Waste heat utilization device applied to shipyard

Abstract

The utility model discloses a waste heat utilization device applied to a shipyard, relates to the technical field of heat treatment equipment, and aims to solve the problems that when the waste heat utilization device is used for shipyard production in the prior art, high-temperature gas can be effectively utilized to heat cold water, but sediments are accumulated in a storage device, so that the use efficiency of the equipment is influenced. The moving groove is formed in one side of the inner wall of the waste heat utilization device, the moving groove and the waste heat utilization device are integrally formed, a fixing rod piece is arranged on the outer side of the moving groove, a connecting rod piece is arranged on one side of the outer wall of the fixing rod piece, one end of the connecting rod piece penetrates through and extends into the moving groove, and the other end of the connecting rod piece extends into the moving groove. One end of the connecting rod piece is rotationally connected with the waste heat utilization device through a rotating wheel, an end is arranged at the upper end of the fixing rod piece, a bottom plate is arranged at the lower end of the fixing rod piece and fixedly connected with the lower end of the fixing rod piece, and a plurality of cleaning brushes are arranged on the lower end face of the bottom plate.

Description

Technical Field

[0001] The utility model relates to the technical field of heat treatment equipment, in particular to a waste heat utilization device applied to shipyards. Background Technique

[0002] During the operation of shipyards, a large amount of high-temperature gas is generated, which can be reused to improve environmental protection.

[0003] For example, the publication number is CN109870039B, and the Chinese authorized patent name is (a waste heat utilization device), including: a high-temperature furnace, a low-temperature furnace and a combustion air preheating system. The flue gas discharge pipe of the high-temperature furnace is fixedly connected to the input end of a flue gas filtering device. The output end of the flue gas filtering device is fixedly connected to the flue gas input pipe of the low-temperature furnace. The flue gas discharge pipe of the low-temperature furnace is fixedly connected to the air suction pipe of a circulating fan. The exhaust pipe of the circulating fan is fixedly connected to the smoke inlet pipe of the combustion air preheating system. The exhaust pipe of the combustion air preheating system is fixedly connected to the input end of a cooling device. In this invention, the flue gas of the high-temperature furnace is absorbed and utilized by the waste heat of the low-temperature furnace, saving 30% of energy. The flue gas discharged from the low-temperature furnace is used to preheat the combustion air through a heat exchange device, achieving secondary utilization of waste heat, reducing the production operation cost, and saving energy and protecting the environment.

[0004] However, when existing ones are used in shipyard production, high-temperature gas is effectively used to heat cold water, but there is a problem of sediment accumulation in the storage device, which affects the use efficiency of the equipment. Therefore, it does not meet the existing requirements, and for this reason, we propose a waste heat utilization device applied to shipyards. Content of the Utility Model

[0005] The purpose of the utility model is to provide a waste heat utilization device applied to shipyards to solve the problem that when existing ones are used in shipyard production, high-temperature gas is effectively used to heat cold water, but there is sediment accumulation in the storage device, which affects the use efficiency of the equipment as mentioned in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: A waste heat utilization device applied to shipyards, including: a waste heat utilization device, a sealing cover plate is arranged on the upper end surface of the waste heat utilization device. The sealing cover plate is threadedly connected to the waste heat utilization device through bolts, and several bolts are provided. An air inlet pipe is arranged on the upper end surface of the sealing cover plate, and the lower end of the air inlet pipe penetrates and extends into the waste heat utilization device.

[0007] It further includes:

[0008] The moving groove is installed on one side of the inner wall of the waste heat utilization device. The moving groove is integrally formed with the waste heat utilization device. A fixing rod is arranged on the outer side of the moving groove. One side of the outer wall of the fixing rod is provided with a connecting rod. One end of the connecting rod penetrates and extends into the interior of the moving groove. One end of the connecting rod is rotationally connected to the waste heat utilization device through a rotating wheel. The upper end of the fixing rod is provided with a head, and the lower end of the fixing rod is provided with a bottom plate. The bottom plate is fixedly connected to the lower end of the fixing rod. A cleaning brush is arranged on the lower end surface of the bottom plate, and a plurality of cleaning brushes are provided. A plurality of the cleaning brushes are fixedly connected to the lower end surface of the bottom plate.

