CN214502166U

CN214502166U - Heating device for be used for handling landfill leachate

Info

Publication number: CN214502166U
Application number: CN202023012423.5U
Authority: CN
Inventors: 王涛
Original assignee: Guangzhou Ruihua Sugar Equipment Co ltd
Current assignee: Guangzhou Ruihua Sugar Equipment Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-10-26
Anticipated expiration: 2030-12-15

Abstract

The utility model discloses a heating device for treating landfill leachate, which comprises a frame; the frame is provided with a plurality of heat exchangers for conveying percolate, a plurality of connecting pipelines, a steam pipe for leading in steam to heat the percolate in the heat exchangers, a drainage pipeline for conveying the steam in the steam pipe to the inside of the heat exchangers, a water collecting pipeline for collecting water formed during steam heat exchange in the steam pipe, and a drain pipe for draining the water in the water collecting pipeline; the plurality of heat exchangers are sequentially connected through the plurality of connecting pipelines; the steam pipe with the drainage tube connects, the utility model discloses well heat exchange tube does not communicate with heating space, consequently is used for the steam that carries out the heating to filtration liquid can not take place to mix with the filtration liquid in the heat exchange tube, so can guarantee the heating effect of filtration liquid, can prevent simultaneously that steam and filtration liquid from mixing to reduce the subsequent processing cost of filtration liquid.

Description

Heating device for be used for handling landfill leachate

Technical Field

The utility model relates to a landfill leachate heat transfer field, concretely relates to a heating device for be used for handling landfill leachate.

Background

In current municipal sewage treatment process, the filtration liquid after the refuse treatment need send the evaporation after heating again, because the heater that is used for this workshop section in the present trade is many directly to utilize steam heating material, though can reach the effect of heating, but can sneak into the filtration liquid with steam in, like this steam liquefaction becomes behind the drop of water, just can increase the moisture in the filtration liquid, consequently can let the evaporation treatment of back filtration liquid aggravate the burden to increase treatment cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a heating device for handle landfill leachate to reach and guarantee filtration liquid heating effect and prevent that steam from mixing, thereby reduce the purpose of filtration liquid subsequent processing cost with filtration liquid.

The utility model adopts the technical proposal that: a heating device for treating landfill leachate comprises a frame; the frame is provided with a plurality of heat exchangers for conveying percolate, a plurality of connecting pipelines, a steam pipe for leading in steam to heat the percolate in the heat exchangers, a drainage pipeline for conveying the steam in the steam pipe to the inside of the heat exchangers, a water collecting pipeline for collecting water formed during steam heat exchange in the steam pipe, and a drain pipe for draining the water in the water collecting pipeline; the plurality of heat exchangers are sequentially connected through the plurality of connecting pipelines; the steam pipe is connected with the drainage pipeline, and the plurality of heat exchangers are all connected with the drainage pipeline; the drain pipe is connected with the water collecting pipeline, and the plurality of heat exchangers are connected with the water collecting pipeline.

The heat exchanger comprises a discharging block, a cylinder body and a feeding block; the cylinder is arranged on the frame; the feeding block is arranged at one end of the cylinder body, the discharging block is arranged at the other end of the cylinder body, and the cylinder body is connected with the connecting pipeline; a first spacer is arranged at one end of the cylinder body connected with the discharging block, and a second spacer is arranged at one end of the cylinder body connected with the feeding block; a cylinder space between the first partition and the second partition forms a heating space; a plurality of parallel heat exchange tubes are arranged on the heating space, one ends of the heat exchange tubes are arranged on the first partition plate, and the other ends of the heat exchange tubes are arranged on the second partition plate; a steam inlet which is used for being connected with the drainage pipeline is arranged on the cylinder body, and the steam inlet is communicated with the heating space; the barrel is provided with a water outlet which is used for being connected with the water collecting pipeline, and the water outlet is communicated with the heating space.

Furthermore, thermometers are arranged on the connecting pipelines.

Furthermore, a plurality of regulating valves which are in one-to-one correspondence with the heat exchangers are arranged on the water collecting pipeline.

Further, the device also comprises a hoop; the connecting pipeline and the discharging block are fixedly connected through the clamp.

To sum up, the utility model discloses following beneficial effect has: the utility model discloses well heat exchange tube does not communicate with heating space, consequently is used for the steam that heats to filtration liquid can not take place to mix with the filtration liquid in the heat exchange tube, so can guarantee the heating effect of filtration liquid, can prevent simultaneously that steam and filtration liquid from mixing to reduce the subsequent processing cost of filtration liquid.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic structural view of the present invention without a rack;

FIG. 3 is a schematic view of the connection between the heat exchanger and the drainage pipeline and the water collecting pipeline;

fig. 4 is an exploded view of the heat exchanger of the present invention.

