CN212537515U

CN212537515U - Closed condensed water recovery complete device

Info

Publication number: CN212537515U
Application number: CN202021241435.2U
Authority: CN
Inventors: 邓彦龙
Original assignee: Beijing De'ao Energy Technology Co ltd
Current assignee: Beijing De'ao Energy Technology Co ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-02-12
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a closed condensate recovery integrated equipment, including main part jar, back regulator and touch-sensitive screen switch board, the intake pipe is installed to the left side outer wall of main part jar, and the left side of intake pipe is connected with preceding regulator, the below of intake pipe is provided with the blow off pipe, and the left side of blow off pipe is connected with the blowoff valve, the outlet duct is installed at the top of main part jar, and the outlet duct keeps away from the one end of main part jar and installs electric control valve, back regulator connects in electric control valve's below, the left and right sides of outlet duct all is provided with pressure transmitter, the touch-sensitive screen switch board is installed in the right side of main part jar, and the outer wall connection of main part jar has teletransmission liquid level transmitter, the lower left corner of main part jar is connected with first back flow pipe, and the lower. This complete sets is retrieved to closed condensate water makes jar internal pressure remain throughout at a reasonable scope, and the safety in utilization is stronger.

Description

Closed condensed water recovery complete device

Technical Field

The utility model relates to a thermal system high temperature condensate water recovery utilizes technical field for steam, specifically is closed condensate water recovery integrated equipment.

Background

In industrial production, steam is inseparable connected with almost all enterprises as an energy source with extremely wide application, a large amount of industrial water and energy mainly comprising coal are used for generating steam, the heat of the steam is used for realizing an industrial production process, condensed water generated after the steam releases partial heat energy is usually thrown away, and if the condensed water is effectively recycled, the value is represented: not only the heat energy in the condensed water is recovered, but also the secondary flash steam can replace the newly produced steam to heat the materials, thereby saving the water, the water treatment cost and the like.

However, in the condensate recovery device in the market at present, a closed container is often subjected to pressure holding in the use process, so that the backwater of the condensate in different pipelines is not smooth, the last adopted measure is changed into open recovery, secondary steam and heat energy generated by flash evaporation of a large amount of condensate are wasted, even some users put equipment, the condensate is directly discharged into a trench, and the waste is more serious.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a closed condensate recovery integrated equipment to the condensate recovery unit on the existing market who proposes in solving above-mentioned background often appears the airtight container in the use and suppresses the pressure, leads to different pipeline condensate backwater not smooth, and the measure of taking at last is for changing into open recovery, and the secondary steam and the heat energy that a large amount of condensate flashed off are useless, and some users regard equipment as the setting even, and the condensate is the trench in line, extravagant more serious problem.

In order to achieve the above object, the utility model provides a following technical scheme: closed condensate recovery complete equipment comprises a main body tank, a rear pressure regulating device and a touch screen control cabinet, wherein an air inlet pipe is installed on the outer wall of the left side of the main body tank, the left side of the air inlet pipe is connected with the front pressure regulating device, a blow-off pipe is arranged below the air inlet pipe, the left side of the blow-off pipe is connected with a blow-off valve, an air outlet pipe is installed at the top of the main body tank, one end, away from the main body tank, of the air outlet pipe is provided with an electric regulating valve, the rear pressure regulating device is connected below the electric regulating valve, pressure transmitters are arranged on the left side and the right side of the air outlet pipe, the touch screen control cabinet is installed on the right side of the main body tank, the outer wall of the main body tank is connected with a remote liquid level transmitter, a first backflow pipe is connected to the lower left corner, and the below of hard seal valve is connected with high temperature resistant centrifugal pump, the check valve is installed to the below of high temperature resistant centrifugal pump, and one side that the high temperature resistant centrifugal pump was kept away from to the check valve is connected with the gate valve, the internally mounted of main part jar has the separator, and the intermediate position of separator is provided with the accumulator, the below of accumulator is provided with the branch liquid board, and divides the left side of liquid board to install the siphunculus, the below of siphunculus is fixed with the baffle, and the below of baffle is provided with the surge-chamber.

