Mechanical liquid injection valve

Abstract

The utility model belongs to the field of liquid injection valves, and relates to a mechanical liquid injection valve which comprises a base, a liquid storage space is formed on the base, a liquid inlet and a liquid outlet are arranged on the base, and the liquid inlet is communicated with the liquid storage space; the liquid outlet is communicated with the liquid containing space; the cover body is connected to the base, a water flow space is formed in the cover body, a water inlet and a water outlet are formed in the cover body, and the water inlet and the water outlet are respectively communicated with the water flow space; the adjusting part is arranged between the cover body and the base, and the adjusting part is respectively matched with the water flow space on the cover body and the liquid containing space on the base. After the structure is adopted, the washing machine has the beneficial effects that through the design of the adjusting part, the laundry detergent can be controlled according to the set water consumption of the washing machine, so that the operation of people is facilitated; furthermore, the pressure intensity and pressure of the water flow are matched with the adjusting part, a plunger on the adjusting part is controlled to move, and therefore the laundry detergent can flow out conveniently.

Description

Technical Field

[0001] The utility model belongs to the technical field of liquid injection valves, in particular to a mechanical liquid injection valve. Background Art

[0002] With the development of technology, washing machines have basically appeared in everyone's homes. When using a washing machine, detergent is added to the washing machine for cleaning. Traditionally, detergent is added manually by first putting clothes into the washing machine, then pouring the detergent into a quantitative cup, and then pouring the detergent from the quantitative cup into the washing machine; some people even pour the detergent directly into the washing machine for convenience, so it is difficult for users to control the amount of detergent. Utility Model Content

[0003] In order to solve the above problems in the prior art, the utility model provides a mechanical liquid injection valve, which is used to solve the problem that the amount of laundry liquid cannot be controlled when the existing washing machine is in use.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] As one aspect of the utility model, a mechanical liquid injection valve is provided, which comprises: a base, a liquid storage space is formed on the base, a liquid inlet and a liquid outlet are provided on the base, the liquid inlet is connected to the liquid storage space; the liquid outlet is connected to the liquid storage space;

[0006] A cover body, the cover body is connected to the base, a water flow space is formed on the cover body, a water inlet and a water outlet are provided on the cover body, and the water inlet and the water outlet are respectively connected to the water flow space;

[0007] The regulating part is arranged between the cover body and the base, and the regulating part cooperates with the water flow space on the cover body and the liquid storage space on the base respectively; when the pressure in the liquid storage space is equal to the pressure in the water flow space, the regulating part moves toward the cover body, and the liquid laundry liquid enters the liquid storage space from the liquid inlet; when the pressure in the water flow space is greater than the pressure in the liquid storage space, the regulating part moves toward the base, and the laundry liquid flows out from the liquid outlet.

[0008] In the above scheme, the amount of laundry detergent can be controlled according to the water consumption set by the washing machine through the adjustment part, which is convenient for everyone to operate.

[0009] Optionally, the regulating part includes a diaphragm, the diaphragm is connected to the base, and the diaphragm is located between the water flow space and the liquid space; a plunger is connected to the middle of the diaphragm; one end of the plunger is connected to the diaphragm through a fastener, and the other end of the plunger is located in the liquid space; the cap of the fastener abuts against the water outlet end of the water inlet;

[0010] It also includes an elastic member, which passes through the plunger, one end of the elastic member abuts against the diaphragm, and the other end of the elastic member is connected to the slot in the base.

[0011] In the above scheme, the amount of laundry detergent can be further controlled by the cooperation between the diaphragm and the plunger.

[0012] As an option, the liquid inlet is connected to the liquid storage space through a liquid inlet channel; the liquid outlet is connected to the liquid storage space through a liquid outlet channel; the liquid inlet channel and the liquid outlet channel are respectively integrally formed with the base; a liquid inlet one-way check valve is provided in the liquid inlet channel, and the flow direction of the liquid inlet one-way check valve is the same as the liquid inlet direction; a liquid outlet one-way check valve is provided in the liquid outlet channel, and the flow direction of the liquid outlet one-way check valve is the same as the liquid outlet direction.

[0013] In the above scheme, the one-way check valve is used to prevent the laundry detergent from flowing back. At the same time, the amount of the laundry detergent can be further controlled by the size of the flow channel of the one-way check valve.