Wherein, 1, a frame; 2. a heat exchanger; 201. discharging a material block; 202. a barrel; 203. a heat exchange pipe; 204. a material feeding block; 205. a steam inlet; 206. a water outlet; 207. a first spacer; 208. a second spacer; 3. a steam pipe; 4. a drainage line; 5. a connecting pipe; 6. a thermometer; 7. adjusting the valve; 8. a drain pipe; 9. a water collecting pipeline;

10. and (5) clamping a hoop.

Detailed Description

In order to make the objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art. The terms "second" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "second" or "second" may explicitly or implicitly include one or more of that feature.

In the present disclosure, unless otherwise expressly stated or limited, the second feature "on" or "under" the second feature may comprise the second and second feature being in direct contact, or the second and second feature being in contact, not directly, but via another feature therebetween. Also, a second feature "on," "above," and "above" a second feature includes the second feature being directly above and obliquely above the second feature, or simply indicating that the second feature is at a higher level than the second feature. A second feature being "under," "below," and "beneath" the second feature includes the second feature being directly under and obliquely below the second feature, or simply means that the second feature is at a lesser level than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not intended to indicate or imply that the referenced device or element must be in a particular orientation, constructed and operated, and therefore should not be construed as limiting the present invention.

The present invention will be further explained with reference to the embodiments of the drawings.

As shown in fig. 1-4, the utility model provides a heating device for treating landfill leachate, which comprises a frame 1; the frame 1 is provided with a plurality of heat exchangers 2, a plurality of connecting pipes 5, a steam pipe 3, a drainage pipeline 4, a water collecting pipeline 9 and a drainage pipe 8; the plurality of heat exchangers 2 are sequentially connected through a plurality of connecting pipes 5; the steam pipe 3 is connected with the drainage pipeline 4, and the plurality of heat exchangers 2 are all connected with the drainage pipeline 4; the water discharge pipe 8 is connected with the water collecting pipeline 9, and the plurality of heat exchangers 2 are all connected with the water collecting pipeline 9; the heat exchangers 2 are sequentially connected end to end through connecting pipes 5, and the heat exchangers 2 are staggered on the rack 1 from top to bottom so as to convey and heat percolate from top to bottom; the steam pipe 3 is connected with an external steam source so as to convey external heating steam into the drainage pipeline 4, and then the steam is conveyed into the heat exchanger 2 through the drainage pipeline 4 so as to heat percolate in the heat exchanger 2 through the steam; and the water collecting pipeline 9 is used for collecting water flow formed after steam at the heating space is liquefied into moisture in the heat exchange process, and discharging the water flow to the outside through the water discharging pipe 8, so that the heating effect of the percolate is ensured.

The heat exchanger 2 comprises a discharging block 201, a cylinder 202 and a feeding block 204; the cylinder 202 is mounted on the frame 1; the feeding block 204 is installed at one end of the cylinder 202, the discharging block 201 is installed at the other end of the cylinder 202, and the cylinder 202 is connected with the connecting pipe 5-way; a first spacer 207 is arranged at the end of the cylinder 202 connected with the discharging block 201, and a second spacer 208 is arranged at the end of the cylinder 202 connected with the feeding block 204; the space of the cylinder 202 between the first spacer 207 and the second spacer 208 forms a heating space; a plurality of parallel heat exchange tubes 203 are arranged on the heating space, one end of each heat exchange tube 203 is arranged on the first spacer 207, and the other end of each heat exchange tube 203 is arranged on the second spacer 208; a steam inlet 205 used for being connected with the drainage pipeline 4 is formed in the cylinder 202 and is communicated with the heating space; a water outlet 206 connected with the water collecting pipeline 9 is arranged on the cylinder 202, the water outlet 206 is communicated with the heating space, wherein steam is conveyed into the heating space through a steam inlet 205 to heat the percolate in the heat exchange pipe 203, and the heat exchange pipe 203 is not communicated with the heating space, so that the steam for heating the percolate cannot be mixed with the percolate in the heat exchange pipe 203, the heating effect of the percolate can be ensured, meanwhile, the steam can be prevented from being mixed with the percolate, and the subsequent treatment cost of the percolate can be reduced; in the heat exchange process, water flow formed by the liquefaction of the steam is discharged into the water collecting pipeline 9 through the water outlet 206 and then discharged through the water discharging pipe 8; and the heat exchange tubes 203 are uniformly arranged in the heat exchange space in parallel and can be fully contacted with steam, thereby ensuring the heat exchange effect of the percolate and ensuring that the percolate in the heat exchange tubes 203 is heated more uniformly.