Preferably, the front pressure regulating device forms a communication structure with the pressure regulating chamber through a gate valve, a check valve, a hard seal valve, a high temperature resistant centrifugal pump and a first return pipe, and the pressure regulating chamber forms a communication structure with the separator through a through pipe.

Preferably, the pressure transmitter and the remote transmission liquid level transmitter are respectively electrically connected with the input end of the touch screen control cabinet through wires, and the output end of the touch screen control cabinet is electrically connected with the electric control valve through wires.

Preferably, the separator is of a spiral structure, the vertical center line of the separator and the vertical center line of the recovery pipe are overlapped, and the recovery pipe is communicated with the inside of the air outlet pipe.

Preferably, the appearance structure of the liquid separation plate is of a round table structure, fine holes are uniformly formed in the outer surface of the liquid separation plate, and the outer edge of the liquid separation plate is tightly attached to the inner wall of the main tank.

Preferably, the appearance structure of the guide plate is a circular structure, the guide plate inclines towards the sewage discharge pipe, and the included angle between the guide plate and the horizontal plane is 1 degree.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the closed type condensed water recovery complete device is provided with a front pressure regulating device, working fluid is made to inject and flow condensed water with different pressures into a main body tank in a cavity of the front pressure regulating device through a high-temperature resistant centrifugal pump according to the pressure in the tank body, then the pressure regulating device releases the pressure of the tank body of the main body tank through a regulating valve group consisting of electric regulating valves according to another path of detected pressure signals of the tank body of the main body tank, so that the pressure in the tank body is always kept in a reasonable range, and the use safety is higher;

2. the proper pressure is kept in the tank body, a positive pressure head can be provided for the high-temperature resistant centrifugal pump, pure liquid condensate is ensured to enter the water pump, and the condensate generates vortex due to gravity self-flow to cause the condensate to clamp steam to enter the water pump, so that the problem of cavitation generated by the water pump under the high-temperature condition is solved, and the service life of the whole equipment is prolonged;

3. set up the liquid separating plate and can effectively filter liquid condensate, and then conveniently get rid of impurity and dirt in the condensate, guaranteed the pure effect of condensate, set up the baffle and be in the tilt state to the blow-off pipe direction for the blow-off pipe is in the lower of baffle, thereby is favorable to discharging the sewage on the baffle from jar internal portion, and the effect is better.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the main tank of the present invention;

fig. 3 is a schematic view of the liquid separating plate of the present invention.

In the figure: 1. a main body tank; 2. an air inlet pipe; 3. a front pressure regulating device; 4. a blow-off pipe; 5. a blowoff valve; 6. an air outlet pipe; 7. an electric control valve; 8. a rear pressure regulating device; 9. a pressure transmitter; 10. a touch screen control cabinet; 11. a remote transmission liquid level transmitter; 12. a first return pipe; 13. a second return pipe; 14. a hard seal valve; 15. a high temperature resistant centrifugal pump; 16. a gate valve; 17. a check valve; 18. a separator; 19. a recovery pipe; 20. a liquid separation plate; 21. pipe passing; 22. a guide plate; 23. a pressure regulating chamber.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a closed type condensed water recovery complete device comprises a main body tank 1, an air inlet pipe 2, a front pressure regulating device 3, a blow-off pipe 4, a blow-off valve 5, an air outlet pipe 6, an electric regulating valve 7, a rear pressure regulating device 8, a pressure transmitter 9, a touch screen control cabinet 10, a remote transmission liquid level transmitter 11, a first return pipe 12, a second return pipe 13, a hard sealing valve 14, a high temperature resistant centrifugal pump 15, a gate valve 16, a check valve 17, a separator 18, a recovery pipe 19, a liquid separation plate 20, a through pipe 21, a guide plate 22 and a pressure regulating chamber 23, wherein the air inlet pipe 2 is arranged on the outer wall of the left side of the main body tank 1, the front pressure regulating device 3 is connected to the left side of the air inlet pipe 2, the blow-off pipe 4 is arranged below the air inlet pipe 4, the blow-off valve 5 is connected to the left side of the blow-off pipe 4, the air outlet pipe 6 is arranged at, the left side and the right side of the air outlet pipe 6 are respectively provided with a pressure transmitter 9, a touch screen control cabinet 10 is arranged on the right side of the main body tank 1, the outer wall of the main body tank 1 is connected with a remote transmission liquid level transmitter 11, the pressure transmitter 9 and the remote transmission liquid level transmitter 11 are respectively electrically connected with the input end of the touch screen control cabinet 10 through leads, the output end of the touch screen control cabinet 10 is electrically connected with an electric control valve 7 through leads, the left lower corner of the main body tank 1 is connected with a first return pipe 12, the right lower corner of the main body tank 1 is provided with a second return pipe 13, the lower ends of the first return pipe 12 and the second return pipe 13 are respectively provided with a hard sealing valve 14, the lower part of the hard sealing valve 14 is connected with a high temperature resistant centrifugal pump 15, the lower part of the high temperature resistant centrifugal pump 15 is provided with a check valve 17, one side of the, and a recovery pipe 19 is arranged in the middle of the separator 18;

