged from top to bottom; the pre-set box comprises a pre-set box body, and the pre-set box body comprises a shell, a filter box, a gland and a pressure ring; the filter box and the pressing ring are sequentially arranged in the shell from bottom to top, the pressing cover is connected to the top of the shell, the top of the pressing ring is abutted to the bottom of the pressing cover, a filter space is formed by the filter box, the pressing ring and the pressing cover, and a water inlet communicated with the filter space is formed in the pressing cover; the bottom of the filter box is provided with a plurality of filter holes; the bottom of the housing is in communication with the pretreatment tank through a first conduit. This application is through setting up the water tank, can effectively ensure the patency that liquid flows in the treatment facility body inner tube to the guarantee is to the efficiency of landfill leachate dense water treatment, can effectively improve the speed of impurity clearance in the equipment simultaneously, has improved the convenience that landfill leachate dense water treatment facility maintained simultaneously, has fine practicality.

Description

Landfill leachate dense water treatment equipment

Technical Field

The utility model relates to the field of sewage treatment, in particular to landfill leachate concentrated water treatment equipment.

Background

The percolate concentrated water comprises percolate concentrated water of landfill sites, percolate concentrated water of garbage incineration plants and the like, and the percolate concentrated water is treated by certain methods in the prior art, such as recharging, circulating evaporation, in-furnace back spraying, membrane separation concentration and in-furnace back spraying. However, the following technical problems still exist in the present leachate treatment system to be solved:

1) biochemically undegradable organic matter substances cannot be reused:

2) the total nitrogen discharged by the percolate does not reach the standard:

3) the problems of high alkalinity and hardness in the leachate:

4) treatment of concentrated water:

the concentrated water generated by the leachate is a troublesome problem all the time, the components of the concentrated water are complex, the simple treatment brings hidden troubles of the whole field operation, if the concentrated water is treated finely, besides the investment of a leachate treatment system, a large amount of additional investment is needed, and the highest treatment mode at present can only reduce the concentrated water amount from 30% to 12%, and if the leachate with large water amount is treated, the concentrated water amount is still large.

In summary, the current mainstream process or device can not solve the above problems, and the advanced treatment unit needs to be reformed and updated, so that the main process for treating leachate can achieve the highest reduction of concentrated water while solving the above problems, and achieve the effect of near zero emission.

SUMMERY OF THE UTILITY MODEL

Based on this, in order to solve the problems that in the prior art, large-particle impurities in leachate concentrated water are removed at the later stage, so that the impurities in the leachate concentrated water are easily blocked in an equipment pipeline, the smoothness of liquid flowing in the pipeline is influenced, even the pipeline is blocked, the treatment efficiency of the equipment is influenced, and the convenience of maintenance of landfill leachate treatment equipment is influenced due to the complicated and inconvenient later impurity cleaning process of an adsorption tower in the equipment, the utility model provides landfill leachate concentrated water treatment equipment, which has the following specific technical scheme:

a landfill leachate concentrated water treatment device comprises a treatment device body and a water tank communicated with a water inlet of the treatment device body, wherein the water tank comprises a pre-treatment tank and a pre-treatment tank which are sequentially arranged from top to bottom;

the preset box comprises a preset box body, a gear and a power motor,

the pre-arranged box body comprises a shell, a filter box, a gland and a pressure ring;

the filter box and the pressing ring are sequentially arranged in the shell from bottom to top, the pressing cover is connected to the top of the shell, the top of the pressing ring is abutted to the bottom of the pressing cover, a filter space is formed by the filter box, the pressing ring and the pressing cover, and a water inlet communicated with the filter space is formed in the pressing cover;

a first space avoiding position is formed in the shell, a tooth part is arranged on the outer wall of the filter box matched with the first space avoiding position, the tooth part is meshed with the gear, and the power motor is in driving connection with the gear;

a support for supporting the filter box is arranged on the bottom of the shell, and the bottom of the filter box is abutted against the top of the support;

the bottom of the filter box is provided with a plurality of filter holes;

the bottom of the housing is in communication with the pretreatment tank through a first conduit.

Foretell landfill leachate dense water treatment facilities through setting up and preset the case and the case of preliminary treatment, can effectively ensure the patency of liquid flow in the treatment facility body inner tube to the guarantee is to the efficiency of landfill leachate dense water treatment, can effectively improve the speed of impurity removal in the equipment simultaneously, has improved the convenience that landfill leachate dense water treatment facilities maintained simultaneously, has fine practicality.

Furthermore, the top of support is provided with the convex body, the bottom of rose box be provided with the second of convex body looks adaptation keeps away the vacancy.

Further, the bottom of the filter box comprises a plane and an inclined plane, the inclined plane is enclosed to form the second vacancy avoiding position, and the filter holes are formed in the plane.

