CN212158226U

CN212158226U - Waste heat recovery device for coating environment-friendly mechanical equipment

Info

Publication number: CN212158226U
Application number: CN202020183969.8U
Authority: CN
Inventors: 罗建伟
Original assignee: Shenzhen Otec New Material Co ltd
Current assignee: Huatu Technology (Shenzhen) Co.,Ltd.
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2020-12-15
Anticipated expiration: 2030-02-19

Abstract

The utility model discloses a waste heat recovery device for application environmental protection mechanical equipment, comprising a water tank, the position that one side outer wall of water tank is close to the top is opened there is the water inlet, and the inner wall of water inlet is provided with the sealing plug, the position that one side outer wall of water tank is located the bottom is provided with the drain pipe, and the top outer wall of drain pipe is provided with the drain valve, the through-hole has all been seted up to one side of water tank top outer wall and one side of bottom outer wall, and all is provided with the spiral pipe between the inner wall of two through-holes, one side outer wall of spiral pipe has the cover of breathing in through flange joint, the bottom outer wall of water tank is fixed with the purifying. The utility model discloses can prevent to be not convenient for carry out waste heat recovery to the flue gas because the flow velocity of flue gas is very fast leads to the heat to discharge the external world, can prevent that the flue gas from discharging the external world and causing the pollution to the environment, can prevent to cause the interference because the inside water of water tank is heated inequality to the recovery of flue gas.

Description

Waste heat recovery device for coating environment-friendly mechanical equipment

Technical Field

The utility model relates to an application environmental protection mechanical equipment technical field especially relates to an application waste heat recovery device for environmental protection mechanical equipment.

Background

Because of energy shortage, along with the further development of energy-saving work, various novel advanced energy-saving furnaces are gradually improved, the heat dissipation loss of the furnaces and kilns is obviously reduced after high-quality heat-insulating materials such as novel refractory fibers are adopted, the combustion is enhanced by adopting an advanced combustion device, the incomplete combustion amount is reduced, the air-fuel ratio also tends to be reasonable, however, the technology for reducing the heat loss of smoke exhaust and recovering the waste heat of the smoke exhaust is not fast, in order to further improve the heat efficiency of the furnaces and achieve the purposes of energy saving and consumption reduction, and the recovery of the waste heat of the smoke exhaust is also an important energy-saving way.

Through retrieval, the Chinese patent with the application number of CN201721268319.8 discloses a waste heat recovery device of coating environmental protection mechanical equipment; the recovered heat can be effectively utilized, and the practicability is higher; when the pressure of the gas in the cavity is too high, the residual gas can be discharged in time, the gas tank is not easy to burst, the service life is ensured, and the use reliability of the residual heat recovery device of the coating environment-friendly mechanical equipment is improved; the coating environment-friendly mechanical equipment drying box comprises a communicating pipe, a suction fan, a gas tank and four groups of brackets, wherein the left end of the communicating pipe is connected with the right side wall of the coating environment-friendly mechanical equipment drying box; the heat exchange tube, the cooling device, the fixing plate, the high-pressure air pump and the four groups of supporting legs are further included; the exhaust valve is characterized by further comprising a one-way exhaust valve, wherein an exhaust cavity is formed in the one-way exhaust valve, and a group of lower stop blocks, a group of upper stop blocks, an exhaust spring and an exhaust baffle are arranged in the exhaust cavity. The waste heat recovery device of the coating environment-friendly mechanical equipment in the patent has the following defects: when the existing device recovers the flue gas, the flow speed of the flue gas is high, so that the influence on the recovery of the waste heat of the flue gas can be possibly caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a waste heat recovery device for coating environmental protection mechanical equipment.

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

the utility model provides a waste heat recovery device for application environmental protection mechanical equipment, includes the water tank, the position that one side outer wall of water tank is close to the top is opened there is the water inlet, and the inner wall of water inlet is provided with the sealing plug, the position that one side outer wall of water tank is located the bottom is provided with the drain pipe, and the top outer wall of drain pipe is provided with the drain valve, the through-hole has all been seted up to one side of water tank top outer wall and one side of bottom outer wall, and all is provided with the spiral pipe between the inner wall of two through-holes, one side outer wall of spiral pipe has the cover of breathing in through flange joint, the bottom outer wall of water tank is fixed with the purifying box, and opens.

