CN207763234U - A kind of electric heater - Google Patents

Abstract

The application provides a kind of electric heater, including liner, water inlet component and outlet component, one end of water inlet component and one end of outlet component are stretched into liner；Wherein, outlet component has water outlet station and washing station, and when outlet component is located at water outlet station, the water in liner is emitted by outlet component outside liner；When outlet component is located at washing station, water enters liner by outlet component, and carries out cleaning showers to liner.The utility model may be used on household appliance technical field, liner is rinsed by intaking from outlet component, the position to intake when flushing has been drawn high, has made flow that can not only be ejected into the top of liner, but also it can be uniformly ejected into each position of liner, reach the entire liner purpose of cleaning.

Description

A kind of electric heater

Technical field

The utility model is related to household appliance technical field more particularly to a kind of electric heaters.

Background technology

Existing electric heater takes dirt, impurity out of liner generally by dismantling sewage draining exit, with flow, then from water inlet pipe into Water rinses liner, and water inlet pipe is generally arranged in liner bottom position, water inlet is very low.It is limited by water inlet pipe and water blocking cap structure System, flow can only wash away the sub-fraction region of liner at the bottom, can not rinse the region higher than water inlet；And flow is by water stopping cap Blocking, causes the impulse force of flow small, flushing effect is bad.

Utility model content

The utility model, which provides one kind, so that flow is flushed to liner to draw high into water position from water outlet water inlet tube The electric heater on top.

In order to solve the above technical problems, the utility model adopts the following technical solution：

The embodiments of the present invention provide a kind of electric heater, including liner, water inlet component and outlet component, described One end of water inlet component and one end of the outlet component are stretched into the liner；Wherein：

The outlet component has water outlet station and washing station, when the outlet component is located at the water outlet station, institute The water stated in liner is emitted by the outlet component outside the liner；When the outlet component is located at the washing station, water The liner is entered by the outlet component, and cleaning showers are carried out to the liner.

Electric heater provided in this embodiment, water inlet component and outlet component stretch into liner so that water inlet component and Outlet component is connected to liner, and such cold water can be entered by water inlet component in liner, and the hot water in liner can pass through water outlet Component is discharged.

Outlet component has water outlet station and washing station and can be converted between water outlet station and washing station.Wherein, When electric heater is in normal operating conditions, outlet component is located at water outlet station, and the hot water in liner can be by water outlet group at this time Part is emitted into outside liner；When cleaning electric heater, outlet component is located at washing station, and cold water can be entered by outlet component at this time Liner, and cleaning showers are carried out to liner.

Intake from outlet component, water inlet position during rinsing can be drawn high, flow is enable to be flushed to the top of liner, flow from Liner top can rinse out dirt, the impurity on liner inner wall when flowing downward, and take liner out of from sewage draining exit.From water outlet group Part intakes to rinse liner, can be rinsed to the almost entire inner wall of liner, flushing effect is more preferable；And it is not set on outlet component Set water stopping cap or similar structures so that the impulse force of the flow sprayed from outlet component is big, and flushing effect is good.

Optionally, the outlet component includes outlet pipe, cleaning pipe and switch assembly,

The outlet pipe is equipped with cleaning hole；

The cleaning pipe is equipped with the first limbers；

The cleaning pipe is located in the outlet pipe, and the switch assembly drives the cleaning pipe or the water outlet Pipe, so that the cleaning pipe is moved relative to the outlet pipe, the cleaning hole will be connected to first limbers or The cleaning hole and first limbers dislocation are closed.

In outlet component, outlet pipe is equipped with cleaning hole, and cleaning pipe is equipped with the first limbers, cleaning pipe and water outlet pipe sleeve It connects and can be moved relative to outlet pipe under the action of rotating switch component, make the in cleaning hole and the cleaning pipe on outlet pipe One limbers is connected to, and cold water can enter from cleaning pipe at this time, and is sprayed behind hole by the first limbers, cleaning, is carried out to liner It is sprayed；When cleaning hole with the first limbers dislocation closure, electric heater can work normally, and hot water passes through water outlet group at this time Liner is discharged in part.

Optionally, the cleaning hole is set on the side wall of the outlet pipe, and the top of the outlet pipe is equipped with apopore； First limbers is set on the side wall of the cleaning pipe, and the top of the cleaning pipe is equipped with the second limbers.

Apopore and the second limbers are separately positioned on the top of outlet pipe and the top of cleaning pipe, in this way in electric heater When normal work, hot water can enter outlet component by apopore and the second limbers from top；Clean hole and the first limbers It is separately positioned on the side wall of outlet pipe and the side wall of cleaning pipe, in this way in cleaning, cold water is sprayed from the side wall of outlet component, It is ejected on the side wall of liner, the inner wall of liner is rinsed.

In addition, so no matter apopore and the second limbers are separately positioned on the top of outlet pipe and the top of cleaning pipe, How cleaning pipe moves relative to outlet pipe, and the apopore on outlet pipe is connected to the second limbers in cleaning pipe always, this In cleaning, cold water can also spray sample from the apopore at top, to being cleaned at the top of liner.When cleaning, apopore and cleaning Hole is discharged simultaneously, and the quantity of water outlet when increasing cleaning enables flow to be uniformly ejected into each position of liner, can reach Clean the purpose of entire liner so that the cleaning performance of liner is good.

Optionally, the switch assembly includes valve seat, spool and fixing nut；

The valve seat is fixed with the liner, and mounting hole is equipped in the valve seat, and the valve seat is equipped with jointing, institute It states and offers drainage channel in jointing, the electric heater is equipped with water mixing valve, the jointing and the water mixing valve Connection；

The spool is mounted in the mounting hole and is connect with the cleaning pipe, and exhalant canal is equipped in the spool, And the spool is equipped with intercommunicating pore, the exhalant canal is connected to by the intercommunicating pore with the drainage channel；

The fixing nut connects the spool with the valve seat, and makes the spool that can turn relative to the valve seat It is dynamic.

