Structure of multifunctional intelligent valve

Abstract

The utility model relates to a structure of a multifunctional intelligent valve. The structure comprises a ball valve and a shell assembled on the ball valve, an actuator, a control module box and a main control board are assembled in the shell; the main control board is detachably assembled on the control module box; the shell comprises a shell base and a shell upper cover; the shell base is detachably connected with the shell upper cover, and an accommodating cavity is formed between the shell base and the shell upper cover; the actuator, the control module box and the main control board are located in the containing cavity. The intelligent valve is ingenious in design, the special-shaped screwing head is rotated through the special-shaped sleeve to drive the valve rod of the ball valve, the valve can be manually controlled to be opened and closed, water flow in a pipeline can be cut off or opened in time when the remote control module breaks down and cannot control the valve, after-sales maintenance efficiency is improved, the whole intelligent valve does not need to be replaced for repair, and cost is reduced. And the rejection rate in actual use is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of water meter accessories, and in particular relates to the structure of a multifunctional intelligent valve. Background Art

[0002] With the continuous promotion and popularization of smart water services, it is a general trend to use water Internet of Things technology to manage urban water resources more efficiently. As a key equipment for fluid control, smart valves must meet the functions and requirements required by smart water services.

[0003] Smart valves are advanced valves that integrate sensors, actuators, and controllers, enabling autonomous sensing, decision-making, and execution. By monitoring and adjusting fluid parameters in real time, they enable precise control and optimized operation, improving the efficiency, safety, and reliability of pipeline systems.

[0004] The installation environment of smart valves is relatively complex. Sometimes they need to be installed in outdoor water meter wells. In a long-term humid and water-soaked environment, the smart valve itself is required to have high waterproof performance.

[0005] At the same time, existing smart water meters on the market usually use a single remote communication method to control the valve. When the communication module fails or the battery power is insufficient, the valve cannot be operated and the entire smart valve needs to be replaced later.

[0006] In view of the above problems, it is necessary to improve them. Utility Model Content

[0007] The purpose of the utility model is to provide a multifunctional intelligent valve structure with simple structure, ingenious design, good sealing performance and convenient battery replacement.

[0008] In order to achieve the above objectives, the technical solution adopted by the present invention is: a structure of a multifunctional intelligent valve, including a ball valve and a shell assembled on the ball valve; an actuator, a control module box and a main control board are assembled in the shell; the main control board is detachably assembled on the control module box; the shell includes a shell base and a shell cover; the shell base and the shell cover are detachably connected, and an accommodating cavity is formed between the shell base and the shell cover; the actuator, control module box and main control board are located in the accommodating cavity.

[0009] As a preferred solution of the present invention, an assembly hole is formed at the bottom of the shell base, a valve stem is arranged on the ball valve, the valve stem passes through the assembly hole and rests on the actuator, a first sealing ring is sleeved on the valve stem, and a second copper insert is installed in the assembly hole; the valve stem and the second copper insert on the shell base are sealed by the first sealing ring.

[0010] As a preferred solution of the present invention, the actuator is detachably assembled in the accommodating cavity, and a second buckle for snapping the actuator is formed on the base of the housing; the actuator is built into the accommodating cavity and locked by the second buckle.

[0011] As a preferred solution of the present invention, the actuator includes an actuator shaft, a groove is formed at the bottom of the actuator shaft, and a protrusion is formed on the top of the valve stem. The protrusion extends into the groove to position the valve stem and the actuator.

[0012] As a preferred solution of the present invention, the control module box includes a box body, a battery compartment for placing lithium batteries is formed on one side of the box body, and battery compartment covers are installed on both sides of the battery compartment; the battery compartment cover is assembled on the battery compartment by screws and the battery compartment cover plastic package.

[0013] As a preferred solution of the present invention, a limiting buckle is provided on the top of the box body for positioning the main control board on the box body.

