CN211474929U - Flow regulating valve - Google Patents
Flow regulating valve Download PDFInfo
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- CN211474929U CN211474929U CN201921995086.0U CN201921995086U CN211474929U CN 211474929 U CN211474929 U CN 211474929U CN 201921995086 U CN201921995086 U CN 201921995086U CN 211474929 U CN211474929 U CN 211474929U
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- valve core
- flow
- liquid outlet
- shell
- diameter end
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Abstract
The utility model belongs to the technical field of valves, in particular to a flow control valve, which comprises a valve core and a shell, wherein one end face of the valve core is provided with an inward-sunken liquid outlet converging cavity, a plurality of flow holes with different flow sizes are arranged on the circumferential outer wall of the valve core at intervals, the flow holes are communicated with the liquid outlet converging cavity, the valve core is arranged in the shell and can rotate relative to the shell, the shell is provided with a liquid inlet communicated with the flow holes, the valve core is provided with a limiting locking piece, and the limiting locking piece is provided with a liquid outlet communicated with the liquid outlet converging cavity; the utility model discloses its simple structure of product, convenient operation can the not flow of equidimension of effectual control.
Description
Technical Field
The utility model belongs to the technical field of the valve, especially, relate to a flow control valve.
Background
In various constant pressure systems, proportional small flow regulation is required to be controlled, and the existing control valves are high in cost, complex in structure and inconvenient to maintain.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned technical problem and provide a flow control valve.
The utility model provides an above-mentioned technical problem's technical scheme as follows: a flow regulating valve comprises a valve core and a shell, wherein an inwards-recessed liquid outlet converging cavity is formed in one end face of the valve core, a plurality of flow holes with different flow sizes are formed in the circumferential outer wall of the valve core at intervals, the flow holes are communicated with the liquid outlet converging cavity, the valve core is installed in the shell and can rotate relative to the shell, a liquid inlet communicated with the flow holes is formed in the shell, a limiting locking piece is arranged on the valve core, and a liquid outlet communicated with the liquid outlet converging cavity is formed in the limiting locking piece.
The utility model has the advantages that: the utility model discloses its simple structure of product, convenient operation can the not flow of equidimension of effectual control.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
As the utility model discloses it is further preferred, the case is the round platform shape, go out the liquid converge the chamber set up in the path end department of case.
As a further preferred aspect of the present invention, the taper of the valve element is 4 degrees.
As a further preferred feature of the present invention, the limiting locking member includes a discharge port cover and a rear cover, a first accommodating cavity for accommodating one end of the housing and the small diameter end of the valve element is provided at an end of the discharge port cover close to the small diameter end of the valve element, a side wall of the first accommodating cavity is in threaded connection with an outer wall of one end of the housing, the liquid outlet is provided at an end of the discharge port cover away from the small diameter end of the valve element, and the liquid outlet is coaxially provided with and communicated with the liquid outlet converging cavity;
one end of the rear cover, which is close to the large-diameter end of the valve core, is provided with a second accommodating cavity for accommodating the other end of the shell and the large-diameter end of the valve core, the inner side wall of the second accommodating cavity is in threaded connection with the outer wall of the other end of the shell, and the large-diameter end of the valve core is abutted to the bottom wall of the second accommodating cavity.
As the utility model discloses it is further preferred, the minor diameter end of case with the first chamber bottom wall butt that holds, the back lid is kept away from one of case major diameter end serve be equipped with the second holds the handle hole that the chamber is linked together, be equipped with turning handle on the terminal surface of case major diameter end, turning handle passes through handle hole extends outwards.
As the utility model discloses further preferred, the twist grip with be equipped with the sealing washer between the handle hole.
Drawings
FIG. 1 is a sectional view of the present invention;
FIG. 2 is a schematic view of the structure of the discharge port cover of the present invention;
FIG. 3 is a schematic view of the rear cover structure of the present invention;
fig. 4 is a schematic view of the valve core structure.
In the drawings, the components represented by the respective reference numerals are listed below:
1. valve core, 2, shell, 3, flow hole, 4, play liquid converging cavity, 5, inlet, 6, outlet, 7, discharge gate lid, 8, back lid, 9, first holding chamber, 10, second holding chamber, 11, handle hole, 12, twist grip, 13, depressed part, 14, transfer passage.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, a flow control valve includes a valve core 1 and a housing 2, one end surface of the valve core 1 is provided with an inwardly recessed liquid outlet and flow collecting cavity 4, a plurality of flow holes 3 with different flow rates are arranged at intervals on the circumferential outer wall of the valve core 1 shown in fig. 4, the flow holes 3 include a recessed portion 13 and a delivery channel 14, the valve core 1 is provided with six flow holes 3 with different flow rates, the recessed portion 13 is arranged on the outer side wall of the valve core 1, the bottom of the recessed portion 13 is provided with different numbers of delivery channels 14 (such as 1, 2, 3, etc.), so that the obtained flow holes 3 reach different flow rates, the flow holes 3 are communicated with the liquid outlet and flow collecting cavity 4, the valve core 1 is installed in the housing 2 and can rotate relative to the housing 2, when the valve core 1 rotates, one flow hole 3 of the six flow holes 3 is communicated with the liquid outlet and flow collecting cavity 4, the outer shell 2 is provided with a liquid inlet 5 communicated with the flow hole 3, the inner side wall of the liquid inlet 5 is provided with an internal thread to facilitate connection with a water inlet pipe, the valve core 1 is provided with a limiting locking piece, the limiting locking piece is provided with a liquid outlet 6 communicated with the liquid outlet converging cavity 4, and the inner side wall of the liquid outlet 6 is provided with an internal thread to facilitate connection with a water outlet pipe.
