CN105231968A - Water level protection device for dish washing machine and dish washing machine having water level protection device - Google Patents
Water level protection device for dish washing machine and dish washing machine having water level protection device Download PDFInfo
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- CN105231968A CN105231968A CN201510690940.2A CN201510690940A CN105231968A CN 105231968 A CN105231968 A CN 105231968A CN 201510690940 A CN201510690940 A CN 201510690940A CN 105231968 A CN105231968 A CN 105231968A
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Abstract
The invention discloses a water level protection device for a dish washing machine and the dish washing machine having the water level protection device. The water level protection device comprises a shell, a sealing membrane, a float, a control rod and a protection switch, wherein a float cabin and a pressure cabin are arranged inside the shell; a water passing port and an air passing port are arranged on the shell; the sealing membrane is arranged on the shell and is used for sealing and covering the pressure cabin, and the sealing membrane becomes deformed as pressure inside the pressure cabin varies; the float is arranged inside the float cabin and floats with change in a water level inside the float cabin; the control rod is arranged on the shell in a mode of being movable between a trigger position and a release position, and force that the control rod moves from the release position to the trigger position is provided by the float and the sealing membrane; the protection switch is arranged on the shell; and the protection switch is triggered by the control rod on the trigger position and the protection switch is released by the control rod on the release position. The water level protection device disclosed by the invention integrates functions of high level protection and overflow protection, so that the structure and the assembling of the dish washing machine are simplified and the cost of the dish washing machine is reduced.
Description
Technical field
The present invention relates to household electrical appliance technical field, particularly relate to a kind of water protective device for dish-washing machine and the dish-washing machine with this water protective device.
Background technology
Dish-washing machine in correlation technique, adopt the water level in pressure switch control inner bag, and utilize relief cock to monitor contingent leaking bottom inner bag, components and parts are more, assembling trouble, and add the cost of dish-washing machine.
Summary of the invention
The present invention is intended to solve one of above-mentioned technical problem in correlation technique at least to a certain extent.For this reason, the present invention proposes a kind of water protective device for dish-washing machine, and this water protective device being used for dish-washing machine is integrated with high water level protection and flood protection feature, thus can simplify structure and the assembling of dish-washing machine, reduces the cost of dish-washing machine.
The invention allows for a kind of dish-washing machine, it comprises the above-mentioned water protective device for dish-washing machine.
According to the water protective device for dish-washing machine of the embodiment of the present invention, comprising: housing, have float storehouse and Pressure chamber in described housing, described housing is provided with the outlet pass be communicated with described float storehouse and the blow vent be communicated with Pressure chamber respectively; Diaphragm seal, described diaphragm seal is established on the housing and Pressure chamber described in capping, the deformation with the pressure change in described Pressure chamber of described diaphragm seal; Float, described float to be located in described float storehouse and to float with the SEA LEVEL VARIATION in described float storehouse; Control lever, described control lever is established movably on the housing between shake-up position and off-position, described control lever be connected with described float and described diaphragm seal towards described control lever, from described off-position, the power moved to needed for described shake-up position is provided by described float and described diaphragm seal described control lever; Protection switch, described protection switch is established on the housing, described control lever touch described protection switch when described shake-up position and in described off-position time discharge described protection switch.
According to the water protective device for dish-washing machine of the embodiment of the present invention, by diaphragm seal being located on housing and capping Pressure chamber, when water level is too high, pressure change in pressure chamber, diaphragm seal generation deformation push lever, control lever touches protection switch, realize the control to water level, and float is located in float storehouse, when inner bag leaks, water level in float storehouse can change, float floats and push lever along with the change of water level, control lever touches protection switch, realize the monitoring of leaking, simplify structure and the assembling of dish-washing machine, reduce the cost of dish-washing machine.
According to some embodiments of the present invention; float position in storehouse is below described Pressure chamber; a part for described control lever is positioned at above described Pressure chamber; described protection switch is positioned at above described control lever, and from described shake-up position, the power moved to needed for described off-position is provided by the gravity of described control lever and described float described control lever.
