CN217264917U

CN217264917U - Energy-efficient waste water vacuum evaporation concentrator

Info

Publication number: CN217264917U
Application number: CN202221017990.6U
Authority: CN
Inventors: 潘道中; 李银; 卢厚瑞
Original assignee: Jiangsu Lezhu Environmental Protection Technology Co ltd
Current assignee: Jiangsu Lezhu Environmental Protection Technology Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-23
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses an energy-efficient waste water vacuum evaporation concentrator, including the evaporation case, the up end fixed mounting of evaporation case has the case lid, up end one side fixed mounting of case lid has the exhaust pipe, one side of evaporation case is equipped with the distilled water collecting box, the top of distilled water collecting box is equipped with the heat exchanger body, the up end fixed mounting of heat exchanger body has first connecting pipe, the one end that the evaporation case was kept away from to the exhaust pipe is connected with first connecting pipe. The utility model discloses beneficial effect: through setting up the heat exchanger body for this internal transport of heat exchanger is waited to process waste water and is cooled off the liquefaction to this internal steam of heat exchanger to this, has saved required refrigeration piece to the liquefied electric quantity of steam, and the accessible heat exchanger body is accomplished and is waited the preheating treatment of processing waste water, thereby shortens waste water heating evaporation's time, and then has improved the concentrated efficiency of evaporation of device.

Description

Energy-efficient waste water vacuum evaporation concentrator

Technical Field

The utility model relates to an evaporation concentration equipment, concretely relates to energy-efficient waste water vacuum evaporation concentration equipment.

Background

With the overall improvement of the industrial level in China, the generated industrial wastewater is gradually increased, the environmental protection consciousness of China is continuously improved in recent years, and the discharge standard of the industrial wastewater is higher and higher. Wastewater discharged by textile, chemical, petroleum, electroplating and other industries needs to be subjected to a plurality of wastewater treatment processes, and the separated water can reach the discharge standard. At present, the existing evaporation concentration equipment generally cools and liquefies the water vapor evaporated by the device through the refrigeration piece, so that the refrigeration piece can consume higher electric quantity in the refrigeration process, and a large amount of heat in the water vapor can also be wasted.

Therefore, based on the problems, the high-efficiency energy-saving wastewater vacuum evaporation and concentration equipment is designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-efficient waste water vacuum evaporation concentration equipment to solve the evaporation concentration equipment that has now in the technique and cool off the liquefaction with the steam of device evaporation through the refrigeration piece usually, the refrigeration piece can consume higher electric quantity at cryogenic in-process like this, the problem that a large amount of heats also can be wasted in the steam equally.

In order to achieve the above object, the present invention provides the following technical solutions: an efficient energy-saving vacuum evaporation and concentration device for waste water comprises an evaporation box, wherein a box cover is fixedly arranged on the upper end face of the evaporation box, a steam exhaust pipe is fixedly arranged on one side of the upper end face of the box cover, a distilled water collecting box is arranged on one side of the evaporation box, a heat exchanger body is arranged above the distilled water collecting box, a first connecting pipe is fixedly arranged on the upper end face of the heat exchanger body, one end, far away from the evaporation box, of the steam exhaust pipe is connected with the first connecting pipe, a second connecting pipe is fixedly arranged on the lower end face of the heat exchanger body, one end, far away from the heat exchanger body, of the second connecting pipe is connected with the distilled water collecting box, a cold water inlet pipe and a cold water outlet pipe are sequentially and fixedly arranged on one side wall face of the heat exchanger body, the cold water inlet pipe is positioned below the cold water outlet pipe, and one end, far away from the heat exchanger body, of the cold water outlet pipe is connected with a water return pipe, and a wastewater collecting box is arranged on one side of the distilled water collecting box, and one end of the return pipe, which is far away from the cold water outlet pipe, is connected with the wastewater collecting box.

