Auxiliary opening device for drain valve

Abstract

The present invention provides a drain valve auxiliary opening device, comprising a body mounted on the drain valve, an external mechanical button mechanism and an electric button mechanism, the electric button mechanism comprising a first gear rack assembly, a second gear rack assembly and a driving assembly for driving the first gear rack assembly and the second gear rack assembly to move, the first gear rack assembly and the second gear rack assembly are centrally symmetrically arranged in the body, the mechanical button mechanism comprises a first button arranged above the first gear rack assembly and a second button arranged above the second gear rack assembly. The present invention can be controlled by mechanical pressing or by electrical driving, is very convenient to use, and has multiple control modes, which brings greater convenience to users.

Description

Technical Field

[0001] The invention relates to the technical field of drain valves, and in particular to a drain valve auxiliary opening device. Background Art

[0002] The drain valve trigger mechanism of the existing induction water tank is triggered by induction, which is very convenient to use. However, it can only be electrically controlled and cannot be mechanically driven. The trigger mechanism of the electrically controlled structure is prone to failure and is not as stable as the mechanical structure. Once the electrical control cannot be used, the drain valve cannot work normally, causing great inconvenience to the user. Summary of the invention

[0003] The purpose of the present invention is to address the above shortcomings and provide a drain valve auxiliary opening device that is easy to use, flexible in control, and can be controlled by mechanical pressing or by electrical drive.

[0004] The solution adopted by the present invention to solve the technical problem is: a drain valve auxiliary opening device, including a main body installed on the drain valve, an external mechanical button mechanism and an electric button mechanism, the electric button mechanism includes a first gear rack assembly, a second gear rack assembly and a driving assembly for driving the first gear rack assembly and the second gear rack assembly to move, the first gear rack assembly and the second gear rack assembly are centrally symmetrically arranged in the main body, and the external mechanical button mechanism includes a first button arranged above the first gear rack assembly and a second button arranged above the second gear rack assembly.

[0005] Furthermore, in order to drive the first gear rack assembly and the second gear rack assembly to operate so as to control the drain valve to automatically fully drain or partially drain, and at the same time, after the drain valve button is pressed to open the drain outlet, the drive motor is controlled to automatically stop working; the drive assembly includes a drive motor, a first signal receiver, a first signal transmitter, a second signal receiver and a second signal transmitter, the drive motor is connected to the first gear rack assembly and the second gear rack assembly to drive the first gear rack assembly and the second gear rack assembly to operate, the first signal transmitter is arranged on the first gear rack assembly and moves with the first gear rack assembly, the second signal transmitter is arranged on the second gear rack assembly and moves with the second gear rack assembly, the first signal receiver and the second signal receiver are both arranged on the upper side of the body so that when the first signal transmitter and the second signal transmitter move to the upper side of the body, they receive signals and then control the drive motor to stop working.

[0006] Furthermore, in order to realize the rotation of the driving motor to drive the first gear and rack assembly to open the drain outlet, the drain valve is controlled to automatically drain all water without touching the drain valve button; the first gear and rack assembly includes a first rack, a first sector gear, a first gear housing, a first swing arm and a first turntable, the first rack is sleeved with a first spring, the first rack is meshed with the first sector gear, the first sector gear is coaxially fixed on the first gear housing, the first turntable is fixedly mounted on the motor shaft of the driving motor, the first swing arm is mounted on the first turntable, a first ratchet groove is provided on the inner wall of the first gear housing, and the first swing arm is provided with a first ratchet arm for cooperating with the first ratchet groove to drive the first gear housing to rotate unidirectionally.

[0007] Furthermore, in order to reset the first swing arm, a first torsion spring for resetting the first swing arm is provided between the first swing arm and the first rotating disk, and the first torsion spring is fixedly mounted on the first rotating disk.

[0008] Furthermore, in order to slideably install the first rack and the first signal transmitter, so as to realize that the movement of the first rack drives the movement of the first signal transmitter; the first rack is slideably installed in the main body, the first rack is provided with a first guide bar, the main body is provided with a first sliding groove, the first guide bar is slideably installed in the first sliding groove, the first signal transmitter is arranged on the upper side of the first rack, and the first rack is provided with a first slot hole for installing the first signal transmitter.

[0009] Furthermore, in order to realize the rotation of the driving motor to drive the second gear and rack assembly to open the drain outlet, the drain valve is controlled to automatically half-drain without touching the drain valve button; the second gear and rack assembly includes a second rack, a second sector gear, a second gear housing, a second swing arm and a second turntable, the second rack is sleeved with a second spring, the second signal transmitter is arranged on the upper side of the second rack, the second rack is meshed with the second sector gear, the second sector gear is coaxially fixedly mounted on the second gear housing, the second turntable is fixedly mounted on the motor shaft of the driving motor, the second swing arm is mounted on the second turntable, a second ratchet groove is provided on the inner wall of the second gear housing, and the second swing arm is provided with a second ratchet arm for cooperating with the second ratchet groove to drive the second gear housing to rotate unidirectionally.

[0010] Furthermore, in order to reset the second swing arm, a second torsion spring for resetting the second swing arm is provided between the second swing arm and the second turntable, and the second torsion spring is fixedly mounted on the second turntable.

[0011] Furthermore, in order to slideably install the second rack and the second signal transmitter, so as to realize the movement of the second rack and drive the movement of the second signal transmitter; the second rack is slideably installed in the main body, the second rack is provided with a second guide bar, the main body is provided with a second sliding groove, the second guide bar is slideably installed in the second sliding groove, the second signal transmitter is arranged on the upper side of the second rack, and the second rack is provided with a second slot hole for installing the second signal transmitter.

[0012] Furthermore, in order to install the first button and the second button, so as to achieve full drainage or half drainage by mechanically pressing the large and small flush buttons of the drainage valve; an upper cover is provided on the main body, a buckle hole is provided on the main body, an elastic buckle claw for buckling into the buckle hole is provided on the upper cover, and a first guide hole and a second guide hole for installing the first button and the second button are provided on the upper cover.

[0013] Furthermore, in order to realize the action of the first gear rack assembly to press the large flush button of the drain valve, and the action of the second gear rack assembly to press the small flush button of the drain valve; the main body is installed on the drain valve by screws, and the main body is provided with ears for installing screws, the first gear rack assembly is arranged on the upper side of the large flush button of the drain valve, and the second gear rack assembly is arranged on the upper side of the small flush button of the drain valve.

[0014] Compared with the prior art, the present invention has the following advantages: the present invention can be controlled by mechanical pressing and can also be controlled by electrical drive to drain the drain valve. The driving motor receives an external signal to rotate forward, and the motor shaft rotates clockwise, thereby driving the first turntable and the second turntable to rotate clockwise at the same time. The first turntable rotates clockwise, and the first swing arm is not engaged with the ratchet groove of the first gear housing, and the first gear housing does not rotate. The second swing arm is engaged with the ratchet groove of the inner wall of the second gear housing, driving the second gear housing to rotate clockwise, and then driving the second sector gear on the second gear housing to rotate clockwise. The second sector gear drives the second rack to move downward to open the drain valve, thereby realizing a small flush. At this time, the second signal transmitter on the second rack is away from the first Two signal receivers, the second spring is compressed, the second sector gear rotates to disengage from the second rack, the second rack is reset under the action of the second spring, the second signal transmitter on the second rack is close to the second signal receiver, the second signal receiver receives the signal to control the drive motor to stop working, the drain valve is half-drained, and the motor reverses to drive the drain valve to fully drain, thereby controlling the drain valve to automatically fully drain or half drain. When a mechanical press is used to control the drain valve to fully drain or half drain, by pressing the first button or the second button, the first button or the second button is pressed down to drive the first rack or the second rack to be pressed down, thereby achieving full drainage or half drainage. It is very convenient to use, and multiple control methods bring greater convenience to users. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present invention will be further described below with reference to the accompanying drawings in conjunction with embodiments:

[0016] Figure 1 It is a structural schematic diagram of the present invention;

[0017] Figure 2 It is a structural explosion diagram of the present invention;

[0018] Figure 3 is a top cross-sectional view of the present invention;

[0019] Figure 4 is a side cross-sectional view of the present invention;

[0020] Figure 5 is a structural schematic diagram of a second gear rack assembly;

[0021] Figure 6 It is a schematic diagram of the state of the first swing arm when the driving motor is reversed;

[0022] Figure 7 This is a schematic diagram of the state of the second swing arm when the drive motor reverses.

[0023] In the figure: 1-body; 11-ear; 12-second sliding groove; 2-first gear rack assembly; 21-first rack; 22-first sector gear; 23-first gear housing; 231-first ratchet groove; 24-first swing arm; 241-first ratchet arm; 25-first turntable; 26-first spring; 3-second gear rack assembly; 31-second rack; 311-second guide bar; 312-second slot; 32-second sector gear; 33-second Gear housing; 331-second ratchet groove; 34-second swing arm; 341-second ratchet arm; 35-second turntable; 36-second spring; 37-second torsion spring; 4-driving assembly; 41-driving motor; 42-first signal receiver; 43-first signal transmitter; 44-second signal receiver; 45-second signal transmitter; 5-first button; 6-second button; 7-upper cover; 71-first guide hole; 72-second guide hole; 8-drain valve. DETAILED DESCRIPTION

[0024] The present invention is described in detail below with reference to the accompanying drawings and specific embodiments:

[0025] like Figure 1-7As shown, this embodiment provides a drain valve auxiliary opening device, including a main body 1 installed on the drain valve 8, an external mechanical button mechanism and an electric button mechanism, the electric button mechanism includes a first gear rack assembly 2, a second gear rack assembly 3 and a driving assembly 4 for driving the first gear rack assembly 2 and the second gear rack assembly 3 to move, the first gear rack assembly 2 and the second gear rack assembly 3 are centrally symmetrically arranged in the main body 1, and the external mechanical button mechanism includes a first button 5 arranged above the first gear rack assembly 2 and a second button 6 arranged above the second gear rack assembly 3.

[0026] In this embodiment, in order to drive the first gear rack assembly 2 and the second gear rack assembly 3 to operate, so as to control the drain valve 8 to automatically fully drain or half drain, at the same time, after pressing the button of the drain valve 8 to open the drain outlet, the drive motor 41 is controlled to automatically stop working; the drive assembly 4 includes a drive motor 41, a first signal receiver 42, a first signal transmitter 43, a second signal receiver 44 and a second signal transmitter 45, the drive motor 41 is connected to the first gear rack assembly 2 and the second gear rack assembly 3 to drive the first gear rack assembly 2 and the second gear rack assembly 3 to operate, the first signal transmitter 43 is arranged on the first gear rack assembly 2 to move with the first gear rack assembly 2, the second signal transmitter 45 is arranged on the second gear rack assembly 3 to move with the second gear rack assembly 3, the first signal receiver 42 and the second signal receiver 44 are both arranged on the upper side of the body 1 so that when the first signal transmitter 43 and the second signal transmitter 45 move to the upper side of the body 1, they receive signals and then control the drive motor 41 to stop working.

[0027] In this embodiment, in order to realize that the driving motor 41 rotates to drive the first gear rack assembly 2 to open the drain outlet, the drain valve 8 is controlled to automatically drain all water without touching the drain valve 8 button; the first gear rack assembly 2 includes a first rack 21, a first sector gear 22, a first gear housing 23, a first swing arm 24 and a first turntable 25, the first gear housing 23 is buckled with a first fixing cover, the first rack 21 is sleeved with a first spring 26, the first rack 21 is meshed with the first sector gear 22, the first sector gear 22 is coaxially fixedly mounted on the first gear housing 23, the first turntable 25 is fixedly mounted on the motor shaft of the driving motor 41, the first swing arm 24 is mounted on the first turntable 25, a first ratchet groove 231 is provided on the inner wall of the first gear housing 23, and the first swing arm 24 is provided with a first ratchet arm 241 for cooperating with the first ratchet groove 231 to drive the first gear housing 23 to rotate unidirectionally.

[0028] In this embodiment, in order to reset the first swing arm 24 , a first torsion spring for resetting the first swing arm 24 is provided between the first swing arm 24 and the first rotating disk 25 , and the first torsion spring is fixedly mounted on the first rotating disk 25 .

[0029] In this embodiment, in order to slideably install the first rack 21 and the first signal transmitter 43, so as to realize that the movement of the first rack 21 drives the movement of the first signal transmitter 43; the first rack 21 is slideably installed in the main body 1, and the first rack 21 is provided with a first guide bar 311, and the main body 1 is provided with a first sliding groove, and the first guide bar 311 is slideably installed in the first sliding groove, the first signal transmitter 43 is arranged on the upper side of the first rack 21, and the first rack 21 is provided with a first slot hole for installing the first signal transmitter 43.

[0030] In this embodiment, in order to realize that the driving motor 41 rotates to drive the second gear rack assembly 3 to open the drain outlet, the drain valve 8 is controlled to automatically half-drain without touching the drain valve 8 button; the second gear rack assembly 3 includes a second rack 31, a second sector gear 32, a second gear housing 33, a second swing arm 34 and a second turntable 35, the second gear housing 33 is buckled with a second fixing cover, the second rack 31 is sleeved with a second spring 36, the second signal transmitter 45 is arranged on the upper side of the second rack 31, the second rack 31 is meshed with the second sector gear 32, the second sector gear 32 is coaxially fixedly mounted on the second gear housing 33, the second turntable 35 is fixedly mounted on the motor shaft of the driving motor 41, the second swing arm 34 is mounted on the second turntable 35, a second ratchet groove 331 is provided on the inner wall of the second gear housing 33, and the second swing arm 34 is provided with a second ratchet arm 341 for cooperating with the second ratchet groove 331 to drive the second gear housing 33 to rotate unidirectionally.

[0031] In this embodiment, in order to reset the second swing arm 34 , a second torsion spring 37 for resetting the second swing arm 34 is provided between the second swing arm 34 and the second rotating disk 35 , and the second torsion spring 37 is fixedly mounted on the second rotating disk 35 .

[0032] In this embodiment, in order to slideably install the second rack 31 and the second signal transmitter 45, so as to realize the movement of the second rack 31 and drive the movement of the second signal transmitter 45; the second rack 31 is slideably installed in the main body 1, and the second rack 31 is provided with a second guide bar 311, and the main body 1 is provided with a second sliding groove 12, and the second guide bar 311 is slideably installed in the second sliding groove 12, the second signal transmitter 45 is arranged on the upper side of the second rack 31, and the second rack 31 is provided with a second slot hole 312 for installing the second signal transmitter 45.

[0033] In this embodiment, in order to install the first button 5 and the second button 6, so as to achieve full drainage or half drainage by mechanically pressing the large and small flush buttons of the drainage valve 8; the main body 1 is provided with an upper cover 7, the main body 1 is provided with a buckle hole, the upper cover 7 is provided with an elastic buckle claw for buckling into the buckle hole, and the upper cover 7 is provided with a first guide hole 71 and a second guide hole 72 for installing the first button 5 and the second button 6.

[0034] In this embodiment, in order to realize that the first gear rack assembly 2 is actuated to press the large flush button of the drain valve 8, and the second gear rack assembly 3 is actuated to press the small flush button of the drain valve 8; the main body 1 is installed on the drain valve 8 by screws, and the main body 1 is provided with ears 11 for installing screws, the first gear rack assembly 2 is arranged on the upper side of the large flush button of the drain valve 8, and the second gear rack assembly 3 is arranged on the upper side of the small flush button of the drain valve 8.

[0035] Specific implementation process: the driving motor 41 receives an external signal to rotate forward, the motor shaft rotates clockwise, and at the same time drives the first turntable 25 and the second turntable 35 to rotate clockwise. The first turntable 25 rotates clockwise, the first swing arm 24 is not engaged with the ratchet groove of the first gear housing 23, the first gear housing 23 does not rotate, the second swing arm 34 is engaged with the ratchet groove on the inner wall of the second gear housing 33, driving the second gear housing 33 to rotate clockwise, and then drives the second sector gear 32 on the second gear housing 33 to rotate clockwise, and the second sector gear 32 drives The second rack 31 moves downward to open the drain valve 8, thereby realizing a small flush. At this time, the second signal transmitter 45 on the second rack 31 is away from the second signal receiver 44, the second spring 36 is compressed, the second sector gear 32 rotates to disengage from the second rack 31, and the second rack 31 is reset under the action of the second spring 36. The second signal transmitter 45 on the second rack 31 is close to the second signal receiver 44. The second signal receiver 44 receives the signal to control the drive motor 41 to stop working, and the drain valve 8 is half-drained;

[0036] The driving motor 41 receives an external signal and reverses, and the motor shaft rotates counterclockwise, and at the same time drives the first rotating disk 25 and the second rotating disk 35 to rotate counterclockwise. The second rotating disk 35 rotates counterclockwise, and the second swing arm 34 is not engaged with the ratchet groove of the second gear housing 33, and the second gear housing 33 does not rotate. The first swing arm 24 is engaged with the ratchet groove on the inner wall of the first gear housing 23, driving the first gear housing 23 to rotate counterclockwise, and then drives the first sector gear 22 on the first gear housing 23 to rotate counterclockwise. The first sector gear 22 drives the first rack 21 to move downward, opening the drain valve 8, thereby achieving a large flush. At this time, the first signal transmitter 43 on the first rack 21 is away from the first signal receiver 42, the first spring 26 is compressed, and the first sector gear 22 rotates to disengage from the first rack 21. The first rack 21 is reset under the action of the first spring 26, and the first signal transmitter 43 on the first rack 21 is close to the first signal receiver 42. The first signal receiver 42 receives a signal to control the driving motor 41 to stop working, and the drain valve 8 is fully drained.

