CN217686767U

CN217686767U - Plate heat exchanger for recovering waste heat of landfill leachate

Info

Publication number: CN217686767U
Application number: CN202221697103.4U
Authority: CN
Inventors: 雷涛
Original assignee: Hoffman Beijing Engineering Technology Co ltd
Current assignee: Hoffman Beijing Engineering Technology Co ltd
Priority date: 2022-07-01
Filing date: 2022-07-01
Publication date: 2022-10-28
Anticipated expiration: 2032-07-01

Abstract

The utility model provides a plate heat exchanger for landfill leachate waste heat recovery, comprising a base plate, bottom plate both ends symmetry is provided with fixed plate and clamping mechanism, it has corrugated slab to be provided with a plurality of surfaces between clamping mechanism and the fixed plate, the bottom plate top is provided with a plurality of clamping mechanism that pass in proper order, the liquid pipe of slab and fixed plate, be provided with the push pedal between clamping mechanism and the slab, clamping mechanism is including two bar boards that the symmetry set up, there is the space between two bar boards, the space top is provided with the punch holder, be provided with the breach on the punch holder, the symmetry is provided with down the breach below the last breach, all be provided with the first subassembly that slides that extends to space department on two bar boards, the bottom plate top is provided with the threaded rod that passes space and push pedal connection, go up the breach, the first subassembly that slides of breach and symmetry is connected with the threaded rod down. The utility model discloses a clamping mechanism realizes dismantling fast and the installation to the heat exchanger slab.

Description

Plate heat exchanger for recovering waste heat of landfill leachate

Technical Field

The utility model belongs to the technical field of the rubbish is recycled, concretely relates to a plate heat exchanger for landfill leachate waste heat recovery.

Background

The landfill leachate refers to water contained in garbage in a landfill, rain, snow and water entering the landfill and other water. The landfill leachate contains a large amount of ammonia nitrogen, organic matters and other toxic and harmful impurities. Particularly in high-temperature weather in summer, the garbage stacked in the garbage yard is exposed to high temperature and is fermented, the temperature in the garbage pile can be linearly raised, and a large amount of heat energy is carried in the process of infiltration of leachate of the garbage.

In order to avoid the damage of the landfill leachate to the soil, an impermeable cloth or an impermeable bottom plate is usually laid at the bottom of the filling pit, and then a recovery device is installed to recover the leachate. In order to effectively utilize the heat energy in the leachate, people use a plate heat exchanger to recycle the heat energy in the landfill leachate, the heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, and the heat exchanger can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like, and is widely applied.

At present, the heat exchangers are various, such as a floating head type heat exchanger, a fixed tube plate type heat exchanger, a U-shaped tube plate type heat exchanger, a plate type heat exchanger and the like, and the plate type heat exchanger is a high-efficiency heat exchanger formed by overlapping a series of metal sheets with certain corrugated shapes. Thin rectangular channels are formed between the various plates through which heat is exchanged. Plate heat exchangers are ideal devices for exchanging heat between liquids.

However, because of the impurities in the garbage penetrating fluid, the plates in the heat exchanger need to be disassembled and cleaned regularly, the conventional heat exchanger mainly comprises baffle plates at two sides and a plurality of middle plates, and then a plurality of liquid pipes and screws penetrate through the baffle plates and the plates and are screwed down through bolts. When in use, clear water is injected into the corrugated gaps on one side of the plate by a water pump, then penetrating fluid with heat energy is injected into the other side of the plate, and the heat energy replacement of the penetrating fluid is completed through heat replacement. The installation of current slab is comparatively loaded down with trivial details, and no matter the installation or dismantle and all need frequently rotatory bolt, lead to the time waste, reduced work efficiency.

SUMMERY OF THE UTILITY MODEL

In order to realize the above problem, the utility model provides a following technical scheme:

the utility model provides a plate heat exchanger for landfill leachate waste heat recovery, comprising a base plate, bottom plate both ends symmetry is provided with fixed plate and clamping mechanism, it has corrugated slab to be provided with a plurality of surfaces between clamping mechanism and the fixed plate, the bottom plate top is provided with a plurality of clamping mechanism that pass in proper order, the liquid pipe of slab and fixed plate, be provided with the push pedal between clamping mechanism and the slab, clamping mechanism is including two bar boards that the symmetry set up, there is the space between two bar boards, the space top is provided with the punch holder, be provided with the breach on the punch holder, the symmetry is provided with down the breach below the last breach, all be provided with the first subassembly that slides that extends to space department on two bar boards, the bottom plate top is provided with the threaded rod that passes space and push pedal connection, go up the breach, be threaded connection between the first subassembly that slides of breach and symmetry and the threaded rod down.

