CN106592165A - Detergent feeding device and washing machine - Google Patents

Abstract

The invention discloses a detergent dispensing device and a washing machine. The detergent dispensing device includes a detergent box body and an upper cover matched with the box body. The box body includes at least one cavity provided with a liquid outlet. The upper cover is provided with a liquid injection port and a flip cover for closing/opening the liquid injection port. One end of the flip cover is provided with at least one flip cover shaft seat, and at least one is provided on the upper surface of the upper cover near the liquid injection port. The shaft seat of the liquid injection port, the shaft seat of the flip cover and the shaft seat of the liquid injection port are rotatably connected through the shaft seat connecting piece. The present invention improves the arrangement of the shaft seat at the liquid injection port. Since the shaft seat and the upper cover are of an integrated structure, and there is a certain distance between the shaft seat and the detergent liquid injection port, the use of hinge connection will not affect the inside of the box body. The airtightness of the utility model is affected, and the upper cover and the flip cover are set on the same horizontal plane, so that the upper cover is more integrated, and it is very convenient to use.

Description

Detergent feeding device and washing machine

technical field

The invention relates to the technical field of washing machines, in particular to a detergent injection device on a washing machine and a washing machine with the detergent injection device.

Background technique

The detergent injection device is an important part of the washing machine. The user puts detergent, softener, etc. into the detergent box, and the detergent is flushed into the washing bucket of the washing machine by the water for washing. With the development of functions, problems have also increased. One of the problems is that when the detergent delivery system is not used for a long time, the detergent will dry up in it, which is not only not conducive to the cleaning of the detergent box, but also leads to a decrease in washing efficiency, and even causes the entire The automatic detergent dispensing device cannot operate normally, and the biggest cause of dryness is the poor sealing of the liquid injection port in the entire system, and some washing machine detergent boxes do not even have a top cover for the detergent box.

Now most of the washing machine boxes are directly connected by hinges between the flip cover and the upper cover, and the shaft seat and the box body are roughly in the same plane all the time. There are problems such as dryness, and because the detergent box is in a humid state, coupled with long-term wear and tear, the mechanical properties of the joint parts will decrease, the overall strength of the detergent box will decrease, and even the overall paralysis of the automatic delivery system will be caused.

Aiming at the sealing problem of the detergent box, the Chinese utility model patent with application number CN201520083746.3 provides a detergent box for washing machine, the content is, a detergent box for washing machine, including a box body and a box cover , the box body has a liquid inlet; the lid is detachably matched with the liquid inlet to open and close the liquid inlet, wherein the lid includes a cover plate, is arranged on the lower surface of the cover plate and surrounds the outer periphery of the cover plate The skirt along the edge and the sealing peripheral rib provided on the lower surface of the cover plate and adjacent to the inner peripheral wall of the skirt, the inner peripheral wall of the skirt matches the outer peripheral wall of the liquid inlet and the sealing peripheral rib The outer peripheral wall cooperates with the inner peripheral wall of the liquid inlet. But this technical scheme has the following problems: it is very inconvenient to use because the box cover needs to be opened during use, and because the sealing rib and the liquid injection port have an interference fit, the sealing rib will be caused to a certain loss when the box cover is tightened, and long-term use will not only Sealing performance declines, and other parts of the junction of the worn lid and the box body are also prone to damage, which reduces the service life of the device.

In view of this, the present invention is proposed.

Contents of the invention

The technical problem to be solved in the present invention is to provide a detergent delivery device with convenient operation, simple structure, good sealing performance, stable and reliable long-term use and a washing machine with the detergent delivery device in view of the deficiencies in the prior art .

For realizing the purpose of the invention of the present invention, the present invention adopts following technical scheme:

A detergent dispensing device, comprising a detergent box body and an upper cover mated with the box body, the box body includes at least one cavity provided with a liquid outlet, and the upper cover is provided with a liquid injection port and a A flip cover for closing/opening the liquid injection port, one end of the flip cover is provided with at least one flip cover shaft seat, and at least one liquid injection port shaft seat is provided on the upper surface of the upper cover near the liquid injection port, and the flip cover shaft The base and the shaft seat of the liquid injection port are rotatably connected through a connecting piece, and the shaft seat of the liquid injection port is arranged on the upper cover near the liquid injection port.

