CN216206651U

CN216206651U - Water controller

Info

Publication number: CN216206651U
Application number: CN202122469025.4U
Authority: CN
Inventors: 黄锦辉; 郭伟奇
Original assignee: Zhaoqing Aodiwei Sensing Technology Co ltd
Current assignee: Zhaoqing Aodiwei Sensing Technology Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-04-05
Anticipated expiration: 2031-10-13

Abstract

The utility model relates to the technical field of flow control, and discloses a water controller, which comprises a shell, a valve, a flowmeter, an actuating mechanism, a control mechanism and a sealing mechanism, wherein the valve is arranged on the shell; the shell comprises an upper shell and a lower shell; the lower shell is provided with a battery hole, and a battery cover is arranged on the battery hole; the valve and the flowmeter are fixedly connected to the bottom of the lower shell, and the flowmeter is connected with a water outlet of the valve; the actuating mechanism comprises a switch actuator and a battery; the bottom of the lower shell is provided with a first through hole; the control mechanism comprises a controller and a display screen; the controller is respectively and electrically connected with the flowmeter, the switch actuator, the display screen and the battery; the sealing mechanism comprises a first sealing ring, a second sealing ring and a third sealing ring, and the first sealing ring is in clearance fit with the buckled upper shell and the buckled lower shell; the second sealing ring is in interference fit with the battery cover and the battery hole; and the third sealing ring is in interference fit with the switch actuator and the first through hole. The utility model can work in high humidity environment for a long time.

Description

Water controller

Technical Field

The utility model relates to the technical field of flow control, in particular to a water controller.

Background

The water controller is a flowmeter capable of controlling water flow rate, is widely applied to the industrial field, is mostly used in various high-humidity severe environments, and can not meet the use requirements of enterprises due to the fact that the existing water controller is insufficient in sealing performance and poor in waterproof performance, the service life of the water controller is shortened and even the water controller is out of order after being in the severe environments for a long time.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is: the water controller with high sealing performance is produced, and the product can work in a high-humidity environment for a long time.

In order to achieve the above object, the present invention provides a water controller, comprising a housing, a valve member, a flow meter, an actuator, a control mechanism, and a sealing mechanism; the shell comprises an upper shell and a lower shell; the upper shell and the lower shell are buckled to form a closed space; a battery hole is formed in the side face of the lower shell, and a battery cover is arranged on the battery hole; the valve piece is fixedly connected to the bottom of the lower shell; the flowmeter is fixedly connected to the bottom of the lower shell and is connected with the water outlet of the valve;

the actuating mechanism is arranged in the shell and comprises a switch actuator and a battery, and the battery is arranged at a position close to the battery hole; the bottom of the lower shell is provided with a first through hole, and the output end of the switch actuator penetrates through the first through hole to be connected with a switch of the valve member; the battery is electrically connected with the switch actuator;

the control mechanism is arranged in the shell and comprises a controller and a display screen; the controller is respectively and electrically connected with the flowmeter, the switch actuator and the display screen; the controller is electrically connected with the battery; and

the sealing mechanism comprises a first sealing ring, a second sealing ring and a third sealing ring, and the first sealing ring is arranged in a gap formed by buckling the upper shell and the lower shell; the first sealing ring is matched with a clearance between the upper shell and the lower shell in a buckling manner; the second sealing ring is arranged between the battery cover and the battery hole; the second sealing ring is in interference fit with the battery cover and the battery hole; the third sealing ring is arranged on the end face of the switch actuator, which is in contact with the first through hole, and is in interference fit with the switch actuator and the first through hole; the cross section diameters of the second sealing ring and the third sealing ring are both 1mm to 2 mm.

Compared with the prior art, the water controller provided by the embodiment of the utility model has the beneficial effects that: set up first sealing washer, second sealing washer and third sealing washer, seal the clearance of last casing and lower casing respectively, seal the battery hole and seal first through-hole, guarantee that the inside confined space that becomes of shell, improved the waterproof performance of water controller, reduce steam and enter into the inside risk that influences the normal use of inside components and parts of shell to satisfy operation requirement. And the diameters of the cross sections of the second sealing ring and the third sealing ring are both 1mm to 2mm, so that the sealing effect between the battery cover and the battery hole and between the switch actuator and the first through hole can be ensured.

Preferably, the lower end of the lower shell is also provided with a second through hole for a circuit to pass through; and the second through hole is provided with a sealing block matched with the second through hole. Be equipped with sealed piece on the second through-hole that is used for the circuit to pass and can reduce inside steam enters into the shell, improved the waterproof performance of product, the safe in utilization of the inside components and parts of protection shell.

