Multi-functional valve core

Abstract

The application discloses a multifunctional valve core, which comprises a main body with a hollow part, and the main body is provided with a connectable water inlet, a first water outlet and a second water outlet on the side; a switching shaft is arranged in the hollow part, the switching shaft is connected with a switching device, the switching device can drive the switching shaft to move up and down to realize the communication between the water inlet and the first water outlet or the second water outlet; a water passing gap is arranged on the side wall of the switching shaft, the water passing gap can connect the water inlet, the first water outlet and the second water outlet, and the switching shaft can rotate in the hollow part; the valve core can realize the adjustment from small flow to full flow or from full flow to small flow, and the switching shaft is not affected by water pressure when moving up and down or rotating.

Description

TECHNICAL FIELD

[0001] The present application relates to a multifunctional valve core. BACKGROUND

[0002] Most of the existing switching valve cores only have switching function, no flow regulation function, users can only select the function, cannot select the flow, the waste of excess flow in the use process, causes the waste of water resources, and deviates from the current energy saving; The switching valve with flow regulation needs to be newly made with other mechanisms to realize, the structure is complex, or can only realize the regulation of several gears, cannot be regulated according to the actual requirements, also causes poor user experience. SUMMARY

[0003] In order to solve the above technical problems, the purpose of the present application is to provide a multifunctional valve core.

[0004] The present application is realized by the following technical scheme:

[0005] A multifunctional valve core, comprising a main body with a hollow part, the main body is provided with a water inlet, a first water outlet and a second water outlet which can be connected; a switching shaft is arranged in the hollow part, the switching shaft is connected with a switching device, the switching device can drive the switching shaft to move up and down to realize the communication between the water inlet and the first water outlet or the second water outlet; a water passing gap is arranged on the peripheral wall of the switching shaft, the water passing gap can connect the water inlet, the first water outlet and the second water outlet, and the switching shaft can rotate in the hollow part.

[0006] In the embodiment of the present application, the switching device comprises a first rotating shaft and a second rotating shaft which are sleeved on the outer periphery of the switching shaft, the first rotating shaft is provided with a first ratchet on the peripheral side, the second rotating shaft is provided with a second ratchet on the peripheral side, the first ratchet is connected with the second ratchet in cooperation, and the switching shaft is provided with a spring between the switching shaft and the main body.

[0007] In the embodiment of the present application, a control key is further included, the control key is connected with the switching shaft to drive the rotation of the switching shaft, the control key is provided with a pressing part, the pressing part is connected with the first rotating shaft in cooperation, and the second rotating shaft is connected with the switching shaft in cooperation.

[0008] In the embodiment of the present application, the inner peripheral wall of the main body between the first water outlet and the water inlet is provided with a first sealing ring, the first sealing ring can cooperate with the outer periphery of the switching shaft to realize the flow cutoff of the water inlet and the first water outlet; the inner peripheral wall of the main body between the second water outlet and the water inlet is provided with a second sealing ring, the second sealing ring can cooperate with the outer periphery of the switching shaft to realize the flow cutoff of the water inlet and the second water outlet.

[0009] The embodiment of the present application, the main body comprises a ring-shaped body, the ring-shaped body is arranged with a water inlet in the middle of the circumferential side, the upper end and the lower end of the ring-shaped body are both annularly arranged with a connecting piece; the upper end and the lower end of the ring-shaped body are respectively connected with an upper shell and a lower shell, and the connecting piece can be connected with the upper shell and the lower shell.

[0010] The embodiment of the present application, the upper shell and the lower shell are arranged with a clamping port on the circumferential side, the connecting piece is provided with a clamping protrusion capable of clamping the clamping port, and a guide inclined surface is arranged on the clamping protrusion.

[0011] The embodiment of the present application, the upper end and the lower end of the ring-shaped body are both provided with a support, and the connecting piece is located on the outer periphery of the support; the support comprises a first connecting ring and a second connecting ring, a support piece is arranged between the first connecting ring and the second connecting ring, a flange is arranged on the circumferential side of the first connecting ring, and a sink is arranged on the upper end surface and the lower end surface of the ring-shaped body; the flange can fall into the sink to realize the connection and cooperation of the ring-shaped body and the support.

[0012] The embodiment of the present application, the first sealing ring and the second sealing ring are arranged on the first connecting ring and the ring-shaped body; the second connecting ring is provided with a third sealing ring capable of cooperating with the switching shaft together with the upper shell and the lower shell; a fixed shell is arranged above the upper shell, and the first rotating shaft and the second rotating shaft can be located in the fixed shell.

