CN210035442U

CN210035442U - Fast-spraying steam generator

Info

Publication number: CN210035442U
Application number: CN201920758744.8U
Authority: CN
Inventors: 吴健斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-02-07
Anticipated expiration: 2029-05-24

Abstract

The utility model discloses a fast spraying steam generator, its characterized in that: the device comprises a heating bin and a metering pump, wherein the heating bin is provided with a steam outlet, a spraying device is arranged in the heating bin, an electromagnetic heating coil is wound outside the heating bin, an inlet of the metering pump is communicated with a water storage tank, and an outlet of the metering pump is communicated with the spraying device; the spraying device comprises a stainless steel coil pipe, the stainless steel coil pipe is coiled into a cylindrical spring shape, and spraying holes with the aperture not more than 0.2mm are densely distributed in the outer circumferential pipe wall of the stainless steel coil pipe; the stainless steel coil pipe is provided with a coil pipe outlet at a low position, the coil pipe outlet is fixedly connected with a plug outer sleeve, an overflowing channel is arranged inside the plug outer sleeve and conducts the coil pipe outlet and the coil pipe, the overflowing channel is provided with a hole expanding cavity, a plug is movably arranged in the hole expanding cavity, and an outer circle of the plug and an inner hole wall of the hole expanding cavity have an overflowing gap at normal temperature. The utility model discloses can produce high temperature high pressure steam fast, have advantages such as the heating is fast, steam volume is adjustable, energy-conservation, health, safe and reliable, simple structure control is convenient.

Description

Fast-spraying steam generator

Technical Field

The utility model relates to a steam generating device.

Background

Steam is widely applied to industries such as civil use, industry, medicine and the like, the steam is generated by heating water, but the generation of the steam, particularly the generation of high-temperature and high-pressure steam, is generally limited by a plurality of factors, needs to wait for a long time and needs to be equipped with complex safety protection measures, namely the existing device cannot generate the high-temperature and high-pressure steam instantly, and has the defects of low heating speed and energy saving. In order to solve the above technical problems, the applicant applied a utility model patent No. 2017213831892 and a patent name "turbojet steam generator" in 2017, 10, 25, and the technology of the above patent has difficulty in implementation and a complicated structure.

Disclosure of Invention

The utility model aims at providing a can produce high temperature high pressure steam fast, have advantages such as the heating is fast, steam flow is adjustable, energy-conservation, health, safe and reliable, simple structure control is convenient fast steam generator that spouts.

The utility model adopts the following technical proposal to complete:

fast steam generator that spouts, its characterized in that: including heated warehouses and measuring pump, the heated warehouses has steam outlet, is equipped with atomizer in the heated warehouses, and the heating warehouses is outer to coil electromagnetic heating coil, the import intercommunication storage water tank of measuring pump, the export intercommunication atomizer of measuring pump.

The quick-spraying steam generator in the technical scheme is simple in structure, when the quick-spraying steam generator works, firstly, the electromagnetic heating coil is used for heating the heating bin at high temperature, the spraying device in the heating bin is heated at the same time, then the electromagnetic valve is opened to feed water, the metering pump pumps the water into the spraying device, the spraying device sprays superfine water mist and uniformly sprays the superfine water mist on the high-temperature steel body of the heating bin, so that high-temperature high-pressure steam is quickly generated in the heating bin, and then the high-temperature high-pressure steam is led out through the steam outlet and is widely applied to industries such as civil (steam ovens, dish washing machines, water heaters, floor heating, hot water supply and the like), industry (alternative boilers, steam for industrial mechanical equipment and the like), medicine (medical instrument disinfection, environmental sanitation disinfection and; in the process, the metering pump can change the flow of water pumped into the spraying device at any time according to the steam demand, so that the steam quantity is convenient to adjust and control.

