CN212509548U - Flow regulating valve core convenient to use - Google Patents
Flow regulating valve core convenient to use Download PDFInfo
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- CN212509548U CN212509548U CN202021906369.6U CN202021906369U CN212509548U CN 212509548 U CN212509548 U CN 212509548U CN 202021906369 U CN202021906369 U CN 202021906369U CN 212509548 U CN212509548 U CN 212509548U
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Abstract
The utility model discloses a flow regulating valve core which is convenient to use, comprising a body seat with a first cavity which is communicated up and down; the base is connected below the body seat and comprises a second cavity with an upper opening, a water inlet hole formed in the side wall of the base and a water outlet hole formed in the bottom of the base, and the water inlet hole and the water outlet hole are communicated with the second cavity; the adjusting piece is arranged in the first cavity and penetrates to the bottom of the second cavity, the adjusting piece comprises a third cavity which is communicated up and down and an adjusting hole corresponding to the water inlet hole, and the adjusting hole is communicated with the third cavity; the adjusting piece is arranged in a limited range and rotates relative to the base, so that the overlapped flow cross section area of the water inlet hole and the adjusting hole is changed; the water inlet hole and the adjusting hole are provided with rectangular cross sections along the circumferential direction, and the length of the cross section of the water inlet hole is smaller than that of the cross section of the adjusting hole; the flow cross-sectional area gradually increases and then continuously decreases along the change of the rotating stroke.
Description
Technical Field
The utility model belongs to the technical field of a bathroom, especially a flow regulating valve core that facilitates use.
Background
At present, products in the field of bathrooms, such as showers, shower faucets and the like, generally adopt a valve core to control a water channel, and the valve core is generally divided according to functions required by users, and comprises a valve core with a water switching function, a valve core for adjusting flow, a valve core for adjusting temperature, a valve core for switching the water channel and the like; however, a plurality of valve cores are needed in a set of shower products, and the water path structure of the main body matched with the valve cores is complex and large in volume, so that the cost of the shower products is correspondingly increased; therefore, a valve core integrating multiple functions, such as water switching and flow regulation, is needed; however, even if the existing flow regulating valve core can achieve very accurate flow regulation, the flow is regulated from small to large, if the user needs to regulate the flow, for example, when the water flow needs to be adjusted to be small by scrubbing with the hand sanitizer, the water flow needs to be adjusted back in the opposite direction, so that the user can easily perform misoperation if the water flow is just adjusted by an unaccustomed hand, or even if the valve is operated by hands, the valve can not be rotated clockwise or anticlockwise as desired to adjust the flow or the flow adjusting valve core is used on a shower, the flow can be adjusted only from small to large without obvious gears, and if a user wants small-grade water to play for children, or the user uses water flow with medium-grade flow to make the flushing look soft and comfortable, or uses water flow with large-grade flow to make the flushing feel painful, the control is difficult to be proper, and the flow adjusting function of the obvious existing flow adjusting valve core is not humanized.
SUMMERY OF THE UTILITY MODEL
The utility model provides a flow regulating valve core that facilitates use for solving the above-mentioned problem.
In order to achieve the above object, the utility model adopts the following technical scheme:
a flow regulating valve cartridge for convenient use, comprising:
the body seat comprises a first cavity which is communicated up and down;
the base is connected below the body seat and comprises a second cavity with an upper opening, a water inlet hole formed in the side wall of the base and a water outlet hole formed in the bottom of the base, and the water inlet hole and the water outlet hole are communicated with the second cavity; and
the adjusting piece is arranged in the first cavity and is inserted and connected to the bottom of the second cavity, the adjusting piece comprises a third cavity which is communicated up and down and an adjusting hole corresponding to the water inlet hole, and the adjusting hole is communicated with the third cavity;
the adjusting piece is arranged in a limited range and rotates relative to the base, so that the overlapped flow cross section area of the water inlet hole and the adjusting hole is changed, and the flow cross section area is gradually increased and then continuously decreased along the change of the rotation stroke.
Preferably, the water inlet hole and the adjusting hole are circumferentially arranged to be rectangular in cross section, and the length of the cross section of the water inlet hole is smaller than that of the cross section of the adjusting hole.
Preferably, the flow cross-sectional area of the regulating member at the initial end and the final end of the rotation is a fixed value.
Preferably, the initial end flow cross-sectional area is equal to the tail end flow cross-sectional area, or the initial end flow cross-sectional area is smaller than the tail end flow cross-sectional area, or the initial end flow cross-sectional area is larger than the tail end flow cross-sectional area.
Preferably, an elastic stopper or a stopper groove is respectively arranged above the middle section of the water inlet hole and the middle section of the adjusting hole, and the stopper is corresponding to the stopper groove.
Preferably, the adjusting holes are at least provided with one group, the adjusting holes are annularly arranged on the side wall of the adjusting piece, and the water inlet holes are equal to the adjusting holes in number.