[0013] The embodiment of the present application, the switching shaft is annularly distributed with a recessed water passing gap on the circumferential wall, and a gap for water passing is formed between the circumferential wall of the switching shaft beside the water passing gap and the inner circumferential wall of the main body.

[0014] The embodiment of the present application further comprises an outer body, the main body is arranged in the outer body, the outer body is provided with a water inlet channel connected with the water inlet, the outer body is provided with a first water outlet channel connected with the first water outlet, and the outer body is provided with a second water outlet channel connected with the second water outlet; the main body is abutted below in the outer body, the outer body is provided with an installation space above, the installation space is provided with a locking nut connected with the upper part of the main body, and the control key is arranged on the installation space.

[0015] The multifunctional valve core of the present application has the following beneficial effects: the function switching and flow regulation are concentrated in the same switching shaft, the flow regulation is increased, the water saving function is realized, and unnecessary water waste is avoided; when the switching shaft moves up and down, the function circulation of the water circuit is repeatedly switched, different water passing areas are formed between the switching shaft and the connecting body during the rotation of the switching shaft, the regulation from small flow to full flow or from full flow to small flow is realized, and the switching core shaft is not affected by water pressure during the up and down movement or the rotary movement of the switching shaft. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to make the technical solutions of the present application clearer, the drawings needed to be used in the embodiments or prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0017] Figure 1 is a perspective view of the present application.

[0018] Figure 2 is an exploded view of the present application.

[0019] Figure 3 is a sectional view of the present application.

[0020] Figure 4 is a perspective view of the main body in the present application.

[0021] Figure 5 is a sectional view of the main body in the present application.

[0022] Figure 6 is an exploded view of the main body in the present application.

[0023] Figure 7 is a schematic view of the large-flow water outlet of the second water outlet in the present application.

[0024] Figure 8 is a sectional view of A-A in Figure 7 .

[0025] Figure 9 is a schematic view of the small-flow water outlet of the second water outlet in the present application. Figure 1 .

[0026] Figure 10 is a sectional view of A-A in Figure 9 .

[0027] Figure 11 is a schematic view of the small-flow water outlet of the second water outlet in the present application. Figure 2 .

[0028] Figure 12 is a schematic view of the large-flow water outlet of the first water outlet in the present application.

[0029] Figure 13 is a sectional view of A-A in Figure 12 .

[0030] Figure 14 is a schematic view of the small-flow water outlet of the first water outlet in the present application. Figure 1 .

[0031] Figure 15 is a sectional view of A-A in Figure 14 .

[0032] Figure 16 is the first water outlet small flow water outlet in the present application Figure 2 .

[0033] Figure 17 is the use schematic diagram in the present application. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the protection scope of the present application. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the protection scope of the present application.

[0035] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms “center”, “longitudinal”, “transverse”, “length”, “width”, “thickness”, “upper”, “lower”, “front”, “rear”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inner”, “outer”, “clockwise”, “counterclockwise” and the like are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0036] In addition, the terms “first” and “second” are only for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with “first” and “second” can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of “plurality” is two or more, unless otherwise specifically limited.

[0037] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrated; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0038] In the present application, unless otherwise explicitly specified and limited, the first feature "on" or "under" the second feature can include that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, the first feature "on", "above" and "above" the second feature includes that the first feature is directly above and obliquely above the second feature, or only indicates that the horizontal height of the first feature is higher than that of the second feature. The first feature "below", "below" and "below" the second feature includes that the first feature is directly below and obliquely below the second feature, or only indicates that the horizontal height of the first feature is less than that of the second feature.

[0039] With reference to the drawings, a multifunctional valve core includes a main body 10 with a hollow part 11, the main body is provided with a connectable water inlet 12, a first water outlet 13 and a second water outlet 14; a switching shaft 20 is arranged in the hollow part, the switching shaft is connected with a switching device, the switching device can drive the switching shaft to move up and down to realize the communication between the water inlet and the first water outlet or the second water outlet; a water passing gap 21 is arranged on the wall of the switching shaft, the water passing gap can connect the water inlet, the first water outlet and the second water outlet, and the switching shaft can rotate in the hollow part. In the present application, the switching device is used to switch the working state of the switching shaft to realize the water outlet of the first water outlet or the second water outlet, and the rotation of the switching shaft itself can realize the water passing area of the water gap to realize the adjustment of the flow rate.

