CN215980895U - Regulating valve - Google Patents

Abstract

The utility model discloses a regulating valve, comprising: the water inlet and outlet device comprises a main body, a water inlet and a water outlet, wherein the main body is provided with a sliding cavity, and a first water inlet, a second water inlet and a first water outlet which are communicated with the sliding cavity; the first water inlet and the second water inlet are arranged along a first direction; a rotating member rotatably coupled to the main body about a rotation axis parallel to the first direction; the sliding piece is in threaded fit with the rotating piece so as to slide along a first direction in the sliding cavity relative to the main body to change the communication area of the first water inlet and the first water outlet and the communication area of the second water inlet and the first water outlet; the rotating piece on the regulating valve can drive the sliding piece to slide through threaded fit, so that the communication area between the first water inlet and the first water outlet on the main body and between the second water inlet and the first water outlet respectively is changed, and the water inlet flow of the regulating valve is regulated.

Description

Regulating valve

Technical Field

The utility model relates to the technical field of regulating valves, in particular to a regulating valve.

Background

The existing valve for adjusting flow or water temperature generally comprises a shell, a rotating piece, a movable ceramic piece and a static ceramic piece, wherein the rotating piece is rotatably installed on the shell, the movable ceramic piece is matched with the rotating piece in a rotation stopping way, the static ceramic piece is fixedly installed in the shell, a plurality of water passing openings are formed in the static ceramic piece and the movable ceramic piece, a user can control the rotating piece to rotate relative to the shell, and then the overlapping area of the water passing opening on the movable ceramic piece and the water passing opening on the static ceramic piece is adjusted, so that the effect of adjusting inflow or outflow is achieved. However, such a regulating valve is complicated in structure and high in manufacturing cost.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects or problems in the prior art, and provides a regulating valve which is provided with a main body, a rotating piece and a sliding piece, wherein the rotating piece can drive the sliding piece to slide through threaded fit, so that the communication areas of a first water inlet and a second water inlet on the main body and a first water outlet are changed, and the water inlet flow of the regulating valve is regulated.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a regulator valve, comprising: the water inlet and outlet device comprises a main body, a water inlet and a water outlet, wherein the main body is provided with a sliding cavity, and a first water inlet, a second water inlet and a first water outlet which are communicated with the sliding cavity; the first water inlet and the second water inlet are arranged along a first direction; a rotating member rotatably coupled to the main body about a rotation axis parallel to the first direction; a sliding member screw-engaged with the rotating member to slide in a first direction in the sliding chamber relative to the main body to change a communication area of the first water inlet with the first water outlet and a communication area of the second water inlet with the first water outlet.

Furthermore, the sliding part is provided with a water passing cavity, a third water inlet communicated with the water passing cavity and a second water outlet arranged at one end of the sliding part facing the first water outlet; the sliding cavity is communicated with the first water outlet through the second water outlet, and the third water inlet is suitable for moving along with the sliding piece so as to adjust the communication area of the sliding cavity and the first water inlet; the main body is provided with a butting part corresponding to the second water inlet, and the sliding part is suitable for changing the communication area of the second water inlet and the first water outlet by adjusting the distance between one end of the sliding part facing the first water outlet and the butting part.

Furthermore, the sliding part is provided with a rotation stopping rib extending along the first direction; the main part is in the chamber wall in sliding chamber is equipped with the spline spout that splines the rib adaptation just extends along first direction.

Further, the body includes a valve housing and a valve seat; the valve shell is provided with the sliding cavity, the first water inlet and the second water inlet; the valve seat is fixedly connected with the valve shell and is provided with the abutting part and the first water outlet.

Further, the valve seat comprises a valve seat body and a first sealing ring; the first sealing ring is fixedly connected to the valve seat body and forms the abutting part.

Further, the valve seat body is provided with an annular bulge facing the second water outlet; the first sealing ring is provided with an annular slot which is suitable for being in splicing fit with the annular bulge.

Furthermore, the device also comprises an elastic piece; the elastic piece is arranged between the sliding piece and the rotating piece along a first direction.