Alternatively, the lower surface in described float storehouse opens wide, and the sidewall that described outlet pass is located at described float storehouse extends to the diapire in described float storehouse.
Alternatively, described blow vent be located at described Pressure chamber sidewall on and the upper surface of Pressure chamber described in described diaphragm seal capping.
Alternatively, described control lever comprises: horizontal limb, described horizontal limb is positioned at above described Pressure chamber, and described control lever described horizontal limb when described shake-up position touches described protection switch, and described control lever described horizontal limb when described off-position discharges described protection switch; Two connection legs, the upper end of two described connection legs is connected with the two ends of described horizontal limb respectively, and the roof in described float storehouse is provided with two via holes, and the lower end of two described connection legs is each passed through two described via holes and is connected with described float.
Further, described float is circular camel, two described connection legs be connected to described circular camel outer peripheral edge place and in the radial direction of described circular camel relatively.
Further, described connection leg is provided with joint pin and described float is provided with connecting hole, and described joint pin is engaged in described connecting hole.
Further, described housing is provided with the brace rod that contiguous described via hole is arranged, and described connection leg is provided with back-up block, and described control lever described back-up block when described off-position is supported on described brace rod.
According to some embodiments of the present invention, described diaphragm seal is provided with the boss towards described control lever projection, and from described off-position, the power moved to needed for described shake-up position is provided by the boss described float and described diaphragm seal described control lever.
Alternatively, the cross section of described boss is cross.
According to some embodiments of the present invention, described housing comprises: base, and described float storehouse, described Pressure chamber, described outlet pass, described blow vent and described control lever are all located on described base; Upper cover, described detachable upper cover is detachably arranged on described base, described diaphragm seal to be located between described upper cover and described base and described on cover to be provided with and dodge mouth for what expose described diaphragm seal, described protection switch be located at described on cover.
Alternatively, cover and be provided with support on described, described protection switch is established on the bracket.
According to some embodiments of the present invention, described housing is provided with the breather pipe be communicated with described blow vent.
In addition, the invention allows for a kind of dish-washing machine, comprising: inner bag; Water tumbler, described water tumbler to be arranged on described inner bag and to have gas storehouse in described water tumbler; Chassis, described chassis is arranged on the bottom of described inner bag; Water protective device, described water protective device is the above-mentioned water protective device for dish-washing machine, and described housing to be arranged on described chassis and to be positioned at below described inner bag, and described blow vent is communicated with described gas storehouse.
According to the dish-washing machine of the embodiment of the present invention, owing to being provided with the above-mentioned water protective device for dish-washing machine, have that dependability is high, a structure and assembling is simple, low cost and other advantages.
According to some embodiments of the present invention, described chassis comprises: side frame, and described side frame is arranged on the bottom of described inner bag; Base plate, described base plate is arranged on the bottom of described side frame, and described water protective device to be arranged on described side frame and to be positioned at above described base plate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the water protective device for dish-washing machine according to the embodiment of the present invention;
Fig. 2 is the exploded perspective view of the water protective device for dish-washing machine according to the embodiment of the present invention;
Fig. 3 is the schematic diagram of the structure of dish-washing machine according to the embodiment of the present invention;
Fig. 4 is the dish-washing machine exploded perspective view according to the embodiment of the present invention;
Fig. 5 is the schematic diagram of the part-structure of dish-washing machine according to the embodiment of the present invention;
Reference numeral:
100: water protective device;
1: housing;
11: float storehouse; 12: Pressure chamber; 13: outlet pass; 14: blow vent; 15: brace rod; 16: base; 17: upper cover; 111: via hole; 141: breather pipe; 171: dodge mouth; 172: support;
2: diaphragm seal; 21: boss;
3: float; 31: contiguous block; 32: connecting hole;
4: control lever; 41: horizontal limb; 42: connection leg; 43: joint pin; 44: back-up block;
5: protection switch;
200: dish-washing machine;
6: inner bag;
7: water tumbler;
8: chassis; 81: side frame; 82: base plate; 811: Connection Card; 812: junction button.