As shown in fig. 4, the valve core 1 is in a circular truncated cone shape, and the liquid outlet and flow converging cavity 4 is arranged at the small-diameter end of the valve core 1.
The taper of the valve core 1 is 4 degrees, and the taper is the height ratio of the diameter of the large-diameter end of the valve core 1 to the cone formed by the extension of the valve core 1.
The limiting locking piece comprises a discharge port cover 7 and a rear cover 8, as shown in fig. 2, a first accommodating cavity 9 for accommodating one end of the shell 2 and the small-diameter end of the valve core 1 is arranged at one end of the discharge port cover 7 close to the small-diameter end of the valve core 1, the inner side wall of the first accommodating cavity 9 is in threaded connection with the outer wall of one end of the shell 2, the liquid outlet 6 is arranged at one end of the discharge port cover 7 far away from the small-diameter end of the valve core 1, and the liquid outlet 6 is coaxially arranged with and communicated with the liquid outlet converging cavity 4;
as shown in fig. 3, a second accommodating cavity 10 for accommodating the other end of the housing 2 and the large-diameter end of the valve core 1 is arranged at one end of the rear cover 8 close to the large-diameter end of the valve core 1, the inner side wall of the second accommodating cavity 10 is in threaded connection with the outer wall of the other end of the housing 2, and the large-diameter end of the valve core 1 is abutted to the bottom wall of the second accommodating cavity 10.
The small-diameter end of the valve core 1 is abutted against the bottom wall of the first accommodating cavity 9, one end, far away from the large-diameter end of the valve core 1, of the rear cover 8 is provided with a handle hole 11 communicated with the second accommodating cavity 10, the end face of the large-diameter end of the valve core 1 is provided with a rotating handle 12, and the rotating handle 12 extends outwards through the handle hole 11.
A sealing ring is arranged between the rotating handle 12 and the handle hole 11, an annular groove is formed in the inner side wall of the handle hole 11, the sealing ring is arranged in the annular groove and is fixedly bonded, meanwhile, the sealing ring partially extends out of the annular groove, and the sealing ring is sealed with the end face of the rotating handle 12.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, in the description of the present invention, the term "plurality" means at least two, e.g., two, three, etc., unless explicitly limited otherwise.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The flow regulating valve is characterized by comprising a valve core (1) and a shell (2), wherein an inwards-recessed liquid outlet and flow converging cavity (4) is formed in one end face of the valve core (1), a plurality of flow holes (3) with different flow sizes are formed in the circumferential outer wall of the valve core (1) at intervals, the flow holes (3) are communicated with the liquid outlet and flow converging cavity (4), the valve core (1) is installed in the shell (2) and can rotate relative to the shell (2), a liquid inlet (5) communicated with the flow holes (3) is formed in the shell (2), a limiting locking piece is arranged on the valve core (1), and a liquid outlet (6) communicated with the liquid outlet and flow converging cavity (4) is formed in the limiting locking piece.
2. A flow regulating valve according to claim 1, characterized in that the valve core (1) is in the shape of a truncated cone, and the outlet manifold chamber (4) is arranged at the small diameter end of the valve core (1).
3. A flow-regulating valve according to claim 2, characterised in that the taper of the spool (1) is 4 degrees.
4. The flow regulating valve according to claim 2, characterized in that the limiting locking member comprises a discharge port cover (7) and a rear cover (8), a first accommodating cavity (9) for accommodating one end of the housing (2) and the small diameter end of the valve core (1) is arranged at one end of the discharge port cover (7) close to the small diameter end of the valve core (1), the inner side wall of the first accommodating cavity (9) is in threaded connection with the outer wall of one end of the housing (2), the liquid outlet (6) is arranged at one end of the discharge port cover (7) far away from the small diameter end of the valve core (1), and the liquid outlet (6) is coaxially arranged and communicated with the liquid outlet converging cavity (4);
one end of the rear cover (8) close to the large-diameter end of the valve core (1) is provided with a second accommodating cavity (10) for accommodating the other end of the shell (2) and the large-diameter end of the valve core (1), the inner side wall of the second accommodating cavity (10) is in threaded connection with the outer wall of the other end of the shell (2), and the large-diameter end of the valve core (1) is abutted to the bottom wall of the second accommodating cavity (10).
5. The flow regulating valve according to claim 4, wherein the small diameter end of the valve core (1) abuts against the bottom wall of the first accommodating cavity (9), a handle hole (11) communicated with the second accommodating cavity (10) is formed in one end of the rear cover (8) far away from the large diameter end of the valve core (1), a rotating handle (12) is arranged on the end face of the large diameter end of the valve core (1), and the rotating handle (12) extends outwards through the handle hole (11).
6. A flow regulating valve as claimed in claim 5, characterized in that a sealing ring is provided between the turning handle (12) and the handle hole (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921995086.0U CN211474929U (en) | 2019-11-18 | 2019-11-18 | Flow regulating valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921995086.0U CN211474929U (en) | 2019-11-18 | 2019-11-18 | Flow regulating valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211474929U true CN211474929U (en) | 2020-09-11 |
Family
ID=72376997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921995086.0U Active CN211474929U (en) | 2019-11-18 | 2019-11-18 | Flow regulating valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211474929U (en) |
-
2019
- 2019-11-18 CN CN201921995086.0U patent/CN211474929U/en active Active
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