the structure of the separator 18 is a spiral structure, the vertical central line of the separator 18 and the vertical central line of the recovery pipe 19 coincide with each other, the recovery pipe 19 is communicated with the inside of the outlet pipe 6, the separator 18 provided with the spiral can better separate water vapor, so that the gas rises and is discharged out of the tank body by the recovery pipe 19 and the outlet pipe 6, the liquid condensate can be left in the tank body for further recovery, the liquid separating plate 20 is arranged below the recovery pipe 19, the through pipe 21 is arranged on the left side of the liquid separating plate 20, the appearance structure of the liquid separating plate 20 is a circular table structure, fine holes are uniformly formed in the outer surface of the liquid separating plate 20, the outer edge of the liquid separating plate 20 is tightly attached to the inner wall of the main tank 1, the liquid separating plate 20 is arranged to effectively filter the liquid condensate, impurities and dirt in the condensate can be conveniently removed, and the purity effect of the condensate is ensured, a guide plate 22 is fixed below the through pipe 21, a surge chamber 23 is arranged below the guide plate 22, the guide plate 22 is of a circular structure, the guide plate 22 inclines towards the sewage discharge pipe 4, an included angle between the guide plate 22 and the horizontal plane is 1 degree, the guide plate 22 is arranged in an inclined state towards the sewage discharge pipe 4, the sewage discharge pipe 4 is located at the lowest position of the guide plate 22, sewage on the guide plate 22 is discharged from the interior of the tank body, and the effect is better;

the front pressure regulating device 3 forms a communicating structure with the pressure regulating chamber 23 through a gate valve 16, a check valve 17, a hard seal valve 14, a high temperature resistant centrifugal pump 15 and a first return pipe 12, the pressure regulating chamber 23 forms a communicating structure with the separator 18 through a through pipe 21, the front pressure regulating device 3 is arranged to make working fluid to inject different pressure condensed water into a cavity of the front pressure regulating device 3 through the high temperature resistant centrifugal pump 15 according to the pressure in the tank body to smoothly enter the main tank 1, then the pressure regulating device 8 is arranged to release the pressure of the tank body of the main tank 1 through an adjusting valve group consisting of an electric adjusting valve 7 according to another path of detected pressure signals of the tank body of the main tank 1, so that the pressure in the tank body is always kept in a reasonable range, the use safety is stronger, the proper pressure is kept in the tank body, a positive pressure head can be provided for the high temperature resistant centrifugal pump 15, the condensed water generates vortex due to gravity flow to cause the condensed water to be entrained with steam to enter the water pump, thereby eliminating the problem of cavitation generated by the water pump under the high-temperature condition and being beneficial to prolonging the service life of the whole equipment.

