CN211739033U

CN211739033U - Commercial steam generator

Info

Publication number: CN211739033U
Application number: CN201921286199.3U
Authority: CN
Inventors: 李瑞毫; 李瑞康
Original assignee: Guiyang Kuohao Stainless Steel Kitchen Equipment Co ltd
Current assignee: Guiyang Kuohao Stainless Steel Kitchen Equipment Co ltd
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-10-23
Anticipated expiration: 2029-08-09

Abstract

The utility model is suitable for a steam generator technical field provides a commercial steam generator, including casing subassembly, intercommunication subassembly and control assembly, the casing subassembly includes guard box, water tank, case lid, spacing ring, support ring and supporting legs, the top cap with the guard box can be dismantled and be connected, and be located the top of guard box, the support ring with the guard box fixed connection; through with electrothermal tube and case lid fixed connection, and can dismantle the connection with case lid and water tank, make the case lid can dismantle from the water tank and get off, and take out the electrothermal tube from the inner chamber of water tank, so that the electrothermal tube to maintain and change, the incrustation scale of the inner chamber of the water tank to be convenient for also clear up simultaneously, through can dismantling water injection pipe and connecting pipe and connect, and can dismantle the connection with drain pipe and solenoid valve, make the water tank can follow the inner chamber dismantlement of guard box and take out, so that the water tank to maintain and change.

Description

Commercial steam generator

Technical Field

The utility model belongs to the technical field of steam generator, especially, relate to a commercial steam generator.

Background

Steam generators (commonly known as boilers) are mechanical devices that use the heat energy of a fuel or other energy source to heat water into hot water or steam. The boiler is a water container heated on fire, the furnace is a place where fuel is combusted, and the boiler comprises a boiler and a furnace which are important components of a steam power device. Utility boilers, steam turbines and generators are the main machines of thermal power stations, and therefore utility boilers are important equipment for producing electric energy. Industrial boilers are indispensable equipment for providing steam required for production and heating in various industrial enterprises. Industrial boilers are large in number and consume a large amount of fuel. The waste heat boiler which takes high-temperature waste gas as a heat source in the production process is utilized, and the waste heat boiler plays an important role in energy conservation. Marine boilers are installed on various ships and the generated steam is used to drive steam-powered machines.

After present steam generator's water tank was used for a long time, the easy incrustation scale of water tank inner wall not only influenced the life of electrothermal tube, still influenced the normal production of steam, need regularly clear up, but present steam generator's water tank is mostly fixed mounting to cause the comparatively inconvenient problem of water pipe clearance in the water tank

SUMMERY OF THE UTILITY MODEL

The utility model provides a commercial steam generator aims at solving present steam generator's water tank and uses the back for a long time, and the easy incrustation scale of water tank inner wall not only influences the life of electrothermal tube, still influences the normal production of steam, needs regularly to clear up, but present steam generator's water tank is mostly fixed mounting to cause the comparatively inconvenient problem of water pipe clearance in the water tank.

The utility model discloses a realize like this, a commercial steam generator, including casing subassembly, intercommunication subassembly and control assembly, the casing subassembly includes guard box, water tank, case lid, spacing ring and support ring, the support ring with guard box fixed connection, and the cover is located the inner chamber of guard box, the spacing ring with the support ring can dismantle the connection, and be located the top of support ring, the water tank with spacing ring fixed connection, and the cover is located the inner chamber of spacing ring, the case lid with the water tank can dismantle the connection, and be located the top of water tank;

the communicating component comprises a water injection pipe, a connecting pipe, a pump water pumping pipe, a pump, a drain pipe, an electromagnetic valve and an exhaust pipe, the water injection pipe is fixedly connected with the water tank and penetrates through the side wall of the water tank to the inner cavity of the water tank, the connecting pipe is detachably connected with the water injection pipe and is positioned at one side of the water injection pipe far away from the water tank, the connecting pipe penetrates through the side wall of the protective box to the outer side of the protective box, the pump is fixedly connected with the protective box and is positioned at the left side of the protective box, the output end of the pump is fixedly connected with the connecting pipe, the pump water pumping pipe is fixedly connected with the pump and is positioned at the output end of the pump, the drain pipe is fixedly connected with the water tank and penetrates through the water tank and the protective box to the outer side of the protective box, the electromagnetic valve is fixedly connected with the protective box, one end of the drain pipe, which is far away from the water tank, is fixedly connected with the electromagnetic valve, and the exhaust pipe is fixedly connected with the tank cover and penetrates through the tank cover to the top end of the tank cover;