Preferably, first subassembly that slides is including being located the intermediate layer of bar shaped plate, and the symmetry is provided with the bar mouth with external intercommunication in two intermediate layers, is provided with the curb plate that extends to space department in the intermediate layer, be provided with on the curb plate with last breach and breach complex side breach down, go up the breach, all be provided with on the side breach of breach, breach and symmetry down with threaded rod complex screw thread, go up breach, breach and side breach enclose synthetic screw thread mouth down.

Preferably, a transverse moving assembly is arranged between the side plates and the inner wall of the interlayer.

Preferably, the lateral moving assembly comprises symmetrical protrusions on the side plates, and guide rails matched with the protrusions are arranged in the interlayer.

Preferably, the end, far away from the threaded rod, of the side plate is provided with a supporting rod extending to the outside, and the bottom plate is provided with a first locking assembly acting on the supporting rod.

Preferably, the first locking assembly comprises a stopper located on the bottom plate, an inverted T-shaped slider is arranged at the bottom of the stopper, and a T-shaped chute for the T-shaped slider to slide is arranged on the bottom plate.

Preferably, a second sliding assembly is arranged between the upper splint and the symmetrical strip-shaped plates.

Preferably, the second subassembly that slides includes the sliding tray that is located the strip shaped plate, and the punch holder both sides all are provided with sliding tray complex sliding block.

Compared with the prior art, the utility model discloses possess following beneficial effect:

the utility model discloses accessible clamping mechanism realizes saving a large amount of time to the quick dismantlement and the installation of slab. And special tools are not needed in the process of disassembling the plate, so that the plate is simple, convenient and quick. The size of the threaded opening can be freely adjusted, and complicated procedures caused by frequent bolt screwing in the disassembling process are avoided.

Drawings

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

Fig. 1 is a perspective view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a side view of the structure of the present invention with the plate detached;

FIG. 4 isbase:Sub>A cross-sectional view taken along line A-A of FIG. 3;

fig. 5 is an exploded view of the clamping mechanism of the present invention;

fig. 6 is an enlarged view of a portion B of fig. 5.

Description of reference numerals:

110. a base plate; 111. a fixing plate; 112. a sheet; 113. a liquid pipe; 114. pushing the plate; 115. a strip plate; 116. a sliding groove; 117. an upper splint; 118. a threaded rod; 119. a stopper; 210. a slider; 211. an interlayer; 212. a side plate; 213. a strut; 214. a T-shaped slider; 215. a T-shaped chute; 216. an upper notch; 217. a lower notch; 218. a side notch; 219. a turntable.

Detailed Description

For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the embodiments.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner and are not to be considered limiting of the patent.

The utility model provides a plurality of embodiment schemes, each optional mode that each embodiment scheme introduced can combine each other, cross reference under the condition of not conflicting to extend a plurality of possible embodiment schemes, these all can be considered the embodiment scheme that the embodiment of the utility model discloses, discloses.

Referring to fig. 1 to 6, a plate heat exchanger for recovering waste heat of landfill leachate includes a base plate 110, a fixing plate 111 and a clamping mechanism are symmetrically disposed at two ends of the base plate 110, a plurality of sheets 112 with corrugated surfaces are disposed between the clamping mechanism and the fixing plate 111, a plurality of liquid pipes 113 sequentially passing through the clamping mechanism, the sheets 112 and the fixing plate 111 are disposed above the base plate 110, a push plate 114 is disposed between the clamping mechanism and the sheets 112, and the clamping mechanism includes two strip plates 115 symmetrically disposed.

There is the space between two bar 115, the space top is provided with punch holder 117, be provided with breach 216 on the punch holder 117, it is provided with lower breach 217 to go up breach below symmetry, all be provided with the first subassembly that slides that extends to space department on the bar 115, the bottom plate 110 top is provided with threaded rod 118 that passes the space and be connected with push pedal 114, go up the breach, be threaded connection between the first subassembly that slides of lower breach and symmetry and the threaded rod 118, threaded rod 118 arranges external one end in and is provided with carousel 219, in order to make things convenient for the staff to rotate threaded rod 118.

The first subassembly that slides is including being located the intermediate layer 211 of bar shaped plate 115, and the symmetry is provided with the bar mouth with external intercommunication in the intermediate layer 211, is provided with the curb plate that extends to space department in the intermediate layer, be provided with on the curb plate with last breach 216 and breach 217 complex side breach 218 down, all be provided with on the side breach of going up breach, breach and symmetry with threaded rod 118 complex screw thread, go up breach, breach and side breach enclose synthetic screw thread mouth down. And a transverse moving assembly is arranged between the side plates and the interlayer.

The transverse moving assembly comprises protrusions which are symmetrically arranged on the side plates, and guide rails matched with the protrusions are arranged in the interlayer. The end of the side plate away from the threaded rod 118 is provided with a strut 213 extending to the outside, and the bottom plate 110 is provided with a first locking assembly acting on the strut 213. The first locking assembly comprises a stopper 119 positioned on the base plate 110, an inverted T-shaped slider 214 is arranged at the bottom of the stopper 119, and a T-shaped sliding groove for inserting the T-shaped slider 214 is arranged on the base plate 110. A second sliding component is arranged between the upper clamping plate 117 and the strip-shaped plate 115. The second sliding component comprises a sliding groove 116 located on the strip-shaped plate 115, and sliding blocks 210 matched with the sliding groove 116 are arranged on two sides of the upper clamping plate 117.

