CN111606485A

CN111606485A - Evaporator for waste water evaporation

Info

Publication number: CN111606485A
Application number: CN202010325370.8A
Authority: CN
Inventors: 沈必亮; 王晓春; 姚文亮; 何一军; 丁学良
Original assignee: Anhui Chunhui Environmental Protection Engineering Technology Co ltd
Current assignee: Anhui Chunhui Environmental Protection Engineering Technology Co ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-09-01

Abstract

The invention discloses an evaporator for evaporating wastewater, which comprises a treatment box, wherein a water storage frame is fixedly connected between two sides of the inner wall of the treatment box, heating pipes are respectively installed on two sides of the bottom of the inner wall of the treatment box, U-shaped grooves are respectively formed in the bottoms of two sides of the inner wall of the treatment box, extrusion plates are respectively connected to one side of the inner walls of the two U-shaped grooves in a sliding mode, and extrusion springs are respectively fixedly connected to the bottoms of the two extrusion plates. This an evaporimeter for waste water evaporation passes through the setting of scale control board heat conduction, avoids heating pipe direct contact waste water and does not influence the evaporation of waste water to prevent the scale deposit of heating pipe surface, guarantee the normal use of heating pipe, again through the setting of devices such as stripper plate and extrusion spring, make the scale control heat-conducting plate can convenient to detach and installation, thereby can change the scale control heat-conducting plate after the use, need not to clear up and dismantle whole equipment, it is more convenient to use.

Description

Evaporator for waste water evaporation

Technical Field

The invention relates to the technical field of waste water evaporators, in particular to an evaporator for waste water evaporation.

Background

The waste water evaporator is used for concentrating and crystallizing organic waste water by multiple-effect reduced pressure evaporation based on the principle of evaporative concentration crystallization aiming at the characteristics of high salinity and high concentration of chemical organic waste water, salt in concentrated solution is separated and then is recovered through a salt collector, the concentrated solution is dried and recovered or is subjected to incineration treatment, and evaporated condensate water is generally treated through subsequent biochemical treatment, so that the standard of waste water discharge can be realized.

The evaporimeter that uses among the general waste water treatment process is because self structural reason, and high concentration solution after the evaporation easily produces and remains, leads to heating pipe surface scale deposit, influences the subsequent heat-conduction of heating pipe to discharge not reaching standard after the steam condensation and do not have circulating device, it is comparatively troublesome to handle once more.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an evaporator for wastewater evaporation, which solves the problems that the high-concentration solution after evaporation is easy to remain due to the self structure of the evaporator used in the common wastewater treatment process, so that the surface of a heating pipe is scaled and the subsequent heat conduction of the heating pipe is influenced.

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides an evaporimeter for waste water evaporation, is including handling the case, fixedly connected with retaining frame between the both sides of handling the incasement wall, the heating pipe is all installed to the both sides of handling incasement wall bottom, U type groove, two have all been seted up to the bottom of handling incasement wall both sides the equal sliding connection in one side of U type inslot wall has an stripper plate, two the equal fixedly connected with extrusion spring in bottom of stripper plate to two extrusion spring's bottom respectively with the bottom fixed connection of two U type inslot walls, two swing joint has the scale control heat-conducting plate between the top of stripper plate and the inner wall in U type groove, and the top of two U type inslot walls and the equal fixedly connected with of top of two stripper plates are sealed.

Furthermore, the bottom of the water storage frame is communicated with a water outlet pipe, and a spray head is arranged at the bottom end of the water outlet pipe.

Further, handle one side fixedly connected with installing frame of case, the bottom fixedly connected with air pump of installing frame inner wall, the inlet end intercommunication of air pump has the intake pipe, the other end of intake pipe runs through and handles the case and extend to the inside of handling the case, the end intercommunication of giving vent to anger of air pump has the outlet duct, the other end of outlet duct runs through the installing frame in proper order, handles case and retaining frame and extends to the inside of retaining frame, the one end intercommunication that the outlet duct extends to retaining frame inside has the heat exchange tube.

Further, handle top and bottom between the incasement wall both sides and be provided with first filter and second filter respectively, the equal swing joint in both sides of first filter and second filter bottom has the cardboard, four the relative one side of cardboard all with the inner wall fixed connection who handles the case, the top intercommunication of handling the case has the inlet tube.