[0014] As a preferred solution of the present invention, the main control board is equipped with an indicator light shield, and a silicone sealing ring is installed in the indicator light shield. The silicone sealing ring is pressed into the indicator light shield and is snapped with the main control board through the bottom of the indicator light shield.

[0015] As a preferred solution of the present invention, a limiting through hole for the actuator shaft to pass through is formed in the middle of the box body.

[0016] As a preferred solution of the present invention, a special-shaped screw head is installed on the limiting through hole, a limiting notch is formed on the top of the actuator shaft, and a guide groove is formed on the bottom of the special-shaped screw head. The guide groove extends into the limiting notch, so that the special-shaped screw head can be transferred to the actuator shaft.

[0017] As a preferred solution of the present invention, a second sealing ring is installed on the outer side of the special-shaped screw head, and correspondingly, a first copper insert is installed in the limiting through hole. The special-shaped screw head and the first copper insert on the control module box are sealed by the second sealing ring.

[0018] As a preferred solution of the present invention, a plurality of first clips for snapping into the upper cover of the shell are formed on the shell base; correspondingly, a plurality of first slots adapted to the first clips are formed on the upper cover of the shell; the first clips and the first slots are snapped into each other to position the upper cover of the shell on the shell base.

[0019] As a preferred solution of the present invention, a mounting hole is formed on the top of the upper cover of the shell, and the top of the special-shaped screw head is embedded in the mounting hole.

[0020] The beneficial effects of the utility model are:

[0021] 1. The utility model has a simple structure and the actuator sealing solution has a relatively high reliability. The first copper insert and the second copper insert are directly injection-molded on the control module box and the housing base to achieve direct positioning of the actuator and the ball valve. Compared with the traditional copper inserts injected on the base, there is no need to rely on transition parts for positioning, which reduces the cumulative error. At the same time, the valve stem and the screw head both use a double seal sealing method, which makes the sealing performance more reliable and reduces the risk of water leakage caused by rotating parts.

[0022] 2. The utility model seals the battery compartment by pressing and fixing the front end of the battery compartment cover to the control module box with screws; battery compartment covers are provided on both sides of the control module box. In this way, the battery can be replaced from either side, which facilitates the later after-sales and maintenance of the meter.

[0023] 3. The utility model is cleverly designed. The valve stem of the ball valve is driven by rotating the special-shaped screw head through a special-shaped sleeve, and the valve switch can be manually controlled. When the remote control module fails and cannot control the valve, the water flow in the pipeline can be cut off or opened in time, which improves the efficiency of after-sales maintenance. There is no need to replace the entire smart valve for repair, which reduces the scrap rate in actual use.

[0024] 4. The upper end of the actuator shaft of the utility model cooperates with the special-shaped screw head, which realizes the function of manually opening and closing the valve by specific personnel; the special tool controls the valve in a simple and reliable way, which can prevent the valve from being opened by theft, and is suitable for actual production and long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is an exploded view of the structure of the multifunctional intelligent valve of the utility model;

[0026] Figure 2 This is a schematic diagram of the structure of the ball valve of the utility model;

[0027] Figure 3 This is a schematic diagram of the structure of the housing base and actuator of the utility model;

[0028] Figure 4 This is a schematic diagram of the structure of the control module box of the utility model;

[0029] Figure 5 This is a structural diagram of the actuator seal of the utility model;

[0030] Figure 6 This is a structural diagram of the main control board seal of the utility model;

[0031] Figure 7 This is a structural diagram of the battery compartment seal of the utility model;

[0032] Figure 8 This is a structural diagram of the remote control and manual switch valve of the utility model;

