CN211609290U

CN211609290U - Liquid heater

Info

Publication number: CN211609290U
Application number: CN201921854215.4U
Authority: CN
Inventors: 朱泽春; 蒋航科
Original assignee: Joyoung Co Ltd
Current assignee: Hangzhou Jiuchuang Home Appliances Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-10-02
Anticipated expiration: 2029-10-30

Abstract

The utility model relates to a domestic appliance especially relates to a liquid heater. It includes fuselage and the cover of lid in the fuselage upper end, is equipped with the circuit board between cover and the fuselage, the circuit board is installed at the lower extreme of cover so that circuit board and cover form a whole, and the whole that circuit board and cover formed is installed on the fuselage together. The utility model discloses mounting structure to liquid heater improves, changes current assembly order, assembles circuit board and cover into a whole in advance, solves the installation interference problem of cover and circuit board, and simple structure, simple to operate.

Description

Liquid heater

Technical Field

The utility model relates to a domestic appliance especially relates to a liquid heater.

Background

Some liquid heaters on the market at present, for example instant heating type water dispenser, its circuit board all installs inside the fuselage, has installed all parts after, installs the cover again at last, if the circuit board does not install in place in advance, very easily lead to the cover to take place to interfere with the circuit board when installing, cause the damage of components and parts on the circuit board, influence the normal use of product.

Disclosure of Invention

Based on the circumstances, the utility model provides a liquid heater improves liquid heater's mounting structure, changes current assembly order, assembles circuit board and cover into a whole in advance, solves the installation interference problem of cover and circuit board, and simple structure, simple to operate.

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

a liquid heater comprises a machine body and a machine cover covering the upper end of the machine body, wherein a circuit board is arranged between the machine cover and the machine body, the circuit board is arranged at the lower end of the machine cover so that the circuit board and the machine cover form a whole, and the whole formed by the circuit board and the machine cover is arranged on the machine body together. The assembly sequence of circuit board and cover has been changed, this scheme with the circuit board fixed mounting on the cover earlier, make circuit board and cover form a whole, with this integral mounting on the cover again, just so do not have the circuit board installation not in place lead to the problem that cover and circuit board interfere, the cover does not have the problem of touchhing the circuit board when installing on the fuselage, components and parts on the circuit board obtain effectual protection, and whole simple structure, the equipment of being convenient for helps improving production efficiency.

Preferably, the circuit board is fixed on the machine cover, and the lower end of the circuit board is suspended so as to avoid interference with the machine body. The circuit board is fixedly mounted on the machine cover in advance to form a whole, the lower end of the circuit board is suspended to ensure that enough clearance is reserved between the circuit board and the machine body, so that components on the circuit board are prevented from being damaged by pressing when the machine cover is pressed on the machine body, and the circuit board can normally work.

Preferably, the cover is provided with a positioning part, the positioning part extends downwards and penetrates through the circuit board, and the positioning part is fixed on the machine body. The positioning piece is used for positioning and mounting the machine cover and the machine body, and meanwhile, the positioning piece penetrates through the circuit board, so that the circuit board is positioned correspondingly, and the position of the circuit board is more stable.

Preferably, the positioning member passes through an outer periphery of the circuit board. The setting element distributes in the periphery of circuit board, when playing location cover and fuselage, can also form the round spacing to the circuit board, with the circuit board restriction between each setting element, the position of circuit board is more firm like this, even receive the proruption situation such as impact (liquid heater falls, the circuit board is difficult for suffering destruction yet.

Preferably, a notch is formed in the circuit board at a position corresponding to the positioning element, the notch is formed in the outer periphery of the circuit board, the positioning element passes through the corresponding notch, and each positioning element clamps and positions the circuit board. The locating element has spacing effect with the breach cooperation, and the back is installed on the fuselage to each locating element again to the circuit board simultaneously presss from both sides tight location, and the mounted position of circuit board has obtained further injecing for the circuit board is all very stable no matter equipment or user state, is difficult for receiving the destruction.

Preferably, the positioning piece is a positioning buckle, clamping ribs are arranged in the machine body, the positioning buckle corresponds to the clamping ribs one by one, and the positioning buckle is clamped on the clamping ribs. Through location buckle and the complex form of card muscle joint, only need with cover and circuit board lock to the fuselage together, accomplished equipment work promptly, the equipment is convenient, simple structure.

