CN2750190Y

CN2750190Y - Pressured steam generator

Info

Publication number: CN2750190Y
Application number: CN 200420095744
Authority: CN
Inventors: 何庭华
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-11-24
Filing date: 2004-11-24
Publication date: 2006-01-04
Anticipated expiration: 2014-11-24

Abstract

The utility model relates to a pressure steam generator which comprises a casing 1, a tank body, a steam outlet pipe 2, a heating device and an electric control line, wherein the tank body and the heating device are arranged in the casing 1, the heating device is arranged at the bottom of the tank body, a water inlet 3 is arranged at the top of the tank body and is provided with an upper cover 4, a steam outlet 5 is arranged on the upper side of the tank body, and an electromagnetic valve 6 for controlling the output of steam is arranged between the steam outlet 5 and the steam outlet 2. The electromagnetic valve 6 is connected with a control switch 7 of the electromagnetic valve in series to be connected with a power supply then, and the control switch 7 of the electromagnetic valve is arranged on the casing 1. A pressure switch 8 which limits steam pressure is connected and arranged on the upper side of the steam outlet 5. The pressure switch 8 and the heating device are connected in series and are connected with the power supply. The utility model has reliable activity, high safety, full functions and convenient operation.

Description

A kind of steam generator

1, technical field:

The utility model relates to a kind of steam generator, relates in particular to the steam generator that is used for vapour iron and steam cleaner.

2, background technology:

At present, a kind of steam cleaning machine appears on the market, steam cleaner can be heated into water the water vapour of certain pressure by its inside steam raising plant, be ejected into appointed positions so that reach, the effect that is cleaned preferably, but there is following shortcoming in the steam raising plant of existing steam cleaner: whether the pressure that 1) can not know the steam of knowing steam cleaner is enough, the function imperfection, traditional structure is to plug in, after temperature sensing device reaches predetermined temperature, automatically cut off electrothermal tube power and stop heating, but whether the steam of steam cleaner the inside produces abundant, whether pressure reaches job requirement, and the user is ignorant, and it is not too convenient therefore to use; 2) traditional steam cleaner is to cut off electrothermal tube power by detected temperatures to stop heating, if but before not reaching predetermined stablizing, the pressure of the steam of steam cleaner has reached very high feelings degree, can cause the blast of whole steam cleaner, the generation that causes the accident, though it has safety valve, the steam that can drain part when steam pressure reaches degree of pledging love reduces pressure, but so may cause electrothermal tube constantly to heat generation steam, waste energy; 3) be provided with the temperature that temperature controller can detect tank body, prevent dry combustion method, but do not protect the parts of electrothermal tube, burn easily when the electrothermal tube temperature is too high; 4) complex structure of steam output block, part is more, and steam leaks easily, the manufacturing cost height.

3, summary of the invention:

The purpose of this utility model provides a kind of steam generator, it utilizes magnetic valve and solenoid control switch, steam output in the control tank body, utilize the pressure of steam in the pressure switch control tank body simultaneously, turn-off electrothermal tube when too high, cross and connect electrothermal tube power when hanging down, guarantee that tank body the inside steam reaches operating pressure, reliable operation, security is higher, uses easy to operate.

The utility model is achieved by the following technical solution: it comprises shell, tank body, steam outlet pipe, heater and electric control circuit, tank body and heater are installed in the enclosure, heater is installed on the bottom of tank body, the tank body top is provided with water inlet, loam cake is installed on the water inlet, the upside of tank body is provided with venthole, be provided with the magnetic valve of control steam output between venthole and the steam outlet pipe, magnetic valve is connected with power supply with solenoid control switch series connection back, the solenoid control switch is installed on the shell, the upside of venthole is installed and is connected the pressure switch that limits steam pressure, and pressure switch is cascaded with heater and is connected with power supply.

Be provided with pressure-reducing valve in the above-mentioned described loam cake.

Be provided with the thermal insulation layer made from fire proofing material between above-mentioned described tank body and the shell.

Above-mentioned described tank body is the inverted T-shaped structure, and the vertical tube of tank body top is a gas storing tube, and the transverse tube of tank body below is the pipe that is filled with water, and gas storing tube passes through connection mutually with the pipe that is filled with water.

