CN215251856U - Pressure relief reflux device and steam iron - Google Patents
Pressure relief reflux device and steam iron Download PDFInfo
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- CN215251856U CN215251856U CN202120789358.2U CN202120789358U CN215251856U CN 215251856 U CN215251856 U CN 215251856U CN 202120789358 U CN202120789358 U CN 202120789358U CN 215251856 U CN215251856 U CN 215251856U
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Abstract
The utility model relates to a pressure relief reflux unit and a steam iron, the pressure relief reflux unit comprises a shell, a water tank, a water distributor, a pump body, a pressure valve and a vaporization generator which are arranged in the shell, wherein the water tank and the pump body are communicated and arranged through the water distributor, the pump body is communicated and arranged with the vaporization generator, and the pressure valve is arranged between the pump body and the vaporization generator; the pressure valve is provided with a pressure relief outlet, and the pressure relief outlet is connected with the water guide mechanism through a return pipe; wherein, the pressure valve will open the pressure relief outlet when the pressure that bears reaches the predetermined value. Pressure release reflux unit and steam iron, when pressure was too big the pressure valve action, water piping system's water flows back to the water distributor in, has avoided steam leakage to hinder the risk of people's damage thing.
Description
Technical Field
The utility model relates to an electric iron technical field especially relates to a pressure release reflux unit and steam iron.
Background
Electric irons, which are increasingly popular in everyday life, generally comprise a housing, a steam generator and a water tank arranged in the housing. Wherein, be equipped with the water pump between water tank and the steam generator, in the water pump takes out the water of water tank to steam generator, by steam generator with water heating production a large amount of high temperature steam again.
With the continuous development of global economy, when the electric iron products in China are transferred to the middle east and other areas for development, the rated voltage is changed from 220V to 240V; according to the IEC regulations, the voltage fluctuation is within ± 10%, and therefore the maximum use voltage of the steam iron is 264. The rise of the voltage leads to the rise of the heat productivity of the steam generator, the corresponding rise of the power of the water pump leads to the increase of the water inlet quantity of the steam generator, the increase of the steam quantity generated in the process of vaporization and the final rise of the internal air pressure; when the pressure is too high, the steam generator discharges hot water and hot steam to the outside, which may cause a risk of injury to people due to steam leakage, and reduce safety and reliability of the product.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model discloses an it is not enough to overcome prior art, provides a pressure release reflux unit, and the pressure valve action when pressure is too big, and water piping system's water flows back in the guiding gutter, has avoided steam leakage to hinder the risk of people's damage thing.
In order to realize the purpose, the utility model discloses a technical scheme be:
a pressure relief reflux device comprises a shell, and a water tank, a water distributor, a pump body, a pressure valve and a vaporization generator which are arranged in the shell, wherein the water tank and the pump body are communicated through the water distributor, and the pump body is communicated with the vaporization generator through the pressure valve; the pressure valve is provided with a pressure relief outlet, and the pressure relief outlet is connected with the water guide mechanism through a return pipe; wherein, the pressure valve will open the pressure relief outlet when the pressure that bears reaches the predetermined value.
Pressure release reflux unit, in its practical use, when vaporization generator's atmospheric pressure was too big, the pressure valve was opened automatically, during water backward flow to the guiding gutter to the pressure control who makes whole return circuit is in safety range, has also solved the steam in the return circuit because atmospheric pressure excessively discharges the risk that gets wet the bottom plate or injure people's damage in the air.
As an implementation manner, the water distributor includes a water chute, the water tank is provided with a water outlet, and the water outlet is located above the water chute, wherein when the water level of the water chute is lower than the water outlet, the water tank automatically supplies water into the water chute.
As an implementation mode, the water distributor comprises a water pumping pipe, one end of the water pumping pipe extends into the bottom of the water chute, and the other end of the water pumping pipe is communicated with the pump body; one end of the return pipe is connected with the water chute, and the other end of the return pipe is connected with the pressure relief outlet.
As an implementation manner, the water guiding groove is provided with a pressure relief backflow hole, one end of the backflow pipe is connected with the pressure relief backflow hole of the water guiding groove, when the pressure borne by the pressure valve reaches a preset value, the pressure relief outlet is opened, and water flows back into the water guiding groove from the backflow pipe.
As an implementation mode, the inside of the casing is respectively provided with a first via hole and a second via hole, the bottom of the casing is provided with a third via hole, and the pressure relief backflow hole is communicated with the first via hole, the second via hole and the third via hole in sequence and forms a channel communicated with the external atmospheric pressure.
As an implementation mode, the pump body comprises an inlet connector and an outlet connector, and one end of the water pumping pipe is connected with the inlet connector; the outlet connector of the pump body is connected with the water inlet of the pressure valve through a water inlet pipe, and the water outlet of the pressure valve is connected with the vaporization generator through a water pipe.
As an embodiment, the vaporization generator includes a water inlet joint, and the water inlet pipe is connected with the water inlet joint.
As an implementation mode, the vaporization generator includes a vaporization chamber and a heater, the vaporization chamber is provided with a water blocking rib to form a steam flow channel, the vaporization chamber is provided with a steam outlet joint, and the steam outlet joint is located at the tail end of the steam flow channel.