Preferably, the inner surface of the cover is provided with a downwardly extending stop rib, the stop rib is distributed along the periphery of the cover, and the positioning rib is abutted against the inner side wall of the machine body. The shape of locking muscle and the inside wall phase-match of fuselage play the cover all around spacing effect, and the cover is difficult to rock all around on the fuselage in the left and right sides direction, and both cooperations are closely tight.

Preferably, the edge of the cover extends outwards to form an upper skirt, and the upper skirt abuts against the upper end of the machine body. Go up the skirt butt in the upper end of fuselage, restrict the downward excessive displacement of cover, the cooperation setting element is used, and is spacing about going on the cover, prevents that the cover from rocking from top to bottom in the fuselage.

Preferably, the cover is provided with a protruding fixing column, a fixing hole is formed in the position, corresponding to the fixing column, of the circuit board, the fixing column penetrates through the corresponding fixing hole, a fastening piece is arranged on the fixing column, and the circuit board is fixed on the fixing column through the fastening piece. The fixing column is matched with the fixing hole to have a positioning function, the mounting position of the circuit board on the cover is determined, and then the circuit board is fixed on the cover through a fastening piece such as a screw, so that the circuit board and the cover are ensured to form a whole.

Preferably, the cover is provided with a water inlet, a water outlet part is arranged in the water inlet, the circuit board is provided with a yielding hole for the water outlet part to pass through, and the water outlet part penetrates out of the yielding hole to the lower part of the circuit board. The yielding hole yields the water outlet part, the water outlet part is communicated to the heating module inside the machine body through a water pipe, the heating module heats water, the water is conveyed to the water outlet assembly through the water pipe, and meanwhile, the yielding hole is matched with the water outlet part to have a positioning effect, so that the machine cover is limited in front, back, left and right.

The utility model has the advantages that: the circuit board is fixedly arranged on the machine cover, so that the circuit board and the machine cover form a whole, and then the whole is arranged on the machine cover, so that the problem of interference between the machine cover and the circuit board caused by the fact that the circuit board cannot be arranged in place is solved, components on the circuit board can be effectively protected when the machine cover is arranged on the machine body, the whole structure is simple, the assembly is convenient, and the production efficiency is improved; the positioning piece is used for positioning and installing the machine cover and the machine body, meanwhile, the positioning piece penetrates through the circuit board and plays a corresponding positioning role on the circuit board, the positioning piece is matched with the notch to have a limiting effect, and meanwhile, the positioning piece is clamped and positioned on the circuit board after being installed on the machine body, so that the installation position of the circuit board is further limited, the circuit board is very stable in assembly and use states and is not easy to damage; the shape of locking muscle and the inside wall phase-match of fuselage play the cover all around spacing effect, go up the skirt butt in the upper end of fuselage, the cooperation setting element uses, and is spacing about going on the cover, and the cover position is firm on the fuselage, is difficult for rocking.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the following drawings without inventive work.

FIG. 1 is a schematic structural view of example 1;

fig. 2 is an assembly view of a cover and a circuit board in embodiment 2;

FIG. 3 is a schematic view showing the structure of a canopy in embodiment 2;

FIG. 4 is a schematic structural view of a circuit board according to embodiment 2;

FIG. 5 is a schematic structural view of a fuselage in embodiment 2;

FIG. 6 is a sectional view of example 2;

FIG. 7 is a schematic structural view of embodiment 3;

FIG. 8 is a schematic structural view of example 4;

FIG. 9 is a schematic view showing the structure of the lid in embodiment 4;

fig. 10 is a schematic structural view of a circuit board in embodiment 4.

Reference numerals: the water heater comprises a machine body 1, a clamping rib 11, a water pipe 12, a heating module 13, a water outlet assembly 14, a machine cover 2, a fixing column 21, a positioning piece 22, an upper skirt 23, a stop rib 24, a water inlet 25, a water outlet part 26, a circuit board 3, a fixing hole 31, a fastening piece 32, a notch 33 and a yielding hole 34.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

A liquid heater according to an embodiment of the present invention is described below with reference to the accompanying drawings.

