CN112128453A - Drain valve controller - Google Patents

Abstract

The invention discloses a drain valve controller, which comprises a main body, a driving wheel, a driven wheel, a bracket, a motor, a rack, a rotary damper, a reset piece, and a reset spring, wherein the motor is fixedly arranged on the main body for all The driving wheel outputs power, the first rotating part of the rotary damper is coaxially and fixedly arranged with the driving wheel, the second rotating part is fixedly arranged with one end of the bracket, and the driven wheel is rotatably arranged on the other side of the bracket. on one end and meshing with the driving wheel, the rack is slidably arranged on the body; when the motor rotates, the bracket swings under the action of the rotary damper, so that the driven wheel and the The rack is engaged to drive the rack to slide; when the motor stops rotating, the bracket swings back under the action of the reset member, the driven wheel is disengaged from the rack, and when the motor stops rotating, the bracket swings back under the action of the reset member Under the action of the reset spring, the invention has a simple structure and can reset itself after a power failure.

Description

A drain valve controller

technical field

The invention relates to a controller, in particular to a drain valve controller.

Background technique

Most of the existing control devices for drain valves have complicated systems, such as patent: CN208981443U, which discloses an auxiliary flushing device for triggering the drain valve to flush with water, including a control unit, a housing, a push rod and a drive for triggering the action of the drain valve A transmission mechanism for the movement of a push rod, the transmission mechanism is electrically connected to the control unit, and characterized in that it further includes a detection unit that is electrically connected to the control unit for moving the detected push rod to trigger drainage The position information of the valve flushing is transmitted to the control unit, so that the control unit controls the transmission mechanism according to the position information. The invention can automatically adjust the movement stroke of the push rod, realize the self-adaptive adjustment function, and is suitable for various toilets, but the invention has a fatal defect, that is, the push rod cannot be reset during a sudden power failure during operation. At this time, the push rod is pressing the drain valve all the time, the drain valve is open and cannot be closed, and the water will flow all the time, resulting in a waste of water resources.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is aimed at the above-mentioned deficiencies of the prior art. A drain valve controller is provided that is capable of self-resetting when no power is supplied.

In order to achieve the above object, the technical solution adopted in the present invention is: a drain valve controller, which is characterized by comprising: a main body, a driving wheel, a driven wheel, a bracket, a motor, a rack, a rotary damper, a reset member, and a reset spring, The motor is fixedly arranged on the body to output power for the driving wheel, and the rotary damper includes a coaxially arranged first rotating part and a second rotating part, the first rotating part and the second rotating part The damping oil is filled between the parts, so the first rotating part and the second rotating part have a continuous damping effect when they rotate relative to each other, wherein the first rotating part is fixed coaxially with the driving wheel, and the The second rotating part is fixedly arranged on one end of the bracket, the driven wheel is rotatably arranged on the other end of the bracket, and meshes with the driving wheel, and the rack is slidably arranged on the body; the reset The component is fixedly arranged on the bracket, and the reset position is that the driven wheel is away from the rack; when the motor rotates, the driving wheel rotates, and the bracket swings under the action of the rotary damper, so that the The driven wheel meshes with the rack to drive the rack to slide; when the motor stops rotating, the bracket swings back under the action of the reset member, and the driven wheel is disengaged from the rack , the rack is reset under the action of the return spring.

The invention has a simple structure and realizes that: when the motor is working, the rack can move downward, and then push the drain valve below, triggering the drain valve to drain water; when the motor is powered off and does not work, the rack can be automatically reset without continuous Press the drain valve, thus causing the phenomenon of wasting water.

Optionally, two racks are provided, which are located on both sides of the driving wheel respectively; when the motor rotates in the forward direction, the bracket swings to the left, and the driven wheel meshes with the rack on the left side ; When the motor rotates in the reverse direction, the bracket swings to the right, and the driven wheel engages with the rack on the right side.

By setting two racks, which are respectively used to control the size and row buttons of the drain valve, the functions of full drain and half drain can be easily realized.

Optionally, a movable bin is set on the bracket, the rack is slidably arranged in the movable bin, and sliding bars are arranged in the movable bin along the reverse direction of movement, and the corresponding position of the rack is set with the sliding rib. Rib-fitted chute.