Detailed description of the invention
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can comprise the first and second features and directly contact, also can comprise the first and second features and not be directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " comprise fisrt feature directly over second feature and oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " comprise fisrt feature immediately below second feature and tiltedly below, or only represent that fisrt feature level height is less than second feature.
Below in conjunction with Fig. 1-Fig. 5, the water protective device 100 for dish-washing machine according to the embodiment of the present invention is described in detail.
As depicted in figs. 1 and 2, keep device according to the water level for dish-washing machine of the embodiment of the present invention can comprise: housing 1, diaphragm seal 2, float 3, control lever 4 and protection switch 5.Wherein, float storehouse 11 and Pressure chamber 12 can be had in housing 1, and housing 1 can be provided with the outlet pass 13 be communicated with float storehouse 11 and the blow vent 14 be communicated with Pressure chamber 12.As shown in Figure 3, Pressure chamber 12 is communicated with by the gas storehouse of blow vent 14 with the water tumbler 7 of dish-washing machine 200, thus the SEA LEVEL VARIATION in inner bag 6 can cause the change of pressure in Pressure chamber 12.Float storehouse 11 is communicated with by the lower space of outlet pass 13 with the inner bag 6 of dish-washing machine 200, and the water on chassis 8 enters float storehouse 11 by outlet pass 13, to realize the monitoring to the water level on chassis 8.
Diaphragm seal 2 can be located on housing 1 and capping Pressure chamber 12, and diaphragm seal 2 can the deformation with the pressure change in Pressure chamber 12.Such as, when the pressure in Pressure chamber 12 becomes large due to the SEA LEVEL VARIATION in inner bag 6, diaphragm seal 2 can upwards be heaved.Float 3 can be located in float storehouse 11, and float 3 can float along with the SEA LEVEL VARIATION in float storehouse 11.Such as, when the water level in float storehouse 11 raises, float 3 can raise along with the rising of the water level in float storehouse 11.
As depicted in figs. 1 and 2, control lever 4 is located on housing 1 movably between shake-up position and off-position, control lever 4 can be connected with float 3 and diaphragm seal 2 can towards control lever 4, and control lever 4 moves to the power of touching needed for position from off-position and can be provided by float 3 and diaphragm seal 2.Protection switch 5 can be located on housing 1, control lever 4 touch position time can touch protection switch 5 and in off-position time can release guard switch 5.
That is; when the pressure in Pressure chamber 12 becomes large because the water level in inner bag 6 uprises; deformation can be there is and upwards heave in the diaphragm seal 2 of capping Pressure chamber 12; thus diaphragm seal 2 can provide for control lever 4 power moving to from off-position and touch position, and touch protection switch 5, and then can follow-up protection act be carried out; such as; start draining pump and cut off water intaking valve, realize high water level protection, structure is simple and control accuracy is high.
And; when water generation seepage in inner bag 6; water can accumulate on the chassis 8 of dish-washing machine 200; and float storehouse 11 can be entered from outlet pass 13; along with the rising of the water level on chassis 8; water level in float storehouse 11 also can raise; thus float 3 upwards floats under the effect of buoyancy; for control lever 4 provides the power moving to from off-position and touch position; control lever 4 can touch protection switch 5, completes protection act, realizes the monitoring of leaking bottom dish-washing machine 200 and overflow protection; and then can control accuracy be improved, improve the safety and reliability of dish-washing machine 200.
Be understandable that; after water protective device 100 realizes protection act; control lever 4 manually can be moved to off-position from shake-up position by user; protection switch 5 is resetted; or; control lever 4 and protection switch 5 also can be set to can recover off-position automatically, realize protection act complete after the reset of control lever 4 and protection switch 5, convenient and reliable.
Simultaneously; the water protective device 100 of the embodiment of the present invention is due to the structure that high water level protection and overflow protection become one; without the need to pressure switch; and do not need in installation process accurately to control the base plate 82 of dish-washing machine 200 and the assembly precision of side frame 81; can parts be reduced, reduce difficulty and the cost of assembling.