In switch assembly, valve seat is fixed with liner, and spool is connect by fixing nut with valve seat, and can be relative to valve Seat rotation, valve core rotation can drive cleaning pipe to rotate, so that cleaning hole is connected to or separates with the first limbers；Water outlet in spool Channel is connected to cleaning pipe, and spool is equipped with intercommunicating pore, which can lead to the draining of the exhalant canal of spool and valve seat Road is connected to, and drainage channel is connected to water mixing valve, when working normally in this way, enters cleaning pipe by apopore, the second limbers Hot water can eventually enter into water mixing valve by exhalant canal, intercommunicating pore and drainage channel, hot water and cold water are mixed at water mixing valve It closes, becomes warm water discharge；When cleaning, it can be sprayed into the cold water part of cleaning pipe by the second limbers and apopore, part It can be sprayed by the first limbers and cleaning hole, liner is rinsed.

Optionally, one in the spool and the cleaning pipe be equipped with positioning protrusion, another equipped with it is described The matched positioning groove of positioning protrusion；

The switch assembly is equipped with driving portion, and the driving portion drives the valve core rotation, makes the cleaning pipe phase The outlet pipe is rotated.

Positioning protrusion and positioning groove are respectively equipped on spool and cleaning pipe, positioning protrusion and positioning groove cooperation can make valve Core and cleaning pipe are circumferentially fixed, to drive cleaning pipe rotation when valve core rotation；Switch assembly is equipped with driving portion, so as to By operating the driving portion, to drive valve core rotation.

Optionally, the driving portion is the handle being arranged on the spool, and the handle is connected under the spool There is impenetrating mouth, the handle to be stretched out by the impenetrating mouth for end, the fixing nut.

Driving portion is the handle being arranged in spool lower end, and passes through fixing nut, and the lower end of such handle protrudes from conversion Switch module, convenient for making outlet component switch between different stations from external directly control handle.

Optionally, the lower end of the cleaning pipe is equipped with boss, on one in the lower end of the outlet pipe and the boss Equipped with spacing projection, another is equipped with arc limit slot, and the spacing projection can be slided in the arc limit slot.

The boss of cleaning pipe lower end and the lower end of outlet pipe are respectively equipped with spacing projection and arc limit slot, and spacing projection is stretched Enter in arc limit slot, when cleaning pipe is rotated relative to outlet pipe, spacing projection can be slided in arc limit slot, and right The rotational angle of cleaning pipe is limited, so that when an end wall of spacing projection and arc limit slot offsets, outlet component is proper It is located at washing station well, cleans hole at this time and be connected to the first limbers, when another end wall phase of spacing projection and arc limit slot To when, outlet component is located exactly at water outlet station, and apopore is connected to the second limbers at this time.

Optionally, the switch assembly includes fixing nut, the fixing nut by the cleaning pipe removably It is connected in the outlet pipe；

When the outlet pipe and the cleaning pipe are fixed, the cleaning hole is closed with first limbers dislocation；When When removing the fixing nut, the cleaning pipe moves down, and the cleaning hole is made to be connected to first limbers.

In switch assembly, fixing nut is detachably connected with outlet pipe by cleaning pipe, when fixing nut will be discharged When pipe is fixed with cleaning pipe, cleaning hole is closed with the dislocation of the first limbers, is not connected to, and outlet component is in water outlet station at this time, Electric heater can be heated normally, effluent functions；When removing fixing nut, cleaning pipe can be relative to outlet pipe to moving down It is dynamic, so that cleaning hole is connected to the first limbers, outlet component is in washing station at this time, can be rinsed to liner.

Optionally, one in the outer side surface of the interior sidewall surface of the outlet pipe and the cleaning pipe, which is equipped with, is oriented to Slot, another is equipped with the guiding convex ribs that coordinate with the guide groove, the guiding convex ribs can in the guide groove on move down It is dynamic.

It is respectively equipped with guide groove in cleaning pipe and outlet pipe and is oriented to convex ribs, is oriented to convex ribs and is located in guide groove and is being oriented to It is moved in slot, when removing fixing nut, when cleaning pipe moves down, being oriented to convex ribs can move in guide groove, and can be to cleaning Moving down for pipe is oriented to, and prevents cleaning pipe from deflecting.

Optionally, the electric heater is equipped with control valve, and the control valve controls water by the water inlet component or by institute Outlet component is stated to enter in the liner.

Electric heater is equipped with control valve, if control valve control water only enters liner by water inlet component, electric heater at this time In normal operating conditions；If control valve control water only enters liner or simultaneously by water inlet component and outlet component by outlet component Into liner, electric heater is in flushing state at this time.

The technical solution of the utility model has the advantages that compared with prior art：

The electric heater that the embodiments of the present invention provide, rinses liner by intaking from outlet component, draws high The position to intake when flushing makes flow that can not only be ejected into the top of liner, but also can uniformly be ejected into each of liner A position reaches the entire liner purpose of cleaning.

Other features and advantages of the utility model will illustrate in the following description, also, partly from specification In become apparent, or understood by implementing the utility model.The purpose of this utility model and other advantages can pass through Specifically noted structure is realized and is obtained in specification, claims and attached drawing.

Description of the drawings

Attached drawing is used for providing further understanding technical solutions of the utility model, and a part for constitution instruction, With for explaining the technical solution of the utility model, do not constituted to technical solutions of the utility model together with embodiments herein Limitation.