Due to the integrated structure of the shaft seat of the liquid injection port and the upper cover, and a certain distance is left between the shaft seat of the liquid injection port and the liquid injection port of the detergent, the sealing performance inside the box body will not be affected, and it is very convenient to use.

Preferably, the upper surface of the upper cover around the liquid injection port is recessed toward the interior of the detergent box to form a depression, the shaft seat of the liquid injection port is arranged on the upper surface of the depression, and the upper cover is closed on the liquid injection port. The mouth is flush with the upper surface of the upper cover, which not only makes the upper cover more integrated, but also facilitates the opening and closing of the device.

Preferably, the shaft seat connector connecting the shaft seat of the flip cover and the shaft seat of the liquid injection port is a rotating shaft, and shaft holes are respectively arranged on the shaft seat of the flip cover and the shaft seat of the liquid injection port, and the shaft passes through the shaft seat of the flip cover and the shaft seat of the liquid injection port at the same time. The shaft hole on the shaft seat of the liquid injection port can adjust the number of shaft sleeves and shaft seats as required, so that the strength and performance are relatively stable, and the service life of the detergent injection device is prolonged.

Preferably, the upper cover is provided with a limiting device, which is detachably mounted on the upper cover, one end of the shaft seat connector is limited by the limiting device, and the other end is passed through the shaft seat of the liquid injection port. Or the position of the flip shaft seat is limited, and the position of the shaft seat connection is fixed through the detachable limit device and the flip shaft seat, which is convenient for disassembly and replacement.

Preferably, a recess is provided at the contact portion between the limiting device and the shaft seat connector, the recess matches the size of the end of the shaft seat connector, the end of the shaft seat connector is limited by the recess, Hiding the end of the rotating shaft in the limit device can not only avoid the wear of the parts but also make the upper cover more integral.

Preferably, the box body is respectively provided with a detergent chamber and a softener chamber, the liquid inlet includes a detergent liquid inlet and a softener liquid inlet, and the limiting device is arranged at the detergent liquid inlet Between the liquid injection port shaft seat of the softener liquid injection port, one end of the shaft seat connector at the detergent liquid injection port and the softener liquid injection port is limited by the limit device, and one limit The device can simultaneously fix the shaft seat connecting piece of the flip cover on the detergent liquid injection port and the softener liquid injection port, which not only has a simple structure, but also saves cost.

Preferably, the flip cover is matched with the size and shape of the liquid injection port, and a sealing gasket is provided on the flip cover, and the sealing gasket is matched with the liquid injection port, and the inner peripheral wall of the liquid injection port has an inwardly inclined The inclined surface further improves the sealing performance of the flip cover and the liquid injection port.

Preferably, the flip cover includes an upper flip cover and a lower flip cover, the lower surface of the upper flip cover and the upper surface of the lower flip cover are tightly fitted and fixedly connected as one, and a sealing gasket is provided on the lower flip cover, and the sealing gasket and the liquid injection The inner peripheral wall of the liquid injection port has an inwardly inclined inclined surface, not only will not cause wear to the sealing gasket, but also such an arrangement is more conducive to the sealing of the box body.

In addition, the present invention also protects a washing machine, which has the detergent dispensing device described in the above technical solution.

