Landfill leachate ammonia nitrogen processor

Abstract

The utility model discloses a landfill leachate ammonia nitrogen processor which comprises a base, a tank body, a filler and a pipeline, the tank body is arranged on the base, and the filler used for adsorbing landfill leachate is arranged in the tank body; the pipeline comprises an upper pipeline, a lower pipeline, an inlet pipeline, an outlet pipeline, a first switch valve, a second switch valve, a third switch valve and a fourth switch valve; one end of the upper pipeline is connected with the top of the tank body, the other end of the upper pipeline is connected with the inlet pipeline through the first switch valve and connected with the outlet pipeline through the second switch valve, and one end of the lower pipeline is connected with the bottom of the tank body. According to the technical scheme, the filler is added into the tank body, water is fed from the upper side and discharged from the lower side, ammonia nitrogen in sewage passes through the filler layer layer by layer, the ammonia nitrogen is adsorbed on the filler layer, and after zeolite is adsorbed to be saturated, backwashing and regeneration are directly carried out by controlling a switch valve of a pipeline without additional pressurizing equipment, so that the operation is simple and convenient. And the pipeline does not need to be disconnected again for laying, thereby being more convenient and quicker.

Description

Technical Field

[0001] The utility model relates to the technical field of garbage leachate treatment equipment, in particular to a garbage leachate ammonia nitrogen treatment device. Background Art

[0002] The equipment adopts the water inlet method of top-in and bottom-out, that is, the sewage enters from the top of the tank and is discharged from the bottom after passing through the packing layer. This water inlet method is conducive to the full contact between sewage and the packing, and improves the adsorption efficiency of ammonia nitrogen. After the packing adsorption reaches saturation, backwashing is required to remove the dirt on the surface of the packing and the adsorbed ammonia nitrogen. The bottom-in and top-out method can also avoid blockage in the packing layer, ensure the normal operation of the equipment, and remove the dirt on the surface of the packing and the adsorbed ammonia nitrogen. The existing equipment is generally directly reversely connected, resulting in the need to disconnect and switch the pipeline and set up multiple sets of pressurizing equipment to ensure the pressure and flow required for backwashing. Utility Model Content

[0003] The main purpose of the utility model is to provide a landfill leachate ammonia nitrogen processor, which aims to solve the problem that the existing equipment is generally directly reversely connected, resulting in the need to disconnect and switch the pipeline and set up multiple sets of pressurizing equipment to ensure the pressure and flow required for backwashing.

[0004] To achieve the above-mentioned purpose, the utility model proposes a landfill leachate ammonia nitrogen processor, comprising a base, a tank body, a filler and a pipeline, wherein the tank body is arranged on the base, and the tank body is provided with a filler for adsorbing landfill leachate; the pipeline comprises an upper pipeline, a lower pipeline, an inlet pipeline, an outlet pipeline, a first switch valve, a second switch valve, a third switch valve and a fourth switch valve; one end of the upper pipeline is connected to the top of the tank body, and the other end of the upper pipeline is connected to the inlet pipeline through the first switch valve and the outlet pipeline through the second switch valve, one end of the lower pipeline is connected to the bottom of the tank body, and the other end of the lower pipeline is connected to the inlet pipeline through the third switch valve and the outlet pipeline through the fourth switch valve.

[0005] Preferably, the pipeline also includes an inlet pipeline switch valve, a cleaning switch valve and a cleaning pipe, one end of the cleaning pipe is used to pass cleaning liquid, and the other end of the cleaning pipe is connected to the inlet pipeline through the cleaning switch valve, the inlet pipeline switch valve is arranged on the inlet pipeline to control the on and off of the inlet pipeline, and the cleaning switch valve is arranged between the inlet pipeline switch valve and the first switch valve.

[0006] Preferably, the base includes a frame and a mixing tank and a pressure pump arranged on the frame, the pressure pump is arranged in the mixing tank, one end of the cleaning pipe is connected to the pressure pump, and the other end of the cleaning pipe is connected to the lower pipeline through the cleaning switch valve.