the control assembly comprises an electric heating pipe, a relay, a liquid level sensor, a pressure sensor, a PLC (programmable logic controller), a power supply and a pressure measuring pipe, the electric heating pipe is fixedly connected with the box cover and is positioned in an inner cavity of the water tank, the relay is fixedly connected with the box cover and is positioned on the left side of the top end of the box cover, the electric heating pipe is electrically connected with the relay, the liquid level sensor is fixedly connected with the water tank and is positioned in the inner cavity of the water tank, the pressure measuring pipe is fixedly connected with the box cover and penetrates through the box cover to the outer side of the water tank, the pressure sensor is fixedly connected with the pressure measuring pipe and is positioned at one end of the pressure measuring pipe, which is far away from the box cover, the PLC is fixedly connected with the protection box and is positioned on one side of the protection box, which is far away from the pump, and the pump, the electromagnetic valve, the power supply is electrically connected with the PLC.

Preferably, the shell assembly further comprises heat insulation cotton, the heat insulation cotton is fixedly connected with the water tank and sleeved on the outer side of the water tank.

Preferably, the shell assembly further comprises a top cover, and the top cover is detachably connected with the protection box and is located at the top end of the protection box.

Preferably, the shell assembly further comprises a through hole, the surface of the top cover is formed, and the pressure measuring pipe penetrates through the through hole to reach the top end of the top cover.

Preferably, the communicating component further comprises a gas collecting hood, the gas collecting hood is fixedly connected with the exhaust pipe and located at the bottom end of the exhaust pipe, and the gas collecting hood is horn-shaped.

Preferably, the diameter of the bottom end of the gas collecting hood is the same as the inner diameter of the protection box.

Preferably, the electric heating pipe is arranged in a corrugated structure.

Preferably, the communicating component further comprises a second electromagnetic valve, the second electromagnetic valve is fixedly connected with the water injection pipe and located on the outer side of the protection box, and the second electromagnetic valve is electrically connected with the PLC.

Preferably, the shell assembly further comprises supporting legs, and the supporting legs are fixedly connected with the protection box and located at four corners of the bottom end of the protection box.

Preferably, the height of the supporting foot is greater than the height of the electromagnetic valve.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a commercial steam generator, through with electrothermal tube and case lid fixed connection, and can dismantle the case lid with the water tank and be connected, make the case lid can dismantle from the water tank get off, and take out the electrothermal tube from the inner chamber of water tank, so that the electrothermal tube to maintain and change, the incrustation scale of the inner chamber of the water tank to be convenient for also to clear up simultaneously, can dismantle the connection through managing water injection pipe and connecting pipe, and can dismantle the drain pipe with the solenoid valve and be connected, make the water tank can follow the inner chamber of guard box and dismantle and take out, so that the water tank to maintain and change.

Drawings

FIG. 1 is a sectional view of the present invention;

FIG. 2 is an enlarged view of the part A structure of the present invention;

fig. 3 is a schematic block diagram of the present invention.

In the figure: 1-a shell component, 11-a protection box, 12-a top cover, 13-a through hole, 14-a water tank, 15-heat preservation cotton, 16-a box cover, 17-a limiting ring, 18-a supporting ring, 19-a supporting leg, 2-a communicating component, 21-a water injection pipe, 22-a connecting pipe, 23-a water pumping pipe, 24-a pump, 25-a water discharging pipe, 26-an electromagnetic valve, 27-an exhaust pipe, 28-a gas collecting hood, 29-a second electromagnetic valve, 3-a control component, 31-an electric heating pipe, 32-a relay, 33-a liquid level sensor, 34-an air pressure sensor, 35-a PLC controller, 36-a power supply and 37-a pressure measuring pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-3, the present invention provides a technical solution: a commercial steam generator comprises a shell assembly 1, a communication assembly 2 and a control assembly 3, wherein the shell assembly 1 comprises a protection box 11, a water tank 14, a tank cover 16, a limiting ring 17 and a support ring 18, the support ring 18 is fixedly connected with the protection box 11 and sleeved in an inner cavity of the protection box 11, the limiting ring 17 is detachably connected with the support ring 18 and is positioned at the top end of the support ring 18, the water tank 14 is fixedly connected with the limiting ring 17 and is sleeved in the inner cavity of the limiting ring 17, and the tank cover 16 is detachably connected with the water tank 14 and is positioned at the top end of the water tank 14;