Preferably, the bottom of the second cavity extends upwards along the axial direction to form an inner cylinder wall, an insertion groove is formed between the side wall of the base and the inner cylinder wall, and the inner cylinder wall is provided with a water through hole corresponding to the water inlet hole; the lower end of the adjusting piece penetrates through the body seat from one end of the body seat far away from the base and is inserted into the insertion groove.
Preferably, the upper end of the adjusting piece is sleeved with a positioning piece, the positioning piece is provided with a positioning protrusion along the radial direction, the body seat is provided with a blocking block used for abutting against the positioning protrusion, and the blocking block enables the adjusting piece to rotate within the limited range; and in the process that the adjusting piece rotates within the limited range clockwise or anticlockwise, the flow cross-sectional area of the overlapping degree of the water inlet hole and the adjusting hole is gradually increased and then continuously decreased.
Preferably, the circumferential angle of the adjusting hole is within 46 degrees or within 91 degrees or within 181 degrees, and the limiting range is that the circumferential angle corresponding to the circumferential angle of the adjusting hole is within 90 degrees or within 180 degrees or within 360 degrees.
Preferably, the lower extreme downwardly extending of body seat is provided with a plurality of fixed protruding and a plurality of colluding and detain, each fixed protruding and each collude and detain equal equidistance annular set up in with the lower surface of body seat, the base corresponds collude to detain and be provided with and detain the position, the base corresponds fixed protruding fixed chamber that is provided with, body seat with the base passes through collude to detain connect in detain the position and form an organic whole, just fixed protruding support the top fixed intracavity.
Preferably, be provided with the push switch device in the third cavity, the push switch device includes water sealing member and control shaft, water sealing member set up in apopore top, water sealing member is equipped with the intercommunicating pore, the control shaft is followed third cavity axial displacement inserts or breaks away from the intercommunicating pore.
Preferably, a fixing part is arranged in the third cavity, the water sealing part comprises a water sealing part, a fixing part and a deformation part, the water sealing part is arranged in the middle and is connected with the fixing part through the deformation part, the fixing part is fixed in the third cavity by the fixing part and the inner cylinder wall, the communicating hole penetrates through the water sealing part, and the deformation part is provided with a pressure relief hole; the water sealing part is sleeved with a balance spring, one end of the balance spring abuts against the side face of the water sealing part, and the other end of the balance spring abuts against the fixing part.
Preferably, the fixing part is provided with an inserting hole, a sealing sheet is arranged above the fixing part, a sealing boss is arranged in the middle of the sealing sheet, and the sealing boss is inserted into the inserting hole; the inner wall of the adjusting piece is provided with a supporting surface platform, a mounting piece is arranged between the supporting surface platform and the mounting piece, a plurality of plug pins are arranged at the lower end of the mounting piece in a downward extending mode, the plug pins are arranged on the lower surface of the mounting piece in an equidistant annular mode, a plug cavity corresponding to the plug pins is arranged on the upper surface of the mounting piece, the plug pins are connected in the plug cavity in a plug mode, and a pit is arranged on the upper surface of the mounting piece.
Preferably, be provided with a plurality of on the lateral wall of mounting and extend to along the circumferential direction the location muscle and the annular of mounting both ends face are connected in each the holding ring in location muscle middle section, be provided with on the base inner wall with the corresponding recess of location muscle, the location muscle with groove looks joint.
Preferably, the water seal device further comprises a pressing piece, a rotating piece and a spring, wherein the pressing piece is arranged in the third cavity, the upper end of the pressing piece extends out of the upper surface of the adjusting piece, the rotating piece is arranged below the pressing piece, a convex part on the control shaft is abutted against the rotating piece, the lower end of the control shaft sequentially penetrates through the mounting piece and the sealing piece to enter the inner cavity of the fixing piece, the spring is arranged between the concave pit and the rotating piece and sleeved on the control shaft, and the pressing piece is pressed to drive the rotating piece to rotate so that the control shaft pushes the water seal piece to move downwards or upwards.
The utility model has the advantages that:
the adjusting hole on the adjusting piece and the water inlet hole on the base generate overlapped over-flow sectional areas so that water flows can pass through, and the adjusting piece is rotated so that the over-flow sectional areas of the adjusting hole and the water inlet hole are gradually increased and then continuously decreased, so that the flow of water can be accurately adjusted, and a user can adjust the flow from small to large and also can rotate the direction of the adjusting piece along with the user so that the flow is changed from large to small; the fixed values of the initial end overflowing sectional area and the tail end overflowing sectional area enable a user to easily control a water-saving gear or a comfortable gear, and a large-flow water flow is easily obtained for flushing when the adjusting piece rotates to the middle section; when the flow regulating valve core is used, water is fed when the user is open, but the position of the discharged water at each flow is not fixed, and the user can stay at any position, so that the user does not easily adjust the flow which the user wants to use at the moment, but does not need to see an adjusting mark when using the flow regulating valve core, and the water is discharged quantitatively when the user rotates to the tail end in a left-handed mode or rotates to the tail end in a right-handed mode, so that blind regulation is realized, and the flow regulating valve core is very suitable for; the utility model discloses simple structure does not lead to appearing the card because of reasons such as each parts wearing and tearing and dies, makes the unable adjustable function who realizes the flow of case.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is an exploded view of a flow regulating valve core of the present invention.