[0040] In an embodiment of the present application, the switching device can be the structure of a ball pen, specifically: the switching device includes a first rotating shaft 31 and a second rotating shaft 32 sleeved on the outer periphery of the switching shaft, the first rotating shaft is provided with a first ratchet 33 on the periphery, the second rotating shaft is provided with a second ratchet 34 on the periphery, the first ratchet is connected with the second ratchet in a matched mode, and the switching shaft is provided with a spring 35 between the switching shaft and the main body. The switching process of the present application is as follows: by pressing the first rotating shaft, the first ratchet of the first rotating shaft matches with the second ratchet of the second rotating shaft, the switching shaft connected with the second rotating shaft moves up and down, thereby realizing the communication between the water inlet and the first water outlet or the second water outlet. Repeatedly pressing the first rotating shaft can realize the alternate water outlet of the first water outlet and the second water outlet.

[0041] The application further comprises a control key 36 connected with the switching shaft to drive the rotation of the switching shaft, preferably, the control key is provided with a pressing part 37 provided with a key groove 38, one end of the switching shaft is inserted into the key groove to communicate with the control key, and the rotation of the control key can drive the rotation of the switching shaft to finally control the water flow, the pressing part is connected with the first rotating shaft, and the second rotating shaft is connected with the switching shaft, preferably, a step surface 22 is arranged at one end of the switching shaft, the lower end of the second rotating shaft abuts against the step surface, and the control key is pressed to drive the switching shaft to move up and down, preferably, the other end of the switching shaft is located below the main body and is provided with a spring between the main body.

[0042] Further, the inner circumferential wall of the main body between the first water outlet and the water inlet is provided with a first sealing ring 91 which can cooperate with the outer circumference of the switching shaft to cut off the water flow between the water inlet and the first water outlet, and the inner circumferential wall of the main body between the second water outlet and the water inlet is provided with a second sealing ring 92 which can cooperate with the outer circumference of the switching shaft to cut off the water flow between the water inlet and the second water outlet, and in use, the other part of the switching shaft has a gap with the inner circumferential wall of the main body for water passing, and the first sealing ring and the second sealing ring can ensure the single water flow, that is, when the first water outlet needs to discharge water, the second water outlet will not discharge water under the cooperation of the second sealing ring, the switching shaft and the inner circumferential wall of the main body, and at this time, the first sealing ring will not cooperate with the switching shaft to cut off the water flow; similarly, when the second water outlet needs to discharge water, the first water outlet will not discharge water under the cooperation of the first sealing ring, the switching shaft and the inner circumferential wall of the main body, and at this time, the second sealing ring will not cooperate with the switching shaft to cut off the water flow, and preferably, the hollow part of the main body is in a cylindrical shape.

[0043] More specifically, the main body comprises an annular body 40, the annular body is provided with a water inlet 12 at the middle of the circumferential side, and the upper end and the lower end of the annular body are both annularly provided with connecting pieces 41; the upper end and the lower end of the annular body are respectively connected with an upper shell 15 and a lower shell 16, and the connecting pieces can be connected with the upper shell and the lower shell to connect the upper shell, the lower shell and the annular body together.

[0044] In an embodiment, the upper shell and the lower shell are provided with clamping interfaces 17 on the periphery, and the connecting piece is provided with clamping protrusions 42 capable of clamping with the clamping interfaces, and the clamping protrusions are provided with guide inclined surfaces 43, when assembled, the connecting piece is located in the openings of the upper shell and the lower shell, and the upper shell and the lower shell are pushed towards the annular body by the guide inclined surfaces cooperating with the side walls of the openings of the upper shell and the lower shell, until the clamping protrusions are clamped into the clamping interfaces, so that the upper shell and the lower shell can be connected together with the annular body.