According to the water protective device 100 for dish-washing machine 200 of the embodiment of the present invention, by diaphragm seal 2 being located on housing 1 and capping Pressure chamber 12, when water level is too high, pressure change in Pressure chamber 12, there is deformation and push lever 4 in diaphragm seal 2, control lever 4 touches protection switch 5, realize high water level protection, and float 3 is located in float storehouse 11, when inner bag 6 leaks, water level in float storehouse 11 can change, float 3 floats and push lever 4 along with the change of water level, control lever 4 touches protection switch 5, realization is leaked protection, there is structure simple, control accuracy advantages of higher.
According to some embodiments of the present invention; as depicted in figs. 1 and 2; float storehouse 11 can be positioned at below Pressure chamber 12; a part for control lever 4 can be positioned at the top of Pressure chamber 12; protection switch 5 can be positioned at the top of control lever 4, thus the power that control lever 4 moves to needed for off-position from shake-up position can be provided by the gravity of control lever 4 and float 3.Specifically, after completing high water level protection act, the water level in inner bag 6 reduces, pressure in Pressure chamber 12 reduces, the recoverable force of diaphragm seal 2, thus control lever 4 can, at the moved downward of the gravity of control lever 4 and float 3, realize from touching the movement of position to off-position; After completing overflow protection act, the water level on chassis 8 can reduce, the water level decreasing in float storehouse 11, and float 3 and control lever 4 at the moved downward of self gravitation, can realize from touching the movement of position to off-position.Thus, on the one hand can make the simple and compact for structure of water protective device 100, be convenient to install, on the other hand, the automatic recovery of control lever 4 and float 3 can be realized, handled easily and safe and reliable.
As optional embodiment; as depicted in figs. 1 and 2; the sidewall that outlet pass 13 can be located at float storehouse 11 extends to the diapire in float storehouse 11; thus; the water be convenient on chassis 8 flows into float storehouse 11 from outlet pass 13; thus the sensitivity that float 3 floats can be improved, and then the monitoring of the water level on protective device 100 pairs of chassis 8 of flooding and control accuracy.
Alternatively; as depicted in figs. 1 and 2; blow vent 14 can be located on the sidewall of Pressure chamber 12; so that be communicated with in the gas storehouse of blow vent 14 with the water tumbler 7 of dish-washing machine 200, and diaphragm seal 2 can the upper surface of capping Pressure chamber 12, not only simple and compact for structure; and when deformation occurs diaphragm seal 2; can fast direct ground connection push lever 4, thus the precision of protection of can flooding, improve the safety and reliability of dish-washing machine 200.
According to some embodiments of the present invention; as shown in Figure 2; control lever 4 can comprise horizontal limb 41 and two connection legs 42; wherein horizontal limb 41 can be positioned at the top of Pressure chamber 12; control lever 4 horizontal limb 41 when touching position can touch protection switch 5, and horizontal limb 41 can release guard switch 5 when off-position for control lever 4.As shown in Figure 2, the upper end of two connection legs 42 can be connected with the two ends of horizontal limb 41 respectively, and the lower end that the roof in float storehouse 11 can be provided with two via holes, 111, two connection legs 42 can be each passed through two via holes 111 and be connected with float 3.
When diaphragm seal 2 to occur because the water level in the inner bag 6 of dish-washing machine 200 is too high deformation heave time, diaphragm seal 2 can direct push lever 4, makes horizontal limb 41 touch protection switch 5, realizes high water level protection.After water level rezime ordinary water level in inner bag 6, diaphragm seal 2 restores to the original state, and control lever 4 can move to off-position from shake-up position under gravity, and now, horizontal limb 41 can release guard switch 5, and protection switch 5 resets.
When float 3 floats because of the rising of chassis 8 water level; two connection legs 42 be connected with float 3 can move upward under the effect of float 3; control lever 4 is moved to from off-position and touches position, thus horizontal limb 41 can touch protection switch 5, realize overflow protection.After water level decreasing on chassis 8, float 3 sets back, control lever 4 due to gravity from shake-up position move to off-position, horizontal limb 41 release guard switch 5, protection switch 5 resets.
Thus, can the sensitivity of guaranteed water level protective device 100 action and control accuracy, reduce the probability of misoperation.
