Button mechanism and closestool flushing device with same

Abstract

The utility model provides a button mechanism and a closestool flushing device with the same, and the button mechanism comprises a button body which is provided with a containing cavity; the button is movably arranged in the accommodating cavity, and the top surface of the button is exposed; the pressing rod is arranged on the button body in a sliding manner and is in linkage fit with the button; the driving box comprises a box body and a driving piece arranged in the box body, the box body is fixedly connected to the pressing rod, and opening and closing of the driving piece are controlled by a control panel; one end of the telescopic rod extends into the box body and is in transmission fit with the driving part, and the driving part controls the telescopic rod to do telescopic motion relative to the box body. The button mechanism is simple in structure, can have the manual driving function and the automatic driving function at the same time, and can be obtained through simple transformation on the basis of a traditional manual button mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to a button mechanism and have its closestool flushing device. BACKGROUND

[0002] Some closestools have flushing devices with water tanks, the water tank is provided with a drain valve, and the top wall of the water tank is provided with a button mechanism. The button mechanism usually includes a button body, a button, a pressure rod and an extension rod, etc. The button body is fixed in the mounting hole on the top wall of the water tank, the button is arranged in the button body, and the pressure rod is connected with the extension rod. When the closestool needs to be flushed, the button of the button mechanism is pressed, the button drives the switch of the drain valve through the pressure rod and the extension rod, so as to open the drain valve to drain water and realize the flushing of the closestool.

[0003] In the prior art, some button mechanisms only have manual driving function, some button mechanisms only have automatic driving function, and some button mechanisms have both manual driving and automatic driving functions. In order to realize the functions of manual driving and automatic driving, the pressure rod and the extension rod need to be driven by the driving force of the electrically controlled driving part in addition to the manual driving force.

[0004] However, the button mechanisms with both manual driving and automatic driving functions in the prior art are relatively complex, and usually cannot be directly modified from the traditional manual button mechanism, or even if they can be modified, the modification is relatively complex and the modification cost is relatively high. CONTENT OF THE UTILITY MODEL

[0005] In order to solve the above problems, the utility model aims at providing a button mechanism and a closestool flushing device with the same, which has a simple structure, can have both manual driving and automatic driving functions, and can be obtained by simple modification of the traditional manual button mechanism.

[0006] To achieve the above object, the utility model adopts the following technical scheme:

[0007] A button mechanism, comprising:

[0008] A button body is provided with a receiving cavity;

[0009] A button is movably arranged in the receiving cavity and has a top surface exposed outside;

[0010] A pressure rod is slidably arranged in the button body and is connected with the button;

[0011] A driving box includes a box body and a driving part arranged in the box body, the box body is fixedly connected with the pressure rod, and the opening and closing of the driving part is controlled by a control panel;

[0012] A telescopic rod is arranged in the box body and is in transmission cooperation with the driving member, and the driving member controls the telescopic movement of the telescopic rod relative to the box body.

[0013] In some preferred embodiments, a gear-rack transmission structure, a worm gear transmission structure, a cam transmission structure, a belt wheel transmission structure, a connecting rod transmission structure or a chain transmission structure is arranged between the driving member and the telescopic rod.

[0014] In some preferred embodiments, the gear-rack transmission structure comprises a transmission gear arranged on the part of the telescopic rod extending into the box body and a gear wheel connected with the output end of the driving member, and the driving member is an electric motor.

[0015] In some preferred embodiments, a screw rod is fixedly connected to the box body, a screw hole extending to the bottom end of the pressing rod is arranged in the pressing rod, and the screw rod is threadedly connected with the screw hole.

[0016] In some preferred embodiments, upper and lower limiting steps are arranged in the box body, limiting blocks are arranged on the telescopic rod and in abutting cooperation with the upper and lower limiting steps, and the limiting blocks move between the upper and lower limiting steps along with the telescopic movement of the telescopic rod.