Fig. 2 is an axonometric view of a flow regulating valve core that facilitates use of the utility model.
Fig. 3 is a cross-sectional view of the flow regulating valve core in a water passing state.
Fig. 4 is a sectional view of the flow regulating valve element of the present invention in a water-off state.
Fig. 5 is a front view of the flow regulating valve element in a water passing state.
Fig. 6 is a front view of the water-off state of the flow regulating valve core of the present invention.
Fig. 7 is an axonometric view of a water seal of a flow regulating valve core that facilitates use of the present invention.
Fig. 8 is an axonometric view of the body seat of the flow regulating valve core of the utility model.
Fig. 9 is an axonometric view of a base of a flow regulating valve element of the present invention.
Fig. 10 is a schematic view of a flow cross-sectional area of a first embodiment of a flow control valve element for convenient use according to the present invention.
Fig. 11 is a schematic view of an overflow sectional area of a second embodiment of the flow control valve element convenient to use of the present invention.
Fig. 12 is a schematic view of the flow cross-sectional area of a third embodiment of the flow control valve element of the present invention.
Fig. 13 is a schematic view of an overflow sectional area of a fourth embodiment of the flow control valve element convenient to use of the present invention.
Reference numbers in the figures:
1. a pressing member;
2. an adjustment member; 21. an adjustment hole; 22. a mounting member; 221. a pin; 23. positioning plates; 231. positioning protrusions;
3. a fixing member; 31. an insertion cavity; 32. Positioning ribs; 33. a positioning ring;
4. sealing the sheet; 41. sealing the boss;
5. a water sealing member; 51. a water sealing part; 52. a fixed part; 53. a deformation section;
6. a body seat; 61. hooking and buckling; 611. a hook fastener; 6111. hooking and buckling feet; 62. a blocking block; 63. a fixing protrusion;
7. a base; 71. a water inlet hole; 72. buckling; 721. a limiting protrusion; 722. an accommodating cavity; 73. a fixed cavity; 74. a water outlet hole; 75. a groove;
8. a control shaft;
9. and a rotating member.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1 to 13, a flow control valve cartridge convenient to use includes a body seat 6, a base 7, and a regulating member 2, where the body seat 6 has a first cavity penetrating up and down, the base 7 has a second cavity, the body seat 6 and the base 7 are butted together, the first cavity and the second cavity are penetrated to form a valve cavity, a water inlet 71 is disposed on a side wall of the base 7, and a water outlet 74 is disposed at a bottom of the base 7, and both the water inlet 71 and the water outlet 74 are penetrated to the second cavity; the adjusting part 2 is arranged in the first cavity and is inserted and connected to the bottom of the second cavity, the adjusting part 2 comprises a third cavity which is communicated up and down and an adjusting hole 21 corresponding to the water inlet hole 71, and the adjusting hole 21 is communicated with the third cavity; the adjusting piece 2 is arranged in a limited range and rotates relative to the base 7, so that the flow cross-sectional area overlapped by the water inlet hole 71 and the adjusting hole 21 is changed, and the flow cross-sectional area is gradually increased and then continuously decreased along the change of the rotating stroke. An inner cylinder wall extends upwards from the bottom of the second cavity along the axial direction, an insertion groove is formed between the side wall of the base 7 and the inner cylinder wall, and the inner cylinder wall is provided with a water through hole corresponding to the water inlet hole 71; the lower end of the adjusting member 2 passes through the body seat 6 from the end of the body seat 6 far away from the base 7 and is inserted into the insertion groove.