[0009] Preferably, a first conveying pipeline is arranged at the lower end of the air inlet pipeline. One end of the first conveying pipeline is provided with a bent conveying pipeline. An exhaust pipeline is arranged at the rear side of the waste heat utilization device, and one end of the exhaust pipeline penetrates and extends into the interior of the waste heat utilization device. One end of the bent conveying pipeline is fixedly installed at one end of the exhaust pipeline. A second solenoid valve is arranged inside the exhaust pipeline.

[0010] Preferably, a water inlet pipeline is arranged at one end of the waste heat utilization device, and a drain pipeline is arranged at the other end of the waste heat utilization device. A first solenoid valve is arranged inside the drain pipeline.

[0011] Preferably, a first inner cavity is arranged on one side inside the waste heat utilization device, and a second inner cavity is arranged on the other side inside the waste heat utilization device. A baffle is arranged between the first inner cavity and the second inner cavity.

[0012] Preferably, a delivery pump is arranged below one side of the baffle, and a second conveying pipeline is arranged on the other side of the baffle. One end of the second conveying pipeline is installed at the output end of the delivery pump. The other end of the second conveying pipeline is provided with a three-way solenoid valve. A return pipe is arranged above the three-way solenoid valve. One end of the return pipe is fixedly connected to the upper output end of the three-way solenoid valve. The other end of the return pipe penetrates and extends into the interior of the first inner cavity. One end of the three-way solenoid valve is installed at the end of the drain pipeline.

[0013] Preferably, an observation window is arranged on the front end face of the waste heat utilization device, and the observation window is fixedly connected to the front end face of the waste heat utilization device in an embedded manner.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model drives the fixed rod to move in the direction of the moving groove by setting a moving groove, a fixed rod, an end, a rotating wheel, a connecting rod, a bottom plate and a cleaning brush inside the device, thereby driving the bottom plate and the cleaning brush on the lower end surface of the bottom plate to disperse the sediment at the lower part inside the device, so that it flows out with water, avoiding the accumulation of sediment in the water inside the heating storage device and affecting the use efficiency of the equipment.

[0016] By setting a three-way solenoid valve, a second delivery pipe, a return pipe and a first solenoid valve, when hot water is needed, the upper output end of the three-way solenoid valve is closed, and at the same time the first solenoid valve is opened, and the hot water is discharged through the drain pipe, then hot water can be output immediately for use. When hot water is not used, the first solenoid valve is closed, and the upper output end of the three-way solenoid valve is opened, and it is conveyed to the inside of the first inner cavity through the return pipe, so as to keep the water output by the second delivery pipe always supplied with hot water for use. Brief Description of the Drawings

[0017] Figure 1 is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 is a schematic diagram of the internal structure of the utility model;

[0019] Figure 3 is a schematic diagram of the internal structure of the waste heat utilization device of the utility model when viewed from above;

[0020] In the figure: 100, waste heat utilization device; 101, cover plate; 102, intake pipe; 10201, first delivery pipe; 10202, bent delivery pipe; 103, bolt; 104, observation window; 105, baffle; 106, moving groove; 107, fixed rod; 108, end; 109, rotating wheel; 10901, connecting rod; 110, bottom plate; 111, cleaning brush; 112, delivery pump; 113, three-way solenoid valve; 11301, second delivery pipe; 114, return pipe; 200, first inner cavity; 201, second inner cavity; 300, drain pipe; 301, first solenoid valve; 400, exhaust pipe; 401, second solenoid valve; 500, water inlet pipe. Detailed Description of the Invention

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments.

[0022] Please refer to Figures 1-3, an embodiment provided by the present utility model: an application shipyard waste heat utilization device, comprising: a waste heat utilization device 100, a sealing cover plate 101 is arranged on the upper end surface of the waste heat utilization device 100, the sealing cover plate 101 is threadedly connected with the waste heat utilization device 100 through bolts 103, and a plurality of bolts 103 are provided. An air inlet pipe 102 is arranged on the upper end surface of the sealing cover plate 101, and the lower end of the air inlet pipe 102 penetrates and extends into the waste heat utilization device 100;

[0023] It further comprises:

[0024] A moving groove 106, which is installed on one side of the inner wall of the waste heat utilization device 100, the moving groove 106 is integrally formed with the waste heat utilization device 100. A fixing rod 107 is arranged on the outer side of the moving groove 106. One side of the outer wall of the fixing rod 107 is provided with a connecting rod 10901. One end of the connecting rod 10901 penetrates and extends into the moving groove 106. One end of the connecting rod 10901 is rotatably connected with the waste heat utilization device 100 through a rotating wheel 109. A head 108 is arranged at the upper end of the fixing rod 107, and a bottom plate 110 is arranged at the lower end of the fixing rod 107, and the bottom plate 110 is fixedly connected with the lower end of the fixing rod 107. A cleaning brush 111 is arranged on the lower end surface of the bottom plate 110, and a plurality of cleaning brushes 111 are provided. A plurality of cleaning brushes 111 are fixedly connected with the lower end surface of the bottom plate 110.

[0025] Please refer to Figure 2 , a first conveying pipe 10201 is arranged at the lower end of the air inlet pipe 102. One end of the first conveying pipe 10201 is provided with a bent conveying pipe 10202. An exhaust pipe 400 is arranged at the rear side of the waste heat utilization device 100, and one end of the exhaust pipe 400 penetrates and extends into the waste heat utilization device 100. One end of the bent conveying pipe 10202 is fixedly installed at one end of the exhaust pipe 400. A second solenoid valve 401 is arranged inside the exhaust pipe 400. A water inlet pipe 500 is arranged at one end of the waste heat utilization device 100, and a drain pipe 300 is arranged at the other end of the waste heat utilization device 100. A first solenoid valve 301 is arranged inside the drain pipe 300. A first inner cavity 200 is arranged on one side inside the waste heat utilization device 100, and a second inner cavity 201 is arranged on the other side inside the waste heat utilization device 100. A baffle 105 is arranged between the first inner cavity 200 and the second inner cavity 201.

[0026] The fixing rod moves in the direction of the moving groove, thereby driving the bottom plate and the cleaning brush on the lower end surface of the bottom plate to disperse the sediment at the lower part inside the device, so as to flow out with the water.

[0027] Please refer to Figure 1 and Figure 2, a transfer pump 112 is arranged below one side of the baffle 105, a second transfer pipeline 11301 is arranged on the other side of the baffle 105, one end of the second transfer pipeline 11301 is installed at the output end of the transfer pump 112, a three-way solenoid valve 113 is arranged at the other end of the second transfer pipeline 11301, a return pipe 114 is arranged above the three-way solenoid valve 113, one end of the return pipe 114 is fixedly connected to the upper output end of the three-way solenoid valve 113, the other end of the return pipe 114 penetrates and extends into the first inner cavity 200, and one end of the three-way solenoid valve 113 is installed at the end of the drainage pipeline 300.

[0028] The arrangements of the three-way solenoid valve, the second transfer pipeline, the return pipe and the first solenoid valve are such that when hot water is needed, the upper output end of the three-way solenoid valve is closed, and at the same time the first solenoid valve is opened, and the hot water is discharged through the drainage pipeline, so that hot water can be immediately output for use. When hot water is not used, the first solenoid valve is closed, and the upper output end of the three-way solenoid valve is opened, and it is transported into the first inner cavity through the return pipe, so as to keep the water output by the second transfer pipeline always supplied with hot water for use.

[0029] Please refer to Figure 1 , an observation window 104 is arranged on the front end face of the waste heat utilization device 100, and the observation window 104 is fixedly connected to the front end face of the waste heat utilization device 100 in an embedded manner.

[0030] The arrangement of the observation window 104 is for observing the internal use state in time.

[0031] Working principle: During use, high-temperature gas is transported to the first transfer pipeline 10201 and the bent transfer pipeline 10202 inside the waste heat utilization device 100 through the intake pipeline 102. The arranged water inlet pipeline 500 can transport external water to the first inner cavity 200. The arranged first transfer pipeline 10201 and the bent transfer pipeline 10202 can conduct heat transfer on the internal cold water through heat exchange. When hot water is needed, the upper output end of the three-way solenoid valve 113 is closed, and at the same time the first solenoid valve 301 is opened, and the hot water is discharged through the drainage pipeline 300, so that hot water can be immediately output for use. The exhaust pipeline 400 discharges the gas after heat exchange. After using for a period of time, the cover plate 101 can be disassembled, and the mobile end 108 is driven to drive the fixed rod 107 to move in the direction of the moving groove 106, so as to drive the bottom plate 110 and the cleaning brush 111 on the lower end face of the bottom plate 110 to disperse the sediment at the lower part inside the device, so that it flows out with the water, avoiding the accumulation of sediment.