Further, handle the case and keep away from one side fixedly connected with condensing box of installing frame, the one end of heat exchange tube runs through retaining frame, processing case and condensing box in proper order and extends to the inside of condensing box, the one end intercommunication that the heat exchange tube extends to the inside of condensing box has the condenser, the bottom intercommunication of condensing box one side has the drain pipe, the valve is installed to the one end that the drain pipe is located the condensing box outside.

Further, one side fixedly connected with water pump of condensate tank inner wall, the end intercommunication of intaking of water pump has the inlet tube, the play water end intercommunication of water pump has the circulating pipe, the other end of circulating pipe runs through the condensate tank in proper order, handles case and retaining frame and extends to the inside of retaining frame.

Further, the positive top of processing case and bottom have all seted up the chamber door, two transparent observation window has all been seted up on the surface of chamber door.

Compared with the prior art, the invention has the beneficial effects that:

(1) this an evaporimeter for waste water evaporation, through the setting of scale control board heat conduction, avoid heating pipe direct contact waste water and do not influence the evaporation of waste water, thereby prevent heating pipe surface scale deposit, guarantee the normal use of heating pipe, again through the setting of devices such as stripper plate and extrusion spring, make the scale control heat-conducting plate can convenient to detach and installation, thereby can change the scale control heat-conducting plate after using, need not to clear up and dismantle whole equipment, it is more convenient to use.

(2) This an evaporimeter for waste water evaporation through the setting of air pump and heat exchange tube for waste water evaporation steam can preheat the waste water of not evaporating, and the cooling temperature difference improves evaporation efficiency, again through the setting of outlet pipe and shower nozzle, makes waste water can drop to the scale control heat-conducting plate to the water droplet form, increases the area of contact of unit waste water, thereby further accelerates evaporation efficiency.

(3) This an evaporimeter for waste water evaporation, through the setting of water pump and circulating pipe, can carry out the secondary treatment in the pump return retaining frame according to the treatment effect after the waste water condensation after the evaporation to reach emission standard, make waste water treatment effect maximize, through the setting of first filter and second filter again, can be before the evaporation impurity in the at utmost gets rid of waste water, reduce the residue on the scale control heat-conducting plate, make things convenient for the evaporation plant to use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

fig. 3 is a schematic front view of the present invention.

In the figure: 1-treatment box, 2-water storage frame, 3-heating tube, 4-U-shaped groove, 5-extrusion plate, 6-extrusion spring, 7-antiscale heat conducting plate, 8-sealing pad, 9-water outlet tube, 10-spray head, 11-mounting frame, 12-air pump, 13-air inlet tube, 14-air outlet tube, 15-heat exchange tube, 16-water inlet tube, 17-first filter plate, 18-second filter plate, 19-clamping plate, 20-condensation box, 21-condenser, 22-water inlet tube, 23-water pump, 24-circulation tube, 25-water outlet tube, 26-valve, 27-box door and 28-transparent observation window.

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. 1-3, the present invention provides a technical solution: the utility model provides an evaporimeter for waste water evaporation, is including handling case 1, handles fixedly connected with retaining frame 2 between the both sides of case 1 inner wall, handles the both sides of case 1 inner wall bottom and all installs heating pipe 3, and the heat of heating pipe 3 can conduct to anti scale heat-conducting plate 7 on, is conducted the heat to waste water by anti scale heat-conducting plate 7 again for waste water evaporation, the residue remains on anti scale heat-conducting plate 7 simultaneously, can not influence heating pipe 3.