At least one group of adjusting holes 21 are arranged, and the adjusting holes 21 are annularly arranged on the side wall of the adjusting part 2; the upper end of the adjusting piece 2 is sleeved with a positioning piece 23, the positioning piece 23 is provided with a positioning protrusion 231 along the radial direction, the body seat 6 is provided with a blocking block 62 for abutting against the positioning protrusion 231, and the blocking block 62 enables the adjusting piece 2 to rotate within a limited range; the adjusting member 2 rotates within the limited range clockwise or counterclockwiseIn the moving process, the flow cross-sectional area of the overlapping degree of the water inlet hole 71 and the adjusting hole 21 is gradually increased and then continuously decreased; the water inlet hole 71 and the adjusting hole 21 are circumferentially arranged to be rectangular cross sections, the length of the cross section of the water inlet hole 71 is smaller than that of the cross section of the adjusting hole 21, the circumferential angle of the water inlet hole 71 is at least 1 degree smaller than that of the adjusting hole 21, the initial end and the tail end of the over-current cross section area are fixed values, the over-current cross section area of the initial end is equal to that of the tail end, or the over-current cross section area of the initial end is smaller than that of the tail end, or the over-current cross section area of the initial end is larger than that of the tail end; the initial end flow cross-sectional area and the tail end flow cross-sectional area are both smaller than the flow cross-sectional area of the middle section; an elastic stopper or a stopper groove (not shown) is respectively arranged above the middle section of the water inlet 71 and the middle section of the adjusting hole 21, and the stopper corresponds to the stopper groove, so that the overflow cross-sectional area is limited by a stopper when the overflow cross-sectional area is in the maximum state; in this embodiment, the flow cross-sectional area is an initial end flow cross-sectional area when the flow cross-sectional area is at the left end, and is a tail end flow cross-sectional area when the flow cross-sectional area is at the right end, the left end and the right end are equal and have the minimum flow, and the initial end flow cross-sectional area and the tail end flow cross-sectional area are both about 5mm2~10mm2In another embodiment, the cross-sectional area of the flow is the initial cross-sectional area at the left end, the final cross-sectional area at the right end, the minimum flow at the left end, and the intermediate flow at the right end, wherein the minimum flow is equal to the previous embodiment, and the cross-sectional area of the intermediate flow is about 20mm2~25mm2The circumferential angle of the adjusting hole 21 is within 46 degrees or within 91 degrees or within 181 degrees, and the limited range is that the circumferential angle of the adjusting hole 21 corresponding to the circumferential angle is within 90 degrees or within 180 degrees or within 360 degrees; when the circumferential angle of the adjusting hole 21 is 46 degrees, the limited range is that the circumferential angle is 90 degrees corresponding to the circumferential angle of the adjusting hole 21; when the circumferential angle of the adjusting hole 21 is smaller than 46 degrees, the limited range is that the circumferential angle corresponding to the circumferential angle of the adjusting hole 21 is 90 degrees or smaller than 90 degrees; when the circumferential angle of the adjusting hole 21 is 91 degrees, the limited rangeThe circumferential angle of the circumference is 180 degrees corresponding to the circumferential angle of the adjusting hole 21; when the circumferential angle of the adjusting hole 21 is smaller than 91 degrees, the limited range is that the circumferential angle corresponding to the circumferential angle of the adjusting hole 21 is 180 degrees or smaller than 180 degrees; when the circumferential angle of the adjusting hole 21 is 181 degrees, the limited range is that the circumferential angle is 360 degrees corresponding to the circumferential angle of the adjusting hole 21; when the circumferential angle of the adjusting hole 21 is smaller than 181 degrees, the limited range is that the circumferential angle is 360 degrees or smaller than 360 degrees corresponding to the circumferential angle of the adjusting hole 21.
The first embodiment is as follows:
referring to fig. 10, the water inlet holes 71 and the adjusting holes 21 are two groups, the circumferential angle of the water inlet holes 71 is 90 degrees, the circumferential angle of the adjusting holes 21 is 91 degrees, and the limited range is that the circumferential angle corresponds to 180 degrees of the circumferential angle of the adjusting holes 21; when the valve core switch is turned on, the overcurrent sectional area is in a minimum state, the adjusting piece 2 and the base 7 rotate relatively, the overcurrent sectional area is gradually increased, when the valve core switch rotates by 90 degrees, the overcurrent sectional area is maximized, and then the overcurrent sectional area is gradually reduced when the valve core switch continues to rotate, and when the valve core switch rotates to 180 degrees, the overcurrent sectional area is in a minimum state; when the limited range is that the circumferential angle is 360 degrees corresponding to the circumferential angle of the adjusting hole 21, the change rate of the flow cross section area is consistent no matter the adjusting hole rotates clockwise or anticlockwise, and the rotation is not limited; when the valve core switch is turned on, the flow cross section is in the maximum state, and the flow cross section is reduced no matter the valve core switch rotates clockwise or anticlockwise, so that the change of the flow of the water passing from small to large to small can be more accurately adjusted; when the valve core switch is turned on and quantitative water outlet is needed, the quantitative water outlet can be generated only by rotating left or right to the tail end, blind adjustment is realized, and the valve core switch is suitable for various requirements of users.
Example two:
referring to fig. 11, the water inlet 71 and the adjusting hole 21 are in a group, the circumferential angle of the water inlet 71 is 180 degrees, the circumferential angle of the adjusting hole 21 is 181 degrees, and the limited range is that the circumferential angle corresponds to 360 degrees of the circumferential angle of the adjusting hole 21; when the valve core switch is started, the flow cross section area is in a minimum state, the adjusting piece 2 and the base 7 rotate relatively, the flow cross section area is gradually increased, the brush flow cross section area reaches the maximum when the brush flow cross section area rotates by 180 degrees, the brush flow cross section area is gradually reduced when the brush flow cross section area continues to rotate, and the flow cross section area is in a minimum state when the brush flow cross section area rotates to 360 degrees; the change rate of the flow cross-sectional area is consistent no matter clockwise or anticlockwise rotation; when the valve core switch is opened, the overcurrent sectional area is in the maximum state, and the overcurrent sectional area is reduced no matter the valve core switch rotates clockwise or anticlockwise; therefore, the change of the flow of the water passing from small to large to small can be more accurately adjusted; when the valve core switch is turned on and quantitative water outlet is needed, the quantitative water outlet can be generated only by rotating left or right to the tail end, blind adjustment is realized, and the valve core switch is suitable for various requirements of users.