the communicating component 2 comprises a water injection pipe 21, a connecting pipe 22, a pump water pumping pipe 23, a pump 24, a drain pipe 25, an electromagnetic valve 26 and an exhaust pipe 27, the water injection pipe 21 is fixedly connected with the water tank 14 and penetrates through the inner cavity from the side wall of the water tank 14 to the water tank 14, the connecting pipe 22 is detachably connected with the water injection pipe 21 and is positioned on one side of the water injection pipe 21 away from the water tank 14, the connecting pipe 22 penetrates through the side wall of the protective box 11 to the outer side of the protective box 11, the pump 24 is fixedly connected with the protective box 11 and is positioned on the left side of the protective box 11, the output end of the pump 24 is fixedly connected with the connecting pipe 22, the pump water pumping pipe 23 is fixedly connected with the pump 24 and is positioned on the output end of the pump 24, the drain pipe 25 is fixedly connected with the water tank 14 and penetrates through the outer sides of the water tank 14 and the protective box 11 to the protective box 11, the, the exhaust pipe 27 is fixedly connected with the box cover 16 and penetrates through the box cover 16 to the top end of the box cover 16;

the control component 3 comprises an electric heating tube 31, a relay 32, a liquid level sensor 33, an air pressure sensor 34, a PLC 35, a power supply 36 and a pressure measuring tube 37, the electric heating tube 31 is fixedly connected with the tank cover 16 and is positioned in the inner cavity of the water tank 14, the relay 32 is fixedly connected with the tank cover 16 and is positioned on the left side of the top end of the tank cover 16, the electric heating tube 31 is electrically connected with the relay 32, the liquid level sensor 33 is fixedly connected with the water tank 14 and is positioned in the inner cavity of the water tank 14, the pressure measuring tube 37 is fixedly connected with the tank cover 16 and penetrates through the tank cover 16 to the outer side of the water tank 14, the air pressure sensor 34 is fixedly connected with the pressure measuring tube 37 and is positioned at one end of the pressure measuring tube 37 far away from the tank cover 16, the PLC 35 is fixedly connected with the protection box 11 and is positioned on one side of the protection box 11 far away from the, the power supply 36 is electrically connected with the PLC 35, the model of the air pressure sensor 34 is CA-217A-K, the model of the liquid level sensor 33 is WH311, and the model of the PLC is S7-200.

In this embodiment, the electric heating tube 31 is fixedly connected to the box cover 16, the box cover 16 is detachably connected to the water tank 14, so that the box cover 16 can be detached from the water tank 14, the electric heating tube 31 can be taken out from the inner cavity of the water tank 14, so as to facilitate maintenance and replacement of the electric heating tube 31, and simultaneously facilitate cleaning of scale in the inner cavity of the water tank 14, the water injection tube 21 is detachably connected to the connecting tube 22, and the water discharge tube 25 is detachably connected to the electromagnetic valve 26, so that the water tank 14 can be detached from the inner cavity of the protection box 11, so as to facilitate maintenance and replacement of the water tank 14, by providing the PLC controller 35, the pump 24, the electromagnetic valve 26, the relay 32 and the air pressure sensor 34, the pump 24 can be used for pumping outside water into the inner cavity of the water tank 14, the liquid level sensor 33 can be used for real-time monitoring of the liquid level in the inner cavity of the water tank 14, and the air, the solenoid valve 26 can be used to control the water discharge in the inner cavity of the water tank 14, and the PLC controller 35 can be used to control the operation of the pump 24, the relay 32 and the solenoid valve 26, so as to control the water amount in the inner cavity of the water tank 14, and control the operation of the electric heating tube 31, so as to control the generation of steam.

Further, the shell assembly 1 further comprises heat insulation cotton 15, the heat insulation cotton 15 is fixedly connected with the water tank 14, and the outer side of the water tank 14 is sleeved with the heat insulation cotton 15.

In this embodiment, through setting up the cotton 15 that keeps warm, utilize the heat preservation characteristics of the cotton 15 that keeps warm, the water tank 14 that can effectively be right keeps warm, avoids the heat to scatter and disappear from the lateral wall of water tank 14.

Further, the housing assembly 1 further comprises a top cover 12, wherein the top cover 12 is detachably connected with the protection box 11 and is located at the top end of the protection box 11.