Example 1: as shown in the schematic view of figure 1,

a liquid heater comprises a body 1 and a cover 2 covering the upper end of the body 1, a circuit board 3 is arranged between the cover 2 and the body 1, the circuit board 3 is arranged at the lower end of the cover 2 so that the circuit board 3 and the cover 2 form a whole, and the whole formed by the circuit board 3 and the cover 2 is arranged on the body 1 together. This embodiment has changed the assembly order of circuit board 3 and cover 2, earlier on circuit board 3 fixed mounting to cover 2, make circuit board 3 and cover 2 form a whole, again with this integral mounting on cover 2, just so do not have the problem that circuit board 3 installation does not in place lead to cover 2 and circuit board 3 to interfere, there is not the problem of touchhing circuit board 3 when cover 2 is installed on fuselage 1, the components and parts on the circuit board 3 obtain effectual protection, and whole simple structure, the equipment of being convenient for helps improving production efficiency.

Example 2: based on the structure of the above-described embodiment, as shown in fig. 2 to 6,

in this embodiment, circuit board 3 is fixed on

cover

2, and 3 lower extremes of circuit board are unsettled to take place to interfere with fuselage 1 in order to avoid, 3 fixed mounting of circuit board forms a whole to cover 2 in advance, and 3 unsettled assurance circuit boards of circuit board lower extreme have sufficient clearance between 3 and the fuselage 1, in order to avoid cover 2 to crush the components and parts on the circuit board 3 when pressure equipment is to fuselage 1 on, guarantee that circuit board 3 can normally work.

The circuit board 3 is firstly fixed with the cover 2, the following describes a mounting structure of the circuit board 3 and the cover 2, the cover 2 is provided with an extending fixing column 21, a fixing hole 31 is arranged on the position, corresponding to the fixing column 21, of the circuit board 3, the fixing column 21 penetrates through the corresponding fixing hole 31, a fastening piece 32 is arranged on the fixing column 21, the fastening piece 32 fixes the circuit board 3 on the fixing column 21, the fixing column 21 and the fixing hole 31 are matched to have a positioning effect, the mounting position of the circuit board 3 on the inner surface of the cover 2 is determined, the fastening piece 32 can adopt a screw, a screw hole is arranged on the fixing column 21, the circuit board 3 is fixed on the cover 2 through the matching of the screw and the screw.

After circuit board 3 and cover 2 assemble into a whole, still need be with this integral erection to fuselage 1 on, specifically, be equipped with setting element 22 on the cover 2, setting element 22 downwardly extending passes circuit board 3, and setting element 22 is fixed on fuselage 1, and setting element 22 is used for the location installation of cover 2 and fuselage 1, and setting element 22 passes circuit board 3 simultaneously, also plays corresponding positioning action to circuit board 3 for circuit board 3's position is more firm.

The setting element 22 passes the periphery of circuit board 3, and setting element 22 distributes in the periphery of circuit board 3, when playing location cover 2 and fuselage 1, can also form the round spacing to circuit board 3, with circuit board 3 restriction between each setting element 22, the position of circuit board 3 is more firm like this, has better shock resistance, even receive the proruption situation such as impact (liquid heater falls), circuit board 3 also is difficult for suffering destruction. The position of the circuit board 3 corresponding to the positioning piece 22 is provided with a notch 33, the notch 33 is formed on the periphery of the circuit board 3, the positioning piece 22 passes through the corresponding notch 33, each positioning piece 22 forms clamping positioning for the circuit board 3, the positioning piece 22 is matched with the notch 33 to have limiting effect, simultaneously, each positioning piece 22 is arranged on the machine body 1 and then clamps and positions the circuit board 3, the installation position of the circuit board 3 is further limited, so that the circuit board 3 is very stable in assembly and use state and is not easy to damage. The setting element 22 is the location buckle, is equipped with card muscle 11 in the fuselage 1, location buckle and card muscle 11 one-to-one, and the location buckle joint is on card muscle 11, through location buckle and the 11 joint complex form of card muscle, only needs to lock cover 2 and circuit board 3 together to fuselage 1, has accomplished equipment work promptly, and the equipment is convenient, simple structure.

In addition, the border of cover 2 outwards extends and forms upper skirt 23, and upper skirt 23 butt is in the upper end of fuselage 1, and the downward excessive displacement of restriction cover 2 cooperates the setting element 22 to use, carries out upper and lower spacing to cover 2, prevents that cover 2 from rocking from top to bottom in fuselage 1.

When the liquid heater is implemented in the embodiment, the circuit board 3 is firstly placed on the machine cover 2 and fixed by the screws, and then the machine cover 2 containing the circuit board 3 is fixed on the machine body 1 in a mode that the positioning buckle is clamped into the clamping rib 11, namely the assembly of the liquid heater is completed.

Example 3: based on the structure of the above-described embodiment, as shown in fig. 7,

the up-and-down rocking of the cover 2 is limited in the embodiment 2, in the embodiment, the locking rib 24 extending downwards is arranged on the inner surface of the cover 2, the locking rib 24 is distributed along the periphery of the cover 2, the positioning rib is abutted against the inner side wall of the machine body 1, the shape of the locking rib 24 is matched with the inner side wall of the machine body 1, the limiting effect on the cover 2 is achieved, the cover 2 is not easy to rock on the machine body 1 in the directions of the front, the back, the left and the right, and the cooperation of the two is tight and tight.

Example 4: based on the structure of the above-described embodiment, as shown in fig. 8 to 10,

be equipped with the water inlet 25 on the cover 2, be equipped with water outlet portion 26 in the water inlet 25, be equipped with the hole of stepping down 34 that is used for water outlet portion 26 to pass through on the circuit board 3, water outlet portion 26 wears out hole of stepping down 34 to circuit board 3 below, hole of stepping down 34 steps down water outlet portion 26, water outlet portion 26 communicates to the inside heating module 13 of fuselage through water pipe 12, heating module 13 heats water, rethread water pipe 12 carries to play water component 14, hole of stepping down 34 also has the positioning action with the cooperation of water outlet portion 26 simultaneously, it is spacing to carry out all around to cover 2.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A liquid heater comprises a machine body and a machine cover covering the upper end of the machine body, wherein a circuit board is arranged between the machine cover and the machine body, and the liquid heater is characterized in that the circuit board is arranged at the lower end of the machine cover so that the circuit board and the machine cover form a whole, and the circuit board and the machine cover form a whole and are arranged on the machine body together.

2. The liquid heater as claimed in claim 1, wherein the circuit board is fixed to the cover, and a lower end of the circuit board is suspended so as not to interfere with the body.

3. The liquid heater as claimed in claim 2, wherein the cover has a locating member extending downwardly through the circuit board, the locating member being secured to the body.

4. A liquid heater as claimed in claim 3, wherein the locating member passes through the outer periphery of the circuit board.

5. The liquid heater as claimed in claim 4, wherein the circuit board is provided with notches at positions corresponding to the positioning members, the notches are formed on the outer periphery of the circuit board, the positioning members pass through the corresponding notches, and each positioning member forms a clamping position for the circuit board.

6. A liquid heater as claimed in claim 3, 4 or 5, wherein the positioning element is a positioning buckle, the body is provided with a clamping rib, the positioning buckle and the clamping rib are in one-to-one correspondence, and the positioning buckle is clamped on the clamping rib.

7. A liquid heater as claimed in claim 3, 4 or 5, wherein the cover has downwardly extending retaining ribs on its inner surface, the retaining ribs being distributed around the periphery of the cover, the retaining ribs abutting against the inner side wall of the body.

8. A liquid heater as claimed in claim 3, 4 or 5, wherein the rim of the lid extends outwardly to form an upper skirt which abuts the upper end of the body.

9. The liquid heater as claimed in claim 1, wherein the cover is provided with projecting fixing posts, the circuit board is provided with fixing holes at positions corresponding to the fixing posts, the fixing posts pass through the corresponding fixing holes, and the fixing posts are provided with fasteners for fixing the circuit board to the fixing posts.

10. The liquid heater as claimed in claim 1, wherein the cover has a water inlet, the water inlet has a water outlet, the circuit board has a hole for the water outlet to pass through, and the water outlet passes through the hole to a position below the circuit board.