Further, the rotating part is provided with a first spring cavity; the sliding piece is provided with a second spring cavity; the cavity wall of the second spring cavity is provided with an internal thread, and the rotating part is provided with an external thread matched with the internal thread; one end of the elastic piece is abutted against the cavity bottom of the first spring cavity, and the other end of the elastic piece is abutted against the cavity bottom of the second spring cavity.

Further, the device also comprises a second sealing ring; the second sealing ring is sleeved outside the sliding part and is configured to abut against the main body to close the communication between the first water inlet and the water passing cavity when the communication area between the first water inlet and the first water outlet is minimum and the communication area between the second water inlet and the first water outlet is maximum.

Further, the device also comprises a third sealing ring; the third sealing ring is sleeved outside the sliding piece and is configured to move with the sliding piece between the first water inlet and the second water inlet.

As can be seen from the above description of the present invention, the present invention has the following advantages over the prior art:

1. the adjusting valve can be matched with the sliding part through the threads of the rotating part, the sliding part is driven to slide in the sliding cavity along the first direction when a user rotates the rotating part, the rotating action of the user can be converted into the sliding action of the sliding part through the connecting mode, the user can conveniently operate and the occupied volume is reduced, and in addition, the rotating-sliding mode can provide higher adjusting precision through the matching of thread density; meanwhile, the regulating valve is provided with a first water inlet, a second water inlet and a first water outlet on the main body, the communication area between the first water inlet and the second water inlet and the communication area between the second water inlet and the first water outlet can be adjusted through sliding of the sliding piece, so that the flow of inflow water flow can be adjusted, and when cold water and hot water are respectively introduced into the first water inlet and the second water inlet, the temperature of the outflow water can be changed through the flow adjustment.

2. The third inlet on the slider can change the area of intercommunication of first water inlet and first delivery port through the coincidence area of adjustment and first water inlet, rivers can flow to first delivery port through the second delivery port after getting into the third inlet, and correspond the butt portion that sets up in the main part and can cooperate with the one end that sets up the second delivery port on the slider, when this butt portion is received in slider butt, the intercommunication of second water inlet and first delivery port is cut off, when this butt portion is started keeping away from to the slider, the second water inlet will crescent with the area of intercommunication of first delivery port, thereby reach the mesh that changes the area of intercommunication of second water inlet and first delivery port.

3. The rotation stopping ribs on the sliding part can be matched with the rotation stopping chutes on the wall of the sliding cavity, so that the sliding direction of the sliding part is limited, and the sliding part can slide in the first direction through the threaded matching with the rotating part.

4. The main part comprises valve casing and disk seat, can make things convenient for the assembly of slider.

5. The valve seat comprises a valve seat body and a first sealing ring, the first sealing ring is used for forming an abutting part, and the sliding part can abut against the first sealing ring and slightly deform the first sealing ring, so that the sealing effect is ensured.

6. The valve seat body is provided with an annular bulge, the first sealing ring is provided with an annular groove, and the first sealing ring can be conveniently installed and fixed through the insertion and connection matching of the groove and the bulge.

7. The elastic piece is arranged, so that more comfortable hand feeling can be provided for the user to control.

8. The spring cavities are formed in the rotating part and the sliding part, so that the assembly of the elastic part is facilitated, and the threaded matching of the rotating part and the sliding part can be realized conveniently.

9. The second sealing ring is arranged, and the sliding part can enable the second sealing ring to be abutted to the main body when the second sealing ring moves to a specific position, so that the sealing effect is ensured.

10. The third sealing ring is arranged, so that water cannot be mixed between the first water inlet and the second water inlet in the sliding cavity.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is an exploded view of an embodiment of a regulator valve according to the present invention;

fig. 2 is a structural sectional view of the regulator valve of fig. 1.