[0014] Optionally, the cross-section of the diaphragm is W-shaped.

[0015] In the above scheme, this method can make the diaphragm move more smoothly.

[0016] Optionally, a gasket is sleeved on the fastener, and the gasket is located between the cap portion of the fastener and the diaphragm.

[0017] In the above solution, the connection between the fastener and the diaphragm is made more reliable in this way.

[0018] Optionally, the plunger is T-shaped; the size of the rod of the plunger is adapted to the liquid filling space.

[0019] In the above scheme, in this way, a piston action is performed between the plunger and the base, which facilitates the outflow of the laundry detergent.

[0020] Optionally, a diaphragm connecting groove for diaphragm connection is provided on the base.

[0021] In the above solution, this method facilitates the installation and connection of the diaphragm.

[0022] Optionally, a connecting hole is provided on the base.

[0023] In the above solution, the installation of the entire injection valve is facilitated in this way.

[0024] Optionally, a convex portion is formed around the water outlet end of the water inlet and extends into the water flow space, and the convex portion cooperates with the cap portion of the fastener.

[0025] In the above scheme, the force exerted by the water inlet pressure on the diaphragm is increased in this way, so that the diaphragm moves more smoothly and the plunger can be effectively guaranteed to work normally.

[0026] The beneficial effects of the mechanical liquid filling valve of the utility model are specifically embodied in the following aspects: 1. Through the design of the regulating part, the amount of laundry detergent can be controlled according to the water consumption set by the washing machine, which is convenient for operation; further, through the cooperation of the pressure of the water flow and the regulating part, the plunger on the regulating part is controlled to move, so as to facilitate the outflow of the laundry detergent; 2. Through the cooperation of the one-way check valve, the amount of laundry detergent can be accurately controlled to avoid the waste of laundry detergent, the utility model is highly practical and worthy of popularization and use; 3. By supporting the water outlet end of the water inlet with the cap of the fastener, the amount of water discharged can be controlled. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] The drawings in the specification, which constitute a part of the present application, are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention.

[0028] Figure 1 It is a structural schematic diagram of the mechanical liquid injection valve of the utility model;

[0029] Figure 2 This is a structural cross-sectional view of the mechanical liquid injection valve of the utility model;

[0030] Figure 3 This is an exploded front view of the mechanical liquid injection valve of the utility model;

[0031] Figure 4 This is an exploded rear view of the mechanical liquid injection valve of the utility model;

[0032] Figure 5 It is a structural stereogram of the base of the utility model. DETAILED DESCRIPTION

[0033] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be clearly and completely described below in combination with the specific embodiments of the utility model and the corresponding drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0034] A mechanical liquid injection valve according to an embodiment of the present application, such as Figure 1-Figure 5As shown, it comprises: a base 1, a liquid-filling space 11 is formed on the base 1, a liquid inlet 12 and a liquid outlet 13 are provided on the base 1, the liquid inlet 12 is connected to the liquid-filling space 11 through a liquid inlet channel 121; the liquid outlet 13 is connected to the liquid-filling space 11 through a liquid outlet channel 131; it should be noted that the liquid inlet channel 121 and the liquid outlet channel 131 are both provided in the base 1, and the liquid inlet channel 121 and the liquid outlet channel 131 are respectively formed integrally with the base 1; during implementation, the liquid inlet 12 is connected to the outlet of the laundry liquid, and the liquid outlet 13 is connected to the laundry chamber of the washing machine, so as to realize the discharge of the laundry liquid;

[0035] The cover body 2 is connected to the base 1, and a water flow space 21 is formed on the cover body 2. A water inlet 22 and a water outlet 23 are provided on the cover body 2, and the water inlet 22 and the water outlet 23 are respectively connected to the water flow space 21; during implementation, the water inlet 22 is connected to the outlet of the tap water pipe, and the water outlet 23 is connected to the water inlet of the washing machine; based on the different washing amounts, the water flow set by the washing machine is also different, so the water flow and water pressure entering the water flow space 21 are different, which is a prior art and will not be repeated;

[0036] The regulating part 3 is arranged between the cover body 2 and the base 1, and the regulating part 3 cooperates with the water flow space 21 on the cover body 2 and the liquid storage space 11 on the base 1 respectively; when the pressure in the liquid storage space 11 is equal to the pressure in the water flow space 21, the regulating part 3 moves toward the cover body 2, and the liquid laundry liquid enters the liquid storage space 11 from the liquid inlet 12; when the pressure in the water flow space 21 is greater than the pressure in the liquid storage space 11, the regulating part moves toward the base 1, and the laundry liquid flows out from the liquid outlet 13.