Preferably, a water pump is arranged in the wastewater collection box, a water delivery pipe is fixedly mounted on one side of the upper end face of the wastewater collection box, a first control valve is fixedly mounted on the water delivery pipe, one end of the water delivery pipe is connected with a box cover on the upper end face of the evaporation box, and the other end of the water delivery pipe is connected with the water pump in the wastewater collection box.

Preferably, a liquid outlet pipe is fixedly mounted at the lower end of one side wall surface of the distilled water collecting box, a second control valve is fixedly mounted on the liquid outlet pipe, and a vacuum pump is fixedly mounted on one side of the upper end surface of the box cover.

Preferably, a first impurity removing opening is formed in the middle of the upper end face of the box cover, a first sealing cover is arranged in the first impurity removing opening, a second impurity removing opening is formed in the lower end of one side wall face of the evaporation box, and a second sealing cover is arranged in the second impurity removing opening.

Preferably, a driving motor is fixedly installed in the middle of the lower end face of the evaporation box, a stirring shaft is rotatably installed at the bottom end of the inner side of the evaporation box through a rotating shaft, and the output end of the driving motor is in butt joint with the rotating shaft of the stirring shaft.

Preferably, a plurality of stirring blades are fixedly mounted on the stirring shaft in sequence, a plurality of heaters are fixedly mounted on the inner wall surface of the evaporation box in sequence, and a filter screen is fixedly mounted at the upper end of the inner wall surface of the evaporation box.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model discloses, through setting up the heat exchanger body, when using the device like this, through advancing the pipe to cold water and carrying the waste water of treating processing, waste water can carry out the heat absorption cooling liquefaction with this internal vapor of heat exchanger, the liquefied vapor of cooling can flow into in the distilled water collecting box, waste water after the heat absorption cooling passes through the cold water exit tube, the wet return flows into in the waste water collecting box, traditional device compares, the adduction of this device makes the device can to this internal transport of overheated heat exchanger treat that processing waste water cools off the liquefaction to this internal vapor of heat exchanger, required refrigeration piece is saved to the liquefied electric quantity of vapor, and the preheating treatment of treating processing waste water is accomplished to the accessible heat exchanger body, thereby shorten the time of waste water heating evaporation, and then the evaporation concentration efficiency of device has been improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

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

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is an explosion diagram of the evaporation box and the box cover, the stirring shaft, the first sealing cover and the second sealing cover of the present invention.

Fig. 4 is an explosion diagram of the evaporation box and the box cover, the stirring shaft, the first sealing cover and the second sealing cover of the present invention.

Description of reference numerals:

1. an evaporation tank; 2. a box cover; 3. a steam exhaust pipe; 4. a distilled water collecting box; 5. a heat exchanger body; 6. A first connecting pipe; 7. a second connecting pipe; 8. a cold water inlet pipe; 9. a cold water outlet pipe; 10. a water return pipe; 11. A wastewater collection tank; 12. a water delivery pipe; 13. a first control valve; 14. a second control valve; 15. a vacuum pump; 16. a first sealing cover; 17. a second sealing cover; 18. a drive motor; 19. a stirring shaft; 20. stirring blades; 21. a heater; 22. and (4) a filter screen.

Detailed Description

The utility model provides an energy-efficient waste water vacuum evaporation concentrator as shown in fig. 1-4, including evaporating box 1, the up end fixed mounting of evaporating box 1 has case lid 2, up end one side fixed mounting of case lid 2 has exhaust pipe 3, one side of evaporating box 1 is equipped with distilled water collecting box 4, the top of distilled water collecting box 4 is equipped with heat exchanger body 5, the up end fixed mounting of heat exchanger body 5 has first connecting pipe 6, the one end that evaporating box 1 was kept away from to exhaust pipe 3 is connected with first connecting pipe 6, the lower terminal surface fixed mounting of heat exchanger body 5 has second connecting pipe 7, the one end that heat exchanger body 5 was kept away from to second connecting pipe 7 is connected with distilled water collecting box 4, one side wall of heat exchanger body 5 is fixed mounting in proper order has cold water to advance pipe 8, the, Cold water exit tube 9, cold water advances pipe 8 and is located the below of cold water exit tube 9, the one end that cold water exit tube 9 keeps away from heat exchanger body 5 is connected with wet return 10, one side of distilled water collecting box 4 is equipped with wastewater collection box 11, the one end that cold water exit tube 9 is kept away from to wet return 10 is connected with wastewater collection box 11, traditional device compares, the addding of this device makes the device can to the interior transport of overheated heat exchanger body 5 wait to process the waste water and cool off the liquefaction to the vapor in the heat exchanger body 5, has saved the electric quantity that required refrigeration piece was liquefied to the vapor to accessible heat exchanger body 5 accomplishes the preliminary heating of treating the processing waste water and handles, thereby shortens the time of waste water heating evaporation, and then has improved the evaporation concentration efficiency of device.