After adopting the above technical solution, the present invention has the following beneficial effects compared with the prior art:

The present invention improves the structure of the existing detergent box. The side of the upper cover away from the liquid outlet is sunken downward, a liquid injection port is arranged in the sunken part, and an axle seat is arranged at one end of the sunken part. The axle seat It is made integrally with the upper cover, so the use of hinge connection will not affect the sealing inside the box, and it is very convenient to use. In addition, one end of the shaft seat connection is fixed by a limit device, and the other end of the shaft seat connection It is fixed by the shaft sleeve, and the shaft seat connection is fixed in the shaft sleeve and the shaft seat through the limit device and the shaft sleeve. Since the limit device is detachable, it is very convenient to disassemble and replace the shaft seat connection, and the shaft seat The connecting piece is protected by the shaft sleeve and the shaft seat, its strength and performance are relatively stable, which prolongs the service life of the detergent delivery device, and the inner peripheral wall of the liquid injection port has an inclined surface inclined inward, and the flip cover and the sealing gasket are in line with the inclined surface The shape matches, not only will there be no wear of the sealing gasket, which will cause it to be unusable, but also this setting is more conducive to the sealing of the box body. It is a kind of detergent that is easy to operate, simple in structure, good in sealing performance, and stable and reliable for long-term use. drop device.

Description of drawings

Fig. 1 is a front view of a detergent dispensing device according to an embodiment of the present invention;

Fig. 2 is a schematic structural view of a detergent dispensing device according to an embodiment of the present invention;

Fig. 3 is a cross-sectional view of a mechanical limit device of a detergent dispensing device according to an embodiment of the present invention;

Fig. 4 is a schematic structural diagram of a detergent dispensing device according to an embodiment of the present invention;

Fig. 5 is an exploded view of a rotating shaft and a shaft seat of a detergent dispensing device according to an embodiment of the present invention;

Fig. 6 is a schematic structural view of a mechanical limit device of a detergent dispensing device according to an embodiment of the present invention;

Fig. 7 is an exploded view of a mechanical limiting device of a detergent dispensing device according to an embodiment of the present invention.

In the figure: box body 1; upper cover 2; limit device 21; recessed part 22; liquid outlet 3; liquid inlet 4; liquid inlet shaft seat 5; shaft hole 51; flip cover 6; flip cover shaft seat 61; Gasket 62; upper flip 611; lower flip 612; mechanical limit device 7; touch terminal 8, button 81, button extension 82, second elastic member 83, fourth limit plate 84, limit hole 85, limit end 9, second extension 91, first extension 92, second through hole 222, first through hole 211, third elastic member 93, transmission mechanism 10, transmission rod 101, elastic member installation hole 102, first elastic 103, the second limiting plate 104, the first limiting plate 105, the third limiting plate 106, the limiting device 321, and the shaft seat connecting piece 11.

detailed description

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. The following embodiments are used to illustrate the present invention , but not to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer" etc. The indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, or in a specific orientation. construction and operation, therefore, should not be construed as limiting the invention.

In the description of the present invention, it should be noted that unless otherwise specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it may be mechanically connected or electrically connected; it may be directly connected or indirectly connected through an intermediary. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention in specific situations.

A washing machine detergent dispensing device as shown in Figures 1 and 2, comprises a detergent box body 1 and an upper cover 2 matched and connected with the box body, the box body 1 includes at least one cavity provided with a liquid outlet 3, The upper cover 2 is provided with a liquid injection port 4 and a flip cover 6 that covers the liquid injection port 4. One end of the flip cover 6 is provided with at least one flip shaft seat 61, and one end of the liquid injection port 4 is provided with at least one liquid injection port shaft seat 5. , the shaft seat 5 of the liquid injection port is a protrusion formed by integral injection molding of the upper cover 2 , and the shaft seat 61 of the flip cover and the shaft seat 5 of the liquid injection port are rotatably connected by a shaft seat connector 11 .

Due to the integrated structure of the liquid injection port shaft seat 5 and the upper cover 2, the use of hinge connection will not affect the sealing performance inside the box body 1, and it is very convenient to use. The seat 5 is directly arranged on the loam cake and affects the sealing performance in the box body.