Fig. 1 is the schematic cross-sectional view according to the electric heater of one embodiment of the utility model；

Fig. 2 is the structural schematic diagram of outlet pipe in Fig. 1；

Fig. 3 is the portions the A structure enlargement diagram of Fig. 2；

Fig. 4 is the partial structural diagram at the top of outlet pipe shown in Fig. 2；

Fig. 5 is the structural schematic diagram of cleaning pipe in Fig. 1；

Fig. 6 is the portions the B structure enlargement diagram of Fig. 5；

Fig. 7 is the structural schematic diagram of switch assembly in Fig. 1；

Fig. 8 is the schematic cross-sectional view of switch assembly shown in Fig. 7；

Fig. 9 is the structural schematic diagram of valve seat in Fig. 7；

Figure 10 is the structural schematic diagram of spool in Fig. 7；

Figure 11 is the schematic cross-sectional view of the electric heater of second embodiment of the utility model；

Figure 12 and Figure 13 is the portions the C structure enlargement diagram of Figure 11, and outlet component be in water outlet station in wherein Figure 12, figure Outlet component, which is in, in 13 rinses station；

Figure 14 is the structural schematic diagram of outlet pipe in Figure 11；

Figure 15 is the portions the D structure enlargement diagram of Figure 14；

Figure 16 is the structural schematic diagram of cleaning pipe in Figure 11；

Figure 17 is the portions the E structure enlargement diagram of Figure 16；

Figure 18 is the partial structural diagram at the top of cleaning pipe shown in Figure 16；

Figure 19 is the schematic cross-sectional view of the electric heater of the third embodiment of the utility model.

Wherein, the relationship in Fig. 1-Figure 19 between reference numeral and component names is

1 liner, 10 sewage draining exits, 2 water mixing valves, 3 water inlet components, 4 outlet components, 41 outlet pipes, 410 apopores, 411 cleanings Hole, 412 spacing projections, 413 guide grooves, 414 platforms, 42 cleaning pipes, 420 second limbers, 421 first limbers, 422 is fixed Position groove, 423 arc limit slots, 424 are oriented to convex ribs, 425 boss, 426 apical pores, 427 flanges, 5 switch assemblies, 51 valves Seat, 510 jointings, 511 sealing rings, 52 spools, 520 exhalant canals, 521 intercommunicating pores, 522 handles, 523 positioning protrusion, 53,54 fixing nut, 6 triple valves, 7 communicating pipes, 8 locking nuts, 9 switch valves.

Specific implementation mode

To make the purpose of this utility model, technical solution and advantage be more clearly understood, below in conjunction with attached drawing to this The embodiment of utility model is described in detail.It should be noted that in the absence of conflict, embodiment in the application and Feature in embodiment mutually can be combined arbitrarily.

Embodiment one：

As shown in Figure 1, the embodiments of the present invention provide a kind of electric heater, including liner 1,3 and of water inlet component Outlet component 4, one end of water inlet component 3 and one end of outlet component 4 are stretched into liner 1 so that water inlet component 3 and water outlet group Part 4 is connected to liner 1, and such cold water can be entered by water inlet component 3 in liner 1, and the hot water in liner 1 can pass through water outlet Component 4 is discharged.

Further, outlet component 4 has water outlet station and washing station, when outlet component 4 is located at water outlet station, liner 1 In water be emitted into outside liner 1 by outlet component 4；When outlet component 4 is located at washing station, water enters liner by outlet component 4 1, and cleaning showers are carried out to liner 1.

Outlet component 4 has water outlet station and washing station and can be converted between water outlet station and washing station.Wherein, When electric heater is in normal operating conditions, outlet component 4 is located at water outlet station, and the hot water in liner 1 can be by being discharged at this time Component 4 is emitted into outside liner 1；When cleaning electric heater, outlet component 4 is located at washing station, and cold water can be by water outlet group at this time Part 4 enters liner 1, and carries out cleaning showers to liner 1.

It intakes from outlet component 4, water inlet position during rinsing can be drawn high, flow is enable to be flushed to the top of liner 1, flow Dirt, the impurity on 1 inner wall of liner can be rinsed out when flowing downward from 1 top of liner, and liner 1 is taken out of from sewage draining exit 10. It is intake from outlet component 4 to rinse liner 1, the almost entire inner wall of liner 1 can be rinsed, flushing effect is more preferable；And go out Water stopping cap or similar structures are not set on water assembly 4 so that the impulse force of the flow sprayed from outlet component 4 is big, and flushing effect is good.

Optionally, outlet component 4 includes outlet pipe 41, cleaning pipe 42 and switch assembly 5.Wherein, as shown in figure 5, Outlet pipe 41 is equipped with apopore 410 and cleaning hole 411；As shown in Fig. 2, cleaning pipe 42 is equipped with the first limbers 421 and the Two limbers 420；Cleaning pipe 42 is located in outlet pipe 41, and switch assembly 5 drives cleaning pipe 42 or outlet pipe 41, makes cleaning Pipe 42 can be moved relative to outlet pipe 41, apopore 410 is connected to the second limbers 420 or will cleaning hole 411 and the One limbers 421 is connected to.

In outlet component 4, outlet pipe 41 is equipped with apopore 410 and cleaning hole 411, and cleaning pipe 42 is equipped with the first water flowing Hole 421 and the second limbers 420, cleaning pipe 42 and outlet pipe 41 are socketed and can be under the action of rotating switch components relative to going out Water pipe 41 moves, and so that the apopore 410 on outlet pipe 41 is connected to the second limbers 420 in cleaning pipe 42, so as in electric heating When hydrophone works normally, hot water is entered by apopore 410 and the second limbers 420 in cleaning pipe 42, and from 42 row of cleaning pipe Go out liner 1；Cleaning pipe 42 is moved relative to outlet pipe 41, can also be connected in cleaning hole 411 with the first limbers 421, at this time Cold water can enter from cleaning pipe 42, and be sprayed behind hole 411 by the first limbers 421, cleaning, and spray punching is carried out to liner 1 It washes.

