CN219796316U - Flow sensor capable of automatically regulating water - Google Patents

Flow sensor capable of automatically regulating water Download PDF

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Publication number
CN219796316U
CN219796316U CN202320978390.4U CN202320978390U CN219796316U CN 219796316 U CN219796316 U CN 219796316U CN 202320978390 U CN202320978390 U CN 202320978390U CN 219796316 U CN219796316 U CN 219796316U
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Prior art keywords
valve core
limiting
valve
flow sensor
case
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CN202320978390.4U
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Chinese (zh)
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张金平
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Zhongshan Boantai Electric Appliance Technology Co ltd
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Zhongshan Boantai Electric Appliance Technology Co ltd
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Abstract

The utility model relates to the field of control switches, in particular to an automatic water-regulating flow sensor, which comprises a valve body, a valve core and a motor, wherein the valve body is provided with a water inlet, a water outlet and a valve core mounting part, the water inlet and the water outlet are respectively communicated with the valve core mounting part, the valve core is mounted in the valve core mounting part, the motor is positioned above the valve core mounting part and is rotationally connected with the valve core, the top of the valve core mounting part is provided with a limiting seat, the limiting seat is provided with a first limiting bulge and a second limiting bulge, a connecting piece is arranged between the valve core and the motor, the connecting piece is connected with an output shaft of the motor, the side surface of the connecting piece is provided with a limiting block, the limiting block is arranged between the first limiting bulge and the second limiting bulge, the limiting block rotates between the first limiting bulge and the second limiting bulge, the rotating angle of the limiting block is 80-100 degrees, the torque force of the motor on the valve core is reduced, and the service life of the valve core is prolonged.