In addition, in order to better control the pulling, opening and closing of the detergent dispensing device, as shown in Figures 3, 6 and 7, the detergent dispensing device provided by the present invention includes a box body and an upper cover 2, and the upper cover 2 is provided with The mechanical limit device, the mechanical limit device includes a touch terminal 8 and a limit end 9, and the touch terminal 8 controls the action of the limit end 9 through the transmission mechanism 10. Specifically, the detergent dispensing device can be drawn and arranged in the water tank of the washing machine, and the touch terminal 8 controls the movement of the limit end 9 through the transmission mechanism 10, so that the detergent dispensing device and the washing machine water tank are locked or unlocked.

Further, the transmission mechanism 10 is arranged on the back of the upper cover 2 and has a distance from the upper cover 2, and the touch end 8 and the limit end 9 are in movably contact with the transmission mechanism 10 along the direction perpendicular to the upper cover 2 respectively. , the transmission mechanism 10 is set movably in the horizontal direction under the action of the touch terminal 8 , and the limit end 9 moves down to the unlocked state or rises to the locked state as the transmission mechanism 10 moves horizontally.

It should be noted that the vertical direction here refers to the direction perpendicular to the direction in which the detergent dispensing device is drawn out from the water tank of the washing machine, and the horizontal direction refers to the direction parallel to the direction in which the detergent dispensing device is drawn out from the water tank of the washing machine .

Specifically, when the touch terminal 8 is not pressed, the touch terminal 8 , the limit terminal 9 and the transmission mechanism 10 are all in the initial position. At this time, the limiting end 9 can cooperate with the water tank of the washing machine to lock the detergent dispensing device. At this time, the limiting end 9 is in a locked state. At this time, the detergent dispenser cannot be pulled out completely from the water tank.

When the touch terminal 8 is pressed, the limit end 9 descends, the limit end 9 is separated from the water tank of the washing machine, and the limit end 9 is in an unlocked state. The detergent dispenser can be pulled completely out of the water tank.

When the touch terminal 8 is released, the touch terminal 8, the limit terminal 9 and the transmission mechanism 10 return to the initial position. At this time, the limit end 9 rises and resets to the locked state.

Further, the touch terminal 8 and the limit terminal 9 are respectively movably contacted with the transmission end of the transmission mechanism 10 along the vertical direction of the box cover. The part where the end 8 and the limit end 9 are in contact, and the ends where the touch end 8 and the limit end 9 are in contact with the transmission mechanism 10 are respectively set as inclined surfaces, and the transmission mechanism 10 has a transmission inclined surface cooperating with the inclined surfaces. In another situation, the ends of the touch-control end 8 and the limit end 9 that are in contact with the transmission mechanism 10 are respectively set as pulleys, and the transmission mechanism 10 has a transmission slope that cooperates with the pulleys. The above arrangement makes the touch end 8 and the limit end 9 respectively keep in contact with the transmission mechanism 10 at a relatively movable point or in surface contact. When it is necessary to fully extract the detergent dispensing device from the water tank of the washing machine, pressing the touch terminal 8 generates a force perpendicular to the direction in which the detergent dispensing device is drawn out, which makes the transmission mechanism 10 move along the direction in which the detergent dispensing device is drawn out, and at the same time , the position of the limit end 9 is lowered to the unlocked state, the limit end 9 is separated from the water tank of the washing machine, and the detergent injection device can be completely drawn out from the water tank of the washing machine.

Example 1

As a further preferred mode of the embodiment of the present invention, as shown in FIG. 2 , the liquid inlet 4 includes a recessed portion 22 formed by the upper cover being recessed toward the inside of the detergent box, and the liquid inlet shaft seat is arranged at one end of the recessed portion. The highest point of the liquid injection port shaft seat is set lower than the upper surface of the upper cover 2, or is flush with the upper surface of the upper cover 2, and the liquid injection port shaft seat 5 and the flip cover 6 are arranged on the recessed part 22, so that the flip cover 6 When closed, the flip cover 6 and the upper cover 2 are on the same plane, which is not only beautiful, but also beneficial to the opening and closing of the whole device.