The setting of the movable bin effectively protects the running smoothness of the rack, and the sundries are not easy to fall into and cause jamming.

Optionally, a baffle plate is arranged on the side of the rack facing away from the teeth, a fixing column is arranged below the baffle plate, and the return spring is fixedly arranged on the fixing column, the upper end is against the baffle plate, and the lower end is placed on the baffle plate. against the inner bottom surface of the movable compartment.

The baffle plate, the movable bin and its bottom surface form a closed space, and the return spring is arranged inside without shaking and not easily affected by external sundries, and can move smoothly and has a long service life.

Optionally, an extension cylinder is protruded axially on the end surface of the driving wheel, a straight groove is provided on the inner side wall of the extension cylinder, a counterbore is provided on the bracket, a groove is provided on the bottom surface of the counterbore, and the counterbore is sleeved. On the extension cylinder, the rotary damper is inserted into the extension cylinder, the outer wall of the first rotating part is provided with an outer rib matched with the straight groove, and the end surface of the second rotating part is provided with the Rib for groove fit.

The three parts of the extension tube, the bracket and the rotary damper are installed in a coaxial socket, which not only has a good coaxiality, but also can well protect the rotary damper.

Optionally, a block is further provided on the body, and the block restricts the swing angle of the bracket. By setting the stopper, the meshing position of the driven wheel and the rack can be effectively controlled, otherwise the meshing of the driven wheel and the rack is too tight, which is not conducive to the transmission of force.

Optionally, the reset member is a tension spring, a post A is provided at one end of the bracket away from the rotating shaft of the motor, a post B is provided on the body, one end of the tension spring is fixed on the post A, and one end is fixed on the post A. on the column B.

Optionally, the reset member is a torsion spring, the torsion spring is sleeved on the bracket and is coaxial with the driving wheel, one end of the torsion spring is fixed on the bracket, and the torsion spring is The other end is fixed on the body.

Optionally, it further includes an adjusting screw, which is fixedly arranged under the rack and is threadedly matched with the rack. Due to the different types of drain valves and different heights, the addition of adjusting screws is beneficial to match different drain valves.

Optionally, it also includes an induction device and a controller. The induction device and the motor are connected to the controller. After the induction device senses a signal, it transmits the signal to the controller, and the controller controls the The motor rotates. By setting the induction device and the controller, the drain valve controller can be upgraded to an independent component with induction flushing, which can be used in various work situations.

The beneficial effects of the present invention are:

1. The present invention realizes that when the motor rotates, the bracket swings under the action of the rotary damper, so that the driven wheel meshes with the rack and drives the rack to slide; when the motor stops rotating, the bracket swings back under the action of the reset piece, from The driving wheel is disengaged from the rack, and the rack is reset under the action of the reset spring. The structure design is ingenious, and the drain valve will not be closed due to a power failure in the middle, resulting in waste of water resources.

2. The present invention has a purely mechanical structure and belongs to fool-like control. It works when power is on, and resets when power is off. The control circuit connected to it only needs to be powered on for a short time. The control logic is simple for the amount of feed and return.

3. The present invention can quickly realize intelligentization and simple upgrade by configuring the sensing device and the controller.

Description of drawings

The accompanying drawings described herein are used to provide further understanding of the present invention and constitute a part of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

1 is a perspective view of a drain valve controller according to a preferred embodiment of the present invention;

2 and 3 are three-dimensional exploded views of a drain valve controller according to a preferred embodiment of the present invention;

4 is a three-view diagram of a drain valve controller according to a preferred embodiment of the present invention;

5 and 6 are sectional views of a drain valve controller according to a preferred embodiment of the present invention;

7 and 8 are diagrams showing the working principle of a drain valve controller according to a preferred embodiment of the present invention;

9 is an exploded view according to a second embodiment of the present invention;

10 is a schematic diagram according to a second embodiment of the present invention;

11 is a cross-sectional view of a second embodiment according to the present invention.

In the picture:

100-motor

200-main body; 210-active bin; 211-slide rib; 220-stop; 230-pillar B; 240-extension plate; 241-card slot

300-drive wheel; 310-extension cylinder; 311-straight groove

400 - driven wheel

500-bracket; 510-counter hole; 520-groove; 530-spindle; 540-pillar A

600 - rack; 610 - chute; 620 - baffle; 621 - fixed column; 630 - screw

700-Return spring

800-rotation damper; 810-first rotating part; 811-external rib; 820-second rotating part; 821-convex rib

910-torsion spring; 920-tension spring.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer and more comprehensible, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention. The components of the embodiments of the invention generally described and illustrated in the drawings herein may be arranged and designed in a variety of different configurations.

Thus, the following detailed description of the embodiments of the invention provided in the accompanying drawings are not intended to limit the scope of the invention as claimed, but are merely representative of selected embodiments of the invention. The basic embodiments of the present invention and all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that like numerals and letters are used in the following figures to denote similar items, so that once an item is defined in one figure, it does not require further definition and explanation in subsequent figures .

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, or the The orientation or positional relationship that the product of the invention is usually placed in use is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore It should not be construed as a limitation of the present invention. Furthermore, the terms "first", "second", "third", etc. are only used to differentiate the description and should not be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise expressly specified and limited, the terms "arrangement", "installation" and "connection" should be understood in a broad sense, for example, it may be a fixed connection or a connectable connection. Detachable connection, or integral connection; may be mechanical connection or electrical connection; may be direct connection, or indirect connection through an intermediate medium, or internal communication between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Specific description will be given below in conjunction with the embodiments.

Example 1:

As shown in FIGS. 1 to 8 , a drain valve controller of the present invention is characterized by comprising: a main body 200 , a driving wheel 300 , a driven wheel 400 , a bracket 500 , a motor 100 , a rack 600 , a rotary damper 800 , A reset member and a reset spring 700, the motor 100 is fixedly arranged on the body 200 to output power to the driving wheel 300, and the rotary damper 800 includes a first rotating part 810 and a second rotating part 820 arranged coaxially , damping oil is filled between the first rotating part 810 and the second rotating part 820, so the first rotating part 810 and the second rotating part 820 have a continuous mutual damping effect when they rotate relative to each other, wherein The first rotating part 810 is fixed coaxially with the driving wheel 300 , the second rotating part 820 is fixedly arranged with one end of the bracket 500 , and the driven wheel 400 is rotatably arranged at the other end of the bracket 500 . The rack 600 is slidably arranged on the main body 200; the reset member is fixed on the bracket 500, and the reset position is that the driven wheel 400 is far away from all The rack 600; when the motor 100 rotates (as shown in Figures 7 and 8), the driving wheel 300 rotates along with it, and the bracket 500 swings under the action of the rotary damper 800, so that the driven wheel 400 meshes with the rack 600 to drive the rack 600 to slide; when the motor 100 stops rotating (as shown in FIG. 5 ), the bracket 500 swings back under the action of the reset member, the The driven wheel 400 is disengaged from the rack 600 , and the rack 600 is reset under the action of the return spring 700 .

The present invention has a simple structure, and realizes that: when the motor 100 is working, the rack 600 can move downward, and then push the drain valve below, triggering the drain valve to drain water; when the motor 100 is powered off and does not work, the rack 600 can automatically reset , will not continue to press the drain valve, thereby causing waste of water.

In this embodiment, two racks 600 are provided, which are located on both sides of the driving wheel 300 respectively; when the motor 100 rotates in the forward direction, the bracket 500 swings to the left, and the driven wheel 400 is connected to the driving wheel 400. The rack 600 on the left is engaged (as shown in FIG. 7 ), and the rack 600 on the left moves downward; when the motor 100 rotates in the opposite direction, the bracket 500 swings to the right, and the driven wheel 400 and The rack 600 on the right side engages (as shown in FIG. 8 ), and the rack 600 on the right side moves downward.

By setting two racks 600, which are respectively used to control the size and row buttons of the drainage valve, the functions of full drainage and half drainage can be easily realized.

In this embodiment, a movable compartment 210 is set on the bracket 500 , the rack 600 is slidably arranged in the movable compartment 210 , and the sliding bars 211 are arranged in the movable compartment 210 in the opposite direction of movement. Sliding grooves 610 matched with the sliding bars 211 are provided at corresponding positions of 600 . And a screw 630 is fixed under the rack 600 to prevent the rack 600 from being detached from the movable compartment 210 .

The arrangement of the movable bin 210 effectively protects the running smoothness of the rack 600, and the sundries are not easy to fall into and cause jamming.

In this embodiment, a baffle plate 620 is provided on the side of the rack 600 that faces away from the teeth, a fixing column 621 is arranged below the baffle plate 620, and the return spring 700 is fixedly arranged on the fixing column 621, and the upper end abuts against the fixing column 621. The lower end of the baffle plate 620 abuts against the inner bottom surface of the movable bin 210 .

The baffle 620, the movable bin 210 and its bottom surface form a closed space, and the return spring 700 is arranged inside without shaking and is not easily affected by external debris, can move smoothly, and has a long service life.

In this embodiment, an extension cylinder 310 is protruded along the axial direction on the end surface of the driving wheel 300 , a straight groove 311 is provided on the inner side wall of the extension cylinder 310 , a counterbore 510 is provided on the bracket 500 , and the bottom surface of the counterbore 510 is provided The groove 520, the counterbore 510 is sleeved on the extension cylinder 310, the rotary damper 800 is inserted into the extension cylinder 310, and the outer wall of the first rotating part 810 is arranged to cooperate with the straight groove 311 The outer rib 811 of the second rotating part 820 is provided with a convex rib 821 matched with the groove 520 on the end surface.

The three parts of the extension tube 310 , the bracket 500 , and the rotary damper 800 are coaxially installed in a socket, which not only has good coaxiality, but also can well protect the rotary damper 800 .

In this embodiment, a block 220 is further provided on the main body 200 , and the block 220 limits the swing angle of the bracket 500 . By setting the stopper 220, the engagement position of the driven wheel 400 and the rack 600 can be effectively controlled, otherwise the engagement of the driven wheel 400 and the rack 600 is too tight, which is not conducive to force transmission.

In this embodiment, the reset member is a tension spring 920, a column A540 is provided at one end of the bracket 500 away from the rotating shaft 530 of the motor 100, a column B230 is provided on the main body 200, and one end of the tension spring 920 is fixed on the On the column A540, one end is fixed on the column B230.

Embodiment 2:

As shown in FIG. 9 to FIG. 11 , the second embodiment of the present invention is characterized in that: the reset member is a torsion spring 910 , the torsion spring 910 is sleeved on the bracket 500 and is connected with the driving wheel 300 Coaxial, one end of the torsion spring 910 is fixed on the bracket 500, and the other end of the torsion spring 910 is fixed on the main body 200, that is, an extension plate 240 is provided above the front end of the main body 200, and the extension plate A clamping slot 241 for clamping the other end of the torsion spring 910 is provided in the middle of 240 .

Embodiment three:

In this embodiment, the features include: a main body 200, a driving wheel 300, a driven wheel 400, a bracket 500, a motor 100, a rack 600, a rotary damper 800, a reset member, and a reset spring 700. The motor 100 is fixedly arranged in The main body 200 outputs power for the driving wheel 300 , and the rotary damper 800 includes a first rotating part 810 and a second rotating part 820 coaxially arranged, the first rotating part 810 and the second rotating part 820 Damping oil is filled between the parts 820 , so the first rotating part 810 and the second rotating part 820 have a continuous mutual damping effect when they rotate relative to each other, wherein the first rotating part 810 is the same as the driving wheel 300 . The shaft is fixedly arranged, the second rotating part 820 is fixedly arranged with one end of the bracket 500, the driven wheel 400 is rotatably arranged on the shaft 530 at the other end of the bracket 500, and is engaged with the driving wheel 300, so The rack 600 is slidably arranged on the main body 200; the reset member is fixedly arranged on the bracket 500, and the reset position is that the driven wheel 400 is away from the rack 600; when the motor 100 rotates, the The driving wheel 300 follows the rotation, and the bracket 500 swings under the action of the rotary damper 800, so that the driven wheel 400 meshes with the rack 600 and drives the rack 600 to slide; when the motor 100 stops When rotating, the bracket 500 swings back under the action of the reset member, the driven wheel 400 is disengaged from the rack 600 , and the rack 600 is reset under the action of the reset spring 700 . In this embodiment, an adjusting screw is also included, and the adjusting screw is fixedly arranged under the rack 600 and is threadedly matched with the rack 600 . Due to the different types of drain valves and different heights, the addition of adjusting screws is beneficial to match different drain valves.

In this embodiment, an induction device and a controller are also included. The induction device and the motor 100 are connected to the controller. After the induction device senses a signal, it transmits the signal to the controller. The motor 100 is controlled to rotate. By setting the induction device and the controller, the drain valve controller can be upgraded to an independent component with induction flushing, which can be used in various work situations.

The foregoing specification illustrates and describes preferred embodiments of the present invention, and as previously stated, it should be understood that the present invention is not limited to the form disclosed herein, and should not be construed as an exclusion of other embodiments, but may be used in a variety of other Combinations, modifications and environments are possible within the scope of the inventive concepts described herein, from the above teachings or from skill or knowledge in the relevant fields. However, modifications and changes made by those skilled in the art do not depart from the spirit and scope of the present invention, and should all fall within the protection scope of the appended claims of the present invention.

Claims (10)

1. A drain valve controller characterized by comprising: the motor is fixedly arranged on the body and outputs power for the driving wheel, a first rotating part of the rotary damper is coaxially and fixedly arranged with the driving wheel, a second rotating part of the rotary damper is fixedly arranged with one end of the support, the driven wheel is rotatably arranged at the other end of the support and is meshed with the driving wheel, and the rack is arranged on the body in a sliding manner; when the motor rotates, the bracket swings under the action of the rotary damper, so that the driven wheel is meshed with the rack to drive the rack to slide; when the motor stops rotating, the bracket swings back under the action of the reset piece, the driven wheel is disengaged from the rack, and the rack resets under the action of the reset spring.

2. The drain valve controller according to claim 1, wherein two racks are provided, and are respectively located at two sides of the driving wheel; when the motor rotates in the forward direction, the support swings leftwards, and the driven wheel is meshed with the rack on the left side; when the motor rotates reversely, the support swings rightwards, and the driven wheel is meshed with the rack on the right side.

3. The drain valve controller according to claim 1 or 2, wherein the bracket is provided with a movable bin, the rack is slidably arranged in the movable bin, a sliding rib is arranged in the movable bin along the reverse direction of the movement, and a sliding groove matched with the sliding rib is arranged at the corresponding position of the rack.

4. The drain valve controller according to claim 3, wherein a baffle is arranged on one side of the rack opposite to the teeth, a fixed column is arranged below the baffle, the return spring is fixedly arranged on the fixed column, the upper end of the return spring abuts against the baffle, and the lower end of the return spring abuts against the inner bottom surface of the movable bin.

5. The drain valve controller according to any one of claims 1, 2 and 4, wherein the end surface of the driving wheel is provided with an extending cylinder in a protruding manner along the axial direction, the inner side wall of the extending cylinder is provided with a straight groove, the support is provided with a counter bore, the bottom surface of the counter bore is provided with a groove, the counter bore is sleeved on the extending cylinder, the rotary damper is inserted into the extending cylinder, the outer wall of the first rotating part is provided with an outer rib matched with the straight groove, and the end surface of the second rotating part is provided with a convex rib matched with the groove.

6. The drain valve controller according to claim 5, wherein a stopper is further provided on the body, and the stopper limits a swing angle of the bracket.

7. The drain valve controller according to any one of claims 1, 2, 4, and 6, wherein the reset member is a tension spring, one end of the bracket away from the rotating shaft of the motor is provided with a pillar A, the body is provided with a pillar B, one end of the tension spring is fixed on the pillar A, and the other end of the tension spring is fixed on the pillar B.

8. The drain valve controller according to any one of claims 1, 2, 4 and 6, wherein the reset member is a torsion spring, the torsion spring is sleeved on the bracket and is coaxial with the driving wheel, one end of the torsion spring is fixed on the bracket, and the other end of the torsion spring is fixed on the body.

9. The drain valve controller according to any one of claims 1, 2, 4 and 6, further comprising an adjusting screw fixedly disposed below the rack and in threaded engagement with the rack.

10. The drain valve controller according to any one of claims 1, 2, 4 and 6, further comprising a sensing device and a controller, wherein the sensing device and the motor are connected to the controller, the sensing device senses a signal and transmits the signal to the controller, and the controller controls the motor to rotate.

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