[0045] In order to better ensure the stability of the switching shaft movement, the annular body is provided with support members 44 at the upper end and the lower end, and the switching shaft moves in the support members, and the connecting piece is located on the periphery of the support members; the support members include first connecting rings 45 and second connecting rings 46, and the first connecting rings are in contact with the annular body, and the first connecting rings and the second connecting rings are provided with support pieces 47 therebetween, which can be annularly arranged between the two connecting rings, the first connecting rings are provided with flanges 48 on the periphery, the upper end surface and the lower end surface of the annular body are provided with recesses 49, and the flanges can fall into the recesses to realize the connecting and cooperating of the annular body and the support members, which can also ensure that the support members and the annular body are relatively fixed together, preferably, the first water outlet is located above the water inlet and is located between the upper shell and the annular body, when the first water outlet discharges water, the water flows from the water inlet to the support members above the annular body, flows out between adjacent support pieces, and then flows out from adjacent connecting pieces; similarly, the second water outlet is located below the water inlet and is located between the lower shell and the annular body, when the second water outlet discharges water, the water flows from the water inlet to the support members below the annular body, flows out between adjacent support pieces, and then flows out from adjacent connecting pieces, for details, refer to the drawings.

[0046] Further, the first sealing ring and the second sealing ring are arranged in the first connecting ring and the annular body, preferably, the annular body is provided with a first stepped groove and a second stepped groove connected at the upper end and the lower end, the second stepped groove is close to the middle part of the annular body, the first connecting ring is arranged in the first stepped groove, the first sealing ring and the second sealing ring are arranged in the second stepped groove and fixed through the first connecting ring, and the recess is located on the periphery of the first stepped groove; the second connecting ring is provided with a third sealing ring 93 capable of cooperating with the switching shaft with the upper shell and the lower shell, so that the water flow can be prevented from flowing out from the upper shell, the lower shell and the switching shaft, and the sealing performance of the overall structure is ensured, similarly, two stepped grooves connected can also be arranged on the inner periphery of the upper shell and the lower shell, one stepped groove close to the annular body is used for cooperating with the second connecting ring to fix the support member and the annular body and prevent the support member from moving up and down, and the other stepped groove away from the annular body is used for arranging the third sealing ring and fixed through the second connecting ring, and the upper shell is provided with a fixed shell 18, and the first rotating shaft and the second rotating shaft can be located in the fixed shell.

[0047] In a preferred embodiment of the present application, the circumferential wall of the switching shaft is annularly distributed with recessed water passing gaps. In use, the cross section of the water passing gap is a sector, and the opening arc length can be equal to that of the water inlet. The circumferential wall of the switching shaft beside the water passing gap and the inner circumferential wall of the main body form a gap 19 for water passing. When the two water outlets are in the minimum flow water outlet state, the water flow from the water inlet flows into the gap and then flows to the two water outlets. When the two water outlets are in the maximum flow water outlet state, the water flow from the water inlet flows into the maximum water passing gap and then flows to the two water outlets. By rotating the switching shaft, the water passing area of the water inlet and the water passing gap can be changed, so that the flow size can be adjusted. In the embodiment, the water inlet has four, which are uniformly distributed on the circumferential wall of the annular body. Similarly, the water passing gap is also provided with four, which are uniformly distributed on the circumferential wall of the switching shaft. The connecting piece and the supporting piece are also provided with four.

[0048] In specific use of the present application, it further includes an outer body 50, the main body is arranged in the outer body, the outer body is provided with a water inlet channel 51 connected with the water inlet, the outer body is provided with a first water outlet channel 52 connected with the first water outlet, the outer body is provided with a second water outlet channel 53 connected with the second water outlet; the lower part of the main body abuts against the lower part in the outer body, the upper part of the outer body is provided with a mounting space 54, the mounting space is provided with a locking nut 55 connected with the upper part of the main body, and the control key is arranged on the mounting space.

[0049] In an embodiment of the present application, the water inlet is located below the first water outlet, the water inlet is located above the second water outlet, the distance between the water inlet and the first water outlet is L1, the distance between the water inlet and the second water outlet is L2, and the length L3 of the water passing gap is not less than the longer one between L1 and L2. In normal use, L1=L2, and L3 is greater than L1 and L2. Similarly, the distance L4 between the first water outlet and the second water outlet, and L3 can also be greater than L4. In use, the switching shaft has three strokes. The first is the first water outlet water outlet, at this time the water flow of the water inlet flows to the first water outlet. The second is the first water outlet and the second water outlet water outlet at the same time, at this time the water flow of the water inlet can flow to the first water outlet and the second water outlet at the same time. The third is the second water outlet water outlet, at this time the water flow of the water inlet flows to the second water outlet.

[0050] The preferred embodiment of the present application is that the switching shaft can rotate independently, regardless of the state of the valve core switching to water outlet, the switching shaft rotates to form different water passing areas with the water inlet of the annular body, to realize the adjustment from small flow to full flow or from full flow to small flow, and to play a water saving function. The water pressure area of the switching shaft is consistent, and the switching core shaft moves up and down or rotates, and is not affected by water pressure.