Above-mentioned described heater is made up of electrothermal tube and heat transfer plate, and heat transfer plate is installed in the bottom of the pipe that is filled with water, and the heat transfer plate the inside is equipped with electrothermal tube.

Above-mentioned described heat transfer plate bottom is equipped with temperature controller and temperature fuse, and temperature controller and temperature fuse and electrothermal tube are cascaded.

Above-mentioned described pressure switch also is in series with the steam pressure indicator lamp, and the steam pressure indicator lamp is installed on the shell.

On the above-mentioned described shell battery main switch and power supply indicator are installed.

The utility model compared with prior art has following advantage: 1) utilize magnetic valve and solenoid control switch, steam output in the control tank body, easy to operate, utilize pressure switch to control the pressure of steam in the tank body simultaneously, turn-off electrothermal tube when too high, cross and connect electrothermal tube power when hanging down, guarantee that tank body the inside steam reaches operating pressure, reliable operation avoids tank body the inside water vapour pressure too high simultaneously, security is higher; 2) perfect in shape and function is provided with power supply indicator and steam pressure indicator lamp, and is comparatively directly perceived when the user uses, and knows and knows whether tank body the inside steam reaches operating pressure; 3) utilize pressure-reducing valve suitably to reduce the pressure of gas storing tube, use safer; 4) between tank body and shell, be provided with the thermal insulation layer that fire proofing material is made, can improve the utilization rate of electric heating, can prevent that again shell is overheated; 5) the heat transfer plate bottom is equipped with temperature controller and temperature fuse, can prevent dry combustion method and protection electrothermal tube; 6) tank body is the inverted T-shaped structure, and the vertical tube of tank body top is a gas storing tube, and the transverse tube of tank body below is the pipe that is filled with water, and gas storing tube passes through connection mutually with the pipe that is filled with water, and structure is more reasonable.

4, description of drawings:

Below in conjunction with accompanying drawing the utility model is done detailed explanation:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is an outside drawing of the present utility model;

Fig. 3 is a tank structure schematic diagram of the present utility model.

Fig. 4 is the upward view of Fig. 3;

Fig. 5 is an electric control circuit of the present utility model.

5, the specific embodiment:

As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, the utility model comprises shell 1, tank body, steam outlet pipe 2, heater and electric control circuit, tank body and heater are installed in the shell 1, heater is installed on the bottom of tank body, the tank body top is provided with water inlet 3, loam cake 4 is installed on the water inlet 3, the upside of tank body is provided with venthole 5, be provided with the magnetic valve 6 of control steam output between venthole 5 and the steam outlet pipe 2, magnetic valve 6 is connected with power supply with solenoid control switch 7 series connection backs, solenoid control switch 7 is installed on the shell 1, the upside of venthole 5 is installed and is connected the pressure switch 8 that limits steam pressure, and pressure switch 8 is cascaded with heater and is connected with power supply.

Be provided with pressure-reducing valve 9 in the above-mentioned described loam cake 4, between tank body and shell 1, be provided with the thermal insulation layer made from fire proofing material 10.Tank body is the inverted T-shaped structure, and the vertical tube of tank body top is a gas storing tube 11, and the transverse tube of tank body below is the pipe 12 that is filled with water, and gas storing tube 11 passes through connection mutually with the pipe 12 that is filled with water.Heater is made up of electrothermal tube 13 and heat transfer plate 14, and heat transfer plate 14 is installed in the bottom of the pipe 12 that is filled with water, and heat transfer plate 14 the insides are equipped with electrothermal tube 13.Heat transfer plate 14 bottoms are equipped with temperature controller 15 and temperature fuse 16, and temperature controller 15 and temperature fuse 16 are cascaded with electrothermal tube 13.Pressure switch 8 also is in series with steam pressure indicator lamp 17, and steam pressure indicator lamp 17 is installed on the shell 1.Battery main switch 18 and power supply indicator 19 are installed on shell 1.