In some embodiments of the invention; as shown in Figure 2; float 3 can be circular camel; two connection legs 42 can be connected to circular camel outer peripheral edge place and in the radial direction of circular camel relatively; thus the contact area of float 3 and water can be improved and make floating of float 3 comparatively even; thus ensure the stability of control lever 4 in motion process, the reliability and stability of protection of flooding.
Further, as shown in Figure 2, connection leg 42 can be provided with joint pin 43, and float 3 can be provided with connecting hole 32, joint pin 43 can be engaged in connecting hole 32, by coordinating of joint pin 43 and connecting hole 32, float 3 can be connected with connection leg 42, thus float 3 can drive control lever 4 to move when floating rapidly and accurately, improve control accuracy.
In order to make the connection of float 3 and connection leg 42 more reliable and more stable, float 3 can be provided with contiguous block 31 protruding upward, connecting hole 32 can be opened on contiguous block 31.Thus, joint pin 43 and the contact area of connecting hole 32 can be increased, improve float 3 and the stability be connected between connection leg 42 and reliability, and then the sensitivity of protective device 100 action of can flooding and precision.
According to some embodiments of the present invention, as depicted in figs. 1 and 2, housing 1 can be provided with the brace rod 15 that contiguous via hole 111 is arranged, connection leg 42 is provided with back-up block 44, control lever 4 back-up block 44 when off-position can be supported on brace rod 15, to limit the position of control lever 4, control lever 4 is avoided excessively to move down.Advantageously, as shown in Figure 2, the relative edge of each via hole 111 is above respectively equipped with a brace rod upwards extended 15, and the both sides of each connection leg 42 are respectively equipped with two back-up blocks 44, thus, can improve stability and the balance of control lever 4 further.
According to some embodiments of the present invention, as shown in Figure 2, diaphragm seal 2 can be provided with towards the boss 21 of control lever 4 projection, control lever 4 moves to the power of touching needed for position from off-position and can be provided by the boss 21 float 3 and diaphragm seal 2.When the pressure in Pressure chamber 12 becomes large because the water level in inner bag 6 uprises; deformation can be there is and upwards heave in the diaphragm seal 2 of capping Pressure chamber 12; when diaphragm seal 2 is heaved; boss 21 can move to shake-up position by push lever 4 from off-position; and touch protection switch 5, and then follow-up protection act can be carried out.By arranging boss 21 on diaphragm seal 2, for control lever 4 provides enough thrust when can make diaphragm seal 2 that deformation occurs, the flood action sensitivity of protective device 100 when high water level is protected and accuracy.
Alternatively, as shown in Figure 2, the cross section of boss 21 can be cross, not only simple and compact for structure, and lightweight, thus the gravity that can reduce boss 21 is on the impact of diaphragm seal 2 action, when ensureing that in inner bag 6, water level is too high, the action of diaphragm seal 2 has higher sensitivity and accuracy.
According to some embodiments of the present invention; housing 1 can comprise base 16 and upper cover 17; as depicted in figs. 1 and 2; float storehouse 11, Pressure chamber 12, outlet pass 13, blow vent 14 and control lever 4 all can be located on base 16; upper cover 17 is removably mounted on base 16; diaphragm seal 2 can be located between upper cover 17 and base 16 and upper cover 17 can be provided with dodges mouth 171 for what expose diaphragm seal 2, and protection switch 5 can be located on upper cover 17, and structure is simple and easy for installation.
Alternatively, upper cover 17 can be provided with support 172, as depicted in figs. 1 and 2, protection switch 5 can be located on support 172, to improve the stability of protection switch 5.Support 172 and upper cover 17 can be one-body molded, thus can reduce processing and assembly process, reduce costs.
According to some embodiments of the present invention, as shown in Figure 1, housing 1 can be provided with the breather pipe 141 be communicated with blow vent 14, breather pipe 141 can be connected with the gas storehouse of the water tumbler 7 of dish-washing machine 200, to realize high water level protection.
Below the operation principle of the water protective device 100 for dish-washing machine according to the embodiment of the present invention and course of action are described in detail.