Description

Flow sensor capable of automatically regulating water
Technical Field
The utility model relates to the field of control switches, in particular to a flow sensor capable of automatically regulating water.
Background
The water flow switch is a sensing device which is used for controlling water circulation, water inlet and outlet, water heating, water pump switch, electromagnetic valve on-off control or water outlet power-off, water outlet power-on control and the like of an electric water heater, a solar water heater, an air conditioner and other water systems, and converts water flow into a switch-type electric signal after a certain flow rate is reached.
The water flow switch generally comprises a valve core seat, a valve core, a motor and a sensor, wherein the valve core of some water flow switches on the market is a ceramic valve core, and the characteristics of high tensile strength, difficult deformation, high temperature resistance, low temperature resistance, abrasion resistance and corrosion resistance of ceramic materials determine the excellent sealing performance of the ceramic materials, so that water drops are difficult to leak in a faucet, the aim of environmental protection and water saving is also achieved, torque transmission is carried out between the ceramic valve core and the motor through a connecting piece, and the ceramic valve core is easy to break by motor torque in daily use.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to: a flow sensor capable of automatically regulating water can limit the rotation angle of a valve core and protect the valve core.
The utility model adopts the technical scheme that: the utility model provides a but flow sensor of automatic water regulation, includes valve body, case and motor, be equipped with water inlet, delivery port and case installation department on the valve body, the water inlet with the delivery port respectively with the case installation department communicates with each other, the case install in the case installation department, the motor is located the top of case installation department and with the case rotates to be connected, the top of case installation department is equipped with spacing seat, be equipped with first spacing arch and second spacing arch on the spacing seat, the case with be provided with the connecting piece between the motor, the both ends of connecting piece respectively with the bearing of case with the output shaft of motor, the side of connecting piece is equipped with the stopper, the stopper is located between first spacing arch with between the second spacing arch, the stopper is in rotate between first spacing arch with the second spacing arch, the rotation angle of stopper is 90 ~ 120.
As a further improvement of the technical scheme, the bottom of the valve core installation part is provided with an installation hole, the bottom of the valve core is provided with an installation protrusion, and the valve core is inserted into the installation hole through the installation protrusion.
As a further improvement of the technical scheme, the valve core fixing device further comprises a fixing ring, wherein an external thread is arranged on the outer side face of the fixing ring, an internal thread is arranged on the inner side face of the valve core mounting part, the fixing ring is in threaded connection with the valve core mounting part, the fixing ring is located between the valve core and the connecting piece, a bearing of the valve core penetrates through the fixing ring, and the fixing ring is used for fixing the valve core.
As a further improvement of the technical scheme, the valve core comprises a static valve block, a movable valve block, a shell and a valve core shaft, wherein the shell is sleeved on the valve core shaft, the valve core shaft is connected with the connecting piece, a clamping part is arranged on the static valve block, a clamping hole is arranged on the side wall of the shell, the clamping part is clamped in the clamping hole, a limiting protrusion is arranged at the bottom of the valve core shaft, a limiting groove matched with the limiting protrusion is arranged at the top of the movable valve block, the limiting protrusion is clamped with the limiting groove, the movable valve block is positioned above the static valve block, a plurality of openings are formed in the side wall of the shell, the openings are respectively communicated with the water inlet and the water outlet, a through hole is formed in the static valve block, an avoidance opening is formed in the movable valve block, a certain distance is formed between the movable valve block and the inner side wall of the shell, when the movable valve block rotates by a certain angle, the through hole is communicated with the avoidance opening, and flows from the water inlet to the through hole and enters the inside of the shell, and finally flows out of the water outlet.
As a further improvement of the technical scheme, the shape of the static valve plate is in a sector shape, and the central angle of the static valve plate is 240-270 degrees.
As a further improvement of the technical scheme, an annular groove is formed in the bottom of the valve core mounting portion, an annular protrusion is arranged at the bottom of the valve core, and the annular protrusion is rotatably connected with the annular groove.
As a further improvement of the technical scheme, the side wall of the valve core is provided with 2 openings, the 2 openings are positioned on the same straight line, a cavity is arranged in the valve core, the openings are communicated with the cavity, and when the valve core rotates for a certain angle, the 2 openings are respectively communicated with the water inlet and the water outlet.
As a further improvement of the technical scheme, the valve further comprises a rubber ring, an annular mounting groove is formed in the outer side wall of the upper portion of the valve core, the rubber ring is mounted in the annular mounting groove, and the rubber ring is used for preventing water leakage.
Still include draft tube, hall element and temperature sensor, draft tube fixed connection is in water inlet department, hall element fixed connection is in the outside of valve body, hall element is located the side of draft tube, temperature sensor fixed connection is in between case and the delivery port, temperature sensor's temperature sensing position is located the inside of valve body, hall element and draft tube are used for measuring water flow, temperature sensor is used for measuring the temperature of rivers.
The beneficial effects of the utility model are as follows: the limiting block is arranged between the first limiting protrusion and the second limiting protrusion to limit the rotation angle of the valve core, so that the torsion of the motor to the valve core is reduced, and the service life of the valve core is prolonged.
Drawings
The utility model is further illustrated by the following description and examples of the embodiments in conjunction with the accompanying drawings.