Furthermore, the utility model discloses an ejection of compact piece 201 and feeding piece 204 all have certain oblique shape structure to this lets filtration liquid have certain torrent speed in the time of process, enables that it enters into heat exchanger 2 fast inside or discharges away, with this large granule thing that lets among the landfill leachate can not deposit in heating intraduct.

Furthermore, a plurality of regulating valves 7 corresponding to the heat exchangers 2 one to one are arranged on the water collecting pipeline 9, and the regulating valves 7 can regulate the steam flow entering the heat exchangers 2 through the corresponding pipelines, so that the internal heating temperature of the corresponding heat exchangers 2 can be regulated and controlled.

Further, a plurality of the connection pipes 5 are provided with thermometers 6, and the thermometers 6 are used for detecting the temperatures of the respective pipes, so that the flow rate of the steam is changed by adjusting the valves 7 in case of abnormal temperature, thereby adjusting the temperatures of the respective pipes, and thus adjusting the temperatures inside the respective heat exchangers 2.

Further, the device also comprises a hoop 10; connecting pipe 5 way with play material piece 201 passes through clamp 10 fixed connection can make things convenient for the dismouting of connecting pipe 5 way and heat exchanger 2 through clamp 10, also can be convenient the utility model discloses the maintenance of each part, and after dismantling heat exchanger 2, the washing that enables each part is clean thoroughly more.

The utility model discloses well heat exchange tube 203 does not communicate with the heating space, consequently, the steam that is used for carrying out the heating to filtration liquid can not take place to mix with the filtration liquid in the heat exchange tube 203, so can guarantee the heating effect of filtration liquid, can prevent simultaneously that steam and filtration liquid from mixing to reduce the subsequent processing cost of filtration liquid, the benefit of indirect heating promptly, in the steam can not get into filtration liquid, can not increase the burden of follow-up landfill leachate evaporation.

Furthermore, the utility model discloses a multiunit pipeline formula tubulation heat exchanger 2 is established ties, and heat exchange tube 203 sets up side by side promptly, and the segmentation heating simultaneously, and every heat exchanger 2's heating temperature is all adjustable, and inside filtration liquid has higher turbulent velocity for large granule thing among the landfill leachate can not deposit inside each pipeline.

Meanwhile, the inlet and the outlet at the two ends of each group of heat exchangers 2 are in eccentric big and small head structures, so that leachate can be completely discharged from top to bottom when the heat exchangers stop working, and the leachate can be completely cleaned every time, and the service efficiency of the heater is ensured.

The above is only the preferred embodiment of the present invention, the present invention is not limited to the above embodiment, there may be local minor structural modification in the implementation process, if it is right that various modifications or variations of the present invention do not depart from the spirit and scope of the present invention, and belong to the claims and the equivalent technical scope of the present invention, then the present invention is also intended to include these modifications and variations.

Claims

1. The utility model provides a heating device for be used for handling landfill leachate which characterized in that: comprises a frame; the frame is provided with a plurality of heat exchangers for conveying percolate, a plurality of connecting pipelines, a steam pipe for leading in steam to heat the percolate in the heat exchangers, a drainage pipeline for conveying the steam in the steam pipe to the inside of the heat exchangers, a water collecting pipeline for collecting water formed during steam heat exchange in the steam pipe, and a drain pipe for draining the water in the water collecting pipeline; the plurality of heat exchangers are sequentially connected through the plurality of connecting pipelines; the steam pipe is connected with the drainage pipeline, and the plurality of heat exchangers are all connected with the drainage pipeline; the water drainage pipe is connected with the water collecting pipeline, and the plurality of heat exchangers are all connected with the water collecting pipeline;

2. The heating device for landfill leachate according to claim 1, wherein: the connecting pipelines are all provided with thermometers.

3. The heating device for landfill leachate according to claim 1, wherein: and a plurality of regulating valves which are in one-to-one correspondence with the heat exchangers are arranged on the water collecting pipeline.

4. The heating device for landfill leachate according to claim 1, wherein: the device also comprises a hoop; the connecting pipeline and the discharging block are fixedly connected through the clamp.