Preferably, the first sealing ring, the second sealing ring, the third sealing ring and the sealing block are all elastic silicon rubber. The sealing effect is good by adopting the elastic silicon rubber, and the sealing ring or the sealing block can be conveniently arranged on a corresponding position by good elastic deformation.

Preferably, the sealing block is provided with a threading hole, and the line passes through the threading hole and is in interference fit with the threading hole; the sizes of the upper end and the lower end of the sealing block are larger than the size of the second through hole; the middle position of the sealing block is in interference fit with the second through hole. The circuit passes through the sealing block and is in interference fit with the sealing block, and then the sealing block is in interference fit with the second through hole. The upper end and the lower end of the sealing block are larger than the second through hole in size and are mainly used for limiting the movement of the sealing block. The sealing performance is improved. Because the sizes of the upper end and the lower end are larger, the through hole is covered, and a certain sealing effect is achieved.

Preferably, a first concave-convex structure is arranged inside the upper shell; the upper surface of the first sealing ring is provided with a second concave-convex structure matched with the first concave-convex structure, and the first concave-convex structure and the second concave-convex structure are clamped; the lower end of the first sealing ring is in interference fit with the upper end of the lower shell. First concave-convex structure in the upper casing is used for placing first sealing washer, and second concave-convex structure and first concave-convex structure interference fit have increased sealed effective area. The sealing effect is improved.

Preferably, the valve member is a metal ball valve. The metal ball valve is adopted, the friction force of the metal ball valve is small when the metal ball valve rotates, so that the moment required by the switch actuator when the metal ball valve rotates is small, the adjustment sensitivity is improved, and meanwhile, the service life of the switch actuator is also prolonged.

Preferably, the second sealing ring is sleeved on the battery cover; the battery cover is in threaded connection with the battery hole. When the battery cover is screwed into the battery hole, the second seal ring is pressed against the battery hole. The battery cover is in threaded connection with the battery hole, so that the battery can be conveniently replaced and checked.

Preferably, a display screen hole is formed in the upper end face of the upper shell; the display screen hole is positioned right above the display screen; a transparent protective layer is arranged on the display screen hole; the transparent protective layer is hermetically connected with the contact part of the display screen hole. The display screen hole is arranged, so that the display screen can be observed by workers conveniently, and the arranged protective layer can prevent the display screen from being damaged. Meanwhile, the contact part of the transparent protective layer and the display screen hole is hermetically connected, so that the sealing performance of the product can be improved, the water vapor is reduced, and the operation safety of internal components is ensured.

Drawings

FIG. 1 is a block diagram of a water controller according to an embodiment of the present invention;

FIG. 2 is an internal structural view of a water controller according to an embodiment of the present invention;

FIG. 3 is a cross-sectional view of a water controller according to an embodiment of the present invention;

FIG. 4 is a sectional view of a mating structure of a first seal ring with an upper housing and a lower housing according to an embodiment of the present invention;

fig. 5 is a sectional view of an exploded structure of a first sealing ring and upper and lower cases according to an embodiment of the present invention;

FIG. 6 is a sectional structural view of a battery cover according to an embodiment of the present invention;

FIG. 7 is a cross-sectional structural view of a seal block of an embodiment of the present invention;

in the figure, 11, the upper housing; 12. a lower housing; 2. a valve member; 3. a flow meter; 41. an actuator is switched on and off; 42. a battery; 51. a controller; 52. a display screen; 53. a protective layer; 61. a first seal ring; 62. a second seal ring; 63. a third seal ring; 64. a sealing block; 641. threading holes; 7. a battery cover; 8. a battery aperture; 91. a first relief structure; 92. a second relief structure; 13. a first through hole; 14. a second via.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, it should be understood that the terms "upper", "lower", "first", "second", etc. are used mainly for describing various components, but these components are not limited by these terms.