In this embodiment, the top cover 12 is disposed at the top end of the protection box 11, so that the top cover 12 can effectively cover the protection box 11, and impurities such as dust can be prevented from entering the inner cavity of the protection box 11.

Further, the housing assembly 1 further includes a through hole 13, and a surface of the top cover 12 is opened, and the pressure measuring tube 37 penetrates through the through hole 13 to a top end of the top cover 12.

In the present embodiment, the through-hole 13 is provided to facilitate the inner cavity of the air pressure sensor 34 passing through the through-hole 13 when the pair of top covers 12 are detached.

Further, the communicating component 2 further comprises a gas collecting hood 28, the gas collecting hood 28 is fixedly connected with the exhaust pipe 27 and is located at the bottom end of the exhaust pipe 27, the gas collecting hood 28 is horn-shaped, and the diameter of the bottom end of the gas collecting hood 28 is the same as the inner diameter of the protection box 11.

In this embodiment, the gas collecting hood 28 is provided to collect the generated steam to the bottom end of the exhaust pipe 27, and then to discharge the steam into the inner cavity of the exhaust pipe 27.

Further, the electric heating tube 31 is arranged in a corrugated structure.

In the present embodiment, the corrugated electric heating tube 31 can effectively increase the length of the electric heating tube 31 in the inner cavity of the water tank 14, thereby effectively improving the heating efficiency.

Further, the communicating component 2 further comprises a second electromagnetic valve 29, the second electromagnetic valve 29 is fixedly connected with the water injection pipe 21 and located on the outer side of the protection box 11, and the second electromagnetic valve 29 is electrically connected with the PLC controller 35.

In this embodiment, the second electromagnetic valve 29 is provided, so that when steam is generated, the second electromagnetic valve 29 can be closed by the PLC controller 35, and the pump 24 is prevented from being damaged by the steam.

Further, the housing assembly 1 further includes supporting legs 19, the supporting legs 19 are fixedly connected to the protection box 11 and are located at four corners of the bottom end of the protection box 11, and the height of the supporting legs 19 is greater than the height of the electromagnetic valve 26.

In this embodiment, the device can be effectively supported by the arrangement 19, making the device more stable.

The utility model discloses a theory of operation and use flow: after the utility model is installed, when steam is generated, the PLC controller 35 controls the second electromagnetic valve 29 and the pump 24 to be electrified to work, so that the second electromagnetic valve 29 is opened, then the pump extracts water into the inner cavity of the water tank 14, meanwhile, the liquid level sensor 33 can monitor the water level height of the inner cavity of the water tank 14 in real time and transmit the water level height to the PLC controller 35 in real time, when the water level height reaches a preset water level height, the PLC controller 35 controls the pump 24 to stop working, then the second electromagnetic valve 29 is controlled to be closed, meanwhile, the PLC controller 35 controls the relay 32, further, the electrothermal tube 31 is controlled to be electrified to work, thereby heating the water in the inner cavity of the water tank 14 and forming steam, the generated steam is discharged from the exhaust pipe 27, meanwhile, the pressure sensor 34 can monitor the steam pressure in the inner cavity of the water tank 14 in real time, when the scale in the inner cavity of the water tank 14 is, therefore, water in the inner cavity of the water tank 14 is discharged from the water discharge pipe 25 and the electromagnetic valve 26, after the water in the inner cavity of the water tank 14 is discharged, the power supply 36 is turned off, then the top cover 12 and the tank cover 16 are disassembled by using a wrench, the connecting pipe 22 and the water discharge pipe 25 are disassembled by using the wrench, and then the water tank 14 can be taken out from the inner cavity of the protection box 11 to clean water scales.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A commercial steam generator, characterized by: the device comprises a shell assembly (1), a communication assembly (2) and a control assembly (3), wherein the shell assembly (1) comprises a protection box (11), a water tank (14), a tank cover (16), a limiting ring (17) and a support ring (18), the support ring (18) is fixedly connected with the protection box (11) and sleeved in an inner cavity of the protection box (11), the limiting ring (17) is detachably connected with the support ring (18) and positioned at the top end of the support ring (18), the water tank (14) is fixedly connected with the limiting ring (17) and sleeved in the inner cavity of the limiting ring (17), and the tank cover (16) is detachably connected with the water tank (14) and positioned at the top end of the water tank (14);