FIG. 1 is an exploded view of a first embodiment of an automatically water-diverting flow sensor according to the present utility model;
FIG. 2 is a perspective view of a first embodiment of an automatic water-diverting flow sensor according to the present utility model;
FIG. 3 is a cross-sectional view of a first embodiment of an automatic water-diverting flow sensor according to the present utility model;
FIG. 4 is a top view of a valve body of a first embodiment of an automatically water-diverting flow sensor according to the present utility model;
FIG. 5 is an exploded view of the elevation view of the valve element of the first embodiment of an automatically water-diverting flow sensor of the present utility model;
FIG. 6 is an exploded view of a valve core of a first embodiment of an automatically water-diverting flow sensor according to the present utility model;
FIG. 7 is a perspective view of a second embodiment of an automatic water-diverting flow sensor according to the present utility model;
FIG. 8 is a cross-sectional view of a second embodiment of an automatic water-diverting flow sensor according to the present utility model.
In the figure: 1-valve body, 11-water inlet, 12-water outlet, 13-valve core installation part, 131-installation hole, 132-annular groove, 14-limit seat, 15-first limit protrusion, 16-second limit protrusion, 2-valve core, 21-installation protrusion, 22-static valve plate, 221-clamping part, 222-through hole, 23-dynamic valve plate, 231-limit groove, 232-dodging port, 24-shell, 241-clamping hole, 242-opening, 25-valve core shaft, 251-limit protrusion, 26-annular protrusion, 27-cavity, 28-annular installation groove, 3-motor, 4-connecting piece, 41-limit block, 5-fixed ring, 6-rubber ring, 7-guide cylinder, 8-Hall element and 9-temperature sensor.
Detailed Description
Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.
In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.
In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated. In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
Referring to fig. 1 to 6, a first embodiment of an automatic water-regulating flow sensor according to the present utility model;
referring to fig. 1 to 3, a water inlet 11 and a water outlet 12 are provided on the valve body 1, the guide shell 7 is fixedly connected to the water inlet 11, the hall element 8 is fixedly connected to the outside of the valve body 1, the hall element 8 is positioned on the side surface of the guide shell 7, the temperature sensor 9 is fixedly connected between the valve core 2 and the water outlet 12, the temperature sensing part of the temperature sensor 9 is positioned in the valve body 1, the outer side surface of the fixed ring 5 is provided with external threads, the inner side surface of the valve core mounting part 13 is provided with internal threads, the fixed ring 5 is in threaded connection with the valve core mounting part 13, the fixed ring 5 is positioned between the valve core 2 and the connecting piece 4, and the bearing of the valve core 2 passes through the fixed ring 5;
referring to fig. 2 to 4, the valve body 1 is provided with a valve core mounting portion 13, the bottom of the valve core mounting portion 13 is provided with a mounting hole 131, the water inlet 11 and the water outlet 12 are respectively communicated with the valve core mounting portion 13, the top of the valve core mounting portion 13 is provided with a limiting seat 14, the limiting seat 14 is provided with a first limiting protrusion 15 and a second limiting protrusion 16, a connecting piece 4 is arranged between the valve core 2 and the motor 3, the connecting piece 4 is connected with an output shaft of the motor 3, the side surface of the connecting piece 4 is provided with a limiting block 41, the limiting block 41 is arranged between the first limiting protrusion 15 and the second limiting protrusion 16, the limiting block 41 rotates between the first limiting protrusion 15 and the second limiting protrusion 16, and the rotation angle of the limiting block 41 is 80-100 degrees;
referring to fig. 5 and 6, the bottom of the static valve plate 22 is provided with a mounting protrusion 21, the casing 24 is sleeved on the valve core shaft 25, the valve core shaft 25 is connected with the connecting piece 4, the static valve plate 22 is provided with a clamping portion 221, the side wall of the casing 24 is provided with a clamping hole 241, the clamping portion 221 is clamped in the clamping hole 241, the bottom of the valve core shaft 25 is provided with a limiting protrusion 251, the top of the dynamic valve plate 23 is provided with a limiting groove 231 matched with the limiting protrusion 251, the limiting protrusion 251 is clamped with the limiting groove 231, the dynamic valve plate 23 is positioned above the static valve plate 22, the side wall of the casing 24 is provided with a plurality of openings 242, the openings 242 are respectively communicated with the water inlet 11 and the water outlet 12, the static valve plate 22 is provided with a through hole 222, the dynamic valve plate 23 is provided with a relief opening 232, a certain distance is provided between the dynamic valve plate 23 and the inner side wall of the casing 24, the static valve plate 22 is in a sector shape, and the center angle of the static valve plate 22 is 240 degrees from 240 degrees.
Referring to fig. 7 and 8, a second embodiment of an automatic water-regulating flow sensor according to the present utility model is different from the first embodiment in that:
the bottom of the valve core mounting part 13 is provided with an annular groove 132, the bottom of the valve core 2 is provided with an annular protrusion 26, the annular protrusion 26 is rotatably connected with the annular groove 132, the side wall of the valve core 2 is provided with 2 openings 242, the 2 openings 242 are positioned on the same straight line, the valve core 2 is internally provided with a cavity 27, and the openings 242 are communicated with the cavity 27;
the using effect is as follows:
embodiment one: when the included angle between the limiting block 41 and the second limiting protrusion is 0 to 40 degrees or 0 to 50 degrees, the water flow switch is in a closed state, and when the limiting block 41 rotates to 40 to 80 degrees or 50 to 100 degrees, the water flow switch is in an open state, water flows from the water inlet 11 to the through hole 222 and enters the inside of the shell 24, and finally flows out from the water outlet 12;
embodiment two: when the included angle between the limiting block 41 and the second limiting protrusion is 0 to 40 degrees or 0 to 50 degrees, the outer side wall of the valve core 2 is blocked at the water inlet 11, the water flow switch is in a closed state, when the limiting block 41 rotates to 40 to 80 degrees or 50 to 100 degrees with the included angle between the limiting block 41 and the second limiting protrusion, the opening 242 is respectively communicated with the water inlet 11 and the water outlet 12, and the water flow switch is in an open state.
The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).