When dish-washing machine 200 normally works, water level in inner bag 6 remains on below preset value, and inner bag 6 or other devices are without infiltration phenomenon, chassis 8 do not have water, pressure in Pressure chamber 12 remains in normal range (NR), the distortion of diaphragm seal 2 is less, and float 3 is in float storehouse 11, and float 3 does not float.Now, control lever 4 is positioned at off-position, and the back-up block 44 on connection leg 42 is supported on brace rod 15, and protection switch 5 is failure to actuate.
When the water level in inner bag 6 is higher than preset value, pressure in Pressure chamber 12 becomes large, and diaphragm seal 2 deforms under the effect of the pressure and upwards heaves, when diaphragm seal 2 is heaved, the horizontal limb 41 of push lever 4 moves upward, thus control lever 4 can move to shake-up position from off-position.Now, horizontal limb 41 touches protection switch 5, protection switch 5 action, starts draining pump and cuts off water intaking valve, discharges the water in inner bag 6 in time, reduces the water level in inner bag 6, realizes high water level protection.
Time below water level rezime in inner bag 6 to preset value; pressure in Pressure chamber 12 reduces; the distortion of diaphragm seal 2 can recover; diaphragm seal 2 is no longer for control lever 4 provides power; control lever 4 can move down under gravity, and move to off-position from shake-up position, protection switch 5 is released; water protective device 100 sets back, and completes a high water level protection act.
When the water level in inner bag 6 is again higher than preset value, water protective device 100 can repeat above-mentioned high water level protection act, thus accurately can monitor the water level in inner bag 6, and realizes high water level protection in time.
And when the device such as inner bag 6 grade of dish-washing machine 200 inside leaks, water can collect on chassis 8, the water level on chassis 8 can raise, and the water on chassis 8 enters float storehouse 11 by outlet pass 13, and the water level in float storehouse 11 can raise.When water level in float storehouse 11 raises; the float 3 be located in float storehouse 11 can upwards float, because float 3 is connected with the connection leg 42 of control lever 4, so can move up by push lever 4 when float 3 upwards floats; thus control lever 4 can move to shake-up position from off-position; now, horizontal limb 41 touches protection switch 5, protection switch 5 action; start draining pump and cut off water intaking valve; water on timely discharge chassis 8, avoids the water on chassis 8 to overflow, and realizes overflow protection.
Water on chassis 8 is discharged; liquid level in float storehouse 11 declines; float 3 declines along with the reduction of liquid level; float 3 no longer promotes connection leg 42; control lever 4 can move down under gravity, and move to off-position from shake-up position, protection switch 5 is released; water protective device 100 sets back, and completes overflow protection act.
When the water level on chassis 8 raises again, water protective device 100 can repeat above-mentioned overflow protection act, thus accurately can monitor the water on chassis 8, and realizes overflow protection in time.
In sum, according to the water protective device 100 for dish-washing machine 200 of the embodiment of the present invention, by diaphragm seal 2 being located on housing 1 and capping Pressure chamber 12, when water level is too high, pressure change in Pressure chamber 12, there is deformation and push lever 4 in diaphragm seal 2, control lever 4 touches protection switch 5, realize the control to water level, and float 3 is located in float storehouse 11, when inner bag 6 leaks, water level in float storehouse 11 can change, float 3 floats and push lever 4 along with the change of water level, control lever 4 touches protection switch 5, realize the monitoring of leaking, thus high water level protection and overflow protection act can be completed, there is structure simple, control accuracy advantages of higher.
The invention also discloses a kind of dish-washing machine 200, as shown in Figure 3 and Figure 4, dish-washing machine 200 comprises: inner bag 6, water tumbler 7, chassis 8 and water protective device.Wherein, water tumbler 7 can be arranged on inner bag 6 and can to have gas storehouse (not shown) in water tumbler 7; chassis 8 can be located at the bottom of inner bag 6; water protective device is the water protective device 100 for dish-washing machine in above-described embodiment; the housing 1 of water protective device 100 can be arranged on chassis 8 and to be positioned at below inner bag 6, and blow vent 14 can be communicated with gas storehouse.
