CN216472584U

CN216472584U - Landfill leachate concentrate pretreatment equipment

Info

Publication number: CN216472584U
Application number: CN202122819782.XU
Authority: CN
Inventors: 吴学钦; 黄道琳
Original assignee: Fuzhou Kehuang Ecological Environmental Protection Technology Co ltd
Current assignee: Fuzhou Kehuang Ecological Environmental Protection Technology Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-10
Anticipated expiration: 2031-11-17

Abstract

The utility model discloses a garbage leachate concentrated solution pretreatment device, which comprises a device main body, a precipitation cavity, a precipitation collection cavity and a reaction cavity, and is characterized in that a feeding pipe and a water pumping pipe are arranged on the side wall of the precipitation cavity in a penetrating manner, one end of the water pumping pipe, far away from the precipitation cavity, is communicated with the reaction cavity, a discharge hole is formed in the bottom of the precipitation cavity, a first plate groove and a second plate groove are symmetrically formed in the side wall of the discharge hole, the second plate groove penetrates through the device main body, a sealing plate for sealing the discharge hole is arranged in the second plate groove, a through groove and a short plate groove are symmetrically formed in the side wall of the precipitation collection cavity, the through groove penetrates through the device main body, a sediment groove for collecting sediment is arranged in the through groove, a support plate is fixedly arranged on the side wall of the precipitation collection cavity, a medicine discharge pipe is arranged on the side wall of the reaction cavity in a penetrating manner, a stirrer is arranged in the bottom of the side wall of the reaction cavity in a penetrating manner, and the device can separate concentrated solution sediment and concentrated solution, the pretreatment rate and effect of the concentrated solution are improved.

Description

Landfill leachate concentrate pretreatment equipment

Technical Field

The utility model relates to the technical field of garbage treatment, in particular to garbage leachate concentrated solution pretreatment equipment.

Background

The leachate is a liquid with high concentration of organic or inorganic components generated under the seepage action of precipitation and groundwater due to the biochemical degradation action of compaction, fermentation and the like in the stacking and landfill processes of the garbage, and is called as garbage leachate, also called as leachate. Factors influencing the generation of percolate are many, and mainly include rainfall condition of a garbage stacking and burying area, the property and the composition of garbage, seepage-proofing treatment condition of a landfill site, hydrogeological conditions of the site and the like.

In the landfill leachate concentrated solution treatment process, the pretreatment by drugs is required firstly, and then the subsequent purification treatment is carried out, and in order to ensure the pretreatment effect of the concentrated solution, a precipitation tank is generally required to be used for precipitation pretreatment. However, most of the existing precipitation equipment is of a simple conical box structure, the concentrated solution is directly introduced for standing precipitation, the concentrated solution and the sediments cannot be separated for pretreatment of the concentrated solution, and the treatment effect on the concentrated solution is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide landfill leachate concentrated solution pretreatment equipment to solve the technical problem.

In order to achieve the purpose, the utility model provides the following technical scheme: a garbage leachate concentrated solution pretreatment device comprises a device main body, a sedimentation chamber, a sedimentation collection chamber and a reaction chamber, wherein an inlet pipe and a water pumping pipe are arranged on the side wall of the sedimentation chamber in a penetrating manner, one end, far away from the sedimentation chamber, of the water pumping pipe is communicated with the reaction chamber, a discharge port is arranged at the bottom of the sedimentation chamber, a first plate groove and a second plate groove are symmetrically arranged on the side wall of the discharge port, the second plate groove penetrates through the device main body, a sealing plate for sealing the discharge port is arranged in the second plate groove, a through groove and a short plate groove are symmetrically arranged on the side wall of the sedimentation collection chamber, the through groove penetrates through the device main body, a sediment groove for collecting sediments is arranged in the through groove, a supporting plate is fixedly arranged on the side wall of the sedimentation collection chamber, a medicine discharge pipe is arranged on the side wall of the reaction chamber in a penetrating manner, a screw cap is connected to the part, positioned outside the device main body, and a stirring motor is arranged at the bottom of the reaction chamber, the stirring motor output end rotates and is connected with the agitator, and reaction chamber lateral wall bottom runs through and is equipped with the drain pipe, be equipped with the drain valve on the drain pipe.

Preferably, the equipment main body is provided with a high-pressure water pump, the high-pressure water pump is connected with a water spray pipe, and the direction of a water spray opening of the water spray pipe is along the direction of the inner wall of the precipitation cavity.

