Five-way valve convenient to control remotely

Abstract

The utility model discloses a five-way valve convenient for remote control, which comprises a valve body, an inlet pipe, four outlet pipes, a valve core, valve rods and a solar panel, a circular connecting box is arranged on the upper side of the valve body, and four groups of transmission components respectively corresponding to the positions of the four valve rods are arranged in the connecting box. The transmission assembly comprises a turbine, mounting shells, a worm, a driven gear, servo motors and a driving gear, a supporting plate located among the four mounting shells is arranged in the upper side of the connecting box, and a control circuit board connected with the four servo motors through wires and used for controlling the four servo motors is arranged on the supporting plate. A signal receiving rod connected with the control circuit board is arranged on the connecting box, a limiting sleeve is arranged on the inner wall of the connecting box, a lithium battery connected with the solar panel, the control circuit board and the motor through wires is embedded in the limiting sleeve, a cover plate is arranged on the connecting box, and a seat plate for installing the solar panel is arranged on the upper side of the cover plate.

Description

Technical Field

[0001] The utility model belongs to the technical field of valve design, and particularly relates to a five-way valve which is convenient for remote control. Background Art

[0002] The five-way valve is a commonly used control valve that controls the movement of the valve core to change the channel inside the valve, thereby achieving control and regulation of the fluid. The five-way valve is usually composed of a valve body, a valve core, a valve seat, a valve stem and an actuator. The synergistic effect of these components enables the five-way valve to achieve precise control of the fluid.

[0003] At present, a Chinese patent with publication number CN220249092U and publication date December 26, 2023 discloses a ball valve with a transmission mechanism, including a valve body, a connecting shaft connected to a valve core in the valve body, a worm gear arranged on the connecting shaft, a worm meshing with the worm gear, a driven gear arranged at one end of the worm, a motor arranged on one side of the valve body, a driving gear arranged on the motor output shaft and meshing with the driven gear, a lithium battery connected to the motor, a control circuit board for remote control and connected to the lithium battery and the motor, a signal receiving rod connected to the control circuit board and for receiving signals, and a solar panel connected to the lithium battery. A first portion for installing the connecting shaft, worm gear, worm and motor is fixed on the side of the valve body. A connection box, one side of the first connection box is provided with an installation groove for embedding the power supply machine, the first connection box is provided with a base plate for installing the worm wheel, worm and driven gear, the base plate is provided with a wrapping plate for wrapping the outside of the worm wheel and worm, the wrapping plate is provided with an open groove for the driven gear to pass through, the first connection box is provided with a first cover plate, the first cover plate is provided with a first installation ring for embedding in the first connection box, the circumference of the first installation ring is provided with a plurality of first clamping blocks evenly distributed along the circumference of the first installation ring, the circumferential side of the first connection box is provided with a plurality of first clamping seats respectively corresponding to the positions of the first clamping blocks, and the first clamping seat is provided with a first clamping groove for the first clamping block to be embedded after the first installation ring rotates.

[0004] The control circuit board of this ball valve with a transmission mechanism uses a signal receiving rod to receive external signals, and then the control circuit board controls the forward and reverse rotation of the motor according to the signal. At this time, the motor can drive the turbine to rotate through the worm, and then the turbine can drive the valve core to rotate through the connecting shaft, thereby realizing remote control of the opening and closing of the valve body.

[0005] This type of ball valve with a transmission mechanism is a three-way valve, so only one valve core needs to be controlled; while a five-way valve usually has four valve cores. At this time, how to apply the transmission mechanism of the worm gear to the five-way valve is a technical problem that needs to be overcome urgently. Utility Model Content

[0006] The utility model aims to provide a five-way valve which is convenient for remote control and can realize five-way control through a worm gear transmission.