Optionally, as shown in figure 5, apopore 410 is set to the top of outlet pipe 41, cleaning hole 411 is set to outlet pipe On 41 side wall；As shown in Fig. 2, the second limbers 420 is set to the top of cleaning pipe 42, the first limbers 421 is set to clearly It washes on the side wall of pipe 42.

Apopore 410 and the second limbers 420 are separately positioned on the top on the top and cleaning pipe 42 of outlet pipe 41, in this way When electric heater works normally, hot water enters outlet component 4 from top；Cleaning hole 411 and the first limbers 421 are respectively set On the side wall of outlet pipe 41 and the side wall of cleaning pipe 42, in this way in cleaning, cold water is sprayed from the side wall of outlet component 4, spray It is mapped on the side wall of liner 1, the inner wall of liner 1 is rinsed.

In addition, apopore 410 and the second limbers 420 are separately positioned on the top on the top and cleaning pipe 42 of outlet pipe 41 End, no matter how cleaning pipe 42 moves relative to outlet pipe 41 in this way, the apopore 410 on outlet pipe 41 always with cleaning pipe 42 On the connection of the second limbers 420, in this way in cleaning, cold water can also be sprayed from the apopore 410 at top, at the top of liner 1 It is cleaned.When cleaning, apopore 410 is discharged simultaneously with cleaning hole 411, and the quantity of water outlet, makes flow when increasing cleaning It can be uniformly ejected into each position of liner 1, can reach the purpose for cleaning entire liner 1 so that the cleaning performance of liner 1 It is good.

Optionally, in the present embodiment, as shown in figure 5, the tube body of outlet pipe 41 is equipped with 4 groups of cleaning holes 411, every group of packet 3 cleaning 411 holes of hole are included, 3 cleaning holes 411 are uniformly distributed in a circumferential direction, and multiple cleaning holes are opened in the side wall of outlet pipe 41 411, increase the hole number for water outlet when rinsing, uniform fluid flow is made to be ejected into each position of liner 1, it is entire interior to reach cleaning 1 purpose of courage；The top of outlet pipe 41 is equipped with 3 apopores 410, and 3 apopores 410 are uniformly distributed in a circumferential direction.Correspondingly, As shown in Fig. 2, the tube body of cleaning pipe 42 is equipped with 4 group of first limbers 421, every group includes 3 the first limbers 421,3 the One limbers 421 is uniformly distributed in a circumferential direction and matches with the position in cleaning hole 411；As shown in Figure 2 and Figure 4, cleaning pipe 42 top be equipped with 426,3 the second limbers 420 in 3 the second limbers 420 and apical pore it is uniformly distributed in a circumferential direction and with The position of apopore 410 matches.Wherein, when outlet component 4 is in water outlet station, apopore 410 and the second limbers 420 correspond to and are simultaneously connected, and cleaning hole 411 misplaces and blocked with the first limbers 421, and the hot water in liner 1 can pass through at this time Apical pore 426 enters cleaning pipe 42, or enters cleaning pipe 42 by apopore 410 and the second limbers 420, then by clear Wash the outflow of pipe 42；When outlet component 4 is in washing station, cleaning hole 411 is corresponding with the first limbers 421 and is connected, and goes out Water hole 410 misplaces and blocked with the second limbers 420, and cold water part can pass through cleaning pipe 42,421 and of the first limbers at this time It cleans hole 411 and enters liner 1, partly can enter liner 1 by cleaning pipe 42 and apical pore 426.

Optionally, the diameter in cleaning hole 411 is less than the diameter of the first limbers 421, and the width of apopore 410 is less than second The width of limbers 420.Apopore 410, cleaning hole 411, the first limbers 421, second limbers 420 are in a circumferential direction Quantity is identical, wherein the quantity in cleaning hole 411 is best at 3-6.It should be noted that the first limbers 421, cleaning hole 411 Allow in size, quantity is more, and the region that can be rinsed is bigger, but the gross area of the first limbers 421 cannot be more than clearly Wash the internal diameter sectional area of pipe 42 1.5 times avoid hydraulic pressure from declining too many, influence flushing effect.

Optionally, as shown in Fig. 7-Figure 10, switch assembly 5 includes valve seat 51, spool 52 and fixing nut 53.Wherein Fig. 7 and Fig. 8 is respectively the dimensional structure diagram and sectional structure chart of switch assembly 5, and Fig. 9 is the structure structure of valve seat 51 Figure, Figure 10 are the structure structure chart of spool 52.

Valve seat 51 is fixed with liner 1, and mounting hole is equipped in valve seat 51, and valve seat 51 is equipped with jointing 510, jointing Drainage channel is offered in 510, electric heater is equipped with water mixing valve 2, and jointing 510 is connect with water mixing valve 2；

Spool 52 is mounted in mounting hole and is connect with cleaning pipe 42, and exhalant canal 520, and spool 52 are equipped in spool 52 It is equipped with intercommunicating pore 521, exhalant canal 520 is connected to by intercommunicating pore 521 with drainage channel；

Fixing nut 53 connects spool 52 and valve seat 51, and makes spool 52 that can be rotated relative to valve seat 51.