There is a distance allowing the flip cover 6 to rotate freely between the liquid inlet shaft seat 5 and the part of the upper cover above the recessed portion 22, so that the user can open the flip cover more conveniently and freely.

Example 2

As a further preferred mode of the embodiment of the present invention, as shown in Figure 4, the flip cover 6 is connected to the shaft seat 5 of the liquid injection port through the shaft seat connector 11, and the flip cover 6 is provided with a flip cover that matches the shaft seat connector 11 The shaft seat 61 and the shaft seat 5 of the liquid injection port are provided with a shaft hole 51 matched with the shaft seat connector. The flip shaft seat 61 and the liquid injection port shaft seat 5 can be set in multiples. There are 3, and the liquid injection port shaft seat 5 is 2.

The shaft seat 5 of the liquid injection port and the shaft seat 61 of the flip cover are arranged alternately. The shaft seat connecting piece 11 passes through the shaft seat 61 of the flip cover and the shaft hole 51. Above, one end of the shaft seat connector 11 is fixed by the limit device 21, the other end of the shaft seat connector is fixed by the flip shaft seat 61, and the shaft seat connector 11 is fixed on the flip shaft seat by the limit device 21 and the flip shaft seat 61 61 and in the shaft seat 5 of the liquid injection port.

Because the limit device 21 is detachable, it is very convenient to disassemble and replace the shaft seat connector 11, and the shaft seat connector 11 is protected by the flip cover shaft seat 61 and the liquid injection port shaft seat 5, not only for the shaft seat connector 11, the fixing effect is better, and the strength and performance of the joint are relatively stable, prolonging the service life of the detergent feeding device.

More preferably, a recess is provided at the contact portion between the limiting device 21 and the shaft seat connector 11, the recess matches the size of the end of the shaft seat connector 11, the end of the shaft seat connector 11 is limited by the recess, and the shaft seat The end of the connecting piece 11 is hidden in the limiting device 21, which not only fixes the shaft seat connecting piece 11 better, but also avoids wear and tear of the components, making the upper cover more integral.

Example 3

As a further preferred mode of the embodiment of the present invention, as shown in Figure 1 or 2, a detergent chamber and a softener chamber are respectively provided in the box body 1, and the liquid inlet 4 includes a detergent liquid inlet and a softener chamber. For the liquid port, the limiting device 21 is located between the detergent liquid inlet and the softener liquid inlet, which not only meets the needs of users, but also a limiting device 21 can simultaneously fix the detergent liquid inlet and the softener liquid inlet. The shaft seat connector 11 not only has a simple structure, is convenient to disassemble and replace, but also saves cost.

Example 4

As a further preferred mode of the embodiment of the present invention, as shown in Figure 1, the flip cover 6 matches the size and shape of the liquid injection port 4, and the flip cover 6 is provided with a sealing gasket 62, and the outer peripheral wall of the sealing gasket 62 is in contact with the inner surface of the liquid injection port 4. The surrounding walls match. The inner peripheral wall of the liquid inlet 4 has an inclined surface inclined inward.

As shown in Figure 3, more preferably, flip 6 comprises an upper flip 611 and a lower flip 612, the lower surface of the upper flip 611 and the upper surface of the lower flip 612 are tightly fitted and fixedly connected as one, and the size and shape of the lower flip 612 are consistent with the liquid injection. The mouth 4 is matched, and the lower flip cover 612 is provided with a sealing gasket 62, and the outer peripheral wall of the sealing gasket 62 is matched with the inner peripheral wall of the liquid injection port 4, and the inner peripheral wall of the liquid injection 4 has an inwardly inclined inclined surface.

Example 5

As shown in Figures 3, 6 and 7, on the basis of the above-mentioned embodiments, the transmission mechanism 10 in the detergent dispensing device described in this embodiment includes a transmission rod 101, and the transmission rod 101 is provided with an elastic member installation hole 102. The side wall of the component mounting hole 102 extends upwards, and the transmission mechanism 10 also includes a first elastic component 103 at the elastic component mounting hole 102 that cooperates with the upper cover 2 to reset the transmission mechanism 10 to its initial position. Specifically, the first elastic member 103 is a telescopic spring.