[0007] The above technical objectives of the utility model are achieved through the following technical solutions: a five-way valve that is easy to control remotely, comprising a valve body, an inlet pipe located at the lower side of the valve body, four outlet pipes respectively located on the peripheral sides of the valve body, a valve core arranged in the outlet pipe, a valve stem located on the upper side of the valve core, and a solar panel located on the upper side of the valve body, a circular connecting box is arranged on the upper side of the valve body, four groups of transmission components corresponding to four valve stem positions are arranged in the connecting box, and the transmission component comprises a turbine connected to the valve stem, a mounting shell arranged in the connecting box and wrapped around the turbine, a worm rotatably connected in the mounting shell and meshing with the turbine, and a slave arranged at the end of the worm. A driving gear, a servo motor arranged on the upper side of the mounting shell, a driving gear arranged on the output shaft of the servo motor and meshing with the driven gear, a support plate located between the four mounting shells is arranged on the upper side of the connecting box, a control circuit board connected to the four servo motors through wires and used to control the four servo motors is arranged on the support plate, a signal receiving rod connected to the control circuit board is arranged on the connecting box, a limiting sleeve is arranged on the inner wall of the connecting box, a lithium battery connected to the solar panel, the control circuit board and the motor through wires is embedded in the limiting sleeve, a cover plate is arranged on the connecting box, and a seat plate for installing the solar panel is arranged on the upper side of the cover plate.

[0008] The utility model is further configured as follows: the mounting shell is provided with a connecting shaft whose lower end is connected to the upper end of the valve stem and extends in a vertical upward direction; the upper end of the connecting shaft is provided with an indicator disk with an arrow on the upper surface; and the cover plate is provided with an observation sleeve corresponding to the position of the indicator disk.

[0009] The utility model is further configured as follows: a transparent plastic cover is embedded on the observation sleeve, a ring groove is provided on the peripheral side of the transparent plastic cover, and a rubber sealing ring is embedded in the ring groove and pressed against the inner wall of the peripheral side of the observation sleeve.

[0010] The utility model is further configured as follows: a stepped groove is provided on the inner wall of the peripheral side of the upper end of the connection box, and a positioning ring embedded in the stepped groove is provided on the cover plate.

[0011] The utility model is further configured as follows: a plurality of through holes are opened on the peripheral side of the cover plate, an internal threaded sleeve corresponding to the position of the through holes is arranged in the connection box, and a mounting bolt is arranged on the cover plate which passes through the through holes and is threadedly connected in the internal threaded sleeve.

[0012] In summary, the utility model has the following beneficial effects:

[0013] 1. The control circuit board receives external signals through the signal receiving rod, and then controls the corresponding servo motor to start according to the signal. The servo motor drives the worm to rotate through the driving gear and the driven gear, and the worm can drive the valve stem to rotate through the turbine, and then the valve core can be controlled to rotate; by concentrating four sets of transmission components in the connection box, and the four sets of transmission components correspond to the positions of the four valve stems respectively, the five-way control can be realized through the turbine worm transmission;

[0014] 2. When the operator needs to observe the opening and closing of each valve core on site, the lower end of the connecting shaft is connected to the upper end of the valve stem and the upper end is connected to the indicator disk. The position of the arrow on the indicator disk can be observed through the observation sleeve on the cover plate, so as to understand the opening and closing status of the valve core;

[0015] 3. Use a transparent plastic cover to embed in the observation sleeve, wherein the transparent plastic cover is pressed against the inner wall of the observation sleeve by a rubber sealing ring. At this time, the position of the observation sleeve can be sealed by the transparent plastic cover to prevent rainwater from entering the connection box through the observation sleeve;

[0016] 4. The cover plate is embedded in the stepped groove on the side of the connection box using a positioning ring, which is conducive to the stable sealing of the cover plate on the connection box;

[0017] 5. Use the mounting bolts to pass through the through holes on the cover plate and then thread them into the internal threaded sleeve in the connection box. At this time, the cover plate and the connection box can be detachably connected, which is convenient for maintenance operations inside the connection box after opening the cover plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0019] Figure 1 It is a structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the connection relationship between the internal structure of the connection box and a single valve core in the utility model;

[0021] Figure 3 It is a schematic diagram of the internal structure of the connection box in the utility model, wherein the support plate and a mounting shell are omitted;

[0022] Figure 4 It is an exploded diagram of the connection relationship between the cover plate and the mounting bolts in the utility model;

[0023] Figure 5It is a partial cross-sectional view of the connection relationship between the cover plate, the connecting shaft, the indicating plate and the transparent plastic cover in the utility model.