Description of the main reference numerals:

a rotating member 11; an external thread 111; a first spring chamber 112; a screw-connection portion 113; an operation section 114; a ferrule groove 1141; a clip portion 115; a rotor seal ring 12; a clamp 13; a valve housing 21; a first water inlet 211; a second water inlet 212; a rotation stopping chute 213; an elastic member 31; a second seal ring 32; a slide member 33; rotation stopping ribs 331; the third water inlet 332; a third seal groove 333; an internal thread 334; a water passing cavity 335; a second water outlet 336; a third seal ring 34; a first seal ring 35; a valve seat body 41; a first water outlet 411; an annular protrusion 412.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are presently preferred embodiments of the utility model and are not to be taken as an exclusion of other embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, the terms "first", "second" or "third", etc. are used for distinguishing between different items and not for describing a particular sequence.

In the claims, the specification and the drawings of the present invention, unless otherwise expressly limited, all directional or positional relationships indicated by the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like are based on the directional or positional relationships indicated in the drawings and are used for convenience in describing the present invention and for simplicity in description, but do not indicate or imply that the device or element so indicated must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the terms "fixedly connected" or "fixedly connected" should be interpreted broadly, that is, any connection between the two that does not have a relative rotational or translational relationship, that is, non-detachably fixed, integrally connected, and fixedly connected by other devices or elements.

In the claims, the specification and the drawings of the present invention, the terms "including", "having" and their variants, if used, are intended to be inclusive and not limiting.

Referring to fig. 1, fig. 1 shows an exploded view of the structure of an embodiment of a regulating valve provided by the present invention, which mainly comprises a main body, a rotating member 11, a yoke 13, an elastic member 31, a sliding member 33 and a plurality of sealing rings.

Wherein the body comprises a valve housing 21 and a valve seat comprising a valve seat body 41 and a first sealing ring 35.

The valve housing 21 extends in a first direction, is hollow inside and is provided with openings at both ends, see fig. 1 and 2, the bottom end opening of which is large for cooperation with the valve seat and is provided with an internal thread, and the top end opening of which is small for cooperation with the rotating member 11. A sliding cavity extending along the first direction is formed in the hollow interior of the valve housing 21, and a plurality of rotation stopping chutes 213 extending along the first direction and recessed inwards are formed in the cavity wall of the sliding cavity. Lay first water inlet 211 and second water inlet 212 with the sliding chamber intercommunication from top to bottom along first direction on valve casing 21, correspond the position of first water inlet 211 at valve casing 21, the chamber wall diameter of sliding chamber in the top of first water inlet 211 department is less than its diameter in first water inlet 211 below department, this makes the chamber wall of sliding chamber form the chamber wall's of the below position of a relative first water inlet 211 flange in the top position of first water inlet 211, this flange can be by the butt.

The valve seat body 41 is provided with an external thread which can be screwed with an internal thread at the opening at the bottom end of the valve housing 21, thereby fixedly connecting the valve seat body 41 to the valve housing 21. An annular protrusion 412 is further provided on the valve seat body 41 so as to project toward the position where the valve housing 21 is located toward one end of the valve housing 21, and a gap is formed between the valve housing 21 and the annular protrusion 412 when the valve seat body 41 is mounted to the valve housing 21. The bottom end of the valve seat body 41 is provided with a first water outlet 411, and after the valve seat body 41 is fixedly connected with the valve casing 21, the first water outlet 411 is communicated with the sliding cavity.

The first sealing ring 35 is provided with an annular groove adapted to the annular protrusion 412, so that the first sealing ring 35 can be mounted on the valve seat body 41 by the insertion fit of the annular groove and the annular protrusion 412, and one side wall constituting the annular groove can be inserted into a gap between the valve housing 21 and the annular protrusion 412. When the first seal ring 35 is mounted on the valve seat body 41, it forms an abutting portion of the valve seat, which can be abutted by the sliding member 33.

The rotating member 11 can be regarded as being composed of a screw-connection portion 113 located at a lower side position, an operation portion 114 located at an upper side position, and a clamping portion 115 located between the screw-connection portion 113 and the operation portion 114, wherein a first spring cavity 112 is formed in the screw-connection portion 113, and an external thread 111 is formed on the outer wall of the screw-connection portion 113; the operating portion 114 is used for a user to operate, and is provided with a clamp groove 1141; the rotating part 11 is further provided with a seal ring groove for mounting a rotating part seal ring 12 between the clamping part 115 and the clamp groove 1141; the snap-in portion 115 is a flange provided along the circumferential direction. Referring to fig. 2, when the rotating member 11 is installed, the rotating member 12 is first installed in the seal groove on the rotating member 11, and then the rotating member 11 is inserted into the opening at the top end of the valve housing 21 from below the valve housing 21, and the rotating member 12 and the engaging portion 115 are both abutted to the valve housing 21, and then the engaging portion 13 is engaged into the engaging groove 1141, so that the rotating member 11 is restricted in the first direction, and the rotating member 11 can be rotatably connected to the main body around the rotation axis parallel to the first direction with respect to the main body.

