阅读说明：本技术 一种带流量调节功能的按压阀芯 (Take flow control function's press down case ) 是由 卢文荣 曾广移 石瑞发 张建强 于 2019-11-27 设计创作，主要内容包括：一种带流量调节功能的按压阀芯,由阀芯上座与阀芯座上下组装而成,其中阀芯座底部与进水端导通,穿过阀芯上座中心其上方设有一按压切换装置,该按压切换装置可通过按压实现停靠于阀芯上座内之上下停靠点的切换,一中心栓顶靠于按压切换装置下方并随按压切换装置实现上下位置点之切换；一可弹性形变之止水腔位于阀芯上座与下方阀芯座之间；所述中心栓穿过止水腔中心进一步穿过阀芯座中心,利用中心栓切换上下位置点与止水腔发生相对位置的变化,使得止水腔发生形变与下方阀芯座关闭或打开实现水路开关之切换,同时利用中心栓之转动改变转动片与止水垫片之间的水路大小,实现水量控制。(A press valve core with flow regulation function is formed by assembling a valve core upper seat and a valve core seat up and down, wherein the bottom of the valve core seat is communicated with a water inlet end, a press switching device is arranged above the valve core upper seat through the center of the valve core upper seat, the press switching device can realize the switching of upper and lower stop points stopped in the valve core upper seat through pressing, and a center bolt is abutted against the lower part of the press switching device and realizes the switching of upper and lower position points along with the press switching device; an elastically deformable water-stop chamber is located between the upper valve core seat and the lower valve core seat; the central bolt penetrates through the center of the water stop cavity and further penetrates through the center of the valve core seat, the central bolt is used for switching the relative position between the upper position and the lower position and the water stop cavity, the water stop cavity is deformed, the valve core seat below is closed or opened, the switching of a water path switch is realized, and meanwhile, the rotation of the central bolt is used for changing the size of a water path between the rotating sheet and the water stop gasket, so that the water quantity control is realized.)

1. The utility model provides a take flow control function's pressure case, is assembled from top to bottom by case upper base and case seat and forms, and wherein case seat bottom switches on its characterized in that with the end of intaking: a press switching device is arranged above the valve core upper seat and penetrates through the center of the valve core upper seat, the press switching device can realize the switching of upper and lower stop points stopped in the valve core upper seat through pressing, and a center bolt is abutted against the lower part of the press switching device and realizes the switching of upper and lower position points along with the press switching device; an elastically deformable water-stop chamber is located between the upper valve core seat and the lower valve core seat; the central bolt penetrates through the center of the water stopping cavity and further penetrates through the center of the valve core seat, the central bolt can change the relative position with the water stopping cavity by switching the upper position and the lower position, and an upper reducing hole and a lower reducing hole are formed on the bolt body of the central bolt corresponding to the water stopping cavity; when the central bolt is positioned at the upper position point, a waterway communicated to the water stopping cavity is formed between the lower reducing part and the water stopping cavity, the other part of the water stopping cavity is blocked at the non-reducing part of the central bolt, so that the water in the water stopping cavity is outwards deformed and is tightly abutted against the outlet at the top of the valve core seat, the waterway in the valve core seat is blocked by the water stopping cavity and cannot be outwards communicated, and the waterway is closed; when the central bolt is located at the lower position point, a waterway which is communicated with the outside of the water stopping cavity is formed between the upper reducing part and the water stopping cavity, and the non-reducing part of the central bolt blocks other parts of the water stopping cavity, so that water in the water stopping cavity is discharged outwards, the water stopping cavity is recovered to the original state from the deformation state and leaves the valve core seat, and the waterway in the valve core seat is communicated outwards, thereby realizing the opening of the waterway.

2. The pressure valve core with the flow regulating function according to claim 1, characterized in that: a water stopping gasket is fixedly arranged below the valve core seat, and a water inlet window is arranged on the water stopping gasket; a positioning sleeve capable of being forced to rotate is further arranged in the valve core upper seat, and the positioning sleeve is linked with the central bolt and can drive the central bolt to rotate; a rotating sheet sleeved with the central bolt is arranged above the water stopping gasket, the rotating sheet is driven by the central bolt to rotate relative to the water stopping gasket, and the rotating sheet is tightly attached to the water stopping gasket; the rotating sheet is provided with an adjusting window, and the size of the overlapping area between the water inlet window and the adjusting window is controlled by the relative rotation degree of the rotating sheet and the water stop gasket.

3. The pressure valve core with the flow regulating function according to claim 2, characterized in that: the valve core upper seat is internally provided with a rotary positioning cavity, the side wall of the rotary positioning cavity is transversely provided with an arc-shaped hollow groove, the side wall of the positioning sleeve is fixedly provided with a deflector rod, the positioning sleeve is arranged in the rotary positioning cavity, the deflector rod extends out of the rotary positioning cavity through the arc-shaped hollow groove, and the deflector rod can be stirred to drive the positioning sleeve to rotate in the rotary positioning cavity.

4. A push valve cartridge with flow regulating function as claimed in claim 3, wherein: the central bolt penetrates through the positioning sleeve, the top of the central bolt is fixedly sleeved with a central bolt positioning ring, and the central bolt positioning ring is simultaneously sleeved with the inner cavity of the positioning sleeve and can only move up and down in the inner cavity of the positioning sleeve.

5. The pressure valve core with the flow regulating function according to claim 4, characterized in that: the lower part of the rotary positioning cavity of the upper valve core seat is provided with a supporting cavity, a supporting seat is fixedly arranged in the supporting cavity in a sealing mode, the central bolt penetrates through the supporting seat, and the supporting seat is upwards abutted against the bottom of the positioning sleeve to support the positioning sleeve.

6. The pressure valve core with the flow regulating function according to claim 5, characterized in that: a spring is arranged in the positioning sleeve, the central bolt penetrates through the spring, the upper end of the spring abuts against the positioning ring of the central bolt, the lower end of the spring abuts against the supporting seat and is extruded by the supporting seat, and the spring is in an extrusion deformation state in the positioning sleeve.

7. The pressure valve core with the flow regulating function according to claim 6, characterized in that: a pressing limiting cavity is arranged above the rotating positioning cavity of the valve core upper seat, and the pressing switching device is arranged in the pressing limiting cavity; the pressing switching device is formed by sleeving a pressing rod and a rotating rod, the pressing rod and the rotating rod are sleeved to further form a ball pen telescopic mechanism together with spacing limit strips on the side wall of the pressing limit cavity and a central bolt abutting against the lower part of the rotating rod and an extrusion deformation state spring in the positioning sleeve, and the ball pen telescopic mechanism is used for realizing the parking switching of the upper position point and the lower position point of the central bolt; the pressing part of the pressing rod is exposed out of the valve core upper seat.

8. A push valve cartridge with flow regulating function as claimed in claim 3, wherein: the outer of the rotation positioning cavity of the valve core upper seat is rotatably sleeved with a flow regulating valve, the flow regulating valve is cylindrical, the inner wall of the flow regulating valve is provided with a deflector rod groove, a deflector rod on the side wall of the positioning sleeve extends out of the rotation positioning cavity through an arc-shaped hollow groove, and the outer end of the deflector rod is arranged in the deflector rod groove in an overhead mode.

9. The pressure valve core with the flow regulating function according to claim 1, characterized in that: the water stopping cavity is formed by sealing and splicing an upper sealing seat and a lower elastically-deformable sealing gasket, and the upper sealing seat and the lower elastically-deformable sealing gasket are both provided with a central circular hole with the size matched with that of the central bolt so as to allow the central bolt to pass through; the seal receptacle is equipped with the overflow breach in its central round hole both sides, and then still is equipped with the overflow breach along the seal receptacle outside.

10. The pressure valve core with flow regulating function according to claim 9, characterized in that: the sealing gasket is a one-piece gasket, the central round hole which is adaptive to the size of the central bolt is further provided with a hollow column which extends upwards from the center, the hollow column is abutted against the central round hole of the upper sealing seat, a circle of convex ring is arranged around the hollow column, a first annular sinking groove is formed between the convex ring and the hollow column, the convex ring extends outwards to form an annular supporting ring, the annular supporting ring is in a sheet shape, and the annular supporting ring is further connected outwards with a circle of assembling ring for installation; an upper annular flange and a lower annular flange are arranged in the hollow column; the upper necking and the lower necking of the central bolt respectively correspond to the upper annular flange and the lower annular flange in a staggered manner, when the central bolt is positioned at an upper position point, the lower necking and the lower annular flange are opposite to each other, a water channel communicated to the water stopping cavity is formed between the lower necking and the lower annular flange, and the non-reducing part of the central bolt abuts against the upper annular flange to realize blockage; when the central bolt is positioned at the lower position point, the upper reducing part is opposite to the upper annular flange, a water channel communicated to the outside of the water stopping cavity is formed between the upper reducing part and the upper annular flange, and the non-reducing part of the central bolt is propped against the lower annular flange.

11. The pressure valve core with flow regulating function according to claim 10, characterized in that: a pair of corresponding transverse guide holes are arranged on the side wall of the middle section part between the upper annular flange and the lower annular flange of the hollow column in a penetrating manner; the central bolt is provided with a transverse through hole at the corresponding position, and when the central bolt is positioned at the upper position point, the transverse through hole of the central bolt is communicated with a pair of corresponding transverse guide holes on the side wall of the middle section of the hollow column.

12. The pressure valve core with the flow regulating function according to claim 1, characterized in that: an assembly ring fixedly assembled with the upper valve core seat is arranged above the valve core seat, a water inlet cavity is arranged below the valve core seat, and a plurality of hollow grooves are formed in the side wall of the valve core seat below the assembly ring; the outlet at the upper part of the water inlet cavity is an annular convex edge, the water stop gasket is arranged at the bottom of the water inlet cavity, and the rotating sheet in the water inlet cavity is tightly attached to the water stop gasket; the central bolt penetrates through the upper outlet of the water inlet cavity and further penetrates through the rotating sheet and the water stop gasket, the center of the water stop gasket is provided with a first through hole, the first through hole is not in linkage relation with the central bolt penetrating through the central bolt, the center of the rotating sheet is provided with a second through hole, and the second through hole is in linkage with the central bolt penetrating through the central bolt when passing through a lower position point.

13. The pressure valve cartridge with flow regulating function according to claim 12, characterized in that: and a wear-resistant ring is arranged between the rotating sheet and the upper wall in the water inlet cavity.

Technical Field

The invention relates to the field of bathrooms, in particular to a pressing valve core with a flow adjusting function.

Background

The tap is important subassembly in the water supply line for open and close the water route and adjust flow, current tap is in order to realize opening and close the function in water route, and what the universal adoption all is left right rotation or rotatory case of opening from top to bottom, and this type of case not only need install supporting hand wheel or handle and open in order to drive the case, leads to the cost to rise, and when opening and close the water route, the case is worn and torn easily moreover, has shortened the life of case.

In addition, the structure of the design in the aspect of water quantity regulation is complex, the water quantity regulation is combined with the switch of the faucet into a whole, and the water quantity is realized by rotating between the switches, so that the valve core parts are abraded no matter the switch or the water quantity regulation is carried out, the valve core parts are easy to damage, and the service life is shortened.

Disclosure of Invention

The invention aims to provide a press valve core with a flow regulating function, which is flexible to use and convenient to install, and has small loss caused by separating a switch and water quantity regulation.

In order to achieve the above purpose, the solution of the invention is: the utility model provides a take flow control function's pressure case, is assembled from top to bottom by case upper base and case seat and forms, and wherein case seat bottom switches on its characterized in that with the end of intaking: a press switching device is arranged above the valve core upper seat and penetrates through the center of the valve core upper seat, the press switching device can realize the switching of upper and lower stop points stopped in the valve core upper seat through pressing, and a center bolt is abutted against the lower part of the press switching device and realizes the switching of upper and lower position points along with the press switching device; an elastically deformable water-stop chamber is located between the upper valve core seat and the lower valve core seat; the central bolt penetrates through the center of the water stopping cavity and further penetrates through the center of the valve core seat, the central bolt can change the relative position with the water stopping cavity by switching the upper position and the lower position, and an upper reducing hole and a lower reducing hole are formed on the bolt body of the central bolt corresponding to the water stopping cavity; when the central bolt is positioned at the upper position point, a waterway communicated to the water stopping cavity is formed between the lower reducing part and the water stopping cavity, the other part of the water stopping cavity is blocked at the non-reducing part of the central bolt, so that the water in the water stopping cavity is outwards deformed and is tightly abutted against the outlet at the top of the valve core seat, the waterway in the valve core seat is blocked by the water stopping cavity and cannot be outwards communicated, and the waterway is closed; when the central bolt is located at the lower position point, a waterway which is communicated with the outside of the water stopping cavity is formed between the upper reducing part and the water stopping cavity, and the non-reducing part of the central bolt blocks other parts of the water stopping cavity, so that water in the water stopping cavity is discharged outwards, the water stopping cavity is recovered to the original state from the deformation state and leaves the valve core seat, and the waterway in the valve core seat is communicated outwards, thereby realizing the opening of the waterway.

Further, a water stop gasket is fixedly arranged below the valve core seat, and a water inlet window is arranged on the water stop gasket; a positioning sleeve capable of being forced to rotate is further arranged in the valve core upper seat, and the positioning sleeve is linked with the central bolt and can drive the central bolt to rotate; a rotating sheet sleeved with the central bolt is arranged above the water stopping gasket, the rotating sheet is driven by the central bolt to rotate relative to the water stopping gasket, and the rotating sheet is tightly attached to the water stopping gasket; the rotating sheet is provided with an adjusting window, and the size of the overlapping area between the water inlet window and the adjusting window is controlled by the relative rotation degree of the rotating sheet and the water stop gasket.

Furthermore, a rotary positioning cavity is arranged in the valve element upper seat, an arc-shaped hollow groove is transversely formed in the side wall of the rotary positioning cavity, a deflector rod is fixedly arranged on the side wall of the positioning sleeve, the positioning sleeve is arranged in the rotary positioning cavity, the deflector rod extends out of the rotary positioning cavity through the arc-shaped hollow groove, and the deflector rod can be driven to rotate in the rotary positioning cavity by stirring the deflector rod.

Furthermore, the central bolt penetrates through the positioning sleeve, a central bolt positioning ring is fixedly sleeved at the top of the central bolt, and the central bolt positioning ring is simultaneously sleeved with the inner cavity of the positioning sleeve and can only move up and down in the inner cavity of the positioning sleeve.

Furthermore, a supporting cavity is arranged below the rotary positioning cavity of the upper valve element seat, a supporting seat is fixedly arranged in the supporting cavity in a sealing mode, the central bolt penetrates through the supporting seat, and the supporting seat is upwards abutted against the bottom of the positioning sleeve to support the positioning sleeve.

Furthermore, a spring is arranged in the positioning sleeve, the central bolt penetrates through the spring, the upper end of the spring abuts against the positioning ring of the central bolt, the lower end of the spring abuts against the supporting seat and is extruded by the supporting seat, and the spring is in an extrusion deformation state in the positioning sleeve.

Furthermore, a pressing limiting cavity is arranged above the rotating positioning cavity of the valve core upper seat, and the pressing switching device is arranged in the pressing limiting cavity; the pressing switching device is formed by sleeving a pressing rod and a rotating rod, the pressing rod and the rotating rod are sleeved to further form a ball pen telescopic mechanism together with spacing limit strips on the side wall of the pressing limit cavity and a central bolt abutting against the lower part of the rotating rod and an extrusion deformation state spring in the positioning sleeve, and the ball pen telescopic mechanism is used for realizing the parking switching of the upper position point and the lower position point of the central bolt; the pressing part of the pressing rod is exposed out of the valve core upper seat.

Furthermore, a flow regulating valve is rotatably sleeved outside the rotating positioning cavity of the valve core upper seat, the flow regulating valve is cylindrical, a deflector rod groove is formed in the inner wall of the flow regulating valve, a deflector rod on the side wall of the positioning sleeve extends out of the rotating positioning cavity through the arc-shaped hollow groove, and the outer end of the deflector rod is arranged in the deflector rod groove in an overhead mode.

Furthermore, the water stopping cavity is formed by sealing and splicing an upper sealing seat and a lower elastically deformable sealing gasket, and the upper sealing seat and the lower elastically deformable sealing gasket are both provided with a central circular hole with the size matched with that of the central bolt so as to allow the central bolt to pass through; the seal receptacle is equipped with the overflow breach in its central round hole both sides, and then still is equipped with the overflow breach along the seal receptacle outside.

Further, the sealing gasket is a one-piece gasket, the central round hole with the size matched with the central bolt is further provided with a hollow column which extends upwards at the center, a circle of convex ring is arranged around the hollow column, a first annular sinking groove is formed between the convex ring and the hollow column, the convex ring extends outwards to form an annular supporting ring, the annular supporting ring is in a sheet shape, and the annular supporting ring is further connected outwards with a circle of assembling ring for installation; an upper annular flange and a lower annular flange are arranged in the hollow column.

Furthermore, the hollow column is abutted against a central round hole of the upper sealing seat, a middle section part is arranged between an upper annular flange and a lower annular flange of the hollow column, and a pair of corresponding transverse guide holes are arranged on the side wall of the middle section part in a penetrating way; the central bolt is provided with a transverse through hole at the corresponding position, and when the central bolt is positioned at the upper position point, the transverse through hole of the central bolt is communicated with a pair of corresponding transverse guide holes on the side wall of the middle section of the hollow column.

Furthermore, an assembly ring fixedly assembled with the upper valve core seat is arranged above the valve core seat, a water inlet cavity is arranged below the valve core seat, and a plurality of hollow grooves are formed in the side wall of the valve core seat below the assembly ring; the outlet at the upper part of the water inlet cavity is an annular convex edge, the water stop gasket is arranged at the bottom of the water inlet cavity, and the rotating sheet in the water inlet cavity is tightly attached to the water stop gasket; the central bolt penetrates through the upper outlet of the water inlet cavity and further penetrates through the rotating sheet and the water stop gasket, the center of the water stop gasket is provided with a first through hole, the first through hole is not in linkage relation with the central bolt penetrating through the central bolt, the center of the rotating sheet is provided with a second through hole, and the second through hole is in linkage with the central bolt penetrating through the central bolt when passing through a lower position point.

Furthermore, a wear-resistant ring is arranged between the rotating sheet and the upper wall in the water inlet cavity.

After the scheme is adopted, the water stopping cavity capable of elastically deforming is utilized, and reasonable structural design is added, so that the water channel is switched on and off depending on the elastic deformation, the switching of hard friction is avoided, and the abrasion is reduced; and when the water quantity is regulated, the water stopping gasket can be made of rubber and the rotor sheet is made of stainless steel, and reasonable structural matching is adopted, so that the rotation loss between the water stopping gasket and the rotor sheet is small, and the durability of the product is high. The whole use of this product is nimble convenient, and the assembly is also simple, and the switch in water route and the size adjustment of water yield can independently realize the function respectively, mutual noninterference for the loss is less, and product life is long, has solved the problem that exists in the prior art field.

Drawings

FIG. 1 is an exploded schematic view of an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional structure of an embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a valve core upper seat in an embodiment of the invention;

FIG. 4 is a schematic perspective sectional view of an upper seat of a valve core in an embodiment of the present invention;

FIG. 5 is a schematic diagram of a center bolt positioning ring according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of a position sleeve in an embodiment of the present invention;

FIG. 7 is a schematic view of a rotor in an embodiment of the present invention;

FIG. 8 is a first cross-sectional view of an embodiment of the present invention;

FIG. 9 is a schematic view of the structure of a gasket in the embodiment of the invention;

FIG. 10 is a schematic perspective sectional view of a gasket according to an embodiment of the present invention;

FIG. 11 is a schematic structural view of a center pin according to an embodiment of the present invention;

FIG. 12 is a schematic illustration of the valve cartridge seat in an embodiment of the invention;

FIG. 13 is a schematic perspective sectional view of a valve cartridge seat in an embodiment of the present invention;

FIG. 14 is a second cross-sectional view of an embodiment of the present invention;

FIG. 15 is a first schematic structural view of a flow control valve according to an embodiment of the present invention;

FIG. 16 is a second schematic structural view of a flow control valve in an embodiment of the present invention;

FIG. 17 is a schematic view of the embodiment of the present invention illustrating the state of closing the waterway;

FIG. 18 is a schematic diagram illustrating the switching from the closed waterway to the open waterway in the embodiment of the present invention;

FIG. 19 is a schematic view of an embodiment of the present invention illustrating the open waterway state;

fig. 20 is an assembly schematic of an embodiment of the invention.

Detailed Description

The invention is described in detail below with reference to the figures and the specific embodiments.