Further, the upper cover 2 is configured with a first limiting plate 105, the first limiting plate 105 penetrates into the elastic member installation hole 102, and the first elastic member 103 stops against the first limiting plate 105 and the elastic member installation Between the side walls of the hole 102, the two ends of the first elastic member 103 can be affixed to the first limiting plate 105 and the side wall of the elastic member installation hole 102, so as to avoid the first step when the transmission mechanism 10 is reset. An elastic piece 103 falls off.

Further, the upper cover 2 is also configured with a second limiting plate 104, the second limiting plate 104 cooperates with the elastic component installation hole 102 against the side wall opposite to the side wall of the first elastic component 103, and limits the position of the transmission rod 101. The movement distance is limited, and the reset state of the first elastic member 103 is limited at the same time, so that the first elastic member 103 will not fall off.

In the actual product, the first limiting plate 105 is designed so that the distance between it and the side wall of the elastic member mounting hole 102 is smaller than the initial length of the first elastic member 103 when no external force is applied, so as to avoid resetting of the transmission mechanism 10 During the process, the first elastic member 103 falls off.

When the touch terminal 8 is not pressed, the touch terminal 8 is in the initial position. At this time, the first elastic member 103 is in the initial state, has no elastic deformation, and does not accumulate elastic potential energy. The transmission mechanism 10 is in the initial position, and the transmission mechanism 10 is in the initial position. The limiting end 9 has an active force, the limiting end 9 is in the initial position, and the limiting end 9 is in a locked state.

In actual products, when the detergent dispensing device is small, the distance between the side wall of the elastic member installation hole 102 and the first limiting plate 105 may be smaller than the initial length of the first elastic member 103 when no external force is applied. At this time, the touch terminal 8 is not pressed, and the touch terminal 8 does not make the transmission rod 101 move, but the first elastic member 103 is already in a compressed state, undergoes elastic deformation, and accumulates elastic potential energy, which will cause the transmission rod 101 to move. Under the action of the elastic force, the transmission mechanism 10 cannot be at the initial position when it moves toward the limit end 9 . Therefore, in order to avoid the above situation, the upper cover 2 is provided with a second limit plate 104, the second limit plate 104 can prevent the transmission rod 101 from moving in the direction of the limit end 9, ensuring that the touch end 8 is not pressed. , the transmission mechanism 10 is in the initial position, and the limit end 9 is in the locked state.

When the touch terminal 8 is pressed, the second elastic member 83 is compressed, the transmission rod 101 is under the action of the force of the touch terminal 8, the transmission mechanism 10 moves to the direction of the touch terminal 8, and the first elastic member 103 is stressed Compression deformation, the force of the transmission rod 101 acting on the limit end 9 disappears, and the limit end 9 is in an unlocked state.

As shown in FIG. 6 , as a further preferred implementation of Embodiment 1 of the present invention, a third limiting plate 106 abutting against the first elastic member 103 is configured on the side wall of the elastic member installation hole 102 . The third limiting plate 106 is used to prevent the first elastic member 103 from falling off, and make the elastic force of the first elastic member 103 act on the transmission rod along the moving direction of the transmission rod 101 .

Example 6

As shown in Figures 3, 6 and 7, on the basis of the above-mentioned embodiments, in the detergent dispensing device described in this embodiment, the touch terminal 8 includes a button 81, a button extension 82 and a button for resetting the touch terminal 8. The second elastic member 83, the button 81 and the button extension 82 are respectively arranged at the two ends of the touch terminal 8, and the end of the button extension 82 contacts with the transmission mechanism 10 is a slope, and the slope of the end of the button extension 82 and The slope of the transmission mechanism 10 is always in contact during the process of pressing and canceling the pressing of the touch terminal 8 . The vertical downward force of the touch terminal 8 is changed into a horizontal force acting on the transmission mechanism 10 at the slope.