Preferably, the spraying device comprises a stainless steel coil pipe, the stainless steel coil pipe is coiled into a cylindrical spring shape, and spraying holes with the aperture not larger than 0.2mm are densely distributed in the outer circumferential pipe wall of the stainless steel coil pipe. The design structure is simple, the water mist can be sprayed out of the stainless steel coil plate of the spraying device by utilizing the water pumping pressure (generally 35-40 kilograms of pressure) of the metering pump, and the superfine water mist is sprayed out and uniformly sprayed on the high-temperature steel body of the heating bin, so that high-temperature and high-pressure steam can be quickly generated.

Preferably, the stainless steel coil pipe is provided with a coil pipe outlet at a low position, the coil pipe outlet is fixedly connected with a plug outer sleeve, a flow passage is arranged in the plug outer sleeve and is used for communicating the coil pipe outlet with the outside of the coil pipe, the flow passage is provided with a hole expanding cavity, a plug is movably arranged in the hole expanding cavity and blocks the coil pipe outlet, the plug and the plug outer sleeve have different thermal expansion coefficients, and a flow gap is formed between the excircle of the plug and the hole wall of an inner hole of the hole expanding cavity at normal temperature.

The design realizes the plugging and the opening of the stainless steel coil outlet by utilizing different thermal expansion coefficients of the plug and the plug outer sleeve, so that normal drainage and pollution discharge of the stainless steel coil at normal temperature can be ensured, the plug structure of the coil outlet of the stainless steel coil can be used for a long time in a high-temperature working environment of the heating bin without leakage or damage, and the use sanitation, safety and reliability of the fast-spraying steam generator are ensured. When the fast-spraying steam generator works every time, the spraying device is heated at high temperature (the heating temperature is generally 300-500 ℃), and the plug outer sleeve have different thermal expansion coefficients, so that an overflowing gap between the plug and the reaming cavity at normal temperature is sealed due to thermal expansion, the plug plays a role in sealing the outlet of the coil, the stainless steel coil cannot leak, and then the spraying device starts to generate steam when water enters; and after the work of the fast-spraying steam generator is finished, the spraying device cools, the overflowing gap recovers again, and then accumulated water, water scale and the like in the stainless steel coil pipe can be discharged out of the stainless steel coil pipe through the overflowing gap and then is discharged out of a drain outlet arranged at the bottom of the heating bin.

Preferably, the plug outer sleeve is made of stainless steel, and the plug is made of aluminum alloy.

Preferably, the diameter of the spray hole is 0.05 mm. The spray holes with the diameter of 0.05mm can generate superfine water mist under the action of high-pressure water of the metering pump, so that the rapid generation of steam is better realized.

Preferably, the communication pipeline between the inlet of the metering pump and the water storage tank is provided with an electromagnetic valve, and the communication pipeline between the outlet of the metering pump and the spraying device is provided with a water filter.

Preferably, the steam outlet is arranged on the top cover of the heating bin and connected with the steam outlet pipe, the top cover of the heating bin is further connected with the pressure relief pipeline, and the pressure relief safety valve and the steam pressure inverter are installed on the pressure relief pipeline. The function of the steam pressure inverter is to measure and feed back the steam pressure in the heating chamber.

Drawings

The utility model discloses there is following figure:

FIG. 1 is a schematic structural view of the instant steam generator of the present invention,

figure 2 is a schematic view of the structure of the spraying device,

FIG. 3 is a view showing the structure of a plug of the outlet of the stainless steel coil.

Detailed Description

As shown in the figures, the utility model discloses a fast-spraying steam generator, including heating chamber 1 and measuring pump 4, heating chamber 4 is fixed mounting on the frame through the heat insulation support, and the top cap of heating chamber 4 has the steam outlet, and the steam outlet is connected with steam outlet pipe 11, and the top cap of heating chamber 4 is still connected with pressure release pipeline 9, installs pressure release relief valve 7 and steam pressure inverter 8 on the pressure release pipeline 9; be equipped with atomizer 2 in the heated