As shown in fig. 1-2, a water controller according to an embodiment of the present invention includes a housing including an upper case 11 and a lower case 12; the upper shell 11 and the lower shell 12 are connected through bolts; a water pipe (not shown in the drawings) is arranged below the lower shell 12; the water pipe is connected with the water inlet of the valve 2, and the water outlet of the valve 2 is connected with the flowmeter 3; the valve piece 2 and the flowmeter 3 are both connected with the lower shell 12; an actuating mechanism and a control mechanism are arranged in the shell; the actuator includes a switch actuator 41 and a battery 42; the output end of the switch actuator 41 is connected with the switch of the valve element 2 through the first through hole 13; the battery 42 is electrically connected to the switch actuator 41; the control mechanism comprises a controller 51 and a display screen 52; the controller 51 is electrically connected to the switch actuator 41 and the display screen 52; the controller 51 is electrically connected with the battery 42; the sealing mechanism comprises a first sealing ring 61, a second sealing ring 62 and a third sealing ring 63, and the first sealing ring 61 is matched with a gap between the upper shell 11 and the lower shell 12 which are buckled; the second sealing ring 62 is arranged between the battery cover 7 and the battery hole 8; the second sealing ring 62 is in interference fit with the battery cover 7 and the battery hole 8; the third seal ring 63 is arranged on the end surface of the switch actuator 41 contacting with the first through hole 13, and the third seal ring 63 is in interference fit with the switch actuator 41 and the first through hole 13; the cross-sectional diameters of the second sealing ring 62 and the third sealing ring 63 are each 1mm to 2mm, preferably 1.2, 1.5 or 1.6 mm.

The lower end of the lower shell 12 is also provided with a second through hole 14 for a circuit to pass through; and a sealing block 64 matched with the second through hole 14 is arranged on the second through hole. The sealing block 64 arranged on the second through hole 14 for the circuit to pass through can reduce the water vapor from entering the shell, improve the waterproof performance of the product and protect the use safety of the components inside the shell.

A threading hole 641 is formed in the sealing block 64, and the line penetrates through the threading hole 641 and is in interference fit with the threading hole 641; the upper end and the lower end of the sealing block 64 are larger than the second through hole 14; the middle position of the sealing block 64 is in interference fit with the second through hole 14. The wire passes through the sealing block 64 and is interference fitted in the sealing block 64, and then the sealing block 64 is interference fitted in the second through hole 14. The upper and lower ends of the sealing block 64 are larger than the second through hole 14, and are mainly used for limiting the movement of the sealing block 64. The sealing performance is improved. Due to the fact that the upper end and the lower end of the first through hole are large in size, the second through hole 14 is covered, and a certain sealing effect is achieved.

The valve member 2 is a metal ball valve. The valve member 2 is a metal ball valve, and the friction force of the metal ball valve during rotation is small, so that the torque required by the switch actuator 41 during rotation of the metal ball valve is small, the adjustment sensitivity is improved, and meanwhile, the service life of the switch actuator 41 is also prolonged.

The first seal ring 61, the second seal ring 62, the third seal ring 63 and the seal block 64 are all elastic silicone rubber. The sealing effect is good by adopting the elastic silicon rubber, and the sealing ring or the sealing block can be conveniently arranged on a corresponding position by good elastic deformation.

A first concave-convex structure 91 is arranged inside the upper shell 11; a second concave-convex structure 92 matched with the first concave-convex structure 91 is arranged at the upper end of the first sealing ring 61, and the second concave-convex structure 92 is clamped with the first concave-convex structure 91; the lower end of the first sealing ring 61 is in interference fit with the upper end of the lower shell 12. Go up first concave-convex structure 91 in the casing 11 and be used for placing first sealing washer 61, the second concave-convex structure 92 and the first concave-convex structure 91 interference fit of first sealing washer 61 have increased sealed effective area. The sealing effect is improved.

The second sealing ring 62 is sleeved on the battery cover 7; the battery cover 7 is in threaded connection with the battery hole 8. When the battery lid 7 is screwed into the battery hole 8, the second gasket 62 is pressed against the battery hole 8. The water vapor outside the battery can be prevented from entering the shell from the battery hole, and meanwhile, the battery cover 7 is in threaded connection with the battery hole 8, so that the battery can be conveniently replaced and checked.

A display screen hole (not shown in the drawing) is formed on the upper end surface of the upper housing 11; the display screen hole is positioned right above the display screen 52; a transparent protective layer 53 is arranged on the display screen hole; the transparent protective layer 53 is sealingly connected to the contact portion of the display screen aperture. In this embodiment, a sealant is used for connection. The display screen hole is arranged to facilitate observation of the display screen by workers, and the transparent protective layer 53 is arranged to prevent damage to the display screen. Meanwhile, the contact part of the transparent protective layer 53 and the display screen hole is hermetically connected, so that the sealing performance of the product can be improved, the water vapor is prevented from entering, and the operation safety of internal components is ensured.