The bottoms of the two sides of the inner wall of the treatment box 1 are respectively provided with a U-shaped groove 4, one side of the inner wall of each U-shaped groove 4 is connected with an extrusion plate 5 in a sliding way, the bottoms of the two extrusion plates 5 are respectively fixedly connected with an extrusion spring 6, the bottom ends of the two extrusion springs 6 are respectively and fixedly connected with the bottoms of the inner walls of the two U-shaped grooves 4, an antiscale heat-conducting plate 7 is movably connected between the tops of the two extrusion plates 5 and the inner walls of the U-shaped grooves 4, through the arrangement of the extruding plate 5, the extruding spring 6 and other devices, the anti-scaling heat conducting plate 7 can be conveniently detached and installed, thereby the anti-scaling heat conducting plate 7 can be replaced after use without cleaning and disassembling the whole device, the use is more convenient, and the top of the inner walls of the two U-shaped grooves 4 and the top of the two extrusion plates 5 are fixedly connected with sealing gaskets 8, so that the sealing property is ensured, and wastewater is prevented from flowing into the bottom of the anti-scaling heat-conducting plate 7.

The bottom of retaining frame 2 communicates has outlet pipe 9, and the bottom of outlet pipe 9 is provided with shower nozzle 10, and shower nozzle 10 can make waste water be the drop form and fall on scale control hot plate 7, has increased area of contact for evaporation efficiency.

One side of the treatment box 1 is fixedly connected with a mounting frame 11, the bottom of the inner wall of the mounting frame 11 is fixedly connected with an air pump 12, the air inlet end of the air pump 12 is communicated with an air inlet pipe 13, the other end of the air inlet pipe 13 penetrates through the treatment box 1 and extends into the treatment box 1, the air outlet end of the air pump 12 is communicated with an air outlet pipe 14, the other end of the air outlet pipe 14 sequentially penetrates through the mounting frame 11, the treatment box 1 and the water storage frame 2 and extends into the water storage frame 2, one end of the air outlet pipe 14 extending into the water storage frame 2 is communicated with a heat exchange pipe 15, the air pump 12 pumps water vapor into, the heat exchange tube 15 is obliquely arranged in the water storage frame 2, so that condensed water can flow out conveniently, the heat exchange tube 15 can be prevented from depositing, vapor enters the heat exchange tube 15 and exchanges heat with waste water, thereby preheating the waste water, reducing the temperature difference of the subsequent evaporation of the waste water and further accelerating the evaporation efficiency.

Handle top and bottom between 1 inner wall both sides of case and be provided with first filter 17 and second filter 18 respectively, the equal swing joint in both sides of first filter 17 and the 18 bottom of second filter has cardboard 19, make first filter 17 and the convenient change of second filter 18, four cardboard 19 relative one sides all with the inner wall fixed connection who handles case 1, the top intercommunication of handling case 1 has inlet tube 16, setting through first filter 17 and second filter 18, can be before the evaporation the impurity in the at utmost of getting rid of waste water, reduce the residue on the scale control heat-conducting plate, make things convenient for the evaporation equipment to use.

Handle case 1 and keep away from one side fixedly connected with condensing box 20 of installing frame 11, the one end of heat exchange tube 15 runs through retaining frame 2 in proper order, handle case 1 and condensing box 20 and extend to the inside of condensing box 20, the one end intercommunication that heat exchange tube 15 extended to condensing box 20 inside has condenser 21, the bottom intercommunication of condensing box 20 one side has drain pipe 25, drain pipe 25 is located the outside one end of condensing box 20 and installs valve 26, with the vapor condensation, whether reach emission standard with the detection.

One side fixedly connected with water pump 23 of condensate tank 20 inner wall, the end intercommunication of intaking of water pump 23 has inlet tube 22, the play water end intercommunication of water pump 23 has circulating pipe 24, the other end of circulating pipe 24 runs through condensate tank 20 in proper order, handle case 1 and retaining frame 2 and extend to the inside of retaining frame 2, if waste water does not reach the standard, go into the retaining frame 2 with the comdenstion water pump once more through water pump 23 and circulating pipe 24, evaporate once more to reach emission standard.

The box doors 27 are arranged at the top and the bottom of the front surface of the treatment box 1, the transparent observation windows 28 are arranged on the surfaces of the two box doors 27, and the residual conditions of impurities on the first filter plate 17, the second filter plate 18 and the anti-scale heat conduction plate 7 can be observed conveniently to determine whether to replace the box doors.