Further, the upper cover 2 is provided with a first through hole 211 for the button 81 to pass through. When the touch terminal 8 is not pressed and the touch terminal 8 is in the initial position, the top surface of the button 81 is flush with the upper surface of the box cover. together. Press the button 81 to move the touch terminal 8 downward.

As shown in Figure 6, a cavity for placing a second elastic member 83 is provided in the button 81. One end of the second elastic member 83 stops against the button 81, and the other end directly stops against the upper cover 2. Further, the upper cover 2. A fourth limiting plate 84 is installed at the place corresponding to the button 81, and the other end of the second elastic member 83 stops against the fourth limiting plate 84. At this time, the other end of the second elastic member 83 stops against the upper Cover 2. Preferably, the second elastic member 83 is a return spring, and the return spring stops between the button 81 and the fourth limiting plate 84 . Pressing the button 81 compresses and deforms the return spring, and the touch terminal 8 moves downward. When the button 81 is canceled, the return spring elastically deforms, and the elastic force makes the touch terminal 8 move upward, and the touch terminal 8 returns to the initial position.

Further, the shape of the fourth limiting plate 84 is the same as or similar to the cross-sectional shape of the button 81. The touch terminal 8, the fourth limiting plate 84 and the transmission mechanism 10 are installed on the upper cover 2 in sequence. The fourth limiting plate 84 A limiting hole 85 is provided on the top for the button extension 82 to pass through. The inner side of the limiting hole 85 is provided with a slope, and the slope is always in contact with the slope at the end of the button extension 82 . The fourth limiting plate 84 stops against the return spring and indirectly limits the downward movement distance of the touch terminal 8. When the force of the user pressing the button 81 is too large, the downward movement distance of the touch terminal 8 is large. The fourth limiting plate 84 blocks the downward movement of the return spring and the touch terminal 8 , preventing the touch terminal 8 from being out of contact with the transmission mechanism 10 .

Example 7

As shown in Figures 3, 6 and 7, on the basis of the above-mentioned embodiments, in the detergent dispensing device described in this embodiment, the position-limiting end 9 includes a first extension 92 and a second extension 91, the first extension The portion 92 and the second extension portion 91 are respectively provided at two ends of the limiting end 9 . The end of the first extension 92 is in contact with the transmission mechanism 10. The slope at the end of the first extension 92 is always in contact with the slope of the transmission mechanism 10. The force in the horizontal direction of the transmission mechanism 10 changes at the slope. is the vertical force acting on the limit end 9. The upper cover 2 is provided with a second through hole 222 through which the second extension portion 91 passes. The limiting end 9 further includes a third elastic member 93 , one end of the third elastic member 93 abuts against the inner surface of the upper cover 2 , and the other end of the third elastic member 93 abuts against the first extension portion 92 .

In the locked state, the touch end 8, the limit end 9, and the transmission rod 101 are all in the initial position, and the second elastic member 83 arranged between the upper cover 2 and the second extension 82 and the first elastic member 83 arranged on the upper cover 2 The first elastic member 103 between the limiting plate 105 and the transmission rod 101 is in an elastic state, while the third elastic member 93 arranged between the upper cover 2 and the first extension 92 is in a compressed and deformed state, accumulating elastic potential energy .

When the touch terminal 8 is pressed, the second elastic member 83 is compressed, and at the same time, the transmission rod 101 is pulled to move in the direction of the touch terminal 8, the first elastic member 103 is compressed, the force of the transmission mechanism 10 on the limit end 9 disappears, and the second The three elastic parts 93 will resume elastic deformation, and the elastic potential energy accumulated before becomes a force acting downward on the limiting end 9, and the pulling limiting end 9 moves toward the box body to enter the unlocked state.