[0024] In the figure, 1, valve body; 11, inlet pipe; 12, outlet pipe; 13, valve core; 14, valve stem; 2, solar panel; 3, connection box; 31, support plate; 311, control circuit board; 312, signal receiving rod; 32, limit sleeve; 33, lithium battery; 34, step groove; 35, internal thread sleeve; 4, transmission assembly; 41, turbine; 42, mounting shell; 43, worm; 44, driven gear; 45, servo motor; 46, driving gear; 5, cover plate; 51, seat plate; 52, observation sleeve; 53, positioning ring; 54, through hole; 55, mounting bolt; 6, connecting shaft; 61, indicator plate; 7, transparent plastic cover; 71, ring groove; 72, rubber sealing ring. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments are described clearly and completely below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] A five-way valve that is easy to control remotely, refer to Figure 1 , Figure 2 , Figure 3 The five-way valve convenient for remote control comprises a valve body 1, an inlet pipe 11 located at the lower side of the valve body 1, four outlet pipes 12 respectively located at the peripheral side of the valve body 1, a valve core 13 arranged in the outlet pipe 12, a valve stem 14 located at the upper side of the valve core 13, and a solar panel 2 located at the upper side of the valve body 1; wherein a circular connection box 3 is fixed to the upper side of the valve body 1 by bolts, and four groups of transmission components 4 corresponding to the positions of the four valve stems 14 are installed in the connection box 3, and the four transmission components 4 are evenly spaced along the peripheral side of the connection box 3; at the same time, the transmission component 4 comprises a turbine 41, a mounting shell 42, a worm 4 3. Driven gear 44, servo motor 45, driving gear 46, wherein turbine 41 is key-connected to valve stem 14, and mounting shell 42 is fixed in connecting box 3 by bolts and wrapped around turbine 41, and worm 43 is rotatably connected in mounting shell 42 by bearing and meshes with turbine 41, and driven gear 44 is key-connected to the end of worm 43, wherein servo motor 45 is fixed to the upper side of mounting shell 42 by bolts, and driving gear 46 is key-connected to the output shaft of servo motor 45 and meshes with driven gear 44; at this time, servo motor 45 can drive valve stem 14 to rotate.

[0027] Reference Figure 1 , Figure 2 , Figure 3A support plate 31 located between the four mounting shells 42 is also fixed to the upper side of the connection box 3 by bolts, and a control circuit board 311 is installed on the support plate 31, wherein the control circuit board 311 is connected to the four servo motors 45 by wires and is used to control the four servo motors 45, and a signal receiving rod 312 connected to the control circuit board 311 is installed on the connection box 3, and external signals are received through the signal receiving rod 312; at the same time, a limit sleeve 32 is also integrally provided on the inner wall of the connection box 3, and a lithium battery 33 is embedded in the limit sleeve 32, wherein the lithium battery 33 is connected to the solar panel 2, the control circuit board 311 and the motor by wires, and the solar energy absorbed by the solar panel 2 is converted into electrical energy and stored in the lithium battery 33.

[0028] Reference Figure 1 , Figure 3 , Figure 4 The connection box 3 is also covered with a cover plate 5, and a seat plate 51 for installing the solar panel 2 is fixed to the upper side of the cover plate 5 by bolts; a stepped groove 34 is provided on the inner wall of the peripheral side of the upper end of the connection box 3, and a positioning ring 53 embedded in the stepped groove 34 is integrally provided on the cover plate 5; at the same time, a plurality of through holes 54 are provided on the peripheral side of the cover plate 5, and an internal threaded sleeve 35 corresponding to the position of the through hole 54 is integrally provided in the connection box 3, wherein the cover plate 5 is provided with a mounting bolt 55 that passes through the through hole 54 and is threadedly connected to the internal threaded sleeve 35.