In switch assembly 5, valve seat 51 is fixed with liner 1, and spool 52 is connect by fixing nut 53 with valve seat 51, and It can be rotated relative to valve seat 51, the rotation of spool 52 can drive cleaning pipe 42 to rotate, so that apopore 410 and the second limbers 420 Connection or partition, cleaning hole 411 are connected to or separate with the first limbers 421.The cleaning hole for being included according to every group of cleaning hole 411 411 quantity, the angle that cleaning pipe 42 rotates need to be adjusted accordingly.

Exhalant canal 520 in spool 52 is connected to cleaning pipe 42, and spool 52 is equipped with connection water hole, the connection water hole The exhalant canal 520 of spool 52 can be connected to the drainage channel of valve seat 51, and drainage channel is connected to water mixing valve 2, so just Often when work, the hot water that cleaning pipe 42 is entered by apopore 410, the second limbers 420 can be by exhalant canal 520, connection Hole 521 and drainage channel eventually enter into water mixing valve 2, hot water and cold water mix at water mixing valve 2, become warm water discharge；Cleaning When, it can be sprayed into the cold water part of cleaning pipe 42 by the second limbers 420 and apopore 410, it partly can be logical by first Water hole 421 and cleaning hole 411 spray, and are rinsed to liner 1.

Optionally, one in spool 52 and cleaning pipe 42 is equipped with positioning protrusion 523, another is equipped with and convex Play 523 matched positioning grooves 422.Specifically, in the present embodiment, as shown in Figure 10, the upper surface of spool 52 is equipped with Two positioning protrusion 523；As shown in figure 3, the lower face of cleaning pipe 42 is equipped with two positioning grooves 422.Positioning protrusion 523 and fixed The position cooperation of groove 422 can make spool 52 and cleaning pipe 42 circumferentially fixed, drive cleaning pipe 42 to rotate when being rotated so as to spool 52.

Optionally, switch assembly 5 is equipped with driving portion, and the driving portion is operated will pass through, to drive spool 52 to rotate, Cleaning pipe 42 is set to be rotated relative to outlet pipe 41.

Optionally, driving portion is the handle 522 being arranged on spool 52, and as shown in figs, handle 522 is connected to There is impenetrating mouth, handle 522 to be stretched out by impenetrating mouth for the lower end of spool 52, fixing nut 53.

Driving portion is to be arranged in 52 lower end of spool and across the handle 522 of fixing nut 53, the lower distal process of such handle 522 For switch assembly 5, convenient for making outlet component 4 switch between different stations from external directly control handle 522.

Optionally, one in the lower end of cleaning pipe 42 and the lower end of outlet pipe 41 is equipped with spacing projection, on another Equipped with arc limit slot, spacing projection can be slided in arc limit slot.Specifically, as shown in Figure 5 and Figure 6, in outlet pipe 41 Lower end be provided with platform 414, in the lower face of platform 414 equipped with groove, the cell wall of groove is equipped with spacing projection 412； As shown in Figures 2 and 3, it is equipped with boss 425 on the lower face of cleaning pipe 42, arc limit slot 423 is offered on boss 425. After cleaning pipe 42 is sleeved in outlet pipe 41, boss 425 is assemblied in the groove of platform 414, and spacing projection 412 stretches into arc In limiting slot 423.When cleaning pipe 42 is rotated relative to outlet pipe 41, the sliding in arc limit slot 423 of spacing projection 412, And when one end of spacing projection 412 and arc limit slot 423 offsets, cleaning pipe 42 stops operating, apopore 410 and the at this time Two limbers 420 are connected to；When cleaning pipe 42 is rotated backward relative to outlet pipe 41, spacing projection 412 is in arc limit slot 423 It inside slides round about, and when the other end of spacing projection 412 and arc limit slot 423 offsets, cleaning pipe 42 stops turning It is dynamic, hole 411 is cleaned at this time to be connected to the first limbers 421.

Preferably, the depth of 414 upper groove of platform is more than the height of boss 425, avoids boss 425 from being influenced higher than groove close Seal effect.

Optionally, electric heater is equipped with control valve, and control valve control water enters by water inlet component 3 or by outlet component 4 In liner 1.If control valve controls water only enters liner 1 by water inlet component 3, electric heater is in normal operating conditions at this time；If Control valve controls water and enters liner 1 by outlet component 4, and electric heater is in flushing state at this time.

Optionally, as shown in Figure 1, control valve be triple valve 6, and the water inlet end of triple valve 6 and a water outlet be connected into On water assembly 3, another water outlet of triple valve 6 is connected to by communicating pipe 7 on outlet component 4.Triple valve 6 can control water from into Water assembly 3 is entered by outlet component 4 in liner 1.

Below in conjunction with the accompanying drawings, the electric heater of the present embodiment is illustrated.

As shown in Figure 1, water mixing valve 2, water inlet component 3, outlet component 4, switch assembly 5 are mounted on liner 1, threeway The setting of valve 6 is connected on water inlet component 3, and by communicating pipe 7 with outlet component 4.

The concrete structure of each component is：

(1) as shown in Fig. 2-Fig. 6, outlet component 4 includes outlet pipe 41, cleaning pipe 42, and cleaning pipe 42 is assemblied in outlet pipe In 41, switch assembly 5 can drive rotation cleaning pipe 42, realize normal water outlet, the switching of two kinds of functions of cleaning.