The sliding part 33 is provided with a second spring cavity at the top end position and is inwards recessed along the first direction, the inner wall of the second spring cavity is provided with an internal thread 334 which can be matched with the external thread 111 on the screwing part 113 of the rotating part 11, so that the sliding part 33 is in threaded fit with the rotating part 11; a water passing cavity 335 is arranged in the sliding part 33, a second water outlet 336 communicated with the water passing cavity 335 is arranged at the bottom end of the sliding part, a third water inlet 332 is arranged on the side wall of the sliding part 33, and the third water inlet 332 is communicated with the water passing cavity 335; the outer wall of the sliding member 33 is further provided with a rotation stopping rib 331 extending in the first direction, and when the sliding member 33 is installed in the sliding cavity, the rotation stopping rib 331 can cooperate with the rotation stopping sliding groove 213 on the valve housing 21 to limit the sliding direction of the sliding member 33 and prevent the sliding member 33 from rotating relative to the valve housing 21, so that the sliding member 33 can be driven by the rotating member 11 to slide in the first direction relative to the valve housing 21. A seal ring groove is further formed on an outer wall of the sliding member 33 between the third water inlet 332 and the second water outlet 336, and the seal ring groove is used for installing the third seal ring 34, when the sliding member 33 is installed in the sliding chamber, the third seal ring 34 abuts against the wall of the sliding chamber, and the sliding member 33 keeps a state of being located between the first water inlet 211 and the second water inlet 212 when sliding relative to the valve housing 21, so that water leakage between the first water inlet 211 and the second water inlet 212 is avoided.

At a position between the third water inlet 332 on the sliding member 33 and the seal ring groove for mounting the third seal ring 34, a second seal ring 32 may be further mounted, and the second seal ring 32 may abut against a flange on the inner wall of the valve housing 21 at a position above the first water inlet 211 when the sliding member 33 slides to a specific position, thereby ensuring a sealing effect for the first water inlet 211.

The elastic element 31 is a spring, and can be installed between the rotating element 11 and the sliding element 33, specifically, the elastic element 31 can extend into the first spring cavity 112, and one end of the elastic element abuts against the bottom of the first spring cavity 112, and the other end abuts against the bottom of the second spring cavity on the rotating element 11.

When the installation is carried out, the rotating piece 11 is installed in the above mode, then the sliding piece 33 is inserted into the sliding cavity from the lower part of the valve shell 21 and is screwed on the rotating piece 11, and then the valve seat is screwed.

When the water flow meter is used, the operating part 114 of the rotating part 11 is rotated to drive the sliding part 33 to slide in the sliding cavity, when the sliding part 33 slides to the bottom end of the sliding part to abut against the abutting part, namely the first sealing ring 35, the communication area between the first water inlet 211 and the third water inlet 332 is the largest, so that the communication area between the first water inlet 211 and the first water outlet 411 is the largest, the communication between the second water inlet 212 and the first water outlet 411 is closed, and at the moment, water flow can only flow from the first water inlet 211 to the first water outlet 411; when the sliding member 33 slides to a position where the second sealing ring 32 sleeved on the sliding member abuts on the first water inlet 211, the communication between the first water inlet 211 and the third water inlet 332 is closed, the water flow at the first water inlet 211 can not enter the water passing cavity 335 any more, and meanwhile, the communication area between the second water inlet 212 and the first water outlet 411 is the largest, and the water flow can only flow from the second water inlet 212 to the first water outlet 411; when the slide 33 is slid between the two extreme positions, the water flow can simultaneously flow from the first and second water inlets 211, 212 to the first water outlet 411, thereby forming mixed water.