Example three:
referring to fig. 12, the water inlet holes 71 and the adjusting holes 21 are two groups, the circumferential angle of the water inlet holes 71 is 60 degrees, the circumferential angle of the adjusting holes 21 is 91 degrees, and the limited range is that the circumferential angle corresponds to 120 degrees of the circumferential angle of the adjusting holes 21; when the valve core switch is started, the flow cross section area is in a minimum state, the adjusting piece 2 and the base 7 rotate relatively, the flow cross section area is gradually increased, when the valve core switch rotates between 60 degrees and 90 degrees, the brushing flow cross section area is maximum, then the brush flow cross section area is gradually reduced after the valve core switch continues to rotate, and when the valve core switch rotates to 120 degrees, the flow cross section area is in an intermediate flow water outlet state; if the device can continue to rotate, the maximum limit range reaches 180 degrees and cannot reach the minimum state; at the moment, no matter clockwise or anticlockwise rotating, the change rate of the flow cross section area is determined; when the valve core switch is opened, the overcurrent sectional area is in the maximum state, and the overcurrent sectional area is reduced no matter the valve core switch rotates clockwise or anticlockwise; therefore, the change of the flow of the water passing from small to large to small can be more accurately adjusted; when the valve core switch is turned on and quantitative water outlet is needed, the quantitative water outlet can be generated only by rotating left or right to the tail end, blind adjustment is realized, and the valve core switch is suitable for various requirements of users.
Example four:
referring to fig. 13, the water inlet holes 71 and the adjusting holes 21 are in a group, the circumferential angle of the water inlet holes 71 is 120 degrees, the circumferential angle of the adjusting holes 21 is 151 degrees, and the limited range is that the circumferential angle corresponds to 210 degrees of the circumferential angle of the adjusting holes 21; when the valve core switch is turned on, the flow cross section is in a minimum state, the adjusting piece 2 and the base 7 rotate relatively, the flow cross section is gradually increased, when the valve core switch rotates between 120 degrees and 150 degrees, the brushing flow cross section is maximized, then the brush flow cross section is gradually reduced after the valve core switch continues to rotate, and when the valve core switch rotates to 210 degrees, the flow cross section is in an intermediate flow water outlet state; if the water inlet hole 71 and the adjusting hole 21 can rotate continuously, the maximum limit range cannot exceed 270 degrees, otherwise, the overlapped flow cross-sectional area is not generated; within the limited range, the change rate of the flow cross-sectional area is determined no matter clockwise or anticlockwise rotation; when the valve core switch is opened, the overcurrent sectional area is in the maximum state, and the overcurrent sectional area is reduced no matter the valve core switch rotates clockwise or anticlockwise; therefore, the change of the flow of the water passing from small to large to small can be more accurately adjusted; when the valve core switch is turned on and quantitative water outlet is needed, the quantitative water outlet can be generated only by rotating left or right to the tail end, blind adjustment is realized, and the valve core switch is suitable for various requirements of users.
The lower extreme downwardly extending of body seat 6 is provided with a plurality of fixed protruding 63 and a plurality of colluding and detain 61, each fixed protruding 63 and each collude and detain 61 equidistance ring set up in with the lower surface of body seat 6, base 7 corresponds collude and detain 61 and be provided with and detain position 72, base 7 corresponds fixed protruding 63 is provided with fixed chamber 73, body seat 6 with base 7 passes through collude and detain 61 detain in detain position 72 and form integratively, just fixed protruding 63 supports the top in fixed chamber 73.
The hook buckle 61 comprises at least two hook buckles 611, the hook buckles 611 are in an inverted 7 shape, a gap is formed between the two hook buckles 611, hook buckle feet 6111 are arranged at the lower part of the hook buckle 61, the hook buckle feet 6111 extend along the center of the hook buckle 61 along the peripheral wall of the adjusting part 22 towards the left side and the right side respectively, and the thickness of the hook buckle feet 6111 decreases from the center of the hook buckle 61 towards the left side and the right side; the top surface of the buckling position 72 is an opening, an inner cavity of the buckling position 72 is provided with an accommodating cavity 722 and two limiting protrusions 721, the limiting protrusions 721 are respectively arranged on the left inner wall surface and the right inner wall surface of the buckling position 72, the accommodating cavity 722 is arranged below the limiting protrusions 721, the width of the accommodating cavity 722 is consistent with that of the hook buckle 61, the height of the accommodating cavity 722 is consistent with that of the hook buckle foot 6111, the hook buckle foot 6111 is extruded to deform so as to be recovered after passing through the middle of the two limiting protrusions 721 to the accommodating cavity 722, the hook buckle foot 6111 is fixed in the accommodating cavity 722 and abuts against the lower surfaces of the limiting protrusions 721, and the body seat 66 and the base 7 are buckled on the buckling position 72 through the hook buckle 61 to form a whole.
