CN210717502U

CN210717502U - Boiler steam condensate recovery device

Info

Publication number: CN210717502U
Application number: CN201921395603.0U
Authority: CN
Inventors: 唐玉亮
Original assignee: Qingdao Langhui Energy Saving Service Co Ltd
Current assignee: Qingdao Langhui Energy Saving Service Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-06-09
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses a boiler steam condensate recovery unit, including boiler body and backward flow case, boiler body and backward flow case are connected with outlet duct and back flow jointly, outlet duct and back flow are U type pipeline structure and one end and boiler body top intercommunication, the other end of outlet duct is inserted and is established the inside to the backward flow case, the other end of back flow is connected to the top of backward flow case, the backward flow incasement is connected with secondary heating device, back flow and outlet duct are connected with condensing equipment jointly. The utility model discloses a set up outlet duct, backward flow case and back flow for after vapor passes through the outlet duct and reachs the backward flow case, inside the reheat rethread back flow entering boiler of backflow incasement, realize recycling of comdenstion water, automatic pivoted cooling disc realizes the refrigerated effect with superheated steam under atmospheric pressure, sets up piezoceramics and baffle simultaneously, and makes water by condensation recycle after the secondary heating reaches the boiling point, reduction steam manufacturing cost.

Description

Boiler steam condensate recovery device

Technical Field

The utility model relates to a boiler steam recovery technical field especially relates to a boiler steam condensate water recovery unit.

Background

The quality of the boiler steam condensate water is generally far higher than that of softened water and is close to pure water, the boiler steam condensate water is high-quality heat source feed water, if the boiler steam condensate water is utilized, the boiler fuel consumption can be obviously reduced, the softened water amount is reduced, the steam production cost is reduced, in addition, because the water quality of the boiler is improved, the pollution discharge and heat loss of the boiler can be reduced, the boiler efficiency is improved, and the boiler steam condensate water is an effective measure for saving energy and water in the boiler heat.

However, in the prior art, the quality of steam is easily polluted, or steam equipment and places are scattered, a steam pipeline is long, and the like, so that the recycling of steam condensate water is difficult to a certain extent. Particularly, the iron ion content in the condensed water is high, so that the boiler is easy to generate iron scale, the corrosion of the boiler is increased, and the safe operation of the boiler is influenced. Based on this, the utility model designs a boiler steam condensate water recovery unit.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a boiler steam condensate water recovery device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a boiler steam condensate recovery device, includes boiler body and flow-back box are connected with outlet duct and back flow jointly, outlet duct and back flow are U type pipeline structure and one end and boiler body top intercommunication, the inside of establishing to the flow-back box is inserted to the other end of outlet duct, the other end of back flow is connected to the top of flow-back box, the flow-back box in-connection has secondary heating device, back flow and outlet duct are connected with condensing equipment jointly.

Preferably, condensing equipment includes parallel arrangement's condensation dish, the inner wall of back flow and outlet duct is run through respectively to the outer lane of condensation dish, set up a plurality of segments on the condensation dish, the bottom surface slope setting of segment and condensation dish sets up and the angle of inclination sets up to 30, the centre of gyration fixedly connected with pivot of condensation dish, the pivot is passed through the bearing and is connected with external mount rotation.

Preferably, secondary heating device includes the baffle, baffle sealing sliding connection is on the lateral wall of backward flow case, the one end that boiler body was kept away from to the outlet duct runs through the baffle and rather than sealing connection, the bottom welding of backward flow case has the heater, the welding of heater top has branch, branch runs through the baffle and at the top fixedly connected with piezoceramics of baffle, the piezoceramics veneer is at the top of backward flow case, branch and baffle sealing connection.

Preferably, the return pipe is communicated with a water inlet pipe, and two parts of the return pipe, which are connected with the boiler body and the water inlet pipe, are respectively provided with a one-way valve.

Preferably, a plurality of the fan-shaped blocks are circumferentially arrayed at two bottoms of the condensation plate, the number of the fan-shaped blocks is not less than three, and buffer layers are respectively arranged at the joints of the condensation plate, the return pipe and the air outlet pipe.

Preferably, concentrated sulfuric acid and a protective agent are filled below the baffle plate of the return tank, and a plurality of small holes are formed in the baffle plate.

The utility model discloses in, compare in prior art, the advantage lies in:

1. the utility model discloses a set up outlet duct, flow-back box and back flow for behind the vapor reachd the flow-back box through the outlet duct, inside the reheat rethread back flow entering boiler of flow-back incasement, realize recycling of comdenstion water, its purpose passes through under secondary evaporation and the condensation effect with more iron ion and oxygen in the vapor get rid of, avoids causing the boiler to tie and grows the iron scale, perhaps increases the corruption of boiler, influences the safe operation of boiler.

2. The utility model discloses an automatic pivoted cooling pan realizes the refrigerated effect with superheated steam under atmospheric pressure to set up piezoceramics and baffle simultaneously, when the backflow box internal water capacity reached piezoceramics high position, will make backflow box internal liquid heated under the heater effect through the baffle to piezoceramics's pressure, and make water re-enter the boiler body after the condensation of the cooling pan from the back flow position after the boiling point by the secondary heating and recycle, reduce steam manufacturing cost.

Drawings

Fig. 1 is a schematic structural view of a boiler steam condensate recovery device provided by the present invention;

FIG. 2 is an enlarged schematic view of part A of a boiler steam condensate recovery device according to the present invention;

fig. 3 is a top view of the boiler steam condensate recovery device provided by the present invention.

In the figure: 1 boiler body, 2 return tanks, 3 return pipes, 4 air outlet pipes, 5 rotating shafts, 6 condensation plates, 7 water inlet pipes, 8 one-way valves, 9 baffles, 10 fan-shaped blocks, 11 buffer layers, 12 small holes, 13 support rods, 14 piezoelectric ceramics and 15 heaters.

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.

Referring to fig. 1-3, a boiler steam condensate recovery device, including boiler body 1 and flow-back box 2, boiler body 1 and flow-back box 2 are connected with outlet duct 4 and back flow 3 jointly, outlet duct 4 and back flow 3 are U type pipeline structure and one end and the 1 top intercommunication of boiler body, the inside of establishing to flow-back box 2 is inserted to the other end of outlet duct 4, the other end of back flow 3 is connected to the top of flow-back box 2, the internal secondary heating device that is connected with of flow-back box 2, back flow 3 and outlet duct 4 are connected with condensing equipment jointly.

The condensing device comprises a condensing disc 6 which is arranged in parallel, the outer ring of the condensing disc 6 respectively penetrates through the inner walls of a return pipe 3 and an outlet pipe 4, a plurality of fan-shaped blocks 10 are arranged on the condensing disc 6, the fan-shaped blocks 10 are obliquely arranged with the bottom surface of the condensing disc 6, the inclination angle is set to be 30 degrees, the fan-shaped blocks 10 are annularly arranged on two bottom surfaces of the condensing disc 6, and one side of the fan-shaped blocks 10 away from the condensing disc 6 is set to be of an arc structure, so that when steam is output outwards in a boiler body 1, the plurality of fan-shaped blocks 10 form a fan-shaped structure, the tangential component force of the pressure of the steam on the fan-shaped blocks 10 enables the fan-shaped blocks 10 to drive the condensing disc 6 to rotate, therefore, after the steam is condensed, a hotter part in the condensing disc 6 is rotated to the outside of a pipeline, so as to be cooled, condensation and cooling operation are carried out all the time to condensation dish 6, and the centre of gyration fixedly connected with pivot 5 of condensation dish 6, and pivot 5 passes through the bearing and is connected with external mount rotation.

Secondary heating device includes baffle 9, baffle 9 sealing sliding connection is on the lateral wall of backward flow case 2, the one end that boiler body 1 was kept away from to outlet duct 4 runs through baffle 9 and rather than sealing connection, the bottom welding of backward flow case 2 has heater 15, the welding of heater 15 top has branch 13, branch 13 runs through baffle 9 and at the top fixedly connected with piezoceramics 14 of baffle 9, piezoceramics 14 has piezoelectric effect, can produce current under receiving pressure, and make heater 15 work through branch 13, piezoceramics 14 veneer is at the top of backward flow case 2, branch 13 and baffle 9 sealing connection, 3 intercommunications of back flow are equipped with inlet tube 7, two parts that back flow 3 and boiler body 1 and inlet tube 7 are connected are equipped with a check valve 8 respectively, avoid coolant water or steam upwards to flow backwards.

The junction of condensation plate 6 and back flow 3 and outlet duct 4 is provided with a buffer layer 11 respectively, make when sector 10 rotates make two pipelines be in encapsulated situation all the time for the laminating with sector 10 all the time through buffer layer 11, return-flow tank 2 is located the below of baffle 9 and is equipped with concentrated sulfuric acid and protectant, the protectant can use TS-G901C's comdenstion water protectant, have the film forming and neutralize dual function, can show the iron content that reduces in the condensation water, avoid the pipeline to be corroded, open in the baffle 9 and be equipped with a plurality of apertures 12, aperture 12 diameter sets up to 0.1mm, under the state of not evaporating, because the viscosity of water makes unable aperture 12 of passing through, and after water is in the evaporation state, vapor can pass through aperture 12, and discharge from baffle 9 below direction.

In the utility model, when the vapor passes through the outlet duct 4 and is outwards output, a part of vapor is outwards applied through the outside delivery pipe, and a part of vapor is condensed into water when meeting cold, in the device, the condensation process is accelerated under the effect of the partial vapor which is not outwards output through the condensation disc 6, so that the efficiency of condensing the vapor into water is improved, under the diversion of the outlet duct 4, the condensed water enters the lower part of the baffle plate 9 in the reflux box 2, because the reflux box 2 is provided with the concentrated sulfuric acid with high concentration under the initial state, when the condensed water just begins to enter the reflux box 2, on one hand, the concentrated sulfuric acid is diluted and releases a large amount of heat, so that the diluted water is re-evaporated into the reflux pipe 3, meanwhile, because the concentrated sulfuric acid and the protective agent respectively have the effect of absorbing oxygen and iron ions, the vapor does not contain oxygen and iron ions after re-evaporation, thereby avoiding the recycling of the vapor from causing the scaling of the boiler, affecting the safe operation of the boiler.

When water is input to a certain degree, concentrated sulfuric acid is changed into dilute sulfuric acid, in this state, the input water cannot generate a large amount of energy, the water level in the reflux box 2 is gradually increased, in the process, under the action of water pressure, the baffle plate 9 is pushed upwards, when the baffle plate 9 is pushed upwards to start compressing the piezoelectric ceramic 14, the heater 15 starts to work due to the fact that the piezoelectric ceramic 14 generates current when being pressed, dilute sulfuric acid liquid is heated at the moment, when the water is heated to the boiling point of water, the water is evaporated again and is discharged outwards through the small hole 12, the diameter of the small hole 12 has the characteristic of allowing water vapor but not allowing liquid water to pass through, the evaporated liquid has the characteristic of adding water again and releasing heat due to the fact that the water is evaporated, the concentration of the sulfuric acid is increased, the water added again has the characteristic of adding water and releasing heat, the water added again is continuously evaporated to realize circulation, the water vapor entering the reflux pipe 3 is secondarily condensed into liquid water under the re-condensation effect of the condensation disc 6 and enters the The furnace body 1 continues to work, the recycled liquid water has higher temperature, so that the fuel consumed by heating and evaporation is reduced, the heat loss of the boiler due to pollution discharge is reduced, and the efficiency of the boiler is improved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a boiler steam condensate recovery device, includes boiler body (1) and backward flow case (2), its characterized in that, boiler body (1) and backward flow case (2) are connected with outlet duct (4) and back flow (3) jointly, outlet duct (4) and back flow (3) are U type pipeline structure and one end and boiler body (1) top intercommunication, the inside of establishing to backward flow case (2) is inserted to the other end of outlet duct (4), the other end of back flow (3) is connected to the top of backward flow case (2), backward flow case (2) in-connection has secondary heating device, back flow (3) and outlet duct (4) are connected with condensing equipment jointly.

2. The boiler steam condensate water recovery device according to claim 1, wherein the condensing device comprises a parallel condensing disc (6), the outer ring of the condensing disc (6) penetrates through the inner walls of the return pipe (3) and the outlet pipe (4) respectively, a plurality of fan-shaped blocks (10) are arranged on the condensing disc (6), the fan-shaped blocks (10) are obliquely arranged with the bottom surface of the condensing disc (6) and have an inclination angle of 30 degrees, a rotating shaft (5) is fixedly connected with the rotation center of the condensing disc (6), and the rotating shaft (5) is rotatably connected with an external fixed frame through a bearing.

3. The boiler steam condensate water recovery device according to claim 2, wherein the secondary heating device comprises a baffle plate (9), the baffle plate (9) is connected to the side wall of the return tank (2) in a sealing and sliding manner, one end of the air outlet pipe (4) far away from the boiler body (1) penetrates through the baffle plate (9) and is connected with the baffle plate in a sealing manner, a heater (15) is welded at the bottom of the return tank (2), a support rod (13) is welded at the top of the heater (15), the support rod (13) penetrates through the baffle plate (9) and is fixedly connected with a piezoelectric ceramic (14) above the baffle plate (9), the piezoelectric ceramic (14) is glued at the top of the return tank (2), and the support rod (13) is connected with the baffle plate (9) in a sealing manner.

4. A boiler steam condensate recovery device according to claim 3, characterized in that the return pipe (3) is connected with a water inlet pipe (7), and two parts of the return pipe (3) connected with the boiler body (1) and the water inlet pipe (7) are respectively provided with a one-way valve (8).

5. The boiler steam condensate recovery apparatus of claim 4, wherein a plurality of said segments (10) are circumferentially arrayed at two bottoms of the condensation plate (6), the number of said segments (10) is not less than three, and a buffer layer (11) is respectively provided at the junctions of said condensation plate (6) with the return pipe (3) and the outlet pipe (4).

6. The boiler steam condensate recovery device according to claim 5, wherein the return tank (2) is provided with concentrated sulfuric acid and a protective agent below the baffle plate (9), and the baffle plate (9) is provided with a plurality of small holes (12).