The first water inlet 211 can be connected with cold water, and the second water inlet 212 can be connected with hot water, so that the regulating valve can realize the function of a thermostatic valve core.

The regulating valve provided by the utility model is provided with the main body, the rotating part 11 and the sliding part 33, wherein the rotating part 11 can drive the sliding part 33 to slide through threaded fit, so that the communication areas of the first water inlet 211 and the second water inlet 212 on the main body and the first water outlet 411 are changed, and the water inlet flow of the regulating valve is regulated.

The description of the above specification and examples is intended to be illustrative of the scope of the present invention and is not intended to be limiting. Modifications, equivalents and other improvements which may occur to those skilled in the art and which may be made to the embodiments of the utility model or portions thereof through a reasonable analysis, inference or limited experimentation, in light of the common general knowledge, the common general knowledge in the art and/or the prior art, are intended to be within the scope of the utility model.

Claims (10)

1. A regulator valve, comprising:

the water inlet and outlet device comprises a main body, a water inlet and a water outlet, wherein the main body is provided with a sliding cavity, and a first water inlet, a second water inlet and a first water outlet which are communicated with the sliding cavity; the first water inlet and the second water inlet are arranged along a first direction;

a rotating member rotatably coupled to the main body about a rotation axis parallel to the first direction;

a sliding member screw-engaged with the rotating member to slide in a first direction in the sliding chamber relative to the main body to change a communication area of the first water inlet with the first water outlet and a communication area of the second water inlet with the first water outlet.

2. The regulating valve as claimed in claim 1, wherein said sliding member is provided with a water passing chamber and a third water inlet communicated with said water passing chamber and a second water outlet provided at an end of said sliding member facing said first water outlet; the sliding cavity is communicated with the first water outlet through the second water outlet, and the third water inlet is suitable for moving along with the sliding piece so as to adjust the communication area of the sliding cavity and the first water inlet; the main body is provided with a butting part corresponding to the second water inlet, and the sliding part is suitable for changing the communication area of the second water inlet and the first water outlet by adjusting the distance between one end of the sliding part facing the first water outlet and the butting part.

3. The regulator valve according to claim 2 wherein said slider member is provided with anti-rotation ribs extending in a first direction; the main part is in the chamber wall in sliding chamber is equipped with the spline spout that splines the rib adaptation just extends along first direction.

4. A regulator valve as defined in claim 3 wherein said body comprises a valve housing and a valve seat; the valve shell is provided with the sliding cavity, the first water inlet and the second water inlet; the valve seat is fixedly connected with the valve shell and is provided with the abutting part and the first water outlet.

5. The regulator valve according to claim 4, wherein said valve seat comprises a valve seat body and a first seal ring; the first sealing ring is fixedly connected to the valve seat body and forms the abutting part.

6. The regulator valve according to claim 5, wherein said valve seat body is provided with an annular projection facing said second outlet port; the first sealing ring is provided with an annular slot which is suitable for being in splicing fit with the annular bulge.

7. The regulator valve according to claim 5, further comprising an elastic member; the elastic piece is arranged between the sliding piece and the rotating piece along a first direction.

8. The regulator valve according to claim 7 wherein said rotor defines a first spring chamber; the sliding piece is provided with a second spring cavity; the cavity wall of the second spring cavity is provided with an internal thread, and the rotating part is provided with an external thread matched with the internal thread; one end of the elastic piece is abutted against the cavity bottom of the first spring cavity, and the other end of the elastic piece is abutted against the cavity bottom of the second spring cavity.

9. The regulator valve according to claim 4 further comprising a second seal; the second sealing ring is sleeved outside the sliding part and is configured to abut against the main body to close the communication between the first water inlet and the water passing cavity when the communication area between the first water inlet and the first water outlet is minimum and the communication area between the second water inlet and the first water outlet is maximum.

10. The regulator valve according to claim 9 further comprising a third seal; the third sealing ring is sleeved outside the sliding piece and is configured to move with the sliding piece between the first water inlet and the second water inlet.

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