[0037] As a further illustration, in this embodiment, Figure 3 and Figure 5 As shown, in order to prevent backflow when liquid is inflowing or outflowing, a liquid inlet one-way check valve 122 is provided in the liquid inlet channel 121, and the flow direction of the liquid inlet one-way check valve 122 is the same as the liquid inlet direction; a liquid outlet one-way check valve 132 is provided in the liquid outlet channel 131, and the flow direction of the liquid outlet one-way check valve 132 is the same as the liquid outlet direction. It should be noted that the liquid inlet one-way check valve 122 and the liquid outlet one-way check valve 132 are both prior art and will not be described in detail; the one-way flow channels of the liquid inlet one-way check valve 122 and the liquid outlet one-way check valve 132 are selected according to the actual needs of the laundry detergent, which is prior art and will not be described in detail.

[0038] As a specific description, in this embodiment, Figure 2-Figure 4As shown, the regulating part 3 includes a diaphragm 31, the diaphragm 31 is connected to the base 1, the cover body 2 is connected to the base 1, and the diaphragm 31 is further limited between the cover body 2 and the base 1, and the diaphragm 31 is located between the water flow space 21 and the liquid space 11; the cross-sectional shape of the diaphragm 31 is W-shaped, which facilitates the movement of the diaphragm 31; a plunger 32 is connected to the middle of the diaphragm 31, and the plunger 32 is T-shaped; one end of the plunger 32 is connected to the diaphragm 31 by a fastener 33, and the fastener A gasket 34 is sleeved on the fastener 33, and the gasket 34 is located between the cap of the fastener 33 and the diaphragm 31, further strengthening the connection of the plunger 32; the other end of the plunger 32 is located in the liquid space 11; the rod size of the plunger 32 is adapted to the liquid space 11, so as to facilitate the washing liquid in the liquid space 11 to be discharged; the cap of the fastener 33 is in contact with the water outlet end of the water inlet 22, and when the water flows into the water inlet 22, the diaphragm 31 can be actuated in time to accelerate the inflow of the washing liquid;

[0039] It also includes an elastic member 35, which has a reset function; the elastic member 35 passes through the plunger 32, one end of the elastic member 35 abuts against the diaphragm 31, and the other end of the elastic member 35 is connected to the card slot 14 in the base 1, which is used for limiting the stroke of the elastic member 35. As an example, the elastic member 33 is a spring; the spring is wound by linear stainless steel and is in the shape of a trumpet; when the pressure in the liquid filling space 11 is equal to the pressure in the water flow space 21, the diaphragm 31 drives the plunger 32 to move toward the cover body 2, and the liquid laundry liquid enters the liquid filling space 11 from the liquid inlet 12 through the liquid inlet one-way check valve 122; when the pressure in the water flow space 21 is greater than the pressure in the liquid filling space 11, the diaphragm 31 overcomes the elastic force of the elastic member 33 and drives the plunger 32 to move toward the base 1, and the plunger 32 causes the laundry liquid in the liquid filling space 11 to flow out from the liquid outlet 13 to the washing machine through the liquid outlet one-way check valve 132.

[0040] As a further illustration, in this embodiment, Figure 2-Figure 3 As shown, the base 1 is provided with a diaphragm connecting groove 15 for connecting with the diaphragm 31 , making the installation of the diaphragm 31 more convenient.

[0041] As a further illustration, in this embodiment, Figure 1 and Figure 3 As shown, the base 1 is provided with a connecting hole 16 for facilitating the installation of the entire injection valve, so as to facilitate the installation of the injection valve.

[0042] As a further illustration, in this embodiment, Figure 3-Figure 4As shown, the outlet end of the water inlet 22 extends into the water flow space 21 around to form a protrusion 221, and the protrusion 221 is rhombus-shaped. The protrusion 221 cooperates with the cap of the fastener 33 to prevent the cap of the fastener 33 from causing wear on the cover body 2 due to repeated friction; at the same time, the cap of the fastener 33 supports the outlet end of the water inlet 22, so that the amount of water discharged can be controlled.