[0033] Explanation of the accompanying drawings: ball valve 1, housing base 2, actuator 3, control module box 4, battery compartment cover 5, battery compartment cover plastic seal 6, lithium battery 7, main control board 8, silicone sealing ring 9, indicator light shield 10, special-shaped screw head 11, guide groove 11-1, housing upper cover 12, mounting hole 12-1, first clip 13, first slot 14, third clip 15, second sealing ring 21, first copper insert 22, first sealing ring 23, second copper insert 24, actuator shaft 25, groove 25-1, limiting notch 25-2, first rubber stopper 31, second rubber stopper 32, box body 40, battery compartment 41, screw 42, limiting through hole 43, limiting clip 44, third sealing ring 45, housing 50, assembly hole 52, valve stem 53, protrusion 53-1, second clip 54. DETAILED DESCRIPTION

[0034] The following is a clear and complete description of the technical solution of the present invention in conjunction with the accompanying drawings. Obviously, the embodiments described are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0035] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0036] Example:

[0037] like Figure 1 As shown, Figure 1This is a structural exploded diagram of the multifunctional intelligent valve of the utility model; a structure of a multifunctional intelligent valve, including a ball valve 1, a shell 50 assembled on the ball valve 1; an actuator 3, a control module box 4 and a main control board 8 are assembled in the shell 50; the main control board 8 is detachably assembled on the control module box 4; the shell 50 includes an outer shell base 2 and an outer shell upper cover 12; the outer shell base 2 and the outer shell upper cover 12 are detachably connected, and an accommodating cavity is formed between the outer shell base 2 and the outer shell upper cover 12; the actuator 3, the control module box 4 and the main control board 8 are located in the accommodating cavity; the structural sealing solution of the intelligent valve of the utility model is relatively reliable, which is conducive to later maintenance. The valve switch can be manually controlled. When the remote control module fails and cannot control the valve, the water flow in the pipeline can be cut off or opened in time, which improves the efficiency of after-sales maintenance, and there is no need to replace the entire intelligent valve for repair, which reduces the scrap rate in actual use.

[0038] like Figure 2 As shown, Figure 2 Schematic diagram of the structure of the ball valve of the present invention; wherein the ball valve 1 is made of copper, and the shell base 2 is fixed to the ball valve 1 by screws; an assembly hole 52 is formed at the bottom of the shell base 2, and a valve stem 53 is arranged on the ball valve 1. The valve stem 53 passes through the assembly hole 52 and abuts against the actuator 3. A first sealing ring 23 is sleeved on the valve stem 53, and a second copper insert 24 is installed in the assembly hole 52; the valve stem 53 and the second copper insert 24 on the shell base 2 are sealed by the first sealing ring 23.

[0039] In this installation method, the first copper insert 22 and the second copper insert 24 are directly injection-molded on the control module box 4 and the shell base 2, realizing direct positioning of the actuator 3 and the ball valve 1. Compared with the traditional copper inserts injected on the base, there is no need to rely on transition parts for positioning, which reduces the cumulative error. At the same time, the valve stem 53 and the special-shaped screw head 11 both use a double-seal sealing method, which makes the sealing performance more reliable and reduces the risk of water leakage caused by rotating parts.

[0040] A special-shaped screw head 11 is installed on the limiting through hole 43, a limiting notch 25-2 is formed on the top of the actuator shaft 25, and a guide groove 11-1 is formed on the bottom of the special-shaped screw head 11. The guide groove 11-1 extends into the limiting notch 25-2, so that the special-shaped screw head 11 is transferred to the actuator shaft 25; a second sealing ring 21 is assembled on the outer side of the special-shaped screw head 11, and correspondingly, a first copper insert 22 is assembled in the limiting through hole 43, and the special-shaped screw head 11 and the first copper insert 22 on the control module box 4 are sealed by the second sealing ring 21.

[0041] At the same time, the upper end of the actuator shaft of the utility model cooperates with the special-shaped screw head to realize the function of manually opening and closing the valve by specific personnel; the special tool controls the valve in a simple and reliable way, which can prevent the valve from being stolen and opened, and is suitable for actual production and long-term use.