warehouses

1, 1 outer coils electromagnetic heating coil 12 of heated warehouses, the import intercommunication storage water tank 3 of measuring pump 4, the export intercommunication atomizer 2 of measuring pump 4, the import of measuring pump 4 and the intercommunication pipeline of storage water tank 3 are equipped with solenoid valve 6, and the export of measuring pump 4 and atomizer 2's intercommunication pipeline 10 are equipped with water filter 5. The spraying device 2 comprises a stainless steel coil pipe 23 and a coil pipe support 22, wherein the outer diameter of the stainless steel coil pipe 23 is 16mm, the wall thickness of the stainless steel coil pipe is 2mm, the stainless steel coil pipe 23 is coiled into a cylindrical spring shape, the coil pipe support 22 is fixed in the heating bin 1, the top of the stainless steel coil pipe 23 is a water inlet 21 connected with the water inlet pipeline 10, 500 spraying holes 24 with the pore diameter not more than 0.2mm are densely distributed on the outer circumferential pipe wall of the stainless steel coil pipe 23, the preferred pore diameter of each spraying hole 24 is 0.05mm, and the spraying holes 24 are processed in a laser mode; the stainless steel coil 23 is provided with a coil outlet 26 at the lowest position, the coil outlet 26 is fixedly connected with a plug outer sleeve 25 in a welding mode, the plug outer sleeve 25 is made of stainless steel, an overflowing channel 29 is arranged inside the plug outer sleeve 25 and conducts the coil outlet 26 with the outside of the coil, the overflowing channel 29 is provided with a cylindrical chambering cavity 27, a plug 28 is movably arranged in the chambering cavity 27, the plug 28 is made of aluminum alloy, the plug 28 blocks the coil outlet 26, the plug 28 made of aluminum alloy and the plug outer sleeve 25 made of stainless steel have different thermal expansion coefficients, the outer circle of the plug 28 and the inner hole wall of the chambering cavity 27 are provided with an overflowing gap of 0.3mm, the overflowing gap disappears completely due to different thermal expansion of the plug and the plug outer sleeve at the high temperature of 200 ℃ or above, and the plug 28 can expand tightly in the plug outer sleeve 25 to play a role.

Claims

1. Fast steam generator that spouts, its characterized in that: including heated warehouses and measuring pump, the heated warehouses has steam outlet, is equipped with atomizer in the heated warehouses, and the heating warehouses is outer to coil electromagnetic heating coil, the import intercommunication storage water tank of measuring pump, the export intercommunication atomizer of measuring pump.

2. The fast spray steam generator of claim 1, wherein: the spraying device comprises a stainless steel coil pipe, the stainless steel coil pipe is coiled into a cylindrical spring shape, and the outer circumferential pipe wall of the stainless steel coil pipe is densely provided with spraying holes with the aperture not larger than 0.2 mm.

3. The fast spray steam generator of claim 2, wherein: the stainless steel coil pipe is provided with a coil pipe outlet at a low position, the coil pipe outlet is fixedly connected with an end cap outer sleeve, an overflowing channel is arranged inside the end cap outer sleeve and conducts the coil pipe outlet and the outside of the coil pipe, the overflowing channel is provided with a hole expanding cavity, an end cap is movably arranged in the hole expanding cavity and blocks the coil pipe outlet, the end cap and the end cap outer sleeve have different thermal expansion coefficients, and an excircle of the end cap and an inner hole wall of the hole expanding cavity have an overflowing gap at normal.

4. The fast spray steam generator of claim 3, wherein: the plug outer sleeve is made of stainless steel, and the plug is made of aluminum alloy.

5. The fast spray steam generator of claim 2, wherein: the diameter of the spray hole is 0.05 mm.

6. The fast spray steam generator of claim 1, wherein: the inlet of the metering pump is provided with an electromagnetic valve in communication with the water storage tank, and the outlet of the metering pump is provided with a water filter in communication with the spraying device.

7. The fast spray steam generator of claim 1, wherein: the steam outlet is arranged on the top cover of the heating bin and connected with the steam outlet pipe, the top cover of the heating bin is further connected with the pressure relief pipeline, and the pressure relief safety valve and the steam pressure inverter are installed on the pressure relief pipeline.