Further, in the above technical scheme, a water pump is arranged in the wastewater collection tank 11, a water pipe 12 is fixedly installed on one side of the upper end surface of the wastewater collection tank 11, a first control valve 13 is fixedly installed on the water pipe 12, one end of the water pipe 12 is connected with the tank cover 2 on the upper end surface of the evaporation tank 1, the other end of the water pipe 12 is connected with the water pump in the wastewater collection tank 11, a liquid outlet pipe is fixedly installed at the lower end of the wall surface on one side of the distilled water collection tank 4, a second control valve 14 is fixedly installed on the liquid outlet pipe, a vacuum pump 15 is fixedly installed on one side of the upper end surface of the tank cover 2, so that wastewater in the wastewater collection tank 11 is conveyed into the evaporation tank 1 through the mutual matching of the water pipe 12, the first control valve 13 and the water pump, and the vacuum pump 15 is convenient for evacuating the evaporation tank 1 and the distilled water collection tank 4.

Further, in the above technical solution, a first impurity removing opening is formed in the middle of the upper end face of the box cover 2, a first sealing cover 16 is arranged in the first impurity removing opening, a second impurity removing opening is formed in the lower end of one side wall face of the evaporation box 1, a second sealing cover 17 is arranged in the second impurity removing opening, a driving motor 18 is fixedly mounted in the middle of the lower end face of the evaporation box 1, a stirring shaft 19 is rotatably mounted at the bottom end of the inner side of the evaporation box 1 through a rotating shaft, the output end of the driving motor 18 is in butt joint with the rotating shaft of the stirring shaft 19, a plurality of stirring blades 20 are fixedly mounted on the stirring shaft 19 in sequence, a plurality of heaters 21 are fixedly mounted on the inner wall face of the evaporation box 1 in sequence, a filter screen 22 is fixedly mounted at the upper end of the inner wall face of the evaporation box 1, so that impurities on the filter screen 22 can be removed by detaching the first sealing cover 16, and impurities at the bottom end of the inner side of the evaporation box 1 can be removed by detaching the second sealing cover 17, the waste water in the evaporation tank 1 is heated and evaporated by the heater 21, and the evaporation of the waste water is accelerated by the stirring blade 20.