The switch actuator 41 is hermetically connected to the contact portion of the lower case 12, and in this embodiment, is connected by a sealant. The water vapor can be prevented from entering the shell from the switch actuator 41 to influence the internal components.

The working process of the utility model is as follows: the water controller is installed on a water pipe, water flow passes through the valve 2 and then passes through the flowmeter 3, the flowmeter 3 transmits water flow information to the controller 51 through a circuit, the controller 51 processes the information and then transmits the information to the display screen 52 to display the current flow information, meanwhile, the controller 51 sends a corresponding signal to the switch actuator 41, the switch actuator 41 acts, and the switching value of the valve 2 is adjusted to enable the water flow to meet the setting requirement of the controller. The first sealing ring 61 is located in the upper shell 11, the upper shell 11 is sleeved at the upper end of the lower shell 12, and the bolts of the upper shell 11 are screwed to enable the upper shell 11 and the lower shell 12 to move towards each other to press the first sealing ring 61, so that the sealing performance between the upper shell 11 and the lower shell 12 is improved. When the battery is loaded and the battery cover 7 is screwed, the battery cover 7 presses the second gasket 62 against the battery hole 8. The sealing between the battery cover 7 and the battery hole 8 is ensured. The display screen aperture and the transparent protective layer 53 are also sealed by a sealant. The contact portion of the switch actuator 41 with the lower case 12 is also connected by the sealant. Since the output end of the switch actuator 41 needs to penetrate the lower housing 12 to be connected to the valve element 2, a corresponding hole needs to be formed in the lower housing 12, so that the switch actuator 41 needs to be hermetically connected to the lower housing 12. Avoiding the water vapor from entering the shell.

In summary, the embodiment of the present invention provides a water controller, which is provided with a first sealing ring 61 and a second sealing ring 62 for sealing the gap between the upper housing 11 and the lower housing 12 and for sealing the battery hole 8. Ensuring that the inside of the shell is a closed space. Reduce the inside normal use that influences inside components and parts that steam enters the shell. And the cross section diameters of the second sealing ring 62 and the third sealing ring 63 are both 1mm to 2mm, so that the sealing effect between the battery cover 7 and the battery hole 8 and between the switch actuator and the first through hole can be ensured.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A water controller, comprising:

a housing including an upper case and a lower case; the upper shell and the lower shell are buckled to form a closed space; a battery hole is formed in the side face of the lower shell, and a battery cover is arranged on the battery hole;

the valve piece is fixedly connected to the bottom of the lower shell;

the flowmeter is fixedly connected to the bottom of the lower shell and is connected with the water outlet of the valve;

the sealing mechanism comprises a first sealing ring, a second sealing ring and a third sealing ring, and the first sealing ring is arranged in a gap formed by buckling the upper shell and the lower shell; the second sealing ring is arranged between the battery cover and the battery hole; the third sealing ring is arranged on the end face of the switch actuator, which is in contact with the first through hole; the cross section diameters of the second sealing ring and the third sealing ring are both 1mm to 2 mm.

2. The water controller according to claim 1, characterized in that the lower end of the lower shell is further provided with a second through hole for a line to pass through; and the second through hole is provided with a sealing block matched with the second through hole.

3. The water controller according to claim 2, wherein the first, second, third and sealing blocks are all elastomeric silicone rubber.

4. The water controller according to claim 3, wherein the sealing block is provided with a threading hole, and the line passes through the threading hole and is in interference fit with the threading hole; the sizes of the upper end and the lower end of the sealing block are larger than the size of the second through hole; the middle position of the sealing block is in interference fit with the second through hole.

5. The water controller according to claim 3, wherein the upper shell is provided with a first concave-convex structure inside; the upper surface of the first sealing ring is provided with a second concave-convex structure matched with the first concave-convex structure, and the first concave-convex structure and the second concave-convex structure are clamped; the lower end of the first sealing ring is in interference fit with the upper end of the lower shell.

6. The water controller according to claim 3, wherein the second sealing ring is sleeved on the battery cover; the battery cover is in threaded connection with the battery hole.

7. The water controller according to any one of claims 1 to 6, wherein a display screen is embedded in the upper end face of the upper shell, and a display screen hole is formed in the upper end face of the shell; the display screen hole is positioned right above the display screen; a transparent protective layer is arranged on the display screen hole; the transparent protective layer is connected with the edge of the display screen hole in a sealing mode.

8. A water controller according to any one of claims 1 to 6 wherein the valve member is a metal ball valve.