[0017] In some preferred embodiments, the button is provided with two, the corresponding pressing rods are also provided with two, and an extension rod is further arranged, one of the two pressing rods is connected with the driving box, and the other one is connected with the extension rod.

[0018] In addition, the utility model also provides a toilet flushing device, including toilet, water tank, control board, be equipped with drain valve in the water tank, still include any one of the button mechanism that above described, the button body is located in the mounting hole of the top of water tank, the telescopic rod links to each other with drain valve cooperation.

[0019] In some preferred embodiments, a wireless signal sending module and a wireless signal receiving module arranged in the box body are further included, the control board receives a flushing signal and sends an instruction through the wireless signal sending module, and the wireless signal receiving module controls the opening and closing of the driving member after receiving the instruction.

[0020] In some preferred embodiments, an off-seat sensing device is further included, and the off-seat sensing device provides the flushing signal to the control board when a human body leaves the seat of the toilet.

[0021] In some preferred embodiments, a capacitive sensing device, an infrared sensing device or a microwave sensing device is further arranged on the button body, and the capacitive sensing device, the infrared sensing device or the microwave sensing device provides the flushing signal to the control board when a human hand touches the button; or,

[0022] Also included is a wireless remote control that provides the flush signal to the control board when operated by a human hand.

[0023] Compared with the prior art, the utility model has the beneficial effects that:

[0024] The utility model discloses a drive box and telescopic rod are set up, drive box includes the drive piece in the box body and being arranged in the box body, and the box body is fixedly connected to the pressure bar, and the opening and closing of drive piece are controlled by a control board, and one end of telescopic rod is inserted into the box body and is transmission cooperation with drive piece, and drive piece controls telescopic rod telescopic motion relative to the box body, so, when needing manual drive, can directly press button, and button drives pressure bar, and pressure bar drives drive box, and drive box further drives telescopic rod to drive driven object, when needing automatic drive, control board controls drive piece and opens, and drive piece drives telescopic rod to drive driven object.

[0025] In addition, as long as the existing extension rod is replaced by the drive box and the telescopic rod, and the box body of the drive box is designed to be fixedly connected with the pressure bar, the technical scheme of the utility model can be obtained by modifying the traditional manual button mechanism, which is simple and low in cost. When the traditional manual button mechanism is modified into a manual and automatic button mechanism, the main part of the manual button mechanism (including the button body, the button, the pressure bar, etc.) can be retained, which does not waste resources, and manufacturers or sellers can also sell the button mechanism with manual function or the button mechanism with manual and automatic functions as needed, which is more versatile. BRIEF DESCRIPTION OF DRAWINGS

[0026] The accompanying drawings, which are included to provide a further understanding of the utility model, form a part of the utility model and are incorporated herein to constitute a part of the utility model. The schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute an improper limitation on the utility model.

[0027] Among them:

[0028] Figure 1 It is the overall assembly perspective drawing of the button mechanism of an embodiment of the utility model;

[0029] Figure 2 It is one of the exploded perspective drawings of the button mechanism of an embodiment of the utility model;

[0030] Figure 3 It is the second of the exploded perspective drawings of the button mechanism of an embodiment of the utility model;

[0031] Figure 4 It is the third of the exploded perspective drawings of the button mechanism of an embodiment of the utility model (the second box body is hidden).

[0032] Figure 5 is the stereogram of the extension state of the telescopic rod of the button mechanism of an embodiment of the utility model;

[0033] Figure 6 is Figure 5 the schematic view of the second box body is hidden;

[0034] Figure 7 is the stereogram of the retraction state of the telescopic rod of the button mechanism of an embodiment of the utility model;

[0035] Figure 8 is Figure 7 the schematic view of the second box body is hidden.