Further, the pretreatment tank comprises a shell and an ultrasonic generator; the shell is internally provided with a first anode, a second anode and a cathode, the first anode is internally provided with an ultrasonic vibrating rod and is electrically connected with the ultrasonic generator, and the shell is communicated with a water inlet of the treatment equipment body through a second pipeline.

Further, a heater is disposed inside the housing.

Furthermore, the cathode, the first anode and the second anode are all of a mesh structure.

Further, the top of the inner wall of the shell is provided with a bubble collecting device, and the bubble collecting device is communicated with the bubble reaction tank through a third pipeline.

Further, a discharge pipe is arranged at the bottom of the bubble reaction tank.

Further, the lowest point of the bubble collecting device is higher than the lowest point of the portion of the first pipe extending into the pretreatment tank.

Furthermore, an external thread is arranged on the outer wall of the compression ring, and an internal thread matched with the external thread is arranged on the inner wall of the shell.

Drawings

The utility model will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

Fig. 1 is a schematic structural diagram of a landfill leachate concentrated water treatment device in one embodiment of the present invention.

Description of reference numerals:

1. a housing; 2. a filter box; 3. a gland; 4. pressing a ring; 5. a gear; 6. a water inlet; 7. a support; 8. a housing; 9. an ultrasonic generator; 10. a first anode; 11. a second anode; 12. a cathode; 13. a heater; 14. a collection hood; 15. an ultrasonic vibration rod; 16. and (4) processing the equipment body.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to embodiments thereof. It should be understood that the detailed description and specific examples, while indicating the scope of the utility model, are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" used herein do not denote any particular order or quantity, but rather are used to distinguish one element from another.

As shown in fig. 1, the landfill leachate concentrated water treatment equipment in an embodiment of the present invention includes a treatment equipment body 16 and a water tank communicated with a water inlet of the treatment equipment body 16, where the water tank includes a pre-treatment tank and a pre-treatment tank which are sequentially arranged from top to bottom;

the preset box comprises a preset box body, a gear 5 and a power motor,

the pre-arranged box body comprises a shell 1, a filter box 2, a gland 3 and a pressure ring 4;

the filter box 2 and the pressing ring 4 are sequentially arranged in the shell 1 from bottom to top, the gland 3 is connected to the top of the shell 1, the top of the pressing ring 4 is abutted to the bottom of the gland 3, a filtering space is formed by the filter box 2, the pressing ring 4 and the gland 3, and a water inlet 6 communicated with the filtering space is formed in the gland 3;

a first clearance avoiding position is formed in the shell 1, a tooth part is arranged on the outer wall of the filter box 2 matched with the first clearance avoiding position, the tooth part is meshed with the gear 5, and the power motor is in driving connection with the gear 5;

a support 7 for supporting the filter box 2 is arranged on the bottom of the shell 1, and the bottom of the filter box 2 is abutted against the top of the support 7;

the bottom of the filter box 2 is provided with a plurality of filter holes;

the bottom of the housing 1 communicates with the pretreatment tank through a first pipe.

Foretell landfill leachate dense water treatment facilities through setting up and preset the case and the case of preliminary treatment, can effectively ensure the patency of liquid flow in the 16 inside pipelines of treatment facility body to the guarantee is to the efficiency of landfill leachate dense water treatment, can effectively improve the speed of impurity removal in the equipment simultaneously, has improved the convenience that landfill leachate dense water treatment facilities maintained simultaneously, has fine practicality.

In one embodiment, the top of the support 7 is provided with a convex body, and the bottom of the filter box 2 is provided with a second space avoiding position matched with the convex body.

Through the convex body, the filter box 2 is positioned, and meanwhile, the garbage percolate can move towards the side wall of the filter box 2.

In one embodiment, the bottom of the filter box 2 comprises a plane and an inclined plane, the inclined plane encloses the second clearance space, and the filter holes are arranged on the plane.

Specifically, the filter tank 2 intercepts large particle impurities in the landfill leachate, and the power motor drives the filter tank 2 to rotate through the gear 5, so as to ensure that the large particle impurities in the landfill leachate in the filter tank 2 do not settle too fast due to the centrifugal force and the buoyancy, and then the residual landfill leachate enters the pretreatment tank through the first pipeline. When needs clearance, will gland 3 and clamping ring 4 take out the back in proper order, take out immediately rose box 2 washs alone this moment rose box 2 is very convenient.

In one embodiment, the power motor is a common technical means in the prior art, and is not described herein again.