[0007] Preferably, the pipeline also includes an outlet pipeline switch valve, a waste liquid switch valve and a waste liquid pipe, one end of the waste liquid pipe is used to flow out the cleaning liquid, and the other end of the waste liquid pipe is connected to the outlet pipeline through the waste liquid switch valve, the outlet pipeline switch valve is arranged on the outlet pipeline to control the on and off of the outlet pipeline, and the waste liquid switch valve is arranged between the outlet pipeline switch valve and the second switch valve.

[0008] Preferably, the base further comprises a waste liquid tank arranged on the frame, one end of the waste liquid pipe is connected to the waste liquid tank, and the other end of the waste liquid pipe is connected to the outlet pipe through the waste liquid switch valve.

[0009] Preferably, the waste liquid tank and the mixing tank are connected via a connecting pipe, and a connecting pipe switch valve for controlling the connection and disconnection of the connecting pipe is provided on the connecting pipe.

[0010] Preferably, the filler comprises zeolite.

[0011] Preferably, a loading and unloading hole is provided on the side of the tank body, and a loading and unloading cover plate is provided at the loading and unloading hole.

[0012] Preferably, a bracket and a hot air blower and a guide pipe arranged on the bracket are provided at the loading and unloading hole, the bracket is hinged to the tank body, and the outlet of the hot air blower is connected to the loading and unloading hole through the guide pipe.

[0013] In the technical solution of the utility model, the pipeline also includes an inlet pipeline switch valve, a cleaning switch valve and a cleaning pipe, one end of the cleaning pipe is used to pass the cleaning liquid, and the other end of the cleaning pipe is connected to the inlet pipeline through the cleaning switch valve, the inlet pipeline switch valve is arranged on the inlet pipeline to control the on and off of the inlet pipeline, and the cleaning switch valve is arranged between the inlet pipeline switch valve and the first switch valve. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0015] Figure 1 The utility model is a schematic diagram of the cross-sectional structure of a garbage leachate ammonia nitrogen processor.

[0016] Figure 2 The utility model is a schematic diagram of the structure of a landfill leachate ammonia nitrogen processor.

[0017] Description of Figure Numbers:

[0018] 100, base; 110, cleaning switch valve; 120, cleaning pipe; 130, mixing tank; 140, pressure pump; 150, inlet pipe switch valve; 160, outlet pipe switch valve; 170, waste liquid pipe; 171, waste liquid switch valve; 180, connecting pipe; 181, connecting pipe switch valve; 190, waste liquid tank; 200, tank body; 210, filler; 220, loading and unloading hole; 230, loading and unloading cover; 241, bracket; 242, hot air blower; 243, guide pipe; 310, upper pipe; 320, lower pipe; 330, inlet pipe; 340, outlet pipe; 350, first switch valve; 360, second switch valve; 370, third switch valve; 380, fourth switch valve.

[0019] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0022] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0023] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0024] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0025] Please refer to Figure 1 and Figure 2 The utility model provides a landfill leachate ammonia nitrogen processor, comprising a base 100, a tank body 200, a filler 210 and a pipeline, wherein the tank body 200 is arranged on the base 100, and the tank body 200 is provided with a filler 210 for adsorbing landfill leachate; the pipeline comprises an upper pipeline 310, a lower pipeline 320, an inlet pipeline 330, an outlet pipeline 340, a first switch valve 350, a second switch valve 360, a third switch valve 370 and a fourth switch valve 380; one end of the upper pipeline 310 is connected to the top of the tank body 200, and the other end of the upper pipeline 310 is connected to the inlet pipeline 330 through the first switch valve 350 and the outlet pipeline 340 through the second switch valve 360, one end of the lower pipeline 320 is connected to the bottom of the tank body 200, and the other end of the lower pipeline 320 is connected to the inlet pipeline 330 through the third switch valve 370 and the outlet pipeline 340 through the fourth switch valve 380.

[0026] In the technical solution of the utility model, a filler 210 is added inside the tank body 200, and the water inlet method is top-in and bottom-out. The ammonia nitrogen in the sewage passes through the filler 210 layer by layer and adsorbs the ammonia nitrogen thereon, thereby achieving the purpose of removing the ammonia nitrogen. When the zeolite adsorption reaches saturation, backwashing and regeneration are directly carried out by controlling the switch valve of the pipeline. No additional pressurizing equipment is required, and the pipeline does not need to be disconnected and re-laid, which is more convenient and quick.