[0051] The foregoing description illustrates and describes the preferred embodiments of this application. It is to be understood that the application is not limited to the exact construction and arrangement of the parts described and shown, as set forth above, but that the application is susceptible to various changes, modifications and environmental adaptations within the spirit and scope of the application as described in the claims.

Claims

1. A multifunctional spool comprising a main body having a hollow portion, characterized by, The main body is provided with a water inlet, a first water outlet and a second water outlet; a switching shaft is arranged in the hollow part, and the switching shaft is connected with a switching device; the switching device drives the switching shaft to move up and down to realize the communication between the water inlet and the first water outlet or the second water outlet; a water passing gap is arranged on the side wall of the switching shaft, and the water passing gap is connected with the water inlet, the first water outlet and the second water outlet; the switching shaft can rotate in the hollow part; the side wall of the switching shaft is provided with recessed water passing gaps in a ring shape; a gap for water passing is formed between the side wall of the switching shaft beside the water passing gap and the inner wall of the main body; the length L3 of the water passing gap is greater than the distance L4 between the first water outlet and the second water outlet, so as to realize the water outlet of the first water outlet and / or the second water outlet; the water passing area of the water inlet and the water passing gap can be changed by rotating the switching shaft, so as to realize the flow size adjustment.

2. A multi-functional valve core according to claim 1, characterized in that The switching device comprises a first rotating shaft and a second rotating shaft which are arranged on the outer periphery of the switching shaft; the first rotating shaft is provided with a first ratchet on the side wall; the second rotating shaft is provided with a second ratchet on the side wall; the first ratchet is connected with the second ratchet; a spring is arranged between the switching shaft and the main body.

3. A multi-functional valve core according to claim 2, characterized in that A control key is further arranged, which is connected with the switching shaft to drive the rotation of the switching shaft; the control key is provided with a pressing part which is connected with the first rotating shaft; the second rotating shaft is connected with the switching shaft.

4. A multi-functional valve core according to claim 3, characterized in that The inner wall of the main body between the first water outlet and the water inlet is provided with a first sealing ring which is matched with the outer periphery of the switching shaft to cut off the water flow between the water inlet and the first water outlet; the inner wall of the main body between the second water outlet and the water inlet is provided with a second sealing ring which is matched with the outer periphery of the switching shaft to cut off the water flow between the water inlet and the second water outlet.

5. A multi-functional valve core according to claim 4, characterized in that The main body comprises a ring-shaped body; a water inlet is arranged on the middle part of the side wall of the ring-shaped body; connecting pieces are arranged on the upper end and the lower end of the ring-shaped body in a ring shape; an upper shell and a lower shell are respectively connected with the upper end and the lower end of the ring-shaped body; the connecting pieces are matched with the upper shell and the lower shell.

6. A multi-functional valve core according to claim 5, characterized in that The side wall of the upper shell and the lower shell is provided with a clamping port; the connecting pieces are provided with clamping protrusions which are matched with the clamping port; the clamping protrusions are provided with guide inclined surfaces.

7. A multi-functional valve core according to claim 5 or 6, characterized in that The upper end and the lower end of the ring-shaped body are provided with support pieces; the connecting pieces are located on the outer periphery of the support pieces; the support pieces comprise a first connecting ring and a second connecting ring; a support piece is arranged between the first connecting ring and the second connecting ring; the side wall of the first connecting ring is provided with a flange; the upper end surface and the lower end surface of the ring-shaped body are provided with recesses; the flange can fall into the recesses to realize the connection and matching of the ring-shaped body and the support pieces.

8. A multi-functional valve core according to claim 7, characterized in that The first sealing ring and the second sealing ring are arranged on the first connecting ring and the ring-shaped body; the second connecting ring is provided with a third sealing ring which is matched with the switching shaft; the upper shell is provided with a fixed shell; the first rotating shaft and the second rotating shaft are located in the fixed shell.

9. A multi-functional valve core according to claim 8, characterized in that Also include the outer body, the main body is arranged in the outer body, the outer body is provided with water inlet channel connected with the water inlet, the outer body is provided with the first water outlet channel connected with the first water outlet, the outer body is provided with the second water outlet channel connected with the second water outlet;The main body is abutted below in the outer body below, the outer body upper installation space is provided with the locking nut connected with the main body upper in the installation space, the control key is provided with on the installation space.

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