CN214370090U

CN214370090U - Steam generator

Info

Publication number: CN214370090U
Application number: CN202120089649.0U
Authority: CN
Inventors: 朱青华; 赵大山; 叶庆苗; 刘蓓
Original assignee: Anhui Suli New Energy Technology Research Institute Co ltd
Current assignee: Anhui Suli Technology Co ltd
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-10-08
Anticipated expiration: 2031-01-13

Abstract

The utility model belongs to the technical field of the steam generator technique and specifically relates to a steam generator, including the evaporimeter casing, fix PCB board on the evaporimeter casing, install in the evaporimeter casing and with the PCB board electrically connected heating element, the inside heating chamber that sets up of casing down, casing side is uncovered down, uncovered department is equipped with the hot plate mount pad to casing side down, heating element includes the thick film hot plate of temperature controller subassembly, vertical setting, the vertical fixed seal of thick film hot plate is on the hot plate mount pad, the temperature controller subassembly includes the backup pad, fixes the manual temperature controller that resets in the backup pad, from the reset temperature controller, and the temperature controller unit mount is at the thick film hot plate back. Utilize the thick film hot plate to carry out heating work on the heating cavity, the heating is even, for the thick film hot plate of the vertical installation of heating chamber, satisfies the heating chamber inside water temperature and heats along with the mode that highly increases progressively step by step, adopts the production of the steam of being convenient for of this kind of heating mode.

Description

Steam generator

Technical Field

The utility model relates to a steam generator technical field especially relates to a steam generator.

Background

The steam generator is a device for heating liquid through an electric heating plate or an electric heating wire to generate steam, and the prior art generally adopts a bottom heating mode which is not beneficial to the generation of steam.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a steam generator in order to solve the shortcoming that steam generator steam production effect is not good among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a steam generator comprises an evaporator shell, a PCB fixed on the evaporator shell, and a heating component installed in the evaporator shell and electrically connected with the PCB, wherein one side of the upper part of the evaporator shell is provided with a liquid inlet for water inlet and a steam outlet for discharging steam, the evaporator shell comprises an upper shell and a lower shell which are assembled together and communicated, a heating cavity is arranged in the lower shell, the side surface of the lower shell is open, a heating plate mounting seat is arranged at the opening of the side surface of the lower shell, the heating component comprises a temperature controller component and a vertically arranged thick film heating plate, the thick film heating plate is vertically and fixedly sealed on the heating plate mounting seat, the temperature controller component comprises a support plate, a manual reset temperature controller fixed on the support plate and a self-reset temperature controller, and the temperature controller component is installed at the back surface of the thick film heating plate, the outermost side of the side opening of the lower shell is blocked by a cover plate.

The liquid inlet is communicated with a water source through an external water pipe, and a filter screen filtering part is detachably mounted in the middle of the external water pipe.

External water pipe includes first pipe portion, the second pipe portion of alternate segregation, the one end that first pipe portion, second pipe portion are adjacent all is equipped with the external screw thread, the filter screen filter house includes an internal thread section of thick bamboo, filter screen, first pipe portion, second pipe portion pass through an internal thread section of thick bamboo threaded connection and are in the same place, the filter screen presss from both sides and establishes between first pipe portion, second pipe portion.

The vertical section of the heating cavity in the lower shell is of a V-shaped structure.

The bottom of the lower shell is provided with a drainage pipe communicated with the inner cavity of the lower shell, the bottom wall of the lower shell is an inclined plane, and the inclined plane points to the position of the pipe orifice of the drainage pipe.

The upper shell is provided with a liquid level sensor mounting seat, a liquid level sensor electrically connected with the PCB is mounted in the liquid level sensor mounting seat, and a liquid level sensing end of the liquid level sensor extends into a heating cavity of a V-shaped structure of the lower shell from the upper shell.

The top of the upper shell is fixedly connected with a horizontally arranged mounting plate, and the width of the mounting plate is greater than that of the upper shell.