As an implementation mode, the pressure valve includes a valve body, a sealing rubber gasket and a spring, the sealing rubber gasket is disposed in the valve body through the spring, and when the pressure borne by the pressure valve reaches a predetermined value, the sealing rubber gasket is opened and water enters the return pipe from the pressure relief outlet and flows back to the water distributor.
On the other hand, the utility model provides a steam iron, including going out the steam iron and as above arbitrary pressure release reflux unit, go out the steam iron through a steam outlet pipe with vaporization generator connects. The utility model discloses a steam iron can effectively avoid because the atmospheric pressure is too big discharges the risk that gets wet the bottom plate or injure people's damage in the air through pressure release reflux unit.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of the connection between a pressure relief reflux unit and a steam iron of the present invention;
FIG. 2 is a schematic structural view of the pressure relief backflow device of the present invention;
fig. 3 is a schematic cross-sectional view of the pressure relief backflow device of the present invention.
Detailed Description
To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible implementations and advantages of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered limiting of the present invention.
Referring to fig. 1 to 3, fig. 1 is a schematic view illustrating a connection between a pressure relief backflow device and a steam generating iron according to the present invention; FIG. 2 is a schematic structural view of the pressure relief backflow device of the present invention; fig. 3 is a schematic cross-sectional view of the pressure relief backflow device of the present invention.
The embodiment provides a pressure relief backflow device, which includes a housing 100, and a water tank 10, a water distributor 20, a pump body 30, a pressure valve 40 and a vaporization generator 50 which are arranged in the housing 100, wherein the water tank 10 and the pump body 30 are arranged in a communication manner through the water distributor 20, the pump body 30 is arranged in a communication manner with the vaporization generator 50, and the pressure valve 40 is arranged between the pump body 30 and the vaporization generator 50; the pressure valve 40 is provided with a pressure relief outlet, and the pressure relief outlet is connected with the water distributor 20 through a return pipe; wherein the pressure valve 40 will open the pressure relief outlet when the pressure reaches a predetermined value.
In this technical scheme, pressure release reflux unit, in its practical use, when vaporization generator 50's atmospheric pressure was too big, pressure valve 40 was opened automatically, during water backward flow to guiding gutter 21 to make the pressure control in whole return circuit in safety range, also solved the steam in the return circuit because atmospheric pressure discharges the risk that gets wet the bottom plate or injure people's damage in the air excessively.
As a preferred embodiment, the water distributor 20 includes a water chute 21, and the water tank 10 is provided with a water outlet, which is located above the water chute 21, wherein when the water level of the water chute 21 is lower than the water outlet, the water tank 10 automatically replenishes water into the water chute 21. The water tank 10 of this embodiment is the negative pressure formula water tank 10, adopts such technical scheme, and water is because the effect of gravity is automatic discharges to guiding gutter 21 from the delivery port, and when the horizontal plane of guiding gutter 21 was less than the delivery port of water tank 10, water tank 10 can automatic water supply to guiding gutter 21 to make the water of guiding gutter 21 sufficient.
Further, the water distributor 20 includes a water pumping pipe, one end of the water pumping pipe extends into the bottom of the water chute 21, and the other end of the water pumping pipe is communicated with the pump body 30. The pump body 30 comprises an inlet connector and an outlet connector, and one end of the water pumping pipe is connected with the inlet connector; the outlet connector of the pump body 30 is connected to the vaporization generator 50 through a water inlet pipe. In addition, the vaporization generator 50 includes a water inlet joint with which the water inlet pipe is connected. Thus, the pump body 30 pumps water through the pumping tube and then delivers the water to the vaporization generator 50 through the pressure valve 40, and in this embodiment, the pump body 30 is an electromagnetic pump.
As a preferred embodiment, the water chute 21 is provided with a pressure relief return hole, one end of the return pipe is connected to the pressure relief return hole of the water chute 21, and the other end of the return pipe is connected to the pressure relief outlet. The pressure relief outlet is connected with the pressure relief return hole of the water guide groove 21 through the return pipe, and by adopting the technical scheme, when the pressure borne by the pressure valve 40 reaches a preset value, the pressure relief outlet is opened, and water flows back to the water guide groove 21 from the return pipe.
Further, the inside of casing 100 is equipped with first via hole and second via hole respectively, and the bottom of casing 100 is equipped with the third via hole, the pressure release backward flow hole of guiding gutter 21 in proper order with first via hole, second via hole and third via hole intercommunication and form the communicating passageway with external atmospheric pressure. In this embodiment, the path through which the pressure relief backflow hole of the water chute 21 communicates with the first via hole, the second via hole, and the third via hole is a gap path of the casing 100, and the third via hole is disposed at the bottom of the casing 100, so that the whole appearance of the casing 100 is complete without damaging the appearance surface thereof.
It should be noted that the pressure relief and return hole of the water chute 21 may also be sequentially communicated with the first via hole, the second via hole and the third via hole through a pipeline to form a channel communicated with the external atmospheric pressure.