According to some embodiments of the present invention, as shown in Figure 4, chassis 8 can comprise side frame 81 and base plate 82; wherein; side frame 81 can be arranged on the bottom of inner bag 6, and base plate 82 can be arranged on the bottom of side frame 81, and water protective device 100 can be arranged on side frame 81 and to be positioned at above base plate 82.
Alternatively; the sidewall of housing 1 can be provided with Connection Card 811, side frame 81 can be provided with junction button 812, Connection Card 811 can coordinate to be connected on side frame 81 by housing 1 with junction button 812; as shown in Figure 5, thus can easily water protective device 100 be arranged in dish-washing machine 200.Simultaneously; because water protective device 100 is arranged on side frame 81; monitoring water level is not by the impact of base plate 82 with the spacing of inner bag 6; the impact of assembly precision on sensed water level of base plate 82 can be eliminated thus; thus the actual range between flood level and electrical part can be ensured better, and then control accuracy and safety coefficient can be improved further.
According to the dish-washing machine 200 of the embodiment of the present invention; by above-described embodiment is arranged on side frame 81 with the water protective device 100 with dish-washing machine 200; thus the leaking of the water level can monitored in inner bag 6 and components and parts; high water level protection can be realized when inner bag 6 water level is too high simultaneously; realize overflow protection when dish-washing machine 200 leaks, have that dependability is high, structure and assembling is simple, low cost and other advantages.
In the description of this description, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.In addition, the different embodiment described in this description or example can carry out engaging and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (15)
1. for a water protective device for dish-washing machine, it is characterized in that, comprising:
Housing, has float storehouse and Pressure chamber in described housing, described housing is provided with the outlet pass be communicated with described float storehouse and the blow vent be communicated with Pressure chamber;
Diaphragm seal, described diaphragm seal is established on the housing and Pressure chamber described in capping, the deformation with the pressure change in described Pressure chamber of described diaphragm seal;
Float, described float to be located in described float storehouse and to float with the SEA LEVEL VARIATION in described float storehouse;
Control lever, described control lever is established movably on the housing between shake-up position and off-position, described control lever be connected with described float and described diaphragm seal towards described control lever, from described off-position, the power moved to needed for described shake-up position is provided by described float and described diaphragm seal described control lever;
Protection switch, described protection switch is established on the housing, described control lever touch described protection switch when described shake-up position and in described off-position time discharge described protection switch.
2. the water protective device for dish-washing machine according to claim 1; it is characterized in that; float position in storehouse is below described Pressure chamber; a part for described control lever is positioned at above described Pressure chamber; described protection switch is positioned at above described control lever, and from described shake-up position, the power moved to needed for described off-position is provided by the gravity of described control lever and described float described control lever.
3. the water protective device for dish-washing machine according to claim 2, is characterized in that, the sidewall that described outlet pass is located at described float storehouse extends to the diapire in described float storehouse.
4. the water protective device for dish-washing machine according to claim 2, is characterized in that, on the sidewall that described blow vent is located at described Pressure chamber and the upper surface of Pressure chamber described in described diaphragm seal capping.
5. the water protective device for dish-washing machine according to claim 2, is characterized in that, described control lever comprises:
Horizontal limb, described horizontal limb is positioned at above described Pressure chamber, and described control lever described horizontal limb when described shake-up position touches described protection switch, and described control lever described horizontal limb when described off-position discharges described protection switch;
Two connection legs, the upper end of two described connection legs is connected with the two ends of described horizontal limb respectively, and the roof in described float storehouse is provided with two via holes, and the lower end of two described connection legs is each passed through two described via holes and is connected with described float.
6. the water protective device for dish-washing machine according to claim 5, is characterized in that, described float is circular camel, two described connection legs be connected to described circular camel outer peripheral edge place and in the radial direction of described circular camel relatively.
7. the water protective device for dish-washing machine according to claim 5, is characterized in that, described connection leg is provided with joint pin and described float is provided with connecting hole, and described joint pin is engaged in described connecting hole.
8. the water protective device for dish-washing machine according to claim 5; it is characterized in that; described housing is provided with the brace rod that contiguous described via hole is arranged, and described connection leg is provided with back-up block, and described control lever described back-up block when described off-position is supported on described brace rod.