As a further aspect of the present invention: one side of the inner wall of the purifying box is connected with an active carbon filter screen through a hinge.

As a further aspect of the present invention: and an electrostatic dust collector is fixed on one side of the inner wall of the purification box and is connected with a switch through a wire.

As a further aspect of the present invention: a supporting plate is fixed on one side of the inner wall of the purifying box, a filter bag is arranged on the outer wall of one side of the supporting plate, and an exhaust port is formed in the outer wall of one side of the purifying box.

As a further aspect of the present invention: the inner wall of one side of purifying box is fixed with the fan, and is electric connection between fan and the switch.

As a further aspect of the present invention: and a heat-conducting plate is fixed on one side of the outer wall of the bottom of the water tank and is in contact with the spiral pipe.

As a further aspect of the present invention: an air pump is fixed on one side of the outer wall of the top of the water tank, an air pipe is arranged on the outer wall of one side of the air pump, and the air pipe is located inside the water tank.

The utility model has the advantages that:

1. the flow speed of the flue gas can be slowed down through the arranged solenoid, so that the waste heat of the flue gas can be conveniently recycled, and the problem that the heat is discharged outside due to the high flow speed of the flue gas and is inconvenient to recycle the waste heat of the flue gas is avoided;

2. through the arranged active carbon filter screen, the electrostatic dust collector and the filter bag, the cooled flue gas can be purified, so that the flue gas can be conveniently discharged, and the pollution to the environment caused by the discharge of the flue gas to the outside is prevented;

3. through air pump and the trachea that sets up, can stir the processing to the inside water of water tank to make the water be heated evenly, prevent because the inside water of water tank is heated inequality and causes the interference to the waste heat recovery of flue gas.

Drawings

Fig. 1 is a schematic cross-sectional structural view of a waste heat recovery device for coating environmental protection mechanical equipment provided in embodiment 1;

fig. 2 is a schematic overall structure diagram of a waste heat recovery device for a coating environmental protection mechanical apparatus according to embodiment 1;

fig. 3 is a schematic cross-sectional structural diagram of a waste heat recovery device for a coating environmental protection mechanical apparatus in embodiment 2.

In the figure: 1 purifying box, 2 fans, 3 drain pipes, 4 water tanks, 5 spiral pipes, 6 air suction covers, 7 sealing plugs, 8 heat conducting plates, 9 exhaust ports, 10 supporting plates, 11 filter bags, 12 electrostatic dust collectors, 13 activated carbon filter screens, 14 air pumps and 15 air pipes.

Detailed Description

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, a waste heat recovery device for coating environmental protection mechanical equipment, including water tank 4, the position that one side outer wall of water tank 4 is close to the top is opened there is the water inlet, and the inner wall of water inlet is provided with sealing plug 7, the position that one side outer wall of water tank 4 is located the bottom is provided with drain pipe 3, and drain pipe 3's top outer wall is provided with the drain valve, the through-hole has all been seted up to one side of 4 top outer walls of water tank and one side of bottom outer wall, and all be provided with spiral pipe 5 between the inner wall of two through-holes, one side outer wall of spiral pipe 5 has suction hood 6 through flange connection, the bottom outer wall of water tank 4 has purifying box 1 through bolted connection, and one side of 1 top.

Wherein, there is active carbon filter screen 13 one side of purifying box 1 inner wall through hinged joint, there is electrostatic precipitator 12 one side of purifying box 1 inner wall through bolted connection, and electrostatic precipitator 12 is connected with the switch through the wire, there is backup pad 10 one side of purifying box 1 inner wall through bolted connection, and one side outer wall of backup pad 10 is provided with filter bag 11, it has gas vent 9 to open one side outer wall of purifying box 1, there is fan 2 one side inner wall of purifying box 1 through bolted connection, and be electric connection between fan 2 and the switch, there is heat-conducting plate 8 one side of water tank 4 bottom outer wall through bolted connection, and contact between heat-conducting plate 8 and spiral pipe 5.