[0042] like Figure 3 As shown, Figure 3 Schematic diagram of the structure of the housing base and actuator of the present invention; wherein, the actuator 3 is detachably assembled in the accommodating cavity, and a second clip 54 for engaging the actuator 3 is formed on the housing base 2; the actuator 3 is built into the accommodating cavity and locked by the second clip 54; the actuator 3 is connected to the main control board 8 in the control module box 4 via a wire, and the control module box 4 is connected to the housing base 2 via screws and a third clip 15; the actuator 3 includes an actuator shaft 25, a groove 25-1 is formed at the bottom of the actuator shaft 25, and a protrusion 53-1 is formed on the top of the valve stem 53, which extends into the groove 25-1 and is used to position the valve stem 53 and the actuator 3.

[0043] like Figure 4 As shown, Figure 4 This is a structural diagram of the control module box of the utility model; the control module box 4 includes a box body 40, and a battery compartment 41 for placing a lithium battery 7 is formed on one side of the box body 40, and a battery compartment cover 5 is installed on both sides of the battery compartment 41; the battery compartment cover 5 is assembled on the battery compartment 41 by screws 42 and the battery compartment cover plastic seal 6; the top of the box body 40 is provided with a limit buckle 44 for positioning the main control board 8 on the box body 40.

[0044] The utility model seals the battery compartment by pressing and fixing the front end buckle and screw of the battery compartment cover to the control module box; battery compartment covers are provided on both sides of the control module box, in this way the battery can be replaced from either side, which is convenient for the later after-sales and maintenance of the meter.

[0045] A limiting through hole 43 is formed in the middle of the box body 40 for the actuator shaft 25 to pass through; an indicator light shield 10 is assembled on the main control board 8, and a silicone sealing ring 9 is installed in the indicator light shield 10. The silicone sealing ring 9 is pressed into the indicator light shield 10 and is snapped with the main control board 8 through the bottom of the indicator light shield 10.

[0046] A plurality of first clips 13 for snapping into the shell cover 12 are formed on the shell base 2; correspondingly, a plurality of first slots 14 adapted to the first clips 13 are formed on the shell cover 12; the first clips 13 and the first slots 14 are snapped into each other to position the shell cover 12 on the shell base 2; by the mutual cooperation of the set first clips 13 and the first slots 14, the connection and disassembly of the shell base 2 and the shell cover 12 are more convenient, thereby improving the assembly and use efficiency.

[0047] A mounting hole 12-1 is formed on the top of the shell cover 12, and the top of the special-shaped screw head 11 is embedded in the mounting hole 12-1; through the provision of the special-shaped screw head 11, the special tool controls the valve in a simple and reliable manner, which can prevent the valve from being stolen and is suitable for actual production and long-term use.

[0048] The specific assembly scheme of the utility model is as follows:

[0049] Step 1: Fix the housing base 2 to the ball valve 1 with screws;

[0050] Step 2: The actuator 3 is fixed to the housing base 2 through the second buckle 54;

[0051] Step 3: The main control board 8 is fixed to the control module box 4 through the limit buckle 44;

[0052] Step 4: The actuator 3 is connected to the main control board 8 in the control module box 4 through wires, and the control module box 4 is connected to the housing base 2 through screws and the third buckle 15;

[0053] Step 5: Press the silicone sealing ring 9 into the indicator light shield 10 and connect it to the main control board 8 through the buckle at the bottom of the light shield 10;

[0054] Step 6: Place the special-shaped screw head 11 on the injection-molded copper insert of the control module box;

[0055] Step 7: After the lithium battery 7 is installed in the control module box 4, it is connected to the main control board 8 through a wire. After the battery compartment cover 5 and the battery compartment part of the control module box 4 are installed together, they are connected and fixed to the control module box 4 through screws. The battery compartment cover plastic seal 6 is pressed in with the battery compartment cover 5.

[0056] Step 8: The housing cover 12 is connected to the housing base 2 through the front and rear sets of first buckles 13 .