When the device is used, wastewater is introduced into the treatment box 1 through the water inlet pipe 16, the wastewater is filtered by the first filter plate 17 and the second filter plate 18 and then falls into the water storage frame 2, the wastewater is dripped onto the antiscale heat conducting plate 7 through the water outlet pipe 9 and the spray head 10 to evaporate the wastewater, evaporated steam is introduced into the heat exchange pipe 15 through the air pump 12 and the air outlet pipe 14, the surface of the heat exchange pipe 15 is contacted with the wastewater which is not dripped, so that the wastewater is heated, the temperature difference of subsequent evaporation of the wastewater is reduced, part of the steam is liquefied in a pipeline after heat exchange and enters the condensation box 20 along the heat exchange pipe 15, the steam which is not liquefied is condensed under the action of the condenser 21, then the condensate is deposited in the recondensing box 20, after the whole condensate is completely condensed, whether the condensate meets the discharge standard is detected, if the wastewater does not meet the water storage standard, the condensate is pumped, a second evaporation is carried out.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An evaporator for the evaporation of waste water, comprising a treatment tank (1), characterized in that: handle fixedly connected with retaining frame (2) between the both sides of case (1) inner wall, handle the both sides of case (1) inner wall bottom and all install heating pipe (3), U type groove (4), two have all been seted up to the bottom of handling case (1) inner wall both sides the equal sliding connection in one side of U type groove (4) inner wall has stripper plate (5), two the equal fixedly connected with extrusion spring (6) in bottom of stripper plate (5) to the bottom of two extrusion spring (6) respectively with the bottom fixed connection of two U type groove (4) inner walls, two swing joint has scale control heat-conducting plate (7) between the top of stripper plate (5) and the inner wall of U type groove (4), and the top of two U type groove (4) inner walls and the equal fixedly connected with sealed pad (8) in top of two stripper plates (5).

2. An evaporator for the evaporation of waste water according to claim 1, characterised in that: the bottom of retaining frame (2) communicates has outlet pipe (9), the bottom of outlet pipe (9) is provided with shower nozzle (10).

3. An evaporator for the evaporation of waste water according to claim 1, characterised in that: handle one side fixedly connected with installing frame (11) of case (1), the bottom fixedly connected with air pump (12) of installing frame (11) inner wall, the inlet end intercommunication of air pump (12) has intake pipe (13), the other end of intake pipe (13) runs through the inside of handling case (1) and extending to handling case (1), the end intercommunication of giving vent to anger of air pump (12) has outlet duct (14), the other end of outlet duct (14) runs through installing frame (11), handles case (1) and retaining frame (2) in proper order and extends to the inside of retaining frame (2), outlet duct (14) extend to the inside one end intercommunication of retaining frame (2) have heat exchange tube (15).

4. An evaporator for the evaporation of waste water according to claim 1, characterised in that: handle top and bottom between case (1) inner wall both sides and be provided with first filter (17) and second filter (18) respectively, the equal swing joint in both sides of first filter (17) and second filter (18) bottom has cardboard (19), four the relative one side of cardboard (19) all with the inner wall fixed connection who handles case (1), the top intercommunication of handling case (1) has inlet tube (16).

5. An evaporator for the evaporation of waste water according to claim 1, characterised in that: handle one side fixedly connected with condensing box (20) that installing frame (11) was kept away from in case (1), the one end of heat exchange tube (15) runs through retaining frame (2) in proper order, handles inside that case (1) and condensing box (20) extended to condensing box (20), the one end intercommunication that heat exchange tube (15) extended to condensing box (20) inside has condenser (21), the bottom intercommunication of condensing box (20) one side has drain pipe (25), valve (26) are installed to the one end that drain pipe (25) are located condensing box (20) outside.

6. An evaporator for the evaporation of waste water according to claim 1, characterised in that: one side fixedly connected with water pump (23) of condensing tank (20) inner wall, the end intercommunication of intaking of water pump (23) has inlet tube (22), the play water end intercommunication of water pump (23) has circulating pipe (24), the other end of circulating pipe (24) runs through condensing tank (20), handles case (1) and retaining frame (2) in proper order and extends to the inside of retaining frame (2).

7. An evaporator for the evaporation of waste water according to claim 1, characterised in that: the top and the bottom of the front surface of the treatment box (1) are both provided with box doors (27), and the surfaces of the box doors (27) are both provided with transparent observation windows (28).