The utility model provides a pair of steam generator, beneficial effect lies in: utilize the thick film hot plate to carry out heating work on the heating cavity, the heating is even, for the thick film hot plate of the vertical installation of heating chamber, satisfies the heating chamber inside water temperature and heats along with the mode that highly increases progressively step by step, adopts the production of the steam of being convenient for of this kind of heating mode.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the half-section of FIG. 1;

FIG. 3 is a schematic view of the half-section perspective structure of FIG. 1;

fig. 4 is a schematic view of a three-dimensional structure of the upper housing of the present invention;

FIG. 5 is a schematic structural view of a thick film heating plate according to the present invention;

FIG. 6 is a schematic view of the temperature controller assembly of the present invention;

FIG. 7 is a schematic view of the installation structure of the filtering part of the filtering net of the present invention;

FIG. 8 is a schematic cross-sectional view of the filter portion of the filter screen of the present invention;

fig. 9 is a first schematic view of the lower housing of the present invention;

fig. 10 is a schematic view of a lower housing of the present invention;

fig. 11 is a schematic view of a three-dimensional structure of the upper housing of the present invention;

fig. 12 is a schematic view of the internal structure of the upper housing of the present invention;

fig. 13 is a schematic bottom view of the upper housing of the present invention.

In the figure: the heating plate comprises a heating plate mounting seat 1, a heating cavity 2, a steam outlet 3, a liquid inlet 4, an upper shell 5, a liquid level sensor mounting seat 6, a mounting plate 7, a lower shell 8, a drain pipe 9, a water baffle 10, a drainage plate 11, a flow limiting plate 12, a first partition plate 13, a second partition plate 14, an extension water pipe 15, a thick film heating plate 16, a manual reset temperature controller 17, a self-reset temperature controller 18, a support plate 19, an external water pipe 20, a filter screen filtering part 21, a liquid flowing port 22, an extension plate part 23, an internal thread cylinder 24, a filter screen 25, a first pipe part 26 and a second pipe part 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-13, a steam generator comprises an evaporator shell, a PCB fixed on the evaporator shell, and a heating assembly installed in the evaporator shell and electrically connected with the PCB, wherein one side of the upper part of the evaporator shell is provided with a liquid inlet 4 for water inlet and a steam outlet 3 for steam outlet, the evaporator shell comprises an upper shell 5 and a lower shell 8 which are assembled together and communicated, a heating cavity 2 is arranged in the lower shell 8, the side surface of the lower shell 8 is open, a heating plate mounting seat 1 is arranged at the side opening of the lower shell 8, the heating assembly comprises a temperature controller assembly and a vertically arranged thick film heating plate 16, the thick film heating plate 16 is vertically and fixedly sealed on the heating plate mounting seat 1, the temperature controller assembly comprises a support plate 19, a manual reset temperature controller 17 fixed on the support plate 19, and a self-reset temperature controller 18, the temperature controller assembly is installed on the back surface of the thick film heating plate 16, the outermost side of the side opening of the lower shell 8 is blocked by a cover plate.

Thick film heating plate edge scarf joint sealing washer fixed mounting is on hot plate mount pad 1, backup pad 19 passes through the screw mounting in the 8 outsides of casing down, cover the thick film heating plate, it is uncovered sealed with 8 sides of casing down through the apron at last, thick film heating plate 16 and manual reset temperature controller 17, establish ties between the self-reset temperature controller 18 three, when 8 inside water level of casing is low on the low side takes place the dry combustion method phenomenon down, manual reset temperature controller 17, the self-reset temperature controller 18 disconnection, rise when the water level, the self-reset temperature controller 18 is closed, worker manual closed manual reset temperature controller 17 this moment, steam generator continues to work.

Utilize the thick film hot plate to carry out heating work on the heating cavity, the heating is even, for the thick film hot plate of the vertical installation of heating chamber, satisfies the heating chamber inside water temperature and heats along with the mode that highly increases progressively step by step, adopts the production of the steam of being convenient for of this kind of heating mode.

In order to further improve the sealing performance of the heating cavity, the corresponding surfaces of the heating plate mounting seat 1 and the thick film heating plate 16 are provided with a matching structure of steps and grooves.