Specifically, the bottom of outlet pipe 41 is equipped with platform 414 with groove, spacing projection 412, on the tube body of outlet pipe 41 Equipped with apopore 410 and cleaning hole 411, wherein apopore 410 has 3 and is evenly distributed in a circumferential direction, and cleaning hole 411 has 4 Group, every group has 3 and is evenly distributed in a circumferential direction；

The bottom of cleaning pipe 42 is equipped with boss 425, arc limit slot 423, positioning groove 422, on the tube body of cleaning pipe 42 Equipped with the first limbers 421, the second limbers 420 and apical pore 426, wherein the first limbers 421 has 4 groups, every group have 3 and The diameter of (the position shiding matching with cleaning hole 411) uniformly distributed on circumferencial direction, the first limbers 421 is less than cleaning hole 411, the There are 3 and in a circumferential direction uniformly distributed (the position shiding matching with apopore 410), the second limbers 420 in two limbers 420 Width be less than apopore 410；

Boss 425 is assemblied in the groove of platform 414, and the depth of groove is more than or equal to the thickness of boss 425, avoids convex The too high influence sealing effect of platform 425；

Spacing projection 412 coordinates with arc limit slot 423, and spacing projection 412 can be movable in arc limit slot 423.

(2) as shown in Fig. 7-Figure 10, switch assembly 5 includes valve seat 51, spool 52, fixing nut 53.

Valve seat 51 includes：Jointing 510 and sealing ring 511, jointing 510 make switch assembly 5 and communicating pipe 7, water mixing valve 2 is kept unimpeded, and sealing ring 511 ensures water-tight when switch assembly 5 is connect with liner 1 and water mixing valve 2.

Spool 52 includes：Intercommunicating pore 521, exhalant canal 520, positioning protrusion 523 and handle 522, positioning protrusion 523 can It is inserted into positioning groove 422, rotational handle 522 makes positioning protrusion 523 drive cleaning pipe 42 in spacing projection 412 and arc-shaped limit The cooperation of slot 423 rotates in the range of limiting, the guarantee of intercommunicating pore 521 no matter turn to where, outlet component 4 and water mixing valve 2 Tend to remain on.

The operation principle of the electric heater of the present embodiment is as follows.

When electric heater works normally, sewage draining exit 10 is closed, and triple valve 6 keeps water inlet and water inlet component 3 Conducting, water inlet are closed with communicating pipe 7；

First limbers 421 of cleaning pipe 42 misplaces with the cleaning hole 411 of outlet pipe 41, is in closed state, not water flowing, Second limbers 420 of cleaning pipe 42 is overlapped with the apopore 410 of outlet pipe 41, in the conduction state, and the hot water in liner 1 is logical Apopore 410 and the second limbers 420 is crossed to flow out from cleaning pipe 42；

When water outlet, open water mixing valve 2, cold water enters from water inlet, all the way up by triple valve 6 and water inlet component 3 into Enter liner 1, the hot water being discharged with outlet component 4 in water mixing valve 2 of turning left all the way mixes outflow.

When cleaning, water mixing valve 2 is closed, opens sewage draining exit 10, the water of liner 1 is emptied from sewage draining exit 10, opened using conversion Close component 5 cleaning pipe 42 is rotated clockwise into certain angle, at this time the first limbers 421 with clean hole 411 overlap, can water flowing, Second limbers 420 misplaces with apopore 410, not water flowing；

Triple valve 6 is switched to water inlet to close with water inlet component 3, the state that water inlet and communicating pipe 7 are connected, water is from logical It crosses triple valve 6 and enters outlet component 4 communicating pipe 7, the water in outlet component 4 is gone out from cleaning hole 411 with apical pore 426, from Different height degree rinses liner 1, reaches and rinses entire 1 purpose of liner.

Embodiment two：

As shown in figure 11, present embodiments provide a kind of electric heater, with embodiment one the difference is that：Cleaning Motion mode of the pipe 42 relative to outlet pipe 41.

In the present embodiment, cleaning pipe 42 is moved up and down relative to outlet pipe 41, so that outlet component 4 is in water outlet station and clearly It washes between station and switches.

Specifically, as shown in figures 11-13, switch assembly 5 includes fixing nut 54, and fixing nut 54 is by cleaning pipe 42 are removably attachable in outlet pipe 41, and outlet pipe 41 realizes the closed company with liner 1 by locking nut 8 and sealing ring It connects.

When outlet pipe 41 and cleaning pipe 42 are fixed, outlet component 4 is in water outlet station, as shown in figure 12；It is solid when removing When determining nut 54, cleaning pipe 42 moves down, and outlet component 4 is in washing station, as shown in figure 13.

Specifically, as shown in figure 14, there is opening, the tube body of outlet pipe 41 to be equipped with 4 groups of cleanings on the top of outlet pipe 41 Hole 411, every group includes that 6 411,6, cleaning holes cleaning hole 411 is uniformly distributed in a circumferential direction, is opened in the side wall of outlet pipe 41 more A cleaning hole 411 increases the hole number for water outlet when rinsing, so that uniform fluid flow is ejected into each position of liner 1, reach clear Wash 1 purpose of entire liner；As shown in fig. 16 and 18, the top of cleaning pipe 42 is equipped with apical pore 426, on the tube body of cleaning pipe 42 Equipped with 4 group of first limbers 421, every group includes that the first limbers 421 of 6 the first limbers 421,6 is equal in a circumferential direction Cloth.Wherein, the diameter of the first limbers 421 is smaller than the diameter in cleaning hole 411.