[0036] The reference signs in the drawings are:

[0037] 10-button body;

[0038] 20-button;

[0039] 30-pressing rod; 31-screw hole;

[0040] 40-driving box; 41-box body; 411-first box body; 4111-perforation; 412-second box body; 413-upper limit step; 414-lower limit step; 42-driving member; 43-screw rod;

[0041] 50-telescopic rod; 51-limit block;

[0042] 60-gear and rack transmission structure; 61-transmission tooth; 62-gear;

[0043] 70-elongated rod. DETAILED DESCRIPTION

[0044] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model more clear and obvious, the utility model is further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and do not limit the utility model.

[0045] Please refer to Figures 1 to 8The utility model provides a button mechanism, including button body 10, button 20, press bar 30, drive box 40 and telescopic rod 50 etc. Button body 10 is equipped with accommodating cavity. Button 20 is movably arranged in the accommodating cavity and the top surface is exposed to set to drive the hand. Press bar 30 is slidably arranged in button body 10 and is linked with button 20, when pressing button 20, button 20 drives press bar 30 to slide. Drive box 40 includes box body 41 and the drive part 42 in the box body 41, the box body 41 is fixedly connected to press bar 30, and the opening and closing of drive part 42 is controlled by a control panel (not shown). One end of telescopic rod 50 extends into the box body 41 and is transmissionally matched with drive part 42, and drive part 42 controls the telescopic motion of telescopic rod 50 relative to the box body 41. That is to say, the movement of telescopic rod 50 can be driven on one hand by manually pressing button 20, and button 20 further drives telescopic rod 50 to move along the pressing direction of button 20 through press bar 30 and drive box 40, realizing the manual driving function; on the other hand, drive part 42 can be driven to move by opening the control panel, realizing the automatic driving of the electric control. In this way, the button mechanism can simultaneously have the manual driving and automatic driving functions.

[0046] As long as the existing extension rod is replaced by drive box 40 and telescopic rod 50, and the box body 41 of drive box 40 is designed to be fixedly connected (such as threaded connection, buckle connection, etc.) with press bar 30, the technical scheme of the utility model can be realized on the traditional manual button mechanism, which is simple to modify and low in cost. When the traditional manual button mechanism is modified into a manual and automatic button mechanism, the main part of the manual button mechanism (including the button body, the button, the press bar, etc.) can be retained, resources are not wasted, and manufacturers or sellers can also sell the button mechanism with manual function or the button mechanism with manual and automatic functions according to needs, which is better in universality.

[0047] The transmission structure between drive part 42 and telescopic rod 50 can be gear and rack transmission structure 60, worm gear transmission structure, cam transmission structure, belt wheel transmission structure, connecting rod transmission structure or chain transmission structure, as long as the transmission structure can realize the transmission between the two, and the gear and rack transmission structure 60 is specifically adopted in the embodiment.

[0048] Specifically, referring to Figure 2 And Figure 4 The gear and rack transmission structure 60 includes transmission teeth 61 arranged on the part of telescopic rod 50 extending into the box body 41, and a gear wheel 62 connected with the output end of drive part 42, and the drive part 42 specifically adopts a motor. Drive part 42 drives gear wheel 62 to rotate, and gear wheel 62 further drives telescopic rod 50 to move through the meshing with transmission teeth 61.

[0049] In the embodiment, the box body 41 is fixedly connected with a screw rod 43, the pressing rod 30 is provided with a screw hole 31 extending to the bottom end of the pressing rod 30, and the screw rod 43 is threadedly connected with the screw hole 31, so that the box body 41 of the driving box 40 is fixedly connected with the pressing rod 30, and the pressing rod 30 can drive the driving box 40 to move together. It can be understood that, in addition to the threaded connection, the fixed connection between the box body 41 and the pressing rod 30 can also be achieved by using a buckle connection, adhesion or welding and the like.

[0050] In the embodiment, the box body 41 is provided with an upper limiting step 413 and a lower limiting step 414, the telescopic rod 50 is provided with a limiting block 51 abutting and cooperating with the upper limiting step 413 and the lower limiting step 414, the limiting block 51 moves between the upper limiting step 413 and the lower limiting step 414 with the telescopic movement of the telescopic rod 50, and the upper limiting step 413 and the lower limiting step 414 limit the movement range of the telescopic rod 50, so that the telescopic rod 50 is prevented from being separated from the box body 41.