The liquid inlet 4 is communicated with a water source through an external water pipe 20, and a filter screen filtering part 21 is detachably arranged in the middle of the external water pipe 20. As a preferred embodiment, the external water pipe 20 includes a first pipe portion 26 and a second pipe portion 27 which are separated from each other, external threads are respectively arranged at adjacent ends of the first pipe portion 26 and the second pipe portion 27, the filter screen filtering portion 21 includes an internal thread cylinder 24 and a filter screen 25, the first pipe portion 26 and the second pipe portion 27 are connected together through the internal thread cylinder 24 in a threaded manner, the filter screen 25 is clamped between the first pipe portion 26 and the second pipe portion 27, the filter screen 25 is convenient to clean or replace periodically by adopting the structure, the bottom of the lower casing 8 is provided with a drainage pipe 9 communicated with an inner cavity of the lower casing 8, the bottom wall of the lower casing 8 is an inclined plane, and the inclined plane points to a pipe orifice position of the drainage pipe 9.

This steam generator sets up the setting of filter screen structure, the inside bottom slope structure of steam generator and drain pipe in water yield input tube department, adopts this type of structural design, avoids steam generator inside the foreign matter of piling up after long-term the use, is favorable to improving steam generator life.

The vertical section of the heating cavity 2 in the lower shell 8 is of a V-shaped structure; go up casing 5 and be equipped with level sensor mount pad 6, install the level sensor who is connected with the PCB board electricity in the level sensor mount pad 6, level sensor's liquid level response end is extended to in the heating chamber 2 of the V-arrangement structure of casing 8 down by last casing 5. The shape of the cavity of the lower shell 8 is set into a V-shaped structure, the increase and decrease of the internal water level of the structure are obvious, the liquid level sensor can conveniently sense the internal water level change, and the water quantity input size is controlled.

Go up 5 top rigid couplings of casing and have the mounting panel 7 that the level set up, mounting panel 7 width is greater than 5 widths of last casing, and the mounting panel material is stainless steel, and steam generator between the cooperation be connected, for steam generator, the mounting panel both sides are along outwards extending, carry steam generator and exterior fixed connection, take place the extrusion when exterior, and stainless steel material mounting panel forms the work of protecting steam generator.

Referring to fig. 1-13, a steam generator with vapor-liquid separation function comprises an evaporator shell, a PCB fixed on the evaporator shell, and a heating assembly installed in the evaporator shell and electrically connected to the PCB, wherein one side of the upper part of the evaporator shell is provided with a liquid inlet 4 for water inlet and a steam outlet 3 for steam outlet, the evaporator shell comprises an upper shell 5 and a lower shell 8 which are assembled together and communicated, a heating cavity 2 is arranged in the lower shell 8, the heating assembly is arranged in the lower shell 8, an extension plate part 23 extends from the top of the lower shell 8 to one side, the liquid inlet 4 and the steam outlet 3 are both horizontally arranged on one side of the upper shell 5, the liquid inlet 4 is positioned above the heating cavity 2, the steam outlet 3 is positioned above the extension plate part 23, a vertically arranged vapor-water separation assembly is arranged at the steam outlet 3 in the upper shell 5, the steam-water separation assembly is located right above the extension plate portion 23 and comprises a first partition plate 13 and two second partition plates 14, the first partition plate 13 is a plate with an L-shaped cross section and formed by the two plate portions, the two second partition plates 14 are arranged on one side, close to the steam outlet 3, of the first partition plate 13, the two second partition plates 14 are respectively parallel to the two plate portions of the first partition plate 13, a plurality of blocking ribs are integrally formed on the surfaces of the first partition plate 13 and the second partition plates 14, and the distance between the bottom ends of the first partition plate 13 and the second partition plates 14 and the top surface of the extension plate portion 23 is 0-10mm, preferably 2-5 mm.

Referring to fig. 3, 12, 13, steam outlet 3 is located extension board portion 23 top, and steam can not directly flow out from steam outlet 3 when upwards flowing, and referring to fig. 13, steam just can flow out from steam outlet 3 after passing through the runner between first baffle 13, the second baffle 14, through under sinuous runner and the combined action of blocking the muscle, promotes vapour-liquid separation, better block liquid water, can make the steam of discharging purer.