Wherein, when fixing nut 54 fixes outlet pipe 41 and cleaning pipe 42, and outlet component 4 is in water outlet station, clearly The top for washing pipe 42 protrudes from the top of outlet pipe 41, and one group of first limbers 421 of the top protrudes from outlet pipe 41, makes Obtaining the hot water in liner 1 can be discharged by one group of first limbers 421 of 42 the top of cleaning pipe and apical pore 426, under this state, One group of first limbers 421 of the top is the effect for being equal to the second limbers, for being discharged, outlet pipe 41 and the top The segment difference of one group of first limbers 421 can be equal to the water outlet notch in cleaning hole；When removing fixing nut 54, cleaning pipe 42 Move down, when outlet component 4 is in washing station, 4 group of first limbers 421 in cleaning pipe 42 respectively on outlet pipe 41 Four groups of cleaning holes 411 correspond to and are connected to, and cold water part can pass through cleaning pipe 42, the first limbers 421 and cleaning hole 411 at this time Into liner 1, partly liner 1 can be entered by the apical pore 426 of cleaning pipe 42.As equivalents, can also be discharged The special setting apopore in 41 top of pipe, when outlet component 4 is in water outlet station, one group of first limbers of 42 the top of cleaning pipe 421 coordinate with apopore, one group of first limbers 421 discharge of 42 the top of water pass-out water hole and cleaning pipe in liner, One group of first limbers 421 of 42 the top of cleaning pipe is equivalent to the second limbers at this time；When removing fixing nut 54, clean Pipe 42 moves down, when outlet component 4 is in washing station, 4 group of first limbers 421 in cleaning pipe 42 respectively on outlet pipe 41 Four groups of cleaning holes 411 correspond to and be connected to, at this time cold water part can pass through cleaning pipe 42, the first limbers 421 and cleaning hole 411 enter liner 1, partly can enter liner 1 by the apical pore 426 of cleaning pipe 42.

Optionally, as shown in figure 18, the top of cleaning pipe 42 is equipped with flange 427, makes clearly when cleaning pipe 42 is moved downward to When hole flushing 411 is connected to the first limbers 421, the flange 427 and the top of outlet pipe 41 offset, under preventing cleaning pipe 42 from continuing It moves, position-limiting action is played to the displacement distance of cleaning pipe 42.

Optionally, one in the outer side surface of the interior sidewall surface and cleaning pipe 42 of outlet pipe 41 is equipped with guide groove 413, Another is equipped with the guiding convex ribs 424 coordinated with guide groove 413, and being oriented to convex ribs 424 can move up and down in guide groove 413. Specifically, as shown in Figure 15 and Figure 17, in the present embodiment, the outer side surface of cleaning pipe 42, which is equipped with, is oriented to convex ribs 424, water outlet The internal face of pipe 41 is equipped with guide groove 413, and when removing fixing nut 54, when cleaning pipe 42 moves, being oriented to convex ribs 424 can be It moves up and down dynamic in guide groove 413, to be oriented to the movement of cleaning pipe 42, prevents cleaning pipe 42 from deflecting.

Optionally, the outer diameter for being oriented to convex ribs 424 should be greater than the internal diameter of outlet pipe 41, to ensure to be oriented to no pair of convex ribs 424 Outlet pipe 41 cannot be completed to assemble with cleaning pipe 42 when quasi- guide groove 413.

Below in conjunction with the accompanying drawings, the electric heater of the present embodiment is illustrated.

As shown in figure 11, water mixing valve 2, water inlet component 3, outlet component 4, switch assembly 5 are mounted on liner 1, and three The setting of port valve 6 is connected on water inlet component 3, and by communicating pipe 7 with outlet component 4.

The concrete structure of each component is：

(1) as shown in Figure 14-Figure 18, outlet component 4 includes outlet pipe 41, cleaning pipe 42, and outlet pipe 41 is assemblied in liner 1 Faucet on, increase sealing ring, fixed using locking nut 8, cleaning pipe 42 is assemblied in outlet pipe 41, increase sealing ring, It is fixed using fixing nut 54.

41 bottom of outlet pipe is equipped with platform 414, guide groove 413, and the tube body of outlet pipe 41 is equipped with cleaning hole 411, wherein Cleaning hole 411 has 4 groups, and every group includes 6 and be evenly distributed in a circumferential direction；

42 bottom of cleaning pipe is equipped with boss 425, is oriented to convex ribs 424, and the tube body of cleaning pipe 42 is equipped with the first limbers 421, the top of cleaning pipe 42 is equipped with apical pore 426 and flange 427, wherein the first limbers 421 has 4 groups, every group has 6 and in circle (location matches with cleaning hole 411) uniformly distributed in circumferential direction, the diameter of the first limbers 421 are less than cleaning hole 411；

It is oriented to convex ribs 424 with guide groove 413 to coordinate, being oriented to convex ribs 424 can be up and down in guide groove 413, and is oriented to The outer diameter of convex ribs 424 should be greater than the internal diameter of outlet pipe 41, cannot be completed with ensureing that guiding convex ribs 424 are not aligned with guide groove 413 Assembly.

The operation principle of the electric heater of the present embodiment is as follows.

When electric heater works normally, sewage draining exit 10 is closed, and triple valve 6 keeps water inlet and water inlet component 3 Conducting, water inlet are closed with communicating pipe 7；

Cleaning pipe 42 and outlet pipe 41 are fixed (as shown in figure 12) by fixing nut 54, the first limbers of cleaning pipe 42 421 misplace with the cleaning hole 411 of outlet pipe 41, and cleaning hole 411 is in closed state, not water flowing, and the one of 42 the top of cleaning pipe The first limbers 421 of group and apical pore 426 are in the conduction state；

Water mixing valve 2 is opened, water enters from water inlet, up enters liner 1 by triple valve 6 and water inlet component 3 all the way, and one The road hot water being discharged with outlet component 4 in water mixing valve 2 of turning left mixes.