In a preferred embodiment, the pressure valve 40 includes a valve body, a sealing rubber pad and a spring, wherein the sealing rubber pad is disposed in the valve body through the spring, and in such a technical scheme, when the pressure in the vaporization generator 50 exceeds a predetermined pressure value borne by the pressure valve 40, the sealing rubber pad is opened and water enters the return pipe from the pressure relief outlet and flows back to the water chute 21.
The vaporization generator 50 comprises a vaporization chamber and a heater, the vaporization chamber is provided with a water retaining rib to form a steam flow channel, the vaporization chamber is provided with a steam outlet joint 51, the steam outlet joint 51 is positioned at the tail end of the steam flow channel, and the steam outlet joint 51 is used for connecting a steam outlet device. The vaporization generator 50 of the present embodiment is preferably a steam generator, and the heat generator is disposed in the steam flow passage so that water is vaporized into steam when the water passes through the steam flow passage sufficiently to be discharged to the steam outlet device through the steam outlet joint 51.
On the other hand, the utility model provides a steam iron, including play steam iron 60 and as above any embodiment the pressure release reflux unit, play steam iron 60 through a steam outlet pipe 61 with it connects to go out vapour joint 51. The utility model discloses a steam iron can effectively avoid because the atmospheric pressure is too big discharges the risk that gets wet the bottom plate or injure people's damage in the air through pressure release reflux unit.
The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the pressure relief backflow device. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. The utility model provides a pressure release reflux unit which characterized in that:
the water tank and the pump body are communicated through the water distributor, the pump body and the vaporization generator, and the pressure valve is arranged between the pump body and the vaporization generator; the pressure valve is provided with a pressure relief outlet, and the pressure relief outlet is connected with the water guide mechanism through a return pipe; wherein, the pressure valve will open the pressure relief outlet when the pressure that bears reaches the predetermined value.
2. The pressure relief reflux device as defined in claim 1, wherein:
the water distributor comprises a water guide groove, the water tank is provided with a water outlet, the water outlet is positioned above the water guide groove, and when the horizontal plane of the water guide groove is lower than the water outlet, the water tank automatically supplies water to the water guide groove.
3. The pressure relief reflux device as defined in claim 2, wherein:
the water distributor comprises a water pumping pipe, one end of the water pumping pipe extends into the bottom of the water chute, and the other end of the water pumping pipe is communicated with the pump body; one end of the return pipe is connected with the water chute, and the other end of the return pipe is connected with the pressure relief outlet.
4. The pressure relief reflux device as defined in claim 2, wherein:
the pressure relief valve is characterized in that the water guide groove is provided with a pressure relief backflow hole, one end of the backflow pipe is connected with the pressure relief backflow hole of the water guide groove, when the pressure borne by the pressure valve reaches a preset value, the pressure relief outlet is opened, and water flows through the pressure relief backflow hole from the backflow pipe and flows back into the water guide groove.
5. The pressure relief reflux device as defined in claim 4, wherein:
the inside of casing is equipped with first conducting hole and second conducting hole respectively, and the bottom of casing is equipped with the third conducting hole, the pressure release backward flow hole in proper order with first conducting hole, second conducting hole and third conducting hole intercommunication and form the communicating passageway with external atmospheric pressure.
6. The pressure relief reflux device as defined in claim 3, wherein:
the pump body comprises an inlet connector and an outlet connector, and one end of the water pumping pipe is connected with the inlet connector; the outlet connector of the pump body is connected with the water inlet of the pressure valve through a water inlet pipe, and the water outlet of the pressure valve is connected with the vaporization generator through a water pipe.
7. The pressure relief reflux device as defined in claim 6, wherein:
the vaporization generator comprises a water inlet joint, and the water inlet pipe is connected with the water inlet joint.
8. The pressure relief reflux device as defined in claim 1, wherein:
the vaporization generator comprises a vaporization chamber and a heater, the vaporization chamber is provided with a water retaining rib to form a steam flow channel, the vaporization chamber is provided with a steam outlet joint, and the steam outlet joint is positioned at the tail end of the steam flow channel.
9. The pressure relief reflux device as defined in claim 1, wherein:
the pressure valve comprises a valve body, a sealing rubber gasket and a spring, wherein the sealing rubber gasket is arranged in the valve body through the spring, and when the pressure borne by the pressure valve reaches a preset value, the sealing rubber gasket is opened and water enters the return pipe from the pressure relief outlet and flows back to the water distributor.
10. A steam iron, characterized in that:
comprising a steam outlet iron and a pressure relief backflow device according to any one of claims 1 to 8, wherein the steam outlet iron is connected with the vaporization generator through a steam outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120789358.2U CN215251856U (en) | 2021-04-16 | 2021-04-16 | Pressure relief reflux device and steam iron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120789358.2U CN215251856U (en) | 2021-04-16 | 2021-04-16 | Pressure relief reflux device and steam iron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215251856U true CN215251856U (en) | 2021-12-21 |
Family
ID=79509332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120789358.2U Active CN215251856U (en) | 2021-04-16 | 2021-04-16 | Pressure relief reflux device and steam iron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215251856U (en) |
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2021
- 2021-04-16 CN CN202120789358.2U patent/CN215251856U/en active Active
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