The working principle is as follows: for the closed type condensed water recovery complete equipment, firstly, steam enters the main body tank 1 through the front pressure regulating device 3 and the air inlet pipe 2, gas-liquid separation is carried out in the separator 18, gas enters the recovery pipe 19, liquid drops on the liquid dividing plate 20, the liquid dividing plate 20 carries out filtration, so that sewage enters the guide plate 22 and flows to the sewage discharge pipe 4 along the guide plate 22, and finally flows out from the sewage discharge valve 5, at the moment, the pressure transmitter 9 and the remote transmission liquid level transmitter 11 can detect the pressure change in the main body tank 1 and transmit the change information to the touch screen control cabinet 10, the touch screen control cabinet 10 carries out analysis treatment, the touch screen control cabinet 10 controls the high temperature resistant centrifugal pump 15 to start, the high temperature resistant centrifugal pump 15 pumps out the gas in the pressure regulating chamber 23 through the hard sealing valve 14 and the first return pipe 12, so that the gas in the pressure regulating chamber 23 is reduced, the pressure regulating chamber 23 pumps out the gas in the main body tank 1 through the, and transmit these gases to preceding regulator 3 inside through gate valve 16 and check valve 17, in the same way the accessible second back flow pipe 13 is taken into back regulator 8 inside, and touch-sensitive screen switch board 10 still can control electrical control valve 7 and start, and inside gas inlet duct 6 along the recovery tube 19 flows, and inside gas outlet duct 6 got into back regulator 8 through electrical control valve 7, accomplished the pressure regulating, just so accomplished whole closed condensate recovery integrated equipment's use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Closed condensate water retrieves integrated equipment, including main part jar (1), back pressure regulating device (8) and touch-sensitive screen switch board (10), its characterized in that: the air inlet pipe (2) is installed on the outer wall of the left side of the main body tank (1), the left side of the air inlet pipe (2) is connected with the front pressure regulating device (3), the blow-off pipe (4) is arranged below the air inlet pipe (2), the blow-off valve (5) is connected to the left side of the blow-off pipe (4), the air outlet pipe (6) is installed at the top of the main body tank (1), the electric adjusting valve (7) is installed at one end, away from the main body tank (1), of the air outlet pipe (6), the rear pressure regulating device (8) is connected below the electric adjusting valve (7), pressure transmitters (9) are arranged on the left side and the right side of the air outlet pipe (6), the touch screen control cabinet (10) is installed on the right side of the main body tank (1), the outer wall of the main body tank (1) is connected with a remote transmission liquid level, a second return pipe (13) is arranged at the lower right corner of the main tank (1), hard seal valves (14) are respectively arranged at the lower ends of the first return pipe (12) and the second return pipe (13), a high-temperature resistant centrifugal pump (15) is connected below the hard sealing valve (14), a check valve (17) is arranged below the high-temperature resistant centrifugal pump (15), and one side of the check valve (17) far away from the high-temperature resistant centrifugal pump (15) is connected with a gate valve (16), a separator (18) is arranged in the main body tank (1), a recovery pipe (19) is arranged at the middle position of the separator (18), a liquid separation plate (20) is arranged below the recovery pipe (19), and a through pipe (21) is installed on the left side of the liquid separating plate (20), a guide plate (22) is fixed below the through pipe (21), and a pressure regulating chamber (23) is arranged below the guide plate (22).

2. The closed condensate recovery plant according to claim 1, characterized in that: the front pressure regulating device (3) forms a communication structure between the gate valve (16), the check valve (17), the hard seal valve (14), the high-temperature resistant centrifugal pump (15), the first return pipe (12) and the pressure regulating chamber (23), and the pressure regulating chamber (23) forms a communication structure between the through pipe (21) and the separator (18).

3. The closed condensate recovery plant according to claim 1, characterized in that: the pressure transmitter (9) and the remote transmission liquid level transmitter (11) are respectively electrically connected with the input end of the touch screen control cabinet (10) through leads, and the output end of the touch screen control cabinet (10) is electrically connected with the electric control valve (7) through leads.

4. The closed condensate recovery plant according to claim 1, characterized in that: the separator (18) is of a spiral structure, the vertical central line of the separator (18) and the vertical central line of the recovery pipe (19) are overlapped, and the recovery pipe (19) is communicated with the inside of the air outlet pipe (6).

5. The closed condensate recovery plant according to claim 1, characterized in that: the appearance structure of liquid separation board (20) is round platform type structure, and the surface of liquid separation board (20) has evenly seted up the pore to the outward flange of liquid separation board (20) closely laminates with the inner wall of main part jar (1).

6. The closed condensate recovery plant according to claim 1, characterized in that: the appearance structure of guide plate (22) is circular structure, and guide plate (22) is to blow off pipe (4) department slope to the contained angle between guide plate (22) and the horizontal plane is 1.