Operation principle of the present utility model: as Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, open the loam cake 4 of band pressure-reducing valve 9, in tank body, inject pure water, and cover loam cake 4 again with sealing water inlet 3 by water inlet 3.Power-line plug 20 is inserted in the supply socket, and open steam generator battery main switch 18, electrothermal tube 13 is energized heating and reaches the pipe 12 that is filled with water by heat transfer plate 14, pipe 12 pure water heat to being filled with water, along with the boiling of water in the jar, because to pipe 12 heat continuously that be filled with water, water vapour is on the increase in the jar of sealing, to a jar internal pressure is constantly raise, thereby produced steam.When steam pressure is elevated to the pressure that pressure switch 8 limited, pressure switch 8 is just cut off electrothermal tube 13 power paths, electrothermal tube 13 just stops heating, steam pressure in the gas storing tube 11 will no longer raise at this moment, because the correlation of circuit, report jar internal pressure has reached the steam pressure indicator lamp 17 that limits pressure and can light, can be used to supply with special-purpose vapour iron flatiron dress material or supply with special-purpose steam cleaner cleaning object with prompting people steam at this moment, just can get back to when steam pressure indicator lamp 17 steam pressure in jar is lower than pressure switch qualification pressure and extinguish state, pressure switch 8 recloses electrothermal tube 13 power paths, and steam pressure rises to when limiting pressure and just can light again in jar.The output of steam is to control by the break-make of magnetic valve 6, and the solenoid control switch 7 that is installed on the shell (1) can be controlled magnetic valve 6 power on/off, and steam channel is opened, and steam is transported on the utensil that uses steam by steam outlet pipe 2; Magnetic valve 6 outages, the steam output channel is cut off, and steam must not be transferred away.Pressure-reducing valve 9 is to be used in jar steam pressure to exceed when limiting pressure, in time discharges steam and damages tank body and jeopardize personal safety preventing.In addition, utilize the temperature controller 15 that resets to stop anhydrous dry combustion method in the tank body, can cut off the electricity supply rapidly when utilizing temperature fuse 16 to come handling machine to be in runaway condition, thereby prevent the generation of fortuitous events such as fire.

Claims

1, a kind of steam generator, comprise shell (1), tank body, steam outlet pipe (2), heater and electric control circuit, tank body and heater are installed in the shell (1), heater is installed on the bottom of tank body, the tank body top is provided with water inlet (3), loam cake (4) is installed on the water inlet (3), the upside of tank body is provided with venthole (5), it is characterized in that being provided with between venthole (5) and the steam outlet pipe (2) magnetic valve (6) of control steam output, magnetic valve (6) is connected with power supply with solenoid control switch (7) series connection back, solenoid control switch (7) is installed on the shell (1), the upside of venthole (5) is installed and is connected the pressure switch (8) that limits steam pressure, and pressure switch (8) is cascaded with heater and is connected with power supply.

2, a kind of steam generator according to claim 1 is characterized in that being provided with in the loam cake (4) pressure-reducing valve (9).

3, a kind of steam generator according to claim 1 and 2 is characterized in that being provided with the thermal insulation layer made from fire proofing material (10) between tank body and shell (1).

4, a kind of steam generator according to claim 3 is characterized in that tank body is the inverted T-shaped structure, and the vertical tube of tank body top is gas storing tube (11), and the transverse tube of tank body below is the pipe (12) that is filled with water, and gas storing tube (11) passes through connection mutually with the pipe (12) that is filled with water.

5, a kind of steam generator according to claim 3 is characterized in that heater is made up of electrothermal tube (13) and heat transfer plate (14), and heat transfer plate (14) is installed in the bottom of pipe (12) that are filled with water, and heat transfer plate (14) the inside is equipped with electrothermal tube (13).

6, a kind of steam generator according to claim 5 is characterized in that heat transfer plate (14) bottom is equipped with temperature controller (15) and temperature fuse (16), and temperature controller (15) and temperature fuse (16) are cascaded with electrothermal tube (13).

7, a kind of steam generator according to claim 1 and 2 is characterized in that pressure switch (8) also is in series with steam pressure indicator lamp (17), and steam pressure indicator lamp (17) is installed on the shell (1).

8, a kind of steam generator according to claim 7 is characterized in that being equipped with battery main switch (18) and power supply indicator (19) on shell (1).