[0057] like Figure 5 As shown, Figure 5 This is a structural diagram of the actuator seal of the present invention; the valve stem 53 of the ball valve 1 and the second copper insert 24 on the housing base 2 are sealed by the first sealing ring 23. After the actuator 3 is fixed to the housing base 2, the actuator shaft 25 built into it mates with the valve stem 53 of the ball valve 1. After the control module box 4 is fixed to the housing base 2, AB hard glue is injected into the sealing interface, and the special-shaped screw head 11 and the first copper insert 22 on the control module box 4 are sealed by the second sealing ring 21. In this installation method, the first copper insert 22 and the second copper insert 24 are directly injection-molded onto the control module box 4 and the housing base 2, achieving direct positioning of the actuator 3 and the ball valve 1. Compared with traditional copper inserts injected on the base, there is no need for transition parts for positioning, which reduces cumulative errors. At the same time, both the valve stem and the screw head use a double seal sealing method, making the sealing performance more reliable and reducing the risk of water leakage caused by rotating parts.

[0058] like Figure 6-Figure 7 As shown, Figure 6 This is a structural diagram of the main control board seal of the utility model; Figure 7This is a structural diagram of the battery compartment seal of the utility model; specifically, the sealing scheme of the main control board 8 and the lithium battery 7 is shown in the figure above; the second rubber plug 32 blocks the wire hole of the actuator 3, and after the first rubber plug 31 blocks the wire hole of the battery line, AB hard glue is injected to seal the main control board 8 to achieve partial sealing and waterproofing of the main control board, and the lithium battery 7 is installed in the battery compartment part of the control module box 4. A third sealing ring 45 is placed between the battery compartment cover 5 and the control module box 4, and the battery compartment cover 5 is pressed and fixed to the control module box 4 through the front end buckle and screws to achieve battery compartment sealing; battery compartment covers are set on both sides of the control module box 4. In this way, the battery can be replaced from either side, which is convenient for the later after-sales and maintenance of the meter.

[0059] like Figure 8 As shown, Figure 8 This is a structural diagram of the remote-controlled and manually switchable valve of the present invention; the remote-controlled and manually switchable valve scheme is shown in the figure above. The main control board 8 has multiple remote communication functions and is connected to the actuator 3 via wires. The main control board 8 sends signals to drive the actuator 3's built-in reduction motor, causing the actuator shaft 25 to rotate within an angular range of 180°. The bottom end of the actuator shaft 25 engages with the valve stem of the copper ball valve 1, thereby realizing the remote control valve opening and closing function. The actuator shaft 25 is a built-in shaft of the actuator 3 and can be manually rotated within an angular range of 90°. The top end of the actuator shaft 25 engages with the special-shaped screw head 11. Rotating the special-shaped screw head 11 through a special-shaped sleeve drives the valve stem of the copper ball valve 1, realizing the manual opening and closing function of the valve by a specific person. At the same time, the special-shaped screw head 11 and the valve stem of the copper ball valve 1 rotate in conjunction with the first copper insert 22 and the second copper insert 24, respectively, reducing wear caused by component rotation and increasing the service life of the plastic parts.

[0060] The above description of the disclosed embodiments will enable those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein, but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

[0061] Although this article uses the following figures more frequently: ball valve 1, housing base 2, actuator 3, control module box 4, battery compartment cover 5, battery compartment cover plastic seal 6, lithium battery 7, main control board 8, silicone sealing ring 9, indicator light shield 10, special-shaped screw head 11, guide groove 11-1, housing upper cover 12, mounting hole 12-1, first clip 13, first slot 14, third clip 15, second sealing ring 21, first copper insert 22, first sealing ring 23, second copper insert 24, actuator shaft 25, groove 25-1, limiting notch 25-2, first rubber stopper 31, second rubber stopper 32, box body 40, battery compartment 41, screw 42, limiting through hole 43, limiting clip 44, third sealing ring 45, housing 50, assembly hole 52, valve stem 53, protrusion 53-1, second clip 54 and other terms, the possibility of using other terms is not excluded. These terms are used only to more conveniently describe and explain the essence of the present invention; interpreting them as any additional limitations is contrary to the spirit of the present invention.