[0032] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-described exemplary embodiments, and the present utility model can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be encompassed within the present utility model. Any reference signs in the claims should not be construed as limiting the claims involved.

Claims

1. A waste heat utilization device for use in a shipyard, comprising a waste heat utilization device (100), wherein a cover plate (101) is arranged on the upper end surface of the waste heat utilization device (100), wherein the cover plate (101) is threadedly connected to the waste heat utilization device (100) via bolts (103), wherein a plurality of bolts (103) are arranged, wherein an air intake pipe (102) is arranged on the upper end surface of the cover plate (101), and the lower end of the air intake pipe (102) penetrates through and extends into the interior of the waste heat utilization device (100); Features: Also includes: A movable groove (106) is installed on one side of the inner wall of the waste heat utilization device (100); the movable groove (106) and the waste heat utilization device (100) are formed in one piece; a fixed rod (107) is arranged on the outer side of the movable groove (106); a connecting rod (10901) is arranged on one side of the outer wall of the fixed rod (107); one end of the connecting rod (10901) penetrates and extends into the interior of the movable groove (106); one end of the connecting rod (10901) is connected to the movable groove (106) by a rotating wheel (109) is rotatably connected to the waste heat utilization device (100), the upper end of the fixed rod (107) is provided with an end head (108), the lower end of the fixed rod (107) is provided with a bottom plate (110), and the bottom plate (110) is fixedly connected to the lower end of the fixed rod (107), and the lower end surface of the bottom plate (110) is provided with a cleaning brush (111), and a plurality of cleaning brushes (111) are provided, and the plurality of cleaning brushes (111) are all fixedly connected to the lower end surface of the bottom plate (110).

2. The shipyard waste heat utilization device according to claim 1 is characterized in that: A first delivery pipe (10201) is provided at the lower end of the air intake pipe (102), a curved delivery pipe (10202) is provided at one end of the first delivery pipe (10201), an exhaust pipe (400) is provided at the rear side of the waste heat utilization device (100), and one end of the exhaust pipe (400) passes through and extends into the interior of the waste heat utilization device (100), one end of the curved delivery pipe (10202) is fixedly mounted on one end of the exhaust pipe (400), and a second solenoid valve (401) is provided inside the exhaust pipe (400).

3. The shipyard waste heat utilization device according to claim 1 is characterized in that: A water inlet pipe (500) is provided at one end of the waste heat utilization device (100), a drainage pipe (300) is provided at the other end of the waste heat utilization device (100), and a first solenoid valve (301) is provided inside the drainage pipe (300).

4. The shipyard waste heat utilization device according to claim 1 is characterized in that: A first inner cavity (200) is provided on one side of the waste heat utilization device (100), a second inner cavity (201) is provided on the other side of the waste heat utilization device (100), and a baffle (105) is provided between the first inner cavity (200) and the second inner cavity (201).

5. The shipyard waste heat utilization device according to claim 4 is characterized in that: A delivery pump (112) is arranged below one side of the baffle (105), and a second delivery pipe (11301) is arranged on the other side of the baffle (105); one end of the second delivery pipe (11301) is mounted on the output end of the delivery pump (112); a three-way solenoid valve (113) is arranged on the other end of the second delivery pipe (11301); a return pipe (114) is arranged above the three-way solenoid valve (113); one end of the return pipe (114) is fixedly connected to the upper output end of the three-way solenoid valve (113); the other end of the return pipe (114) passes through and extends into the interior of the first inner cavity (200); and one end of the three-way solenoid valve (113) is mounted on the end of the drainage pipe (300).

6. The shipyard waste heat utilization device according to claim 1 is characterized in that: The front end surface of the waste heat utilization device (100) is provided with an observation window (104), and the observation window (104) is embedded and fixedly connected to the front end surface of the waste heat utilization device (100).

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