A press switch device is arranged in the third cavity and comprises a water sealing part 5 and a control shaft 8, the water sealing part 5 is arranged above the water outlet 74, the water sealing part 5 is provided with a communicating hole, the control shaft 8 axially moves along the third cavity and is inserted into or separated from the communicating hole, and the water sealing part 5 is made of elastic colloid; when the control shaft 8 is inserted into the communication hole, the water sealing member 5 moves downwards to be deformed to seal the water outlet 74; when the control shaft 8 is separated from the communication hole, the water sealing member 5 opens the water outlet hole 74.
The fixing part 3 is arranged in the third cavity, the water sealing part 5 comprises a water sealing part 51, a fixing part 52 and a deformation part 53, the water sealing part 51 is arranged in the middle and is connected with the fixing part 52 through the deformation part 53, the fixing part 52 is fixed in the third cavity by the fixing part 3 and the inner cylinder wall, the communication hole penetrates through the water sealing part 51, and the deformation part 53 is provided with a pressure relief hole; the water sealing part 51 is sleeved with a balance spring, one end of the balance spring is propped against the side surface of the water sealing part 51, and the other end of the balance spring is propped against the fixing part 3.
The fixing part 3 is provided with an inner cavity with a downward opening, the upper surface of the fixing part 3 is provided with an inserting hole, a sealing sheet 4 is arranged above the fixing part 3, a sealing boss 41 is arranged in the middle of the sealing sheet 4, and the sealing boss 41 is inserted into the inserting hole; the inner wall of the adjusting part 2 is provided with a supporting surface platform, a mounting part 22 is arranged between the supporting surface platform and the fixing part 3, the lower end of the mounting part 22 extends downwards to be provided with a plurality of plug pins 221, each plug pin 221 is annularly arranged on the lower surface of the mounting part 22 at equal intervals, the upper surface of the fixing part 3 is provided with a plug cavity 31 corresponding to the plug pin 221, and the plug pins 221 are plugged in the plug cavity 31.
Be provided with on the lateral wall of mounting 3 a plurality of and extend to along the circumferential direction the location muscle 32 and the annular of 3 both ends faces of mounting connect in each the holding ring 33 in location muscle 32 middle section, be provided with on the base 7 inner wall with the corresponding recess 75 of location muscle 32, location muscle 32 with recess 75 looks joint and pass through the holding ring 33 will fixed part 52 compress tightly in mounting 3 with between the base 7, make mounting 3 with base 7 avoids producing relative circumferential direction, just it does not produce the displacement to seal water spare 3.
The pressing piece 11 is provided with sharp teeth, a first guide protrusion protruding outwards in the radial direction and a second guide groove protruding inwards in the radial direction, the lower end of the rotating piece 9 is provided with a rotating protrusion, one end of the rotating protrusion is provided with a sharp corner, and an inner cavity of the adjusting piece 2 is provided with a first inclined table, a second inclined table, a first guide groove protruding outwards in the radial direction and a second guide protrusion protruding inwards in the radial direction; the pressing piece 1 is arranged in the third cavity, the upper end of the pressing piece extends out of the upper surface of the adjusting piece 2, the first guide protrusion is arranged in the first guide groove, the second guide protrusion is arranged in the second guide groove, the rotating piece 9 is arranged below the pressing piece 1, the convex part on the control shaft 8 abuts against the rotating piece 9, and the lower end of the control shaft 8 sequentially penetrates through the mounting piece 22 and the sealing piece 4 to enter the inner cavity of the fixing piece 3; the upper surface of the mounting part 22 is provided with a pit; the spring is arranged between the concave pit and the rotating piece 9 and sleeved on the control shaft 8.