[0027] Specifically, when adsorbing the leachate, the second switch valve 360 ​​and the third switch valve 370 are closed and the first switch valve 350 and the fourth switch valve 380 are opened. When backwashing is performed, the second switch valve 360 ​​and the third switch valve 370 are opened and the first switch valve 350 and the fourth switch valve 380 are closed.

[0028] In another embodiment of the utility model, the pipeline also includes an inlet pipeline switch valve 150, a cleaning switch valve 110 and a cleaning pipe 120, one end of the cleaning pipe 120 is used to pass the cleaning liquid, and the other end of the cleaning pipe 120 is connected to the inlet pipeline 330 through the cleaning switch valve 110, the inlet pipeline switch valve 150 is arranged on the inlet pipeline 330 to control the on and off of the inlet pipeline 330, and the cleaning switch valve 110 is arranged between the inlet pipeline switch valve 150 and the first switch valve 350.

[0029] Specifically, the inlet pipe switch valve 150 is arranged on the inlet pipe 330 to control the on-off of the inlet pipe 330. When cleaning, the inlet pipe switch valve 150 is closed, the switch valve of the cleaning pipe 120 is opened, one end of the cleaning pipe is used to pass the cleaning liquid, the second switch valve 360 ​​and the third switch valve 370 are opened, and the first switch valve 350 and the fourth switch valve 380 are closed.

[0030] In another embodiment of the utility model, the base 100 includes a frame and a mixing tank 130 and a pressure pump 140 arranged on the frame, the pressure pump 140 is arranged in the mixing tank 130, one end of the cleaning pipe 120 is connected to the pressure pump 140, and the other end of the cleaning pipe 120 is connected to the lower pipe 320 through the cleaning switch valve 110.

[0031] Specifically, the cleaning liquid is put into the mixing tank 130. When backwashing is performed, the pressure pump 140 and the cleaning switch valve 110 can be opened, and the inlet pipeline switch valve 150 can be closed to allow the cleaning liquid to enter the mixing tank 130 through the cleaning pipe 120. When cleaning is performed, the cleaning switch valve 110 is closed and the inlet pipeline switch valve 150 is opened.

[0032] In another embodiment of the utility model, the pipeline also includes an outlet pipeline switch valve 160, a waste liquid switch valve 171 and a waste liquid pipe 170, one end of the waste liquid pipe 170 is used to flow out the cleaning liquid, and the other end of the waste liquid pipe 170 is connected to the outlet pipeline 340 through the waste liquid switch valve 171, the outlet pipeline switch valve 160 is arranged on the outlet pipeline 340 for controlling the on and off of the outlet pipeline 340, and the waste liquid switch valve 171 is arranged between the outlet pipeline switch valve 160 and the second switch valve 360.

[0033] In another embodiment of the utility model, the base 100 also includes a waste liquid tank 190 arranged on the frame, one end of the waste liquid pipe 170 is connected to the waste liquid tank 190, and the other end of the waste liquid pipe 170 is connected to the outlet pipe 340 through the waste liquid switch valve 171.

[0034] Specifically, when backwashing is performed, the waste liquid switch valve 171 can be opened and the outlet pipeline switch valve 160 can be closed to allow the waste liquid to enter the waste liquid tank 190 through the waste liquid pipe 170. When cleaning is performed, the waste liquid switch valve 171 is closed and the outlet pipeline switch valve 160 is opened.

[0035] In another embodiment of the present invention, the waste liquid tank 190 and the mixing tank 130 are connected via a connecting pipe 180 , and a connecting pipe switch valve for controlling the connection and disconnection of the connecting pipe 180 is provided on the connecting pipe 180 .

[0036] Specifically, the waste liquid tank 190 and the mixing tank 130 are connected by opening the switch valve of the connecting pipe 180 so as to realize the recycling of the cleaning liquid. When the cleaning liquid cannot be used, the switch valve of the connecting pipe can be closed to close the connecting pipe 180.

[0037] In another embodiment of the present invention, the filler 210 includes zeolite.

[0038] Specifically, zeolite has an adsorption function and can adsorb impurities in the permeate passing through the tank body 200 .

[0039] In another embodiment of the present invention, a loading and unloading hole 220 is provided on the side of the tank body 200 , and a loading and unloading cover plate 230 is provided at the loading and unloading hole 220 .