Preferably, the bottom of the sedimentation chamber is conical, a limiting groove is formed in the side wall of the second plate groove, a limiting block is fixedly arranged on the sealing plate, the limiting block is connected with the limiting groove in a sliding mode, and a handle is fixedly connected to one end, located outside the equipment main body, of the sealing plate.

Preferably, one end of the water pumping pipe, which is positioned in the sedimentation cavity, is fixedly provided with a filter membrane, and the water pumping pipe is provided with a water pumping pump.

Preferably, the sediment groove includes short slab, bottom plate, long slab and pull ring, and the bottom plate is inconsistent with the backup pad, and it has the draw-in groove to open on the short slab, and it has the spring groove to open on the logical groove lateral wall, the spring inslot is equipped with the spring, spring fixedly connected with is used for the card to go into the fixture block of draw-in groove, fixture block and spring groove sliding connection, fixture block lateral wall fixedly connected with pull rod, spring groove lateral wall are opened there is the pull rod groove and run through the equipment main part, pull rod and pull rod groove sliding connection.

Preferably, a plurality of stirring blades are arranged on the stirrer.

Compared with the prior art, the utility model has the beneficial effects that: the arrangement of the sediment collection cavity and the reaction cavity enables the sediment of the landfill leachate concentrated solution and the concentrated solution to be separated, the treatment efficiency of the concentrated solution is improved, and the treatment effect of the concentrated solution is enhanced; the bottom of the sedimentation cavity is arranged in a conical manner, so that the sediment is concentrated towards the discharge hole, and the sediment discharge efficiency is improved; the arrangement of the high-pressure water pump and the water spray pipe can clear the sediment which is not discharged from the sedimentation cavity, and the sedimentation cavity is cleaned, so that the trouble of manually cleaning the sedimentation cavity is avoided; the sediment tank can collect sediment and can be pulled out of the equipment main body to discharge the sediment, and the sediment tank can be conveniently disassembled and assembled, so that the sediment treatment efficiency is improved; the setting of agitator has accelerated the reaction of concentrate and preliminary treatment medicine, improves concentrate preliminary treatment efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a sectional view of the present embodiment;

FIG. 2 is a sectional view taken along line A-A of the present embodiment;

FIG. 3 is an enlarged view of the embodiment A;

FIG. 4 is a plan view of the deposition bath of the present embodiment.

In the drawings, the components represented by the respective reference numerals are listed below:

1. an apparatus main body; 2. a sedimentation chamber; 3. a sediment collection chamber; 4. a reaction chamber; 5. a feed pipe; 6. a high pressure water pump; 7. a water spray pipe; 8. a discharge port; 9. a first plate groove; 10. a second plate groove; 11. a sealing plate; 12. a handle; 13. a limiting block; 14. a limiting groove; 15. a water pumping pipe; 16. filtering the membrane; 17. a water pump; 18. a sediment tank; 181. a short plate; 182. a base plate; 183. a long plate; 184. a pull ring; 19. a short plate groove; 20. a through groove; 21. a medicine placing tube; 22. screwing a cover; 23. a stirring motor; 24. a stirrer; 25. a liquid outlet pipe; 26. a liquid outlet valve; 27. a support plate; 28. a clamping block; 29. a pull rod; 30. a spring; 31. a spring slot; 32. a pull rod groove; 33. a clamping groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a landfill leachate concentrated solution pretreatment device comprises a device main body 1, a sedimentation chamber 2, a sedimentation collection chamber 3 and a reaction chamber 4, wherein a feeding pipe 5 and a water pumping pipe 15 are arranged on the side wall of the sedimentation chamber 2 in a penetrating manner, one end of the water pumping pipe 15 far away from the sedimentation chamber 2 is communicated with the reaction chamber 4, a discharge port 8 is arranged at the bottom of the sedimentation chamber 2, a first plate groove 9 and a second plate groove 10 are symmetrically arranged on the side wall of the discharge port 8, the second plate groove 10 penetrates through the device main body 1, a sealing plate 11 for sealing the discharge port 8 is arranged in the second plate groove 10, a through groove 20 and a short plate groove 19 are symmetrically arranged on the side wall of the sedimentation collection chamber 3, the through groove 20 penetrates through the device main body 1, a sediment groove 18 for collecting sediments is arranged in the through groove 20, a supporting plate 27 is fixedly arranged on the side wall of the sedimentation collection chamber 3, a medicine discharge pipe 21 is arranged on the side wall of the reaction chamber 4 in a penetrating manner, a screw thread part of the medicine discharge pipe 21, which is positioned outside the device main body 1, is connected with a screw cap 22, a stirring motor 23 is arranged at the bottom of the reaction chamber 4, the output end of the stirring motor 23 is rotatably connected with a stirrer 24, a liquid outlet pipe 25 penetrates through the bottom of the side wall of the reaction chamber 4, and a liquid outlet valve 26 is arranged on the liquid outlet pipe 25.