When needing cleaning, sewage draining exit 10 is opened, the water of liner 1 is emptied from sewage draining exit 10；

Triple valve 6 is switched to water inlet to close with water inlet component 3, the state that water inlet is connected with communicating pipe 7；

The fixing nut 54 (as shown in figure 13) of fixed cleaning pipe 42 is unclamped, cleaning pipe 42 moves downward, when cleaning pipe 42 When the flange 427 at top offsets with the top of outlet pipe 41, the stopping of cleaning pipe 42 moves down, at this time the first limbers 421 and cleaning Hole 411 overlaps, and the first limbers 421 can water flowing with cleaning hole 411；

It opens water mixing valve 2 to intake, water flows through triple valve 6, communicating pipe 7, switch assembly 5 from water inlet, toward water outlet group It is flowed in part 4, the water in outlet component 4 is gone out from cleaning hole 411 with apical pore 426, is realized and is cleaned 1 mesh of liner with outlet pipe 41 's.

Embodiment three：

As shown in figure 19, present embodiments provide a kind of electric heater, with embodiment one the difference is that：Control The structure of valve is different.

In the present embodiment, control valve is switch valve 9 (such as shut-off valve), and is set between water inlet component 3 and outlet component 4 There are communicating pipe 7, switch valve 9 to be connected on the communicating pipe 8, and can control the break-make of the communicating pipe 8.

Specifically, when outlet component 4 is in water outlet station, and electric heater is in normal operating conditions, which closes It closes；When outlet component 4 is in washing station, which opens, and portion of cold water can enter from outlet component 4 at this time, and lead to Over cleaning hole is sprayed liner 1, and portion of cold water can still enter from water inlet component 3, be sprayed to liner 1.

Water is entered simultaneously from water inlet component and outlet component, and the water entered from water inlet component rinses the bottom of liner, from going out The water that water assembly enters is gone out from cleaning hole and apical pore, is rinsed liner from different height degree, is reached and rinse entire liner purpose, Flushing effect is more preferably.

Certainly, switch valve and communicating tube structure provided in this embodiment can also equally be applied to side shown in embodiment two In case, liner can be equally rinsed into cold water by water inlet component and outlet component.

Although the embodiment disclosed by the utility model is as above, the content only the utility model for ease of understanding And the embodiment used, it is not limited to the utility model.Technical staff in any the utility model fields, Under the premise of not departing from the spirit and scope disclosed by the utility model, it can be carried out in the form and details of implementation any Modification and variation, but the scope of patent protection of the utility model, the appended claims that must still be subject to are defined.

Claims (10)

1. a kind of electric heater, including liner, water inlet component and outlet component, one end of the water inlet component and the water outlet group One end of part is stretched into the liner, which is characterized in that the outlet component have water outlet station and washing station, it is described go out When water assembly is located at the water outlet station, the water in the liner is emitted by the outlet component outside the liner；It is described go out When water assembly is located at the washing station, water enters the liner by the outlet component, and to the liner spray clear It washes.

2. electric heater according to claim 1, which is characterized in that the outlet component include outlet pipe, cleaning pipe and Switch assembly, the outlet pipe are equipped with cleaning hole；The cleaning pipe is equipped with the first limbers；The cleaning pipe is located at In the outlet pipe, the switch assembly drives the cleaning pipe or the outlet pipe, enable the cleaning pipe relative to The cleaning hole is connected to or by the cleaning hole and first water flowing by outlet pipe movement with first limbers Hole dislocation is closed.

3. electric heater according to claim 2, which is characterized in that the cleaning hole is set to the side wall of the outlet pipe On, the top of the outlet pipe is equipped with apopore；First limbers is set on the side wall of the cleaning pipe, the cleaning The top of pipe is equipped with the second limbers.

4. electric heater according to claim 2, which is characterized in that the switch assembly include valve seat, spool and Fixing nut；The valve seat is fixed with the liner, and mounting hole is equipped in the valve seat, and the valve seat is equipped with jointing, Drainage channel is offered in the jointing, the electric heater is equipped with water mixing valve, the jointing and the mixed water Valve connects；The spool is mounted in the mounting hole and is connect with the cleaning pipe, and exhalant canal is equipped in the spool, and The spool is equipped with intercommunicating pore, and the exhalant canal is connected to by the intercommunicating pore with the drainage channel；The fixing nut The spool is connected with the valve seat, and makes the spool that can be rotated relative to the valve seat.

5. electric heater according to claim 4, which is characterized in that set on one in the spool and the cleaning pipe There is positioning protrusion, another is equipped with and the matched positioning groove of the positioning protrusion；The switch assembly, which is equipped with, to be driven Dynamic portion, the driving portion drive the valve core rotation, the cleaning pipe are made to be rotated relative to the outlet pipe.

6. electric heater according to claim 5, which is characterized in that the driving portion is the hand being arranged on the spool Handle, the handle are connected to the lower end of the spool, and there is the fixing nut impenetrating mouth, the handle to be stretched by the impenetrating mouth Go out.

7. electric heater according to claim 4, which is characterized in that the lower end of the cleaning pipe be equipped with boss, it is described go out One in the lower end of water pipe and the boss is equipped with spacing projection, another is equipped with arc limit slot, the limit convex Column can slide in the arc limit slot.

8. electric heater according to claim 2, which is characterized in that the switch assembly includes fixing nut, institute It states fixing nut the cleaning pipe is removably attachable in the outlet pipe；When the outlet pipe and the cleaning pipe are fixed When, the cleaning hole is closed with first limbers dislocation；When removing the fixing nut, the cleaning pipe is to moving down It is dynamic, so that the cleaning hole is connected to first limbers.

9. electric heater according to claim 8, which is characterized in that the interior sidewall surface of the outlet pipe and the cleaning pipe Outer side surface in one be equipped with guide groove, another is described to lead equipped with the guiding convex ribs that coordinate with the guide groove It can be moved up and down in the guide groove to convex ribs.

10. according to the electric heater described in any one of claim 1-9, which is characterized in that the electric heater is equipped with control Valve processed, the control valve control water enter by the water inlet component or by the outlet component in the liner.