[0029] Reference Figure 3 , Figure 4 , Figure 5 A connecting shaft 6 is also provided on the mounting shell 42, wherein the lower end of the connecting shaft 6 is key-connected to the upper end of the valve stem 14 and extends in a vertical upward direction, and an indicator disk 61 is integrally provided on the upper end of the connecting shaft 6, and an arrow is drawn on the upper surface of the indicator disk 61; at the same time, an observation sleeve 52 corresponding to the position of the indicator disk 61 is provided on the cover plate 5, and a transparent plastic cover 7 is embedded in the observation sleeve 52, wherein an annular groove 71 is provided on the peripheral side of the transparent plastic cover 7, and a rubber sealing ring 72 is embedded in the annular groove 71 and pressed against the inner wall of the peripheral side of the observation sleeve 52.

[0030] Principle: The control circuit board 311 receives external signals through the signal receiving rod 312, and then controls the corresponding servo motor 45 to start according to the signal. The servo motor 45 drives the worm 43 to rotate by using the driving gear 46 and the driven gear 44. The worm 43 can drive the valve stem 14 to rotate through the turbine 41, and then the valve core 13 can be controlled to rotate. By concentrating four groups of transmission components 4 in the connecting box 3, and the four groups of transmission components 4 correspond to the positions of the four valve stems 14 respectively, five-way control can be achieved through the transmission of the turbine 41 and the worm 43.

Claims

1. A five-way valve convenient for remote control, comprising a valve body (1), an inlet pipe (11) located at the lower side of the valve body (1), four outlet pipes (12) respectively located at the peripheral sides of the valve body (1), a valve core (13) arranged in the outlet pipe (12), a valve stem (14) located at the upper side of the valve core (13), and a solar panel (2) located at the upper side of the valve body (1), characterized in that: A circular connection box (3) is arranged on the upper side of the valve body (1), and four groups of transmission components (4) corresponding to the positions of four valve stems (14) are arranged in the connection box (3), and the transmission component (4) comprises a turbine (41) connected to the valve stem (14), a mounting shell (42) arranged in the connection box (3) and wrapped around the turbine (41), a worm (43) rotatably connected in the mounting shell (42) and meshing with the turbine (41), a driven gear (44) arranged at the end of the worm (43), a servo motor (45) arranged on the upper side of the mounting shell (42), and a driving gear (46) arranged on the output shaft of the servo motor (45) and meshing with the driven gear (44). A support plate (31) located between four mounting shells (42) is arranged on the inner side, a control circuit board (311) connected to four servo motors (45) through wires and used to control the four servo motors (45) is arranged on the support plate (31), a signal receiving rod (312) connected to the control circuit board (311) is arranged on the connection box (3), a limit sleeve (32) is arranged on the inner wall of the connection box (3), a lithium battery (33) connected to the solar panel (2), the control circuit board (311) and the motor through wires is embedded in the limit sleeve (32), and a cover plate (5) is arranged on the connection box (3), and a seat plate (51) for mounting the solar panel (2) is arranged on the upper side of the cover plate (5).

2. A five-way valve convenient for remote control according to claim 1, characterized in that: The mounting shell (42) is provided with a connecting shaft (6) whose lower end is connected to the upper end of the valve stem (14) and extends in a vertical upward direction; the upper end of the connecting shaft (6) is provided with an indicator disk (61) with an arrow on its upper surface; and the cover plate (5) is provided with an observation sleeve (52) corresponding to the position of the indicator disk (61).

3. A five-way valve convenient for remote control according to claim 2, characterized in that: A transparent plastic cover (7) is embedded in the observation sleeve (52), a ring groove (71) is provided on the peripheral side of the transparent plastic cover (7), and a rubber sealing ring (72) is embedded in the ring groove (71) and pressed against the inner wall of the peripheral side of the observation sleeve (52).

4. A five-way valve convenient for remote control according to claim 1, characterized in that: A stepped groove (34) is provided on the inner wall of the circumferential side of the upper end of the connection box (3), and a positioning ring (53) embedded in the stepped groove (34) is provided on the cover plate (5).

5. A five-way valve convenient for remote control according to claim 1, characterized in that: A plurality of through holes (54) are provided on the circumferential side of the cover plate (5); an internal threaded sleeve (35) corresponding to the position of the through hole (54) is provided in the connection box (3); and a mounting bolt (55) is provided on the cover plate (5) which passes through the through hole (54) and is threadedly connected in the internal threaded sleeve (35).

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