Claims

1. A multifunctional intelligent valve structure, characterized by: The invention comprises a ball valve (1) and a housing (50) mounted on the ball valve (1); an actuator (3), a control module box (4) and a main control board (8) are mounted in the housing (50); the main control board (8) is detachably mounted on the control module box (4); the housing (50) comprises a housing base (2) and a housing upper cover (12); the housing base (2) and the housing upper cover (12) are detachably connected, and an accommodating cavity is formed between the housing base (2) and the housing upper cover (12); the actuator (3), the control module box (4) and the main control board (8) are located in the accommodating cavity.

2. The structure of a multifunctional intelligent valve according to claim 1, characterized in that: An assembly hole (52) is formed at the bottom of the housing base (2), a valve stem (53) is arranged on the ball valve (1), a first sealing ring (23) is sleeved on the valve stem (53), and a second copper insert (24) is installed in the assembly hole (52); the valve stem (53) and the second copper insert (24) on the housing base (2) are sealed by the first sealing ring (23).

3. The structure of a multifunctional intelligent valve according to claim 1, characterized in that: The actuator (3) comprises an actuator shaft (25), a groove (25-1) is formed at the bottom of the actuator shaft (25), a convex block (53-1) is formed at the top of the valve stem (53), and the convex block (53-1) extends into the groove (25-1) for positioning the valve stem (53) and the actuator (3).

4. The structure of a multifunctional intelligent valve according to claim 1, characterized in that: The control module box (4) comprises a box body (40), a battery compartment (41) for accommodating a lithium battery (7) is formed on one side of the box body (40), and battery compartment covers (5) are installed on both sides of the battery compartment (41); the battery compartment cover (5) is assembled on the battery compartment (41) by means of screws (42) and a battery compartment cover plastic seal (6).

5. The structure of a multifunctional intelligent valve according to claim 4, characterized in that: The top of the box body (40) is provided with a limiting buckle (44) for positioning the main control board (8) on the box body (40).

6. The structure of a multifunctional intelligent valve according to claim 1, characterized in that: The main control board (8) is equipped with an indicator light shield (10), and a silicone seal ring (9) is installed in the indicator light shield (10). The silicone seal ring (9) is pressed into the indicator light shield (10) and is snapped with the main control board (8) through the bottom of the indicator light shield (10).

7. The structure of a multifunctional intelligent valve according to claim 5, characterized in that: A limiting through hole (43) for the actuator shaft (25) to pass through is formed in the middle of the box body (40).

8. The structure of a multifunctional intelligent valve according to claim 7, characterized in that: A special-shaped screw head (11) is mounted on the limiting through hole (43), a limiting notch (25-2) is formed on the top of the actuator shaft (25), a guide groove (11-1) is formed on the bottom of the special-shaped screw head (11), and the guide groove (11-1) extends into the limiting notch (25-2), so that the special-shaped screw head (11) is matched to the actuator shaft (25).

9. The structure of a multifunctional intelligent valve according to claim 8, characterized in that: The outer side of the special-shaped screw head (11) is equipped with a second sealing ring (21), and correspondingly, the limiting through hole (43) is equipped with a first copper insert (22), and the special-shaped screw head (11) and the first copper insert (22) on the control module box (4) are sealed by the second sealing ring (21).

10. The structure of a multifunctional intelligent valve according to claim 1, characterized in that: The housing base (2) is formed with a plurality of first snaps (13) for snapping the housing cover (12); correspondingly, the housing cover (12) is formed with a plurality of first slots (14) adapted to the first snaps (13); the first snaps (13) and the first slots (14) are snapped together to position the housing cover (12) on the housing base (2).

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