The working principle of the utility model is as follows:
pressing the pressing piece 1 downwards to enable the rotating piece 9 to move downwards, the spring is compressed, the rotating piece 9 rotates, the rotating protrusion slides out of the first guide groove, the sharp corner part rotates to the bottom of the first inclined platform, the rotating piece 9 moves downwards to enable the control shaft 8 to move downwards to be inserted into the communication hole, and the valve core is in a closed state; pressing the pressing piece 1 again to enable the rotating piece 9 to continue to move downwards, enabling the rotating piece 9 to rotate again, enabling the sharp corner portion to rotate to the first guide groove along the second sloping platform, enabling the rotating projection to slide back into the first guide groove, enabling the spring to stretch, enabling the control shaft 8 to move upwards to be separated from the communication hole, enabling the valve core to be in an open state, rotating the adjusting piece 2 in the limited range, enabling the adjusting piece 2 to rotate until the water inlet hole 71 and the adjusting hole 21 generate an overlapped flow cross section area, enabling water to pass through, continuing to rotate the adjusting piece 2 towards the middle section of the limited range, enabling the overlapped flow cross section area to continue to increase linearly, enabling water flow to increase linearly, and facilitating use and flow regulation of a user; when the adjusting piece 2 is continuously rotated, the flow cross section area is reduced, and the water flow is linearly reduced along with the flow cross section area; the cross-sectional area of the water passing pipe is the smallest at one end of the limited range, the cross-sectional area of the middle section is the largest, and the cross-sectional area of the other end of the limited range is half or other flow of the cross-sectional area smallest or largest, the setting of each embodiment is taken as the standard, but the range of each cross-sectional area is the protection range of the utility model; when the valve core is opened and the cross-sectional area of the water flow is just at the maximum, the adjusting piece 2 rotates in any direction, and the flow can be reduced; when the limited range is 360 degrees, when the cross-sectional area of the water is just at the minimum flow, the adjusting piece 2 rotates in any direction, and the flow can be increased; when the water is determined not to be used any more, the valve core is closed; the operation of closing the valve cartridge is as already stated above; when the valve core switch is turned on and quantitative water is required to be discharged, the water is only required to be rotated to the tail end in a left rotating mode or a right rotating mode, and blind adjustment is achieved.
The adjusting hole 21 on the adjusting piece 2 and the water inlet hole 71 on the base 7 generate overlapped over-flow sectional areas to enable water flow to pass through, and the adjusting piece 2 is rotated to enable the over-flow sectional areas generated by the adjusting hole 21 and the water inlet hole 71 to be gradually increased and then continuously decreased, so that the flow of water can be accurately adjusted, and meanwhile, a user can adjust the flow from small to large and also can rotate the direction of the adjusting piece along with the heart to enable the flow to be changed from large to small; the fixed values of the initial end overflowing sectional area and the tail end overflowing sectional area enable a user to easily control a water-saving gear or a comfortable gear, and a large-flow water flow is easily obtained for flushing when the adjusting piece rotates to the middle section; when the flow regulating valve core is used, water is fed when the user is open, but the position of the discharged water at each flow is not fixed, and the user can stay at any position, so that the user does not easily adjust the flow which the user wants to use at the moment, but does not need to see an adjusting mark when using the flow regulating valve core, and the water is discharged quantitatively when the user rotates to the tail end in a left-handed mode or rotates to the tail end in a right-handed mode, so that blind regulation is realized, and the flow regulating valve core is very suitable for; the utility model discloses simple structure does not lead to appearing the card because of reasons such as each parts wearing and tearing and dies, makes the unable adjustable function who realizes the flow of case.
While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.
Claims (15)
1. The utility model provides a flow regulating valve core that facilitates use which characterized in that includes:
the body seat comprises a first cavity which is communicated up and down;
the base is connected below the body seat and comprises a second cavity with an upper opening, a water inlet hole formed in the side wall of the base and a water outlet hole formed in the bottom of the base, and the water inlet hole and the water outlet hole are communicated with the second cavity; and
the adjusting piece is arranged in the first cavity and is inserted and connected to the bottom of the second cavity, the adjusting piece comprises a third cavity which is communicated up and down and an adjusting hole corresponding to the water inlet hole, and the adjusting hole is communicated with the third cavity;
the adjusting piece is arranged in a limited range and rotates relative to the base, so that the overlapped flow cross section area of the water inlet hole and the adjusting hole is changed, and the flow cross section area is gradually increased and then continuously decreased along the change of the rotation stroke.
2. The easy-to-use flow regulating valve core according to claim 1, wherein the water inlet hole and the regulating hole are arranged in a rectangular cross section along the circumferential direction, and the cross section length of the water inlet hole is smaller than that of the regulating hole.
3. The easy to use flow regulating valve cartridge of claim 1, wherein the cross-sectional flow area at the beginning and end of the rotation of the regulating member is a fixed value.
4. The easy-to-use flow regulating valve cartridge of claim 3, wherein the initial end flow cross sectional area is equal to the tail end flow cross sectional area, or the initial end flow cross sectional area is smaller than the tail end flow cross sectional area, or the initial end flow cross sectional area is larger than the tail end flow cross sectional area.
5. The easy-to-use flow regulating valve core according to claim 4, wherein an elastic stopper or a stopper groove is respectively arranged above the middle section of the water inlet hole and the middle section of the regulating hole, and the stopper corresponds to the stopper groove.
6. The easy-to-use flow regulating valve core according to claim 1, characterized in that at least one group of the regulating holes is provided, the regulating holes are annularly arranged on the side wall of the regulating piece, and the number of the water inlet holes is equal to that of the regulating holes.
7. The convenient flow regulating valve core as recited in claim 6, wherein an inner cylinder wall extends upward along the axial direction at the bottom of the second cavity, an insertion groove is formed between the side wall of the base and the inner cylinder wall, and the inner cylinder wall is provided with a water through hole corresponding to the water inlet hole; the lower end of the adjusting piece penetrates through the body seat from one end of the body seat far away from the base and is inserted into the insertion groove.
8. The easy-to-use flow regulating valve core according to claim 7, wherein the upper end of the regulating member is sleeved with a positioning sheet, the positioning sheet is provided with a positioning protrusion along a radial direction, the body seat is provided with a blocking block for abutting against the positioning protrusion, and the blocking block enables the regulating member to rotate within the limited range; and in the process that the adjusting piece rotates within the limited range clockwise or anticlockwise, the flow cross-sectional area of the overlapping degree of the water inlet hole and the adjusting hole is gradually increased and then continuously decreased.
9. The easy to use flow regulating valve cartridge of claim 8, wherein the circumferential angle of the regulating orifice is within 46 degrees or within 91 degrees or within 181 degrees, the defined range being that the circumferential angle is within 90 degrees or within 180 degrees or within 360 degrees corresponding to the circumferential angle of the regulating orifice.
10. The easy-to-use flow regulating valve cartridge as recited in claim 7, wherein the lower end of the body seat extends downward to form a plurality of fixing protrusions and a plurality of hooks, each of the fixing protrusions and each of the hooks are annularly disposed on the lower surface of the body seat at equal intervals, the base is provided with a fastening position corresponding to the hook, the base is provided with a fixing cavity corresponding to the fixing protrusion, the body seat and the base are fastened to the fastening position through the hook to form a whole, and the fixing protrusions abut against the fixing cavity.
11. The easy-to-use flow regulating valve cartridge according to claim 10, wherein a push switch device is disposed in the third cavity, the push switch device comprises a water sealing member and a control shaft, the water sealing member is disposed above the water outlet hole, the water sealing member is provided with a communication hole, and the control shaft is axially movably inserted into or separated from the communication hole along the third cavity.
12. The easy-to-use flow regulating valve cartridge according to claim 11, wherein a fixing member is disposed in the third chamber, the water sealing member comprises a water sealing portion, a fixing portion and a deformation portion, the water sealing portion is disposed in the middle and connected to the fixing portion through the deformation portion, the fixing portion is fixed in the third chamber by the fixing member and the inner cartridge wall, the communication hole is disposed through the water sealing portion, and the deformation portion is provided with a pressure relief hole; the water sealing part is sleeved with a balance spring, one end of the balance spring abuts against the side face of the water sealing part, and the other end of the balance spring abuts against the fixing part.
13. The convenient flow regulating valve core as recited in claim 12, wherein the fixing member has an insertion hole, a sealing sheet is disposed above the fixing member, a sealing boss is disposed in the middle of the sealing sheet, and the sealing boss is inserted into the insertion hole; the inner wall of the adjusting piece is provided with a supporting surface platform, a mounting piece is arranged between the supporting surface platform and the mounting piece, a plurality of plug pins are arranged at the lower end of the mounting piece in a downward extending mode, the plug pins are arranged on the lower surface of the mounting piece in an equidistant annular mode, a plug cavity corresponding to the plug pins is arranged on the upper surface of the mounting piece, the plug pins are connected in the plug cavity in a plug mode, and a pit is arranged on the upper surface of the mounting piece.
14. The easy-to-use flow regulating valve core according to claim 13, wherein a plurality of positioning ribs extending to two end faces of the fixing member along a circumferential direction and a positioning ring annularly connected to a middle section of each positioning rib are disposed on an outer side wall of the fixing member, a groove corresponding to the positioning rib is disposed on an inner wall of the base, and the positioning rib is clamped with the groove.
15. The convenient flow regulating valve element according to claim 13, further comprising a pressing member, a rotating member and a spring, wherein the pressing member is disposed in the third cavity, the upper end of the pressing member extends out of the upper surface of the regulating member, the rotating member is disposed below the pressing member, the protruding portion of the control shaft abuts against the rotating member, the lower end of the control shaft sequentially penetrates through the mounting member and the sealing piece to enter the inner cavity of the fixing member, the spring is disposed between the concave pit and the rotating member and sleeved on the control shaft, and the pressing member is pressed to drive the rotating member to rotate, so that the control shaft pushes the water sealing member to move down or up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021906369.6U CN212509548U (en) | 2020-09-03 | 2020-09-03 | Flow regulating valve core convenient to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021906369.6U CN212509548U (en) | 2020-09-03 | 2020-09-03 | Flow regulating valve core convenient to use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212509548U true CN212509548U (en) | 2021-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021906369.6U Active CN212509548U (en) | 2020-09-03 | 2020-09-03 | Flow regulating valve core convenient to use |
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| Country | Link |
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| CN (1) | CN212509548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021243890A1 (en) * | 2020-06-02 | 2021-12-09 | 开平市翰森卫浴有限公司 | Flow regulating valve core |
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2020
- 2020-09-03 CN CN202021906369.6U patent/CN212509548U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021243890A1 (en) * | 2020-06-02 | 2021-12-09 | 开平市翰森卫浴有限公司 | Flow regulating valve core |
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