The working principle is as follows: during the use, absorb the flue gas to spiral pipe 5's inside through the cover 6 of breathing in, pour into appropriate amount water into through the water inlet to water tank 4's inside, in the meantime, the flue gas can flow in spiral pipe 5's inside, thereby carry out recycle to the waste heat of flue gas, the flow velocity of flue gas can be slowed down through spiral pipe 5, so that carry out make full use of to the waste heat of flue gas, prevent that the utilization ratio that leads to the waste heat is lower because the flow velocity of flue gas is very fast, the flue gas after the cooling can discharge to the inside of purifying box 1, effect through fan 2, make the flue gas loop through active carbon filter screen 13, electrostatic precipitator 12 and filter bag 11 carry out purification treatment, prevent that the flue gas from discharging to the external world and causing the pollution, the flue gas after the purification can discharge.

Example 2

Referring to fig. 3, in the embodiment of the waste heat recovery device for coating environmental protection mechanical equipment, compared with embodiment 1, one side of the outer wall of the top of the water tank 4 is connected with an air pump 14 through a bolt, and the outer wall of one side of the air pump 14 is provided with an air pipe 15, and the air pipe 15 is located inside the water tank 4.

The working principle is as follows: when in use, the fume is absorbed into the spiral pipe 5 through the air suction cover 6, a proper amount of water is injected into the water tank 4 through the water inlet, and during the period, the fume flows in the spiral pipe 5, thereby recycling the waste heat of the flue gas, slowing down the flow speed of the flue gas through the spiral pipe 5, so as to fully utilize the waste heat of the flue gas, prevent the lower utilization rate of the waste heat caused by the higher flowing speed of the flue gas, the water in the water tank 4 can be stirred by the air pump 14 and the air pipe 15, so that the water is heated uniformly, the cooled flue gas can be discharged into the purifying tank 1, through the effect of fan 2, make the flue gas loop through active carbon filter screen 13, electrostatic precipitator 12 and filter bag 11 and carry out purification treatment, prevent that the flue gas from discharging to the external world and causing the pollution to the environment, the flue gas after the purification can be discharged through gas vent 9.

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. A waste heat recovery device for coating environment-friendly mechanical equipment comprises a water tank (4) and is characterized in that a water inlet is formed in the position, close to the top, of the outer wall of one side of the water tank (4), a sealing plug (7) is arranged on the inner wall of the water inlet, a drain pipe (3) is arranged at the position of the outer wall of one side of the water tank (4) at the bottom, and the outer wall of the top part of the drain pipe (3) is provided with a drain valve, one side of the outer wall of the top part of the water tank (4) and one side of the outer wall of the bottom part of the water tank are both provided with through holes, and a spiral pipe (5) is arranged between the inner walls of the two through holes, the outer wall of one side of the spiral pipe (5) is connected with an air suction cover (6) through a flange, the outer wall of the bottom of the water tank (4) is fixed with a purifying box (1), and one side of the outer wall of the top of the purifying box (1) is provided with an air inlet which is inserted into one end of the spiral pipe (5).

2. The waste heat recovery device for coating environmental protection mechanical equipment as claimed in claim 1, wherein one side of the inner wall of the purification box (1) is connected with an activated carbon filter screen (13) through a hinge.

3. The waste heat recovery device for coating environmental protection mechanical equipment as claimed in claim 2, wherein an electrostatic dust collector (12) is fixed on one side of the inner wall of the purification box (1), and the electrostatic dust collector (12) is connected with a switch through a lead.

4. The waste heat recovery device for the coating environment-friendly mechanical equipment as claimed in any one of claims 1 to 3, wherein a support plate (10) is fixed on one side of the inner wall of the purification box (1), a filter bag (11) is arranged on the outer wall of one side of the support plate (10), and an exhaust port (9) is formed on the outer wall of one side of the purification box (1).

5. The waste heat recovery device for coating environmental protection mechanical equipment as claimed in claim 4, wherein the fan (2) is fixed on the inner wall of one side of the purification box (1), and the fan (2) is electrically connected with the switch.

6. The waste heat recovery device for coating environmental protection mechanical equipment as claimed in claim 1, wherein a heat conducting plate (8) is fixed on one side of the outer wall of the bottom of the water tank (4), and the heat conducting plate (8) is in contact with the spiral pipe (5).

7. The waste heat recovery device for the coating environment-friendly mechanical equipment as claimed in claim 1 or 6, wherein an air pump (14) is fixed on one side of the outer wall of the top of the water tank (4), an air pipe (15) is arranged on the outer wall of one side of the air pump (14), and the air pipe (15) is located inside the water tank (4).