[0037] When the drain valve 8 is controlled by mechanical pressing to fully drain or half drain, by pressing the first button 5 or the second button 6, the first button 5 or the second button 6 is pressed down to drive the first rack 21 or the second rack 31 to be pressed down, thereby achieving full drain or half drain, which is very convenient to use.

[0038] The above descriptions are merely embodiments of the present invention, and are not intended to limit the patent protection scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention's specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A drain valve auxiliary opening device, characterized in that: The invention comprises a body installed on the drain valve, an external mechanical button mechanism and an electric button mechanism, wherein the electric button mechanism comprises a first gear rack assembly, a second gear rack assembly and a driving assembly for driving the first gear rack assembly and the second gear rack assembly to move, wherein the first gear rack assembly and the second gear rack assembly are centrally symmetrically arranged in the body, and the external mechanical button mechanism comprises a first button arranged above the first gear rack assembly and a second button arranged above the second gear rack assembly; The driving assembly includes a driving motor, a first signal receiver, a first signal transmitter, a second signal receiver and a second signal transmitter. The driving motor is connected to the first gear rack assembly and the second gear rack assembly to drive the first gear rack assembly and the second gear rack assembly to move. The first signal transmitter is arranged on the first gear rack assembly and moves with the first gear rack assembly. The second signal transmitter is arranged on the second gear rack assembly and moves with the second gear rack assembly. The first signal receiver and the second signal receiver are both arranged on the upper side of the body so that when the first signal transmitter and the second signal transmitter move to the upper side of the body, they receive signals and then control the driving motor to stop working. The first gear rack assembly includes a first rack, a first sector gear, a first gear housing, a first swing arm and a first rotating disk, the first rack is sleeved with a first spring, the first rack is meshed with the first sector gear, the first sector gear is coaxially fixedly mounted on the first gear housing, the first rotating disk is fixedly mounted on the motor shaft of the driving motor, the first swing arm is mounted on the first rotating disk, a first ratchet groove is provided on the inner wall of the first gear housing, and the first swing arm is provided with a first ratchet arm for cooperating with the first ratchet groove to drive the first gear housing to rotate in one direction; The second gear and rack assembly includes a second rack, a second sector gear, a second gear housing, a second swing arm and a second turntable. The second rack is sleeved with a second spring. The second signal transmitter is arranged on the upper side of the second rack. The second rack is meshed with the second sector gear. The second sector gear is coaxially fixedly mounted on the second gear housing. The second turntable is fixedly mounted on the motor shaft of the driving motor. The second swing arm is mounted on the second turntable. A second ratchet groove is provided on the inner wall of the second gear housing. The second swing arm is provided with a second ratchet arm for cooperating with the second ratchet groove to drive the second gear housing to rotate unidirectionally.

2. The drain valve auxiliary opening device according to claim 1, characterized in that: A first torsion spring for resetting the first swing arm is provided between the first swing arm and the first rotating disk, and the first torsion spring is fixedly mounted on the first rotating disk.

3. The drain valve auxiliary opening device according to claim 1, characterized in that: The first rack is slidably installed in the body, the first rack is provided with a first guide bar, the body is provided with a first sliding groove, the first guide bar is slidably installed in the first sliding groove, the first signal transmitter is arranged on the upper side of the first rack, and the first rack is provided with a first slot hole for installing the first signal transmitter.

4. The drain valve auxiliary opening device according to claim 1, characterized in that: A second torsion spring for resetting the second swing arm is provided between the second swing arm and the second rotating disk, and the second torsion spring is fixedly mounted on the second rotating disk.

5. The drain valve auxiliary opening device according to claim 1, characterized in that: The second rack is slidably installed in the body, the second rack is provided with a second guide bar, the body is provided with a second sliding groove, the second guide bar is slidably installed in the second sliding groove, the second signal transmitter is arranged on the upper side of the second rack, and the second rack is provided with a second slot hole for installing the second signal transmitter.

6. The drain valve auxiliary opening device according to claim 1, characterized in that: The main body is provided with an upper cover, the main body is provided with a buckle hole, the upper cover is provided with an elastic buckle claw for buckling into the buckle hole, and the upper cover is provided with a first guide hole and a second guide hole for installing a first button and a second button.

7. The drain valve auxiliary opening device according to claim 1, characterized in that: The main body is installed on the drain valve by screws, and ears for installing screws are provided on the main body. The first gear rack assembly is arranged on the upper side of the large flush button of the drain valve, and the second gear rack assembly is arranged on the upper side of the small flush button of the drain valve.

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