9. the water protective device for dish-washing machine according to claim 1; it is characterized in that; described diaphragm seal is provided with the boss towards described control lever projection, and from described off-position, the power moved to needed for described shake-up position is provided by the boss described float and described diaphragm seal described control lever.
10. the water protective device for dish-washing machine according to claim 9, is characterized in that, the cross section of described boss is cross.
11. water protective device for dish-washing machine according to any one of claim 1-10, it is characterized in that, described housing comprises:
Base, described float storehouse, described Pressure chamber, described outlet pass, described blow vent and described control lever are all located on described base;
Upper cover, described detachable upper cover is detachably arranged on described base, described diaphragm seal to be located between described upper cover and described base and described on cover to be provided with and dodge mouth for what expose described diaphragm seal, described protection switch be located at described on cover.
12. water protective device for dish-washing machine according to claim 11, is characterized in that, cover on described and be provided with support, described protection switch is established on the bracket.
13. water protective device for dish-washing machine according to claim 1, is characterized in that, described housing is provided with the breather pipe be communicated with described blow vent.
14. 1 kinds of dish-washing machines, is characterized in that, comprising:
Inner bag;
Water tumbler, described water tumbler to be arranged on described inner bag and to have gas storehouse in described water tumbler;
Chassis, described chassis is located at the bottom of described inner bag;
Water protective device, described water protective device is the water protective device for dish-washing machine according to any one of claim 1-13, and described housing to be arranged on described chassis and to be positioned at below described inner bag, and described blow vent is communicated with described gas storehouse.
15. dish-washing machines according to claim 14, is characterized in that, described chassis comprises:
Side frame, described side frame is arranged on the bottom of described inner bag;
Base plate, described base plate is arranged on the bottom of described side frame, and described water protective device to be arranged on described side frame and to be positioned at above described base plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510690940.2A CN105231968B (en) | 2015-10-20 | 2015-10-20 | Water protective device for dish-washing machine and the dish-washing machine with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510690940.2A CN105231968B (en) | 2015-10-20 | 2015-10-20 | Water protective device for dish-washing machine and the dish-washing machine with it |
Publications (2)
| Publication Number | Publication Date |
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| CN105231968A true CN105231968A (en) | 2016-01-13 |
| CN105231968B CN105231968B (en) | 2018-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510690940.2A Active CN105231968B (en) | 2015-10-20 | 2015-10-20 | Water protective device for dish-washing machine and the dish-washing machine with it |
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| CN105769101A (en) * | 2016-04-29 | 2016-07-20 | 佛山市顺德区美的洗涤电器制造有限公司 | Dish washing machine |
| CN106725206A (en) * | 2016-12-27 | 2017-05-31 | 佛山市顺德区美的洗涤电器制造有限公司 | Dish-washing machine |
| CN107411679A (en) * | 2017-09-20 | 2017-12-01 | 佛山市顺德区美的洗涤电器制造有限公司 | Float module and dish-washing machine |
| CN108042084A (en) * | 2018-01-22 | 2018-05-18 | 佛山市顺德区美的洗涤电器制造有限公司 | The base assembly of dish-washing machine |
| WO2019165873A1 (en) * | 2018-02-27 | 2019-09-06 | 青岛海尔洗衣机有限公司 | Upper cover assembly for shoe washing machine and shoe washing machine |
| CN110881933A (en) * | 2019-12-06 | 2020-03-17 | 佛山市顺德区美的洗涤电器制造有限公司 | Water level protection switch, dish washer water supply installation and dish washer |
| CN112568848A (en) * | 2019-09-27 | 2021-03-30 | 青岛海尔洗碗机有限公司 | Overflow switch and dish-washing machine |
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| CN110881933B (en) * | 2019-12-06 | 2021-05-07 | 佛山市顺德区美的洗涤电器制造有限公司 | Water level protection switch, dish washer water supply installation and dish washer |
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Effective date of registration: 20220803 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 528311 20 Beijiao Road, Beijiao Town, Shunde District, Foshan, Guangdong Patentee before: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |