CN217275667U

CN217275667U - Empty exhaust steam recovery device that discharges

Info

Publication number: CN217275667U
Application number: CN202221044326.0U
Authority: CN
Inventors: 房启斌; 王敬虎; 房立帅
Original assignee: Shandong Lurun Thermal Power Technology Co ltd
Current assignee: Shandong Lurun Thermal Power Technology Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-08-23
Anticipated expiration: 2032-04-22

Abstract

The utility model discloses an to empty exhaust steam recovery unit that discharges, including the open shell in bottom with install the motor on the shell, the motor is connected with the exhaust steam condensation recovery structure in the shell and electronic exhaust steam condensation recovery structure rotates and produces the negative pressure, and exhaust steam gets into recovery unit from the shell bottom, falls to the shell bottom and retrieves through the delivery port along the shell inner wall after the exhaust steam centrifugation of recovery. Realizes the recovery of exhaust steam, and prevents the environment from being polluted and the buildings from being corroded. After the exhaust steam is recovered, heat can be extracted through heat exchange equipment, so that the heat utilization rate is improved; and the condensed water after the heat is extracted can be returned to the process system for recycling, so that the water resource consumption is reduced. And the design of a detachable centrifugal plate is adopted, so that the maintenance is convenient. The inner wall of shell can set up the adsorbed layer, for example materials such as lining cloth, fibre, sponge improve recovery efficiency.

Description

Empty exhaust steam recovery device that discharges

Technical Field

The utility model relates to a waste gas treatment technical field, in particular to empty exhaust steam recovery unit that discharges.

Background

With the rapid development of domestic industry, the open-air discharged steam (dead steam) is more and more extensive, and collection and recovery equipment is not available in the market due to the factors of difficult collection, less heat and the like. But not neglected, the steam (dead steam) discharged to the air contains heat and water resources, and has higher recovery value; and the special process steam is also corrosive, polluting, for example: a large amount of steam with the power of about 20MW is generated in a slag quenching process of a steel plant within 5min, the generated steam is acidic and corrosive due to complex slag components, and the steam is directly discharged to the atmosphere along with the steam, is rapidly condensed into small water drops and floats in the low altitude, so that equipment is corroded, and a human body is also damaged. Because of the trouble of low pressure, no recovery device for the air discharge steam (dead steam) exists in the market.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems existing in the prior art, the utility model provides an empty exhaust steam recovery device. The problem of recovering the exhaust steam is solved; the steam discharged to the air can be condensed into micro water drops which float in the low air, the empty discharged exhaust steam recovery device is arranged above the exhaust steam, the flowing speed of the exhaust steam is increased by utilizing the centrifugal force principle, and higher pressure is generated for recovery, so that the device has the characteristics of high efficiency and low energy consumption.

The utility model provides a technical scheme that its technical problem adopted is: the air-exhaust steam exhaust recovery device comprises a shell with an open bottom and a motor arranged on the shell, wherein the motor is connected with an exhaust steam condensation recovery structural member in the shell, the electric exhaust steam condensation recovery structural member rotates to generate negative pressure, exhaust steam enters the recovery device from the bottom of the shell, and the recovered exhaust steam falls to the bottom of the shell along the inner wall of the shell after centrifugal action and is recovered through a water outlet.

Furthermore, the bottom of the shell is open, a circle of the bottom of the shell is turned inwards to form a water flow concentration groove, and a water outlet penetrating through the shell is formed in one side of the bottom face of the water flow concentration groove.

Furthermore, the dead steam condensation recovery structure is installed at the central axis position in the shell, a hole is formed in the center of the dead steam condensation recovery structure, and the cooling water pipeline stretches into the dead steam condensation recovery structure from the bottom of the dead steam condensation recovery structure corresponding to the eccentric position of the hole and does not interfere with the dead steam condensation recovery structure.

Further, exhaust steam condensation recovery structure includes that punch holder, lower plate and a plurality of layer centrifugal plate, and punch holder and lower plate pass through the clamp bolt and fix the centrifugal plate centre gripping between punch holder and the lower plate.

Furthermore, through holes are formed in the centers of the lower clamping plate and the centrifugal plate, a cooling water pipeline extends upwards from the through hole at the lower clamping plate to the centrifugal plate at the topmost layer, the cooling water pipeline is eccentrically arranged relative to the through holes, and vertical water spraying seams or water spraying holes are formed in the cooling water pipeline corresponding to the centrifugal plate; the upper top surface of the centrifugal plate is provided with a circulation groove through which water flows.

Furthermore, the top surface of the centrifugal plate is provided with a spiral outward circulation groove, and cooling water after absorbing dead steam flows along the circulation groove, is thrown to the inner wall of the shell, falls to the bottom of the shell and is recovered through a water outlet.

Furthermore, the bottom surface of the centrifugal plate is a plane, the top surface of the centrifugal plate at the topmost end abuts against the bottom surface of the upper clamping plate, and the top surfaces of other centrifugal plates sequentially abut against the bottom surface of the centrifugal plate at the upper layer.

Furthermore, flat partition plates are arranged among the centrifugal plates at intervals, the top surface of the centrifugal plate at the topmost end abuts against the bottom surface of the upper clamping plate, and the flat partition plates and the circulation grooves in the top surfaces of the centrifugal plates form a passage through which water flows.

Furthermore, the inner wall of the shell is provided with an adsorption layer for adsorbing the dead steam.

To sum up, the utility model discloses an above-mentioned technical scheme's beneficial effect as follows:

1. realizes the recovery of exhaust steam, and prevents the environment from being polluted and the buildings from being corroded.

2. After the exhaust steam is recovered, heat can be extracted through heat exchange equipment, so that the heat utilization rate is improved; and the condensed water after the heat is extracted can be returned to the process system for recycling, so that the water resource consumption is reduced.

3. And the design of a detachable centrifugal plate is adopted, so that the maintenance is convenient.

4. The inner wall of shell can set up the adsorbed layer, for example materials such as lining cloth, fibre, sponge improve recovery efficiency.

Drawings

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

Fig. 2 is a top view of the centrifuge plate.

FIG. 3 is a structural view of a cooling water pipe provided with water jet slits.

FIG. 4 is a view showing the structure of the cooling water pipe provided with water spray holes.

In the figure:

1. the water cooling device comprises a motor, 11 water flow concentration grooves, 2, a shell, 3, an upper clamping plate, 4, a centrifugal plate, 5, a lower clamping plate, 6, through holes, 7, clamping bolts, 8, a water outlet, 9, a cooling water pipeline, 91, water spraying seams or water spraying holes, 10 and a control cabinet.

Detailed Description

The features and principles of the present invention will be described in detail below with reference to the accompanying drawings, which illustrate embodiments of the present invention and do not limit the scope of the invention.

As shown in figure 1, the empty exhaust steam recovery device comprises a shell 2 with an open bottom and a motor 1 arranged on the shell 2, wherein the motor 1 can adopt a variable frequency motor 1, the rotating speed is controllable, and the empty exhaust steam recovery device is suitable for different operation conditions. The motor 1 is connected with a dead steam condensation recovery structural member in the shell 2, the electric dead steam condensation recovery structural member rotates to generate negative pressure, dead steam enters the recovery device from the bottom of the shell 2, and the recovered dead steam falls to the bottom of the shell 2 along the inner wall of the shell 2 after centrifugal action and is recovered through the water outlet 8. Because the steam discharged into the atmosphere is rapidly condensed into micro water drops due to sudden temperature change, the condensed water drops and air, namely exhaust steam, are actually collected by the recovery device. The shell 2 is provided with a control cabinet 10, and the control cabinet 10 controls the starting and stopping, frequency conversion action and the like of the motor 1. The operation is automatically started and stopped according to the time, so that the energy is saved and the electric consumption is reduced.

Specifically, the shell 2 is a shell with an open bottom and closed positions, and when the shell is used, the shell 2 can be hung on a pool generating the exhaust steam or directly erected on the pool or a place generating the exhaust steam by adopting other supporting structures. A circle of the bottom of the shell 2 is inwards turned over to form a water flow concentration groove 11, exhaust steam is centrifugally treated by an exhaust steam condensation recovery structure and then falls down to the water flow concentration groove 11 along the inner wall of the shell 2, a water outlet 8 penetrating through the shell 2 is formed in one side of the bottom surface of the corresponding water flow concentration groove 11, and the exhaust steam containing water flows out from the water outlet 8 to perform subsequent treatment.

The dead steam condensation recovery structure is installed at the central axis position in the shell 2, the center of the dead steam condensation recovery structure is provided with a hole, and the cooling water pipeline 9 extends into the dead steam condensation recovery structure from the eccentric position of the corresponding hole at the bottom of the dead steam condensation recovery structure and does not interfere with the dead steam condensation recovery structure. Specifically, the exhaust steam condensation recovery structure comprises an upper clamping plate 3, a lower clamping plate 5 and a plurality of layers of centrifugal plates 4, wherein the upper clamping plate 3 and the lower clamping plate 5 are fixedly clamped between the upper clamping plate 3 and the lower clamping plate 5 through clamping bolts 7. The upper clamping plate 3 and the lower clamping plate 5 are matched with two clamping bolts 7 to clamp and fix the multilayer centrifugal plate 4 between the upper clamping plate and the lower clamping plate.

The centers of the lower clamping plate 5 and the centrifugal plate 4 are both provided with through holes 6, and the shapes and the sizes correspond to each other. The cooling water pipeline 9 extends upwards to the topmost centrifugal plate 4 from the position of the through hole 6 at the lower clamping plate 5, the cooling water pipeline 9 is eccentrically arranged relative to the through hole 6, and vertical water spraying seams or water spraying holes 91 (fig. 3 and 4) are formed in the positions, corresponding to the centrifugal plates 4, of the cooling water pipeline 9. As shown in fig. 2, the top surface of the centrifugal plate 4 is provided with a spiral outward circulation groove, and the cooling water after absorbing the dead steam flows along the circulation groove, is thrown to the inner wall of the shell 2, falls to the bottom of the shell 2 and is recovered through a water outlet 8. High-pressure cooling water passes through cooling water pipe 9 and spouts on each layer centrifugal plate 4, motor 1 drives whole exhaust steam condensation recovery structure spare at the 2 internal rotations of shell, because condenser pipe is eccentric settings in exhaust steam condensation structure spare, it flows to centrifugal plate 4 and at the circulation inslot of centrifugal plate 4's spiral setting next to centrifugal plate 4 eccentric spout to add high-pressure cooling water, so, exhaust steam condensation structure spare is at the pivoted in-process, receives centrifugal force behind the cooling water entering circulation inslot, flow to the outside. When the centrifugal plate 4 rotates a certain angle and leaves the water spray seam or the water spray hole of the cooling water pipeline 9, the water continuously moves outwards to influence the inside of the device to generate negative pressure, and the exhaust steam is upwards sucked into the recovery device under the action of the negative pressure and the self heat. The circulation groove sucks the exhaust steam until the exhaust steam is flushed out along with the water flow, collides with the inner wall of the shell 2, is influenced by gravity, is collected to the water flow concentration groove 11 at the lower part of the device, and flows out through the water outlet 8, so that the recovery of the exhaust steam is realized.

Regarding the specific mounting method of the centrifugal plates 4, firstly, the bottom surfaces of the centrifugal plates 4 are flat surfaces, and only the top surfaces of the centrifugal plates 4 are provided with flow grooves, the top surface of the topmost centrifugal plate 4 abuts against the bottom surface of the upper clamping plate 3, and the top surfaces of the other centrifugal plates 4 sequentially abut against the bottom surface of the centrifugal plate 4 in the upper layer. That is, the centrifugal plates 4 are stacked and then clamped and fixed by the upper and lower clamping plates 3 and 5 and the clamping bolt 7.

Secondly, flat partition plates are arranged among the centrifugal plates 4 at intervals, the top surface of the centrifugal plate 4 at the topmost end is abutted against the bottom surface of the upper clamping plate 3, and the flat partition plates and the circulation grooves on the top surfaces of the centrifugal plates 4 form a passage through which water flows. The method is suitable for forming the circulation grooves by adopting a stamping mode and the like in the machining process of the centrifugal plates 4, the bottom surfaces of the centrifugal plates 4 are not plane, and a flat partition plate is additionally arranged between every two adjacent centrifugal plates 4 in order to better realize the absorption of the circulation grooves to dead steam.

The detachable installation mode of the centrifugal plate 4 can be realized by the two modes, and the maintenance is convenient.

The inner wall of the shell 2 is provided with an adsorption layer for adsorbing the exhaust steam, and the adsorption layer can be made of lining cloth, fibers, sponge and other materials, so that the recovery efficiency is improved.

The above embodiments are merely descriptions of the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements of the present invention may be made by those skilled in the art without departing from the spirit of the present invention.

Claims

1. An empty exhaust steam recovery device is characterized by comprising a shell with an open bottom and a motor arranged on the shell, wherein the motor is connected with an exhaust steam condensation recovery structural member in the shell and drives the exhaust steam condensation recovery structural member to rotate to generate negative pressure, exhaust steam enters the recovery device from the bottom of the shell, and the recovered exhaust steam falls to the bottom of the shell along the inner wall of the shell after centrifugal action and is recovered through a water outlet.

2. The empty exhaust steam recovery device according to claim 1, wherein the bottom of the casing is open, a circle of the bottom of the casing is turned inwards to form a water flow concentration groove, and a water outlet penetrating through the casing is formed on one side corresponding to the bottom of the water flow concentration groove.

3. The empty exhaust steam recovery device according to claim 1, wherein the exhaust steam condensation recovery structure is installed at a central axial position in the shell, the center of the exhaust steam condensation recovery structure is provided with an opening, and the cooling water pipeline extends into the exhaust steam condensation recovery structure from an eccentric position of the bottom of the exhaust steam condensation recovery structure corresponding to the opening and does not interfere with the exhaust steam condensation recovery structure.

4. The empty exhaust steam recovery device according to claim 3, wherein the exhaust steam condensation recovery structure comprises an upper clamping plate, a lower clamping plate and a plurality of layers of centrifugal plates, and the upper clamping plate and the lower clamping plate are clamped and fixed between the upper clamping plate and the lower clamping plate through clamping bolts.

5. The empty exhaust steam recovery device according to claim 4, wherein the centers of the lower clamping plate and the centrifugal plate are both provided with through holes, the cooling water pipeline extends upwards from the through hole position of the lower clamping plate to the centrifugal plate at the topmost layer, the cooling water pipeline is eccentrically arranged relative to the through holes, and the cooling water pipeline is provided with vertical water spraying seams or water spraying holes corresponding to the centrifugal plate; the upper top surface of the centrifugal plate is provided with a circulation groove through which water flows.

6. The empty discharge dead steam recovery device according to claim 5, wherein the top surface of the centrifugal plate is provided with a spiral outward circulation groove, and the cooling water after absorbing the dead steam flows along the circulation groove, is thrown to the inner wall of the shell, falls to the bottom of the shell and is recovered through the water outlet.

7. The empty exhaust steam recovery device according to claim 6, wherein the bottom surfaces of the centrifugal plates are flat, the top surface of the topmost centrifugal plate abuts against the bottom surface of the upper clamping plate, and the top surfaces of the other centrifugal plates sequentially abut against the bottom surface of the centrifugal plate on the upper layer.

8. The empty exhaust steam recovery device according to claim 6, wherein flat partition plates are arranged at intervals between the centrifugal plates, the top surface of the topmost centrifugal plate abuts against the bottom surface of the upper clamping plate, and the flat partition plates and the circulation grooves on the top surfaces of the centrifugal plates form a passage through which water flows.

9. The empty discharge exhaust steam recovery device according to any one of claims 1 to 8, wherein an adsorption layer for adsorbing exhaust steam is provided on the inner wall of the casing.