Lower 8 side of the casing are uncovered, and lower 8 side of the casing uncovered department is equipped with hot plate mount pad 1, and heating element includes the thick film hot plate 16 of vertical setting, and the vertical fixed seal of thick film hot plate 16 is on hot plate mount pad 1, and the position integrated into one piece of intaking that lies in liquid inlet 4 in the upper casing 5 has the breakwater 10 of vertical downward setting, and breakwater 10 cross section is "worker" style of calligraphy structure. The water baffle plate 10 is designed into an I-shaped structure in shape, so that gathering work of input water is completed, splashing of water is avoided, and input water is gathered and falls into the heating cavity 2.

As another embodiment, 8 side openings on the lower casing are provided with the heating plate mounting base 1, the heating assembly comprises a vertically arranged thick film heating plate 16, the thick film heating plate 16 is vertically and fixedly sealed on the heating plate mounting base 1, an extension water pipe 15 communicated with the liquid inlet 4 is installed in the upper casing 5, and a liquid gap is reserved between the bottom end of the extension water pipe 15 and the bottom wall of the lower casing 8.

One end rigid coupling that extension board 23 is close to heating chamber 2 has

drainage plate

11, and 11 both ends of drainage plate and the lower 8 inner walls of casing stay between be equipped with the mouth of flowing

liquid

22, and 8 inner walls of casing are located the below integrated into one piece of mouth of flowing liquid 22 down and have the current-limiting plate 12 of vertical setting. Set up drainage plate 11 in the heating chamber 2, liquid water flows into the inside bottom of heating chamber and forms to assemble from drainage plate both ends flowing liquid mouth 22 department along the drainage plate, avoids the thick film hot plate region, reduces the probability that steam carried liquid water.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model thereof, the technical solution, concept and design obtained by equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a steam generator, includes the evaporimeter casing, fixes PCB board on the evaporimeter casing, installs the heating element who just is connected with PCB board electricity in the evaporimeter casing, evaporimeter casing upper portion one side is equipped with and is used for into liquid import (4), the steam outlet (3) that are used for discharge steam, a serial communication port, the evaporimeter casing is including last casing (5), lower casing (8) that assemble together and be linked together, casing (8) inside heating chamber (2) set up down, casing (8) side is uncovered down, casing (8) side uncovered department is equipped with hot plate mount pad (1) down, heating element includes temperature controller subassembly, the thick film hot plate (16) of vertical setting, the vertical fixed seal of thick film hot plate (16) is on hot plate mount pad (1), the temperature controller subassembly includes backup pad (19), Fix manual reset temperature controller (17), self-reset temperature controller (18) on backup pad (19), the temperature controller unit mount is at thick film hot plate (16) back, the uncovered outside in casing (8) side passes through the apron shutoff down.

2. The steam generator according to claim 1, wherein the liquid inlet (4) is connected to a water source through an external water pipe (20), and a filter screen filtering part (21) is detachably mounted in the middle of the external water pipe (20).

3. The steam generator according to claim 2, wherein the external water pipe (20) comprises a first pipe portion (26) and a second pipe portion (27) which are separated from each other, the adjacent ends of the first pipe portion (26) and the second pipe portion (27) are provided with external threads, the filter screen filtering portion (21) comprises an internal thread cylinder (24) and a filter screen (25), the first pipe portion (26) and the second pipe portion (27) are connected together through the internal thread cylinder (24) in a threaded manner, and the filter screen (25) is clamped between the first pipe portion (26) and the second pipe portion (27).

4. A steam generator according to claim 1, characterized in that the heating chamber (2) inside the lower housing (8) has a V-shaped vertical cross-section.

5. The steam generator according to claim 1 or 4, characterized in that the bottom of the lower shell (8) is provided with a drain pipe (9) communicated with the inner cavity of the lower shell, and the bottom wall of the lower shell (8) is an inclined surface which points to the position of the nozzle of the drain pipe (9).

6. The steam generator according to claim 4, wherein the upper housing (5) is provided with a liquid level sensor mounting seat (6), a liquid level sensor electrically connected with the PCB is mounted in the liquid level sensor mounting seat (6), and a liquid level sensing end of the liquid level sensor extends from the upper housing (5) to the heating cavity (2) of the V-shaped structure of the lower housing (8).

7. The steam generator as claimed in claim 1, wherein a horizontally arranged mounting plate (7) is fixedly connected to the top of the upper housing (5), and the width of the mounting plate (7) is greater than that of the upper housing (5).