Principle of operation

The implementation mode specifically comprises the following steps: when a user needs to use the device, the user firstly opens the first control valve 13, starts the water pump in the wastewater collection box 11, outputs the wastewater in the wastewater collection box 11 into the evaporation box 1, and after the wastewater is conveyed to a certain amount, the water pump and the first control valve 13 are closed, the vacuum pump 15 is started to evacuate the evaporation box 1 and the distilled water collection box 4, after evacuation is finished, the heater 21 and the driving motor 18 are started, and the wastewater to be processed is conveyed to the cold water inlet pipe 8, the heater 21 heats and evaporates the wastewater in the evaporation box 1, the driving motor 18 is started to drive the stirring shaft 19 to rotate, the stirring shaft 19 drives the stirring blades 20 to rotate, the wastewater in the evaporation box 1 is stirred by the rotation of the stirring blades 20, the evaporation of the wastewater is accelerated, the evaporated steam is conveyed into the heat exchanger body 5 through the steam exhaust pipe 3, and the steam in the heat exchanger body 5 is liquefied by the wastewater to be processed, the waste water after heat absorption and cooling flows into a waste water collecting box 11 through a cold water outlet pipe 9 and a water return pipe 10, and the cooled and liquefied water vapor flows into a distilled water collecting box 4.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides an energy-efficient waste water vacuum evaporation concentrator, includes evaporating case (1), its characterized in that: a box cover (2) is fixedly arranged on the upper end face of the evaporation box (1), a steam exhaust pipe (3) is fixedly arranged on one side of the upper end face of the box cover (2), a distilled water collecting box (4) is arranged on one side of the evaporation box (1), a heat exchanger body (5) is arranged above the distilled water collecting box (4), a first connecting pipe (6) is fixedly arranged on the upper end face of the heat exchanger body (5), one end, far away from the evaporation box (1), of the steam exhaust pipe (3) is connected with the first connecting pipe (6), a second connecting pipe (7) is fixedly arranged on the lower end face of the heat exchanger body (5), one end, far away from the heat exchanger body (5), of the second connecting pipe (7) is connected with the distilled water collecting box (4), and a cold water inlet pipe (8) and a cold water outlet pipe (9) are fixedly arranged on one side wall face of the heat exchanger body (5) in sequence, the device is characterized in that the cold water inlet pipe (8) is located below the cold water outlet pipe (9), one end, away from the heat exchanger body (5), of the cold water outlet pipe (9) is connected with a water return pipe (10), one side of the distilled water collecting box (4) is provided with a wastewater collecting box (11), and one end, away from the cold water outlet pipe (9), of the water return pipe (10) is connected with the wastewater collecting box (11).

2. The high-efficiency energy-saving wastewater vacuum evaporation and concentration equipment as claimed in claim 1, wherein: the device is characterized in that a water pump is arranged in the wastewater collection box (11), a water delivery pipe (12) is fixedly mounted on one side of the upper end face of the wastewater collection box (11), a first control valve (13) is fixedly mounted on the water delivery pipe (12), one end of the water delivery pipe (12) is connected with the box cover (2) on the upper end face of the evaporation box (1), and the other end of the water delivery pipe (12) is connected with the water pump in the wastewater collection box (11).

3. The high-efficiency energy-saving wastewater vacuum evaporation and concentration equipment as claimed in claim 1, wherein: the lower end of one side wall surface of the distilled water collecting box (4) is fixedly provided with a liquid outlet pipe, a second control valve (14) is fixedly arranged on the liquid outlet pipe, and one side of the upper end surface of the box cover (2) is fixedly provided with a vacuum pump (15).

4. The high-efficiency energy-saving wastewater vacuum evaporation and concentration equipment as claimed in claim 1, wherein the equipment comprises: the middle part of the upper end face of the box cover (2) is provided with a first impurity removing opening, a first sealing cover (16) is arranged in the first impurity removing opening, the lower end of one side wall face of the evaporation box (1) is provided with a second impurity removing opening, and a second sealing cover (17) is arranged in the second impurity removing opening.

5. The high-efficiency energy-saving wastewater vacuum evaporation and concentration equipment as claimed in claim 1, wherein: the lower terminal surface middle part fixed mounting of evaporating case (1) has driving motor (18), (mixing) shaft (19) are installed through the pivot rotation in the inboard bottom of evaporating case (1), the output of driving motor (18) and the pivot butt joint of (mixing) shaft (19).

6. The high-efficiency energy-saving wastewater vacuum evaporation and concentration equipment as claimed in claim 5, wherein: a plurality of stirring blades (20) are fixedly mounted on the stirring shaft (19) in sequence, a plurality of heaters (21) are fixedly mounted on the inner wall surface of the evaporation box (1) in sequence, and a filter screen (22) is fixedly mounted at the upper end of the inner wall surface of the evaporation box (1).