After the heat exchange, when the plate 112 needs to be removed and cleaned, the stopper 119 is first slid, and the T-shaped slider 214 at the bottom of the stopper 119 is separated from the T-shaped chute 215 of the bottom plate 110. At this time, the strip-shaped opening of the interlayer 211 of the strip-shaped plate 115 is exposed to the outside, the hand extends into the interlayer 211 to pull the supporting rod 213 outwards, and the supporting rod 213 drives the side plate 212 to be away from the threaded rod 118 after being stressed. The upper clamp plate 117 is moved upwards, the upper clamp plate 117 is gradually away from the threaded rod 118 under the action of the pulling force until the sliding blocks 210 on both sides of the upper clamp plate 117 are disengaged from the sliding grooves 116 on the strip-shaped plates 115, and at the moment, the upper clamp plate 117 is taken out of the gap.

The diameter of the threaded hole is increased after the upper clamping plate 117 and the side plate 212 are disassembled, the threaded rod 118 is moved to enable the threaded rod 118 to drive the push plate 114 to move backwards, the push plate 114 is gradually far away from the plate sheet 112 under the action of the threaded rod 118, and the plate sheet 112 can be replaced after the extrusion force between the plate sheets 112 is lost. Conversely, the side plate 212 is reinserted into the interlayer 211, the upper clamping plate 117 is reinserted into the sliding groove 116, after the screw hole is reduced, the threaded rod 118 is contacted with the screw hole in a threaded rotation mode, and the push plate 114 is pushed to move towards the fixing plate 111 by continuously tightening the threaded rod 118 until the plates 112 are squeezed again.

Although the embodiments of the present invention are disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.

Claims

1. The utility model provides a plate heat exchanger for landfill leachate waste heat recovery, comprising a base plate (110), a serial communication port, the bottom plate both ends symmetry is provided with fixed plate (111) and clamping mechanism, be provided with a plurality of surfaces and have corrugated slab (112) between clamping mechanism and the fixed plate, the bottom plate top is provided with a plurality of clamping mechanism that pass in proper order, liquid pipe (113) of slab and fixed plate, be provided with push pedal (114) between clamping mechanism and the slab, clamping mechanism is including two bar plates (115) that the symmetry set up, there is the space between two bar plates, the space top is provided with punch holder (117), be provided with last breach (216) on the punch holder, last breach below symmetry is provided with down breach (217), all be provided with the first subassembly that slides that extends to space department on two bar plates, the bottom plate top is provided with threaded rod (118) that pass space and push pedal connection, go up the breach, be threaded connection between the first subassembly that slides of lower breach and symmetry and the threaded rod.

2. The plate heat exchanger for landfill leachate waste heat recovery of claim 1, wherein the first sliding assembly comprises interlayers (211) located in the strip-shaped plates, strip-shaped openings communicated with the outside are symmetrically arranged in the two interlayers, a side plate (212) extending to the gap is arranged in the interlayer, side notches (218) matched with the upper notch and the lower notch are arranged on the side plate, threads matched with the threaded rod are arranged on the upper notch, the lower notch and the symmetrical side notches, and the upper notch, the lower notch and the side notches enclose the threaded openings.

3. The plate heat exchanger for landfill leachate waste heat recovery according to claim 2, wherein a lateral moving assembly is disposed between the side plate and the inner wall of the interlayer.

4. The plate heat exchanger for landfill leachate waste heat recovery of claim 3, wherein the lateral movement assembly comprises symmetrical protrusions located on the side plates, and guide rails matched with the protrusions are arranged in the interlayer.

5. The plate heat exchanger for recovering the waste heat of landfill leachate according to claim 2, wherein the end of the side plate, away from the threaded rod, is provided with a supporting rod (213) extending to the outside, and the bottom plate is provided with a first locking component acting on the supporting rod.

6. The plate heat exchanger for landfill leachate waste heat recovery according to claim 5, wherein the first locking assembly includes a stopper (119) on the bottom plate, an inverted T-shaped sliding block (214) is disposed at the bottom of the stopper, and a T-shaped sliding groove (215) for the T-shaped sliding block to slide is disposed on the bottom plate.

7. The plate heat exchanger for recovering the waste heat of landfill leachate according to claim 1, wherein a second sliding assembly is arranged between the upper clamping plate and the symmetrical strip plates.

8. The plate heat exchanger for recovering the waste heat of landfill leachate according to claim 7, wherein the second sliding assembly comprises a sliding groove (116) on the strip plate, and sliding blocks (210) matched with the sliding groove are arranged on both sides of the upper clamping plate.