Specifically, be equipped with high pressure water pump 6 on the equipment main part 1, high pressure water pump 6 is connected with spray pipe 7, and spray pipe 7's water jet direction is for the direction along 2 inner walls of sedimentation chamber, washes piling up the deposit on the conical surface of 3 bottoms in sedimentation chamber, makes all deposits can both get into to deposit and collects chamber 3, is convenient for to the reuse of sedimentation chamber 2, saves the trouble of artifical clean sedimentation chamber 2.

Specifically, 2 bottoms in sedimentation chamber are coniform, make the deposit concentrate to discharge gate 8, improve deposit treatment efficiency, it has spacing groove 14 to open on the second board groove 10 lateral wall, the fixed stopper 13 that is equipped with on the closing plate 11, stopper 13 and spacing groove 14 sliding connection prevent closing plate 11 roll-off second board groove 10, closing plate 11 is located the outer one end fixedly connected with handle 12 of equipment main part 1, pulling handle 12, thereby just can control the unloading of the switching control deposit of discharge gate 8 and handle.

Specifically, a filter membrane 16 is fixedly arranged at one end, located in the sedimentation cavity 2, of the water pumping pipe 15, so that sediments are prevented from being sucked into the water pumping pipe 15, a water pumping pump 17 is arranged on the water pumping pipe 15, and after sedimentation is completed in the sedimentation cavity 2, the water pumping pump 17 is started to pump a concentrated solution after sedimentation into the reaction cavity 4 for pretreatment.

Specifically, the sediment tank 18 includes a short plate 181, a bottom plate 182, a long plate 183 and a pull ring 184, the bottom plate 182 abuts against the support plate 27, so that the sediment tank 18 slides on the support plate 27, and the removal of the sediment tank 18 is facilitated, the short plate 181 is provided with a clamping groove 33, the side wall of the through groove 20 is provided with a spring groove 31, the spring groove 31 is internally provided with a spring 30, the spring 30 is fixedly connected with a clamping block 28 for clamping the clamping groove 33, the clamping block 28 is slidably connected with the spring groove 31, the clamping block 28 is clamped into the clamping groove 33 to limit the sediment tank 18, so that the sediment tank 18 can be stabilized, the side wall of the clamping block 28 is fixedly connected with a pull rod 29, the side wall of the spring groove 31 is provided with a pull rod groove 32 and penetrates through the device body 1, the pull rod 29 is slidably connected with the pull rod groove 32, when the sediment tank 18 needs to be removed to treat sediment, the clamping block 28 is driven to be separated from the clamping groove 33 and enter the spring groove 31, and the sediment tank 18 can be removed by pulling the pull ring 184, the sediment is conveniently treated, and after the sediment treatment is finished, the sediment groove 18 is aligned with the through groove 20 and slides in until the clamping block 28 is clamped into the clamping groove 33, so that the method is simple and convenient.

Specifically, the stirrer 24 is provided with a plurality of stirring blades, so that the reaction between the pretreated medicament and the landfill leachate concentrated solution is accelerated, and the pretreatment efficiency of the landfill leachate concentrated solution is improved.

One specific application example of this embodiment is:

when the device is used, the landfill leachate concentrated solution is introduced into the precipitation cavity 2 from the feed pipe 5, a flocculating agent is added to accelerate the precipitation of the concentrated solution, after the precipitation is finished, the water suction pump 17 is started to suck the concentrated solution into the reaction cavity 4, the spiral cover 22 is unscrewed, the pretreatment medicine is put into the reaction cavity 4 through the medicine discharge pipe 21, the stirring motor 23 is started, the reaction of the pretreatment medicine and the concentrated solution is accelerated under the stirring action of the stirrer 24, the treatment efficiency of the concentrated solution is improved, the liquid outlet valve 26 is opened, the treated concentrated solution is discharged from the liquid outlet pipe 25, the handle 12 is pulled to drive the sealing plate 11, the discharge port 8 is opened, the sediment flows into the sediment tank 18 from the discharge port 8, the high-pressure water pump 6 is started to wash the sediment on the conical surface at the bottom of the precipitation cavity 2, so that the sediment in the precipitation cavity 2 flows into the sediment tank 18 completely, the trouble of manually cleaning the precipitation cavity 2 is saved, after all the sediments are discharged into the sediment groove 18, the pull rod 29 is pulled upwards to drive the fixture block 28 to be separated from the clamping groove 33 and enter the spring groove 31, the sediment groove 18 can be pulled out by pulling the pull ring 184 to discharge the sediments in the sediment groove 18, after the sediment treatment is finished, the sediment groove 18 is aligned with the through groove 20 and slides in until the fixture block 28 is clamped into the clamping groove 33, and the installation can be finished, so that the method is simple and convenient.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referred device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it would be appreciated by those skilled in the art that changes may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. The utility model provides a landfill leachate concentrate preprocessing equipment, includes equipment main part (1), precipitation chamber (2), deposits collection chamber (3) and reaction chamber (4), its characterized in that: the automatic feeding device is characterized in that an inlet pipe (5) and a water pumping pipe (15) are arranged on the side wall of the sedimentation chamber (2) in a penetrating mode, one end, away from the sedimentation chamber (2), of the water pumping pipe (15) is communicated with a reaction chamber (4), a discharge port (8) is formed in the bottom of the sedimentation chamber (2), a first plate groove (9) and a second plate groove (10) are symmetrically formed in the side wall of the discharge port (8), the second plate groove (10) penetrates through the device main body (1), a sealing plate (11) used for sealing the discharge port (8) is arranged in the second plate groove (10), a through groove (20) and a short plate groove (19) are symmetrically formed in the side wall of the sedimentation collection chamber (3), the through groove (20) penetrates through the device main body (1), a sediment groove (18) used for collecting sediments is formed in the through groove (20), a supporting plate (27) is fixedly arranged on the side wall of the sedimentation collection chamber (3), a medicine discharging pipe (21) is arranged in a penetrating through the side wall of the reaction chamber (4), put partial threaded connection that lies in outside equipment main part (1) on pencil (21) and have spiral cover (22), reaction chamber (4) bottom is equipped with agitator motor (23), agitator motor (23) output rotates and is connected with agitator (24), and reaction chamber (4) lateral wall bottom runs through and is equipped with drain pipe (25), be equipped with drain valve (26) on drain pipe (25).

2. A landfill leachate concentrate pretreatment facility in accordance with claim 1, wherein: the device is characterized in that a high-pressure water pump (6) is arranged on the device main body (1), the high-pressure water pump (6) is connected with a water spray pipe (7), and the direction of a water spray opening of the water spray pipe (7) is the direction along the inner wall of the sedimentation cavity (2).

3. A landfill leachate concentrate pretreatment facility in accordance with claim 1, wherein: the bottom of the sedimentation chamber (2) is conical, a limiting groove (14) is formed in the side wall of the second plate groove (10), a limiting block (13) is fixedly arranged on the sealing plate (11), the limiting block (13) is connected with the limiting groove (14) in a sliding mode, and the sealing plate (11) is located at one end, outside the equipment main body (1), of the handle (12).

4. A landfill leachate concentrate pretreatment facility in accordance with claim 1, wherein: one end of the water pumping pipe (15) located in the sedimentation cavity (2) is fixedly provided with a filter membrane (16), and a water pumping pump (17) is arranged on the water pumping pipe (15).

5. A landfill leachate concentrate pretreatment facility in accordance with claim 1, wherein: sediment groove (18) are including short slab (181), bottom plate (182), long slab (183) and pull ring (184), and bottom plate (182) are inconsistent with backup pad (27), and it has draw-in groove (33) to open on short slab (181), and it has spring groove (31) to open on logical groove (20) lateral wall, be equipped with spring (30) in spring groove (31), spring (30) fixedly connected with is used for going into fixture block (28) of draw-in groove (33), fixture block (28) and spring groove (31) sliding connection, fixture block (28) lateral wall fixedly connected with pull rod (29), spring groove (31) lateral wall are opened and are had pull rod groove (32) and run through equipment main body (1), pull rod (29) and pull rod groove (32) sliding connection.

6. A landfill leachate concentrate pretreatment facility in accordance with claim 1, wherein: a plurality of stirring blades are arranged on the stirrer (24).