[0040] Specifically, a loading and unloading hole 220 is provided on the side of the tank body 200 , and a loading and unloading cover plate 230 is provided at the loading and unloading hole 220 for loading and unloading the filler 210 .

[0041] In another embodiment of the utility model, a bracket 241 and a hot air blower 242 and a guide pipe 243 arranged on the bracket 241 are provided at the loading and unloading hole 220, the bracket 241 is hinged to the tank body 200, and the outlet of the hot air blower 242 is connected to the loading and unloading hole 220 through the guide pipe 243.

[0042] Specifically, the loading and unloading cover 230 can be opened, so as to rotate the bracket 241 to connect the guide tube 243 and the loading and unloading hole 220 , and then the hot air blower 242 introduces hot air into the tank body 200 to clean the filler 210 .

[0043] The above are only preferred embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A landfill leachate ammonia nitrogen processor, characterized in that: It comprises a base, a tank body, a filler and a pipeline, wherein the tank body is arranged on the base, and the filler for adsorbing landfill leachate is arranged in the tank body; the pipeline comprises an upper pipeline, a lower pipeline, an inlet pipeline, an outlet pipeline, a first switch valve, a second switch valve, a third switch valve and a fourth switch valve; one end of the upper pipeline is connected to the top of the tank body, and the other end of the upper pipeline is connected to the inlet pipeline through the first switch valve and the outlet pipeline through the second switch valve; one end of the lower pipeline is connected to the bottom of the tank body, and the other end of the lower pipeline is connected to the inlet pipeline through the third switch valve and the outlet pipeline through the fourth switch valve.

2. A landfill leachate ammonia nitrogen processor as claimed in claim 1, characterized in that: The pipeline also includes an inlet pipeline switch valve, a cleaning switch valve and a cleaning pipe. One end of the cleaning pipe is used to pass cleaning liquid, and the other end of the cleaning pipe is connected to the inlet pipeline through the cleaning switch valve. The inlet pipeline switch valve is arranged on the inlet pipeline to control the on and off of the inlet pipeline. The cleaning switch valve is arranged between the inlet pipeline switch valve and the first switch valve.

3. A landfill leachate ammonia nitrogen processor as claimed in claim 2, characterized in that: The base includes a frame, a mixing tank and a pressure pump arranged on the frame, the pressure pump is arranged in the mixing tank, one end of the cleaning pipe is connected to the pressure pump, and the other end of the cleaning pipe is connected to the lower pipeline through the cleaning switch valve.

4. A landfill leachate ammonia nitrogen processor as claimed in claim 3, characterized in that: The pipeline also includes an outlet pipeline switch valve, a waste liquid switch valve and a waste liquid pipe. One end of the waste liquid pipe is used to flow out the cleaning liquid, and the other end of the waste liquid pipe is connected to the outlet pipeline through the waste liquid switch valve. The outlet pipeline switch valve is arranged on the outlet pipeline to control the on and off of the outlet pipeline. The waste liquid switch valve is arranged between the outlet pipeline switch valve and the second switch valve.

5. The landfill leachate ammonia nitrogen processor according to claim 4, characterized in that: The base also includes a waste liquid tank arranged on the frame, one end of the waste liquid pipe is connected to the waste liquid tank, and the other end of the waste liquid pipe is connected to the outlet pipe through the waste liquid switch valve.

6. The landfill leachate ammonia nitrogen processor according to claim 5, characterized in that: The waste liquid tank and the mixing tank are connected via a connecting pipe, and a connecting pipe switch valve for controlling the connection and disconnection of the connecting pipe is arranged on the connecting pipe.

7. A landfill leachate ammonia nitrogen processor as claimed in any one of claims 1 to 6, characterized in that: The filler includes zeolite.

8. The landfill leachate ammonia nitrogen processor according to claim 7, characterized in that: The side of the tank body is provided with a loading and unloading hole, and a loading and unloading cover plate is provided at the loading and unloading hole.

9. The landfill leachate ammonia nitrogen processor according to claim 8, characterized in that: The loading and unloading hole is provided with a bracket, a hot air blower and a guide pipe arranged on the bracket, the bracket is hinged to the tank body, and the outlet of the hot air blower is connected to the loading and unloading hole through the guide pipe.

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