[0043] In this embodiment, the diaphragm 31 is moved by the water flow pressure in the water flow space 21 of the cover body 2, and the diaphragm 31 drives the plunger 32 to move, so that a mechanical piston movement is performed between the plunger 32 and the liquid filling space 11, and the liquid inlet channel 121 in the liquid filling space 11 is installed with a liquid inlet one-way check valve 122 to allow laundry detergent to enter the liquid filling space 11, and the laundry detergent is discharged from the liquid outlet 13 through the liquid outlet one-way check valve 132, and the elastic member 35, the liquid inlet one-way check valve 122 and the liquid outlet one-way check valve 132 cooperate to achieve quantitative discharge of the laundry detergent.

[0044] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0045] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the present application. Meanwhile, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to those of ordinary skill in the relevant art may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be considered as a part of the specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0046] In the description of the present application, it should be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present application; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0047] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" may include both "above" and "below". The device may also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0048] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. Unless otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of this application.

[0049] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0050] The above description is only a preferred embodiment of the present invention. All equivalent changes and modifications made according to the scope of the patent application of the present invention should fall within the scope of the present invention.

Claims

1. A mechanical liquid injection valve, characterized in that: It includes: A base, wherein a liquid-filling space is formed on the base, and a liquid inlet and a liquid outlet are provided on the base, wherein the liquid inlet is connected to the liquid-filling space; and the liquid outlet is connected to the liquid-filling space; A cover body, the cover body is connected to the base, a water flow space is formed on the cover body, a water inlet and a water outlet are provided on the cover body, and the water inlet and the water outlet are respectively connected to the water flow space; The regulating part is arranged between the cover body and the base, and the regulating part cooperates with the water flow space on the cover body and the liquid storage space on the base respectively; when the pressure in the liquid storage space is equal to the pressure in the water flow space, the regulating part moves toward the cover body, and the liquid laundry liquid enters the liquid storage space from the liquid inlet; when the pressure in the water flow space is greater than the pressure in the liquid storage space, the regulating part moves toward the base, and the laundry liquid flows out from the liquid outlet.

2. The mechanical liquid injection valve according to claim 1, characterized in that: The regulating part includes a diaphragm, which is connected to the base and is located between the water flow space and the liquid space; a plunger is connected to the middle of the diaphragm; one end of the plunger is connected to the diaphragm through a fastener, and the other end of the plunger is located in the liquid space; the cap of the fastener abuts against the water outlet end of the water inlet; It also includes an elastic member, which passes through the plunger, one end of the elastic member abuts against the diaphragm, and the other end of the elastic member is connected to the slot in the base.

3. The mechanical liquid injection valve according to claim 1, characterized in that: The liquid inlet is connected to the liquid storage space through the liquid inlet channel; the liquid outlet is connected to the liquid storage space through the liquid outlet channel; the liquid inlet channel and the liquid outlet channel are respectively formed integrally with the base.

4. The mechanical liquid injection valve according to claim 3, characterized in that: A one-way check valve is arranged in the liquid inlet channel, and the flow direction of the one-way check valve is the same as the liquid inlet direction; a one-way check valve is arranged in the liquid outlet channel, and the flow direction of the one-way check valve is the same as the liquid outlet direction.

5. The mechanical liquid injection valve according to claim 2, characterized in that: The cross-section of the diaphragm is W-shaped.

6. The mechanical liquid injection valve according to claim 5, characterized in that: A gasket is sleeved on the fastener and is located between the cap portion of the fastener and the diaphragm.

7. The mechanical liquid injection valve according to claim 5, characterized in that: The plunger is T-shaped; the size of the rod of the plunger is adapted to the liquid filling space.

8. The mechanical liquid injection valve according to claim 6 or 7, characterized in that: The base is provided with a diaphragm connecting groove for diaphragm connection.

9. The mechanical liquid injection valve according to any one of claims 1 to 4, characterized in that: The base is provided with a connecting hole.

10. The mechanical liquid injection valve according to claim 5, characterized in that: The water outlet end of the water inlet is surrounded by a protrusion extending into the water flow space, and the protrusion matches the cap of the fastener.

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