In one of the embodiments, the pretreatment tank comprises a housing 8 and an ultrasonic generator 9; the inside first positive pole 10, second positive pole 11 and the negative pole 12 of being provided with of casing 8, first positive pole 10 in be provided with ultrasonic vibration stick 15 and with supersonic generator 9 electricity is connected, casing 8 through the second pipeline with the water inlet intercommunication of treatment facility body 16. Ultrasonic waves generated by the ultrasonic generator 9 enable cavitation bubbles to form, grow and instantly destroy, so that huge energy is released, the disinfection effect is achieved, and meanwhile, gas wrapped in the landfill leachate can be smoothly brought above the liquid level.

Specifically, the cathode 12 is attached to the inner wall of the case 8.

Specifically, the first anode, the second anode and the ultrasonic vibration rod may be disposed in the housing 8 according to actual requirements, and are not limited by the position of the drawings in the specification.

In one embodiment, the inside of the housing 8 is provided with a heater 13, and the environment is heated to a proper temperature, so that the reaction efficiency is improved.

In one embodiment, the cathode 12, the first anode 10 and the second anode 11 are all of a mesh structure, and the mesh structure increases the reaction area and effectively improves the reaction efficiency.

In one embodiment, the top of the inner wall of the shell 8 is provided with a bubble collecting device, and the bubble collecting device is communicated with the bubble reaction tank through a third pipeline. Through setting up bubble collection device, can conveniently come out the independent processing with the bubble separation in the landfill leachate, the influence that the bubble material brought for landfill leachate subsequent processing has significantly reduced, has made things convenient for the stability of landfill leachate subsequent processing process, has smoothly gone on.

In one embodiment, the bubble collecting device comprises a collecting hood 14 and a fan, wherein the collecting hood 14 is in an inverted trumpet shape and is arranged in the pretreatment tank, and the fan is arranged in the fourth pipeline. The inverted trumpet shape may facilitate smooth collection of bubbles by the collection hood 14.

In one embodiment, the bottom of the bubble reaction tank is provided with a discharge pipe. After the reaction of the bubbles in the bubble reaction tank, the liquid formed is discharged through a discharge pipe and subjected to a subsequent treatment such as sorting and collection again. The bubble reaction tank is a common technical means in the field and is not described in detail herein.

In one embodiment, the lowest point of the bubble collecting device is higher than the lowest point of the portion of the first pipe extending into the pretreatment tank. Specifically, the lowest point of the collecting hood 14 is higher than the lowest point of the portion of the first pipe extending into the pretreatment tank, and the gas can be effectively collected by this arrangement.

In one embodiment, the outer wall of the compression ring 4 is provided with an external thread, and the inner wall of the housing 1 is provided with an internal thread matched with the external thread.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The landfill leachate concentrated water treatment equipment is characterized by comprising a treatment equipment body and a water tank communicated with a water inlet of the treatment equipment body, wherein the water tank comprises a pre-treatment tank and a pre-treatment tank which are sequentially arranged from top to bottom;

the preset box comprises a preset box body, a gear and a power motor,

the bottom of the filter box is provided with a plurality of filter holes;

2. The landfill leachate concentrated water treatment device as claimed in claim 1, wherein the top of the support is provided with a convex body, and the bottom of the filter tank is provided with a second vacancy avoiding body matched with the convex body.

3. The landfill leachate concentrated water treatment facility of claim 2, wherein the bottom of the filter tank comprises a flat surface and an inclined surface, the inclined surface is shielded to form the second vacancy-avoiding portion, and the filter holes are arranged on the flat surface.

4. The landfill leachate concentrated water treatment facility of claim 1, wherein, the pretreatment tank comprises a housing and an ultrasonic generator; the shell is internally provided with a first anode, a second anode and a cathode, the first anode is internally provided with an ultrasonic vibrating rod and is electrically connected with the ultrasonic generator, and the shell is communicated with a water inlet of the treatment equipment body through a second pipeline.

5. The landfill leachate concentrated water treatment facility of claim 4, wherein the inside of the housing is provided with a heater.

6. The landfill leachate concentrated water treatment facility of claim 4, wherein the cathode, the first anode and the second anode are all of a mesh structure.

7. The landfill leachate concentrated water treatment device according to claim 4, wherein the top of the inner wall of the shell is provided with a bubble collecting device, and the bubble collecting device is communicated with the bubble reaction tank through a third pipeline.

8. The landfill leachate concentrated water treatment facility of claim 7, wherein the bottom of the bubble reaction tank is provided with a discharge pipe.

9. The landfill leachate concentrated water treatment facility of claim 7, wherein the lowest point of the bubble collecting device is higher than the lowest point of the portion of the first pipeline extending into the pretreatment tank.

10. The landfill leachate concentrated water treatment facility of any one of claims 1 to 9, wherein the outer wall of the compression ring is provided with external threads, and the inner wall of the housing is provided with internal threads adapted to the external threads.