the communication assembly (2) comprises a water injection pipe (21), a connecting pipe (22), a water pumping pipe (23), a pump (24), a drain pipe (25), an electromagnetic valve (26) and an exhaust pipe (27), the water injection pipe (21) is fixedly connected with the water tank (14) and penetrates through the side wall of the water tank (14) to the inner cavity of the water tank (14), the connecting pipe (22) is detachably connected with the water injection pipe (21) and is positioned at one side of the water tank (14) far away from the water injection pipe (21), the connecting pipe (22) penetrates through the side wall of the protection box (11) to the outer side of the protection box (11), the pump (24) is fixedly connected with the protection box (11) and is positioned at the left side of the protection box (11), the output end of the pump (24) is fixedly connected with the connecting pipe (22), and the water pumping pipe (23) is fixedly connected with the pump (24), the water outlet pipe (25) is fixedly connected with the water tank (14) and penetrates through the water tank (14) and the protection box (11) to the outer side of the protection box (11), the electromagnetic valve (26) is fixedly connected with the protection box (11) and is positioned at the bottom end of the protection box (11), one end, far away from the water tank (14), of the water outlet pipe (25) is fixedly connected with the electromagnetic valve (26), and the air outlet pipe (27) is fixedly connected with the box cover (16) and penetrates through the box cover (16) to the top end of the box cover (16);

the control assembly (3) comprises an electric heating tube (31), a relay (32), a liquid level sensor (33), an air pressure sensor (34), a PLC (programmable logic controller) controller (35), a power supply (36) and a pressure measuring tube (37), the electric heating tube (31) is fixedly connected with the box cover (16) and is positioned in an inner cavity of the water tank (14), the relay (32) is fixedly connected with the box cover (16) and is positioned on the left side of the top end of the box cover (16), the electric heating tube (31) is electrically connected with the relay (32), the liquid level sensor (33) is fixedly connected with the water tank (14) and is positioned in the inner cavity of the water tank (14), the pressure measuring tube (37) is fixedly connected with the box cover (16) and penetrates through the box cover (16) to the outer side of the water tank (14), and the air pressure sensor (34) is fixedly connected with the pressure measuring tube (37), and is located piezometer pipe (37) is kept away from the one end of case lid (16), PLC controller (35) with guard box (11) fixed connection, and be located guard box (11) is kept away from one side of pump (24), solenoid valve (26), relay (32), level sensor (33) and PLC controller (35) all with PLC controller (35) electric connection, power (36) with PLC controller (35) electric connection.

2. A commercial steam generator as defined in claim 1 wherein: the shell assembly (1) further comprises heat-insulating cotton (15), wherein the heat-insulating cotton (15) is fixedly connected with the water tank (14) and sleeved outside the water tank (14).

3. A commercial steam generator as defined in claim 1 wherein: the shell assembly (1) further comprises a top cover (12), wherein the top cover (12) is detachably connected with the protection box (11) and is located at the top end of the protection box (11).

4. A commercial steam generator as defined in claim 3 wherein: the shell assembly (1) further comprises a through hole (13) and is formed in the surface of the top cover (12), and the pressure measuring pipe (37) penetrates through the through hole (13) to the top end of the top cover (12).

5. A commercial steam generator as defined in claim 1 wherein: intercommunication subassembly (2) still include gas collecting channel (28), gas collecting channel (28) with blast pipe (27) fixed connection, and be located the bottom of blast pipe (27), gas collecting channel (28) are the loudspeaker form.

6. A commercial steam generator as defined in claim 5 wherein: the diameter of the bottom end of the gas collecting hood (28) is the same as the inner diameter of the protection box (11).

7. A commercial steam generator as defined in claim 1 wherein: the electric heating pipe (31) is arranged in a corrugated structure.

8. A commercial steam generator as defined in claim 1 wherein: the communicating component (2) further comprises a second electromagnetic valve (29), the second electromagnetic valve (29) is fixedly connected with the water injection pipe (21) and located on the outer side of the protection box (11), and the second electromagnetic valve (29) is electrically connected with the PLC (programmable logic controller) (35).

9. A commercial steam generator as defined in claim 1 wherein: the shell assembly (1) further comprises supporting legs (19), wherein the supporting legs (19) are fixedly connected with the protection box (11) and are located at four corners of the bottom end of the protection box (11).

10. A commercial steam generator as defined in claim 9 wherein: the height of the supporting foot (19) is greater than that of the electromagnetic valve (26).