When the touch terminal 8 is released, the first elastic member 103 and the second elastic member 83 will resume elastic deformation, and when the transmission mechanism 10 is pushed to move in the direction of the limit end 9, the third elastic member 93 will be compressed to make the limit end 9 Move up to reset to the locked state.

Furthermore, one or two baffles perpendicular to the box cover can also be provided on the upper cover 2 , and the stopper is at the third elastic member 93 to ensure that the position-limiting end 9 moves up and down in a direction perpendicular to the upper cover 2 .

It should be noted that the implementations in the above examples can be further combined or replaced, and the examples are only descriptions of preferred embodiments of the present invention, and are not intended to limit the concept and scope of the present invention. Under the premise, various changes and improvements made by those skilled in the art to the technical solution of the present invention all belong to the protection scope of the present invention.

Claims (10)

1. a kind of detergent throwing device, including detergent box body and the upper lid in mating connection with box body, institute Stating box body includes at least one cavity volume for being provided with liquid outlet, it is characterised in that：The upper lid is provided with throwing liquid mouth Renovating for liquid mouth is thrown with for covering/opening, described one end renovated is provided with least one and renovates axle bed, upper lid Upper surface is provided with least one throwing liquid mouth axle bed near liquid mouth end is thrown, described to renovate axle bed and throw liquid mouth axle Seat is rotatably connected by axle bed connector.

2. detergent throwing device as claimed in claim 1, it is characterised in that：The throwing liquid mouth surrounding Upper cap upper surface is in depression portion to detergent tray interior concave shape, and the throwing liquid mouth axle bed is arranged on the depression The upper surface in portion, it is described it is upper cover throw liquid mouth on it is concordant with upper cap upper surface.

3. detergent throwing device as claimed in claim 1 or 2, it is characterised in that：The throwing liquid mouth axle The peak of seat is arranged less than the upper surface of upper lid, or concordant with the upper surface of upper lid is arranged.

4. detergent throwing device as claimed in claim 1 or 2, it is characterised in that：The connection is renovated Axle bed and the axle bed connector for throwing liquid mouth axle bed are a rotating shaft, renovate axle bed and throw and be respectively provided with liquid mouth axle bed Axis hole, described rotating shaft is also cross the axis hole renovated on axle bed and throwing liquid mouth axle bed.

5. detergent throwing device as claimed in claim 1 or 2, it is characterised in that：It is covered with described One stopping means, stopping means are removably mounted on lid, and axle bed connector one end end is by limit Position device is spacing, and other end end is by throwing liquid mouth axle bed or to renovate axle bed spacing.

6. detergent throwing device as claimed in claim 5, it is characterised in that：Set on the stopping means There is a recess, the end of the axle bed connector is spacing in described recess.

7. detergent throwing device as claimed in claim 6, it is characterised in that：Set in the box body respectively There are detergent cavity volume and softener cavity volume, the throwing liquid mouth includes that detergent throws liquid mouth and softener throws liquid mouth, The stopping means are located between the throwing liquid mouth axle bed that detergent throws liquid mouth and softener throwing liquid mouth, the washing Liquid mouth is thrown in agent and the axle bed connector one end end at softener throwing liquid mouth is spacing by the stopping means.

8. detergent throwing device as claimed in claim 1 or 2, it is characterised in that：It is described to renovate and institute State throwing liquid mouth size shape to be engaged, renovate and be provided with a seal washer, the seal washer and the throwing liquid Mouth is engaged, and the internal perisporium for throwing liquid mouth has intilted inclined plane.

9. detergent throwing device as claimed in claim 1 or 2, it is characterised in that：It is described renovate including Upper strata is renovated and is renovated with lower floor, and the lower surface that upper strata is renovated is brought into close contact fixed company with the upper surface that lower floor renovates One is connected in, seal washer is provided with lower floor renovates, the seal washer is engaged with the throwing liquid mouth, The internal perisporium for throwing liquid mouth has intilted inclined plane.

10. a kind of washing machine with the arbitrary described detergent throwing device of claim 1-9.