Claims (9)

1. The utility model provides a but flow sensor of automatic water regulation, includes valve body (1), case (2) and motor (3), be equipped with water inlet (11), delivery port (12) and case installation department (13) on valve body (1), water inlet (11) with delivery port (12) all with case installation department (13) communicate with each other, case (2) install in case installation department (13), motor (3) are located the top of case installation department (13) and with case (2) rotate and connect, its characterized in that:
a limiting seat (14) is arranged at the top of the valve core mounting part (13), and a first limiting bulge (15) and a second limiting bulge (16) are arranged on the limiting seat (14);
a connecting piece (4) is arranged between the valve core (2) and the motor (3), the connecting piece (4) is connected with an output shaft of the motor (3), and a limiting block (41) is arranged on the connecting piece (4);
the limiting block (41) is arranged between the first limiting protrusion (15) and the second limiting protrusion (16), the limiting block (41) rotates between the first limiting protrusion (15) and the second limiting protrusion (16), and the rotation angle of the limiting block (41) is 80-100 degrees.
2. An automatically water-diverting flow sensor according to claim 1, characterized in that:
the bottom of case installation department (13) is equipped with mounting hole (131), the bottom of case (2) is equipped with installation arch (21), case (2) pass through installation arch (21) peg graft in mounting hole (131).
3. An automatically water regulating flow sensor as in claim 2, wherein:
still include retainer plate (5), the lateral surface of retainer plate (5) is equipped with the external screw thread, the medial surface of case installation department (13) is equipped with the internal screw thread, retainer plate (5) spiro union in case installation department (13), retainer plate (5) are located between case (2) and connecting piece (4), the bearing of case (2) passes retainer plate (5).
4. A self-priming flow sensor as recited in claim 3, wherein:
the valve core (2) comprises a static valve block (22), a movable valve block (23), a shell (24) and a valve core shaft (25), wherein the shell (24) is sleeved on the valve core shaft (25), the valve core shaft (25) is connected with the connecting piece (4), a clamping portion (221) is arranged on the static valve block (22), a clamping hole (241) is formed in the side wall of the shell (24), the clamping portion (221) is clamped in the clamping hole (241), a limiting protrusion (251) is arranged at the bottom of the valve core shaft (25), a limiting groove (231) matched with the limiting protrusion (251) is formed in the top of the movable valve block (23), the limiting protrusion (251) is clamped with the limiting groove (231), the movable valve block (23) is located above the static valve block (22), a plurality of openings (242) are formed in the side wall of the shell (24), the openings (242) are respectively communicated with the water inlet (11) and the water outlet (12), a certain distance is reserved between the movable valve block (23) and the shell (23).
5. An automatically water regulating flow sensor as in claim 4, wherein:
the shape of the static valve plate (22) is fan-shaped, and the central angle of the static valve plate (22) is 240-270 degrees.
6. An automatically water-diverting flow sensor according to claim 1, characterized in that:
an annular groove (132) is formed in the bottom of the valve core mounting portion (13), an annular protrusion (26) is arranged at the bottom of the valve core (2), and the annular protrusion (26) is rotatably connected to the annular groove (132).
7. An automatically water regulating flow sensor as in claim 6, wherein:
the side wall of the valve core (2) is provided with 2 openings (242), the 2 openings (242) are positioned on the same straight line, a cavity (27) is arranged in the valve core (2), the openings (242) are communicated with the cavity (27), and when the valve core (2) rotates for a certain angle, the 2 openings (242) are respectively communicated with the water inlet (11) and the water outlet (12).
8. An automatically water regulating flow sensor according to claim 5 or 7, wherein:
the valve further comprises a rubber ring (6), an annular mounting groove (28) is formed in the outer side wall of the upper portion of the valve core (2), and the rubber ring (6) is mounted in the annular mounting groove (28).
9. An automatically water regulating flow sensor as in claim 8, wherein:
the valve further comprises a guide cylinder (7), a Hall element (8) and a temperature sensor (9), wherein the guide cylinder (7) is fixedly connected to the water inlet (11), the Hall element (8) is fixedly connected to the outside of the valve body (1), and the Hall element (8) is positioned on the side face of the guide cylinder (7);
the temperature sensor (9) is fixedly connected between the valve core (2) and the water outlet (12), and the temperature sensing part of the temperature sensor (9) is positioned in the valve body (1).
CN202320978390.4U 2023-04-26 2023-04-26 Flow sensor capable of automatically regulating water Active CN219796316U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320978390.4U CN219796316U (en) 2023-04-26 2023-04-26 Flow sensor capable of automatically regulating water

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320978390.4U CN219796316U (en) 2023-04-26 2023-04-26 Flow sensor capable of automatically regulating water

Publications (1)

Publication Number Publication Date
CN219796316U true CN219796316U (en) 2023-10-03

Family

ID=88177957

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320978390.4U Active CN219796316U (en) 2023-04-26 2023-04-26 Flow sensor capable of automatically regulating water

Country Status (1)

Country Link
CN (1) CN219796316U (en)

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