[0051] The button mechanism of the utility model can be used for the toilet flushing device described below, the button 20 is provided with two, the corresponding pressing rod 30 includes two, still includes the extension rod 70, one of the two pressing rods 30 is connected with the driving box 40, and the other one is connected with the extension rod 70 through a thread. One button 20 can be used to control the drain valve of the toilet flushing device to carry out large displacement flushing (suitable for defecation flushing mode), and the other button 20 can be used to control the drain valve of the toilet flushing device to carry out small displacement flushing (suitable for urination flushing mode). In the embodiment, the button 20 capable of driving the driving box 40 and the telescopic rod 50 in linkage is used to control the drain valve of the toilet flushing device to carry out small displacement flushing.

[0052] In the embodiment, the box body 41 includes a first box body 411 and a second box body 412, the first box body 411 and the second box body 412 are fixedly connected by a screw and enclose a cavity for placing the driving member 42. The bottom surface of the first box body 411 is provided with a perforation 4111 for the telescopic rod 50 to pass through. Referring to Figure 5 And Figure 6 At this time, the telescopic rod 50 of the button mechanism is in the extended state; referring to Figure 7 And Figure 8 At this time, the telescopic rod 50 of the button mechanism is in the retracted state.

[0053] In addition, the utility model also provides a toilet flushing device, including toilet (not shown), water tank (not shown), control panel (not shown), water tank is provided with drain valve (not shown), still including the button mechanism of any one in preceding description, button body 10 is located in the mounting hole (not shown) of the top of water tank, telescopic rod 50 and drain valve linkage cooperation.

[0054] In the embodiment, a wireless signal sending module (not shown) and a wireless signal receiving module (not shown) are further included in the box 41. The control panel receives the flushing signal and sends an instruction through the wireless signal sending module. The wireless signal receiving module receives the instruction and controls the opening and closing of the driving member 42, thereby realizing the automatic driving function. It can be understood that the use of wireless signal transmission can make the overall structure more simple, and there is no need to arrange wires to electrically connect the driving member 42. In this way, the assembly of the button structure is also simpler and more convenient. Of course, wireless signal transmission can not be used, but the control panel and the driving member 42 can be connected through wires.

[0055] Further, in the embodiment, a seat leaving sensing device (not shown) is further included. A sensor (for example, a gravity sensor or a capacitance sensor or an infrared sensor) of the seat leaving sensing device is arranged on the seat ring of the closestool. When a human body leaves the seat ring of the closestool, the sensor of the seat leaving sensing device provides a flushing signal to the control panel.

[0056] In some other embodiments, a capacitance sensing device or an infrared sensing device or a microwave sensing device or other types of sensing devices can be further arranged on the button body 10, as long as they can provide a sensing flushing signal to the control panel. When a human hand touches the button 20, the capacitance sensing device or the infrared sensing device or the microwave sensing device or other types of sensing devices provides a flushing signal to the control panel, thereby making the control panel control the driving member 42 to open.

[0057] In some other embodiments, a wireless remote controller (not shown) is further included. When a human hand operates the wireless remote controller, the wireless remote controller provides a flushing signal to the control panel, thereby making the control panel control the driving member to open. The wireless remote controller can be attached to the wall of the bathroom, and the installation position is flexible and convenient to use.

[0058] The utility model has been described above in conjunction with the drawings, and it is obvious that the specific implementation of the utility model is not limited by the above-mentioned mode. As long as various non-essential improvements are made by using the method concept and technical solution of the utility model, or the concept and technical solution of the utility model is directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A button mechanism, characterized in that, include: The button body has a receiving cavity; The button is located within the receiving cavity and its top surface is exposed. A pressure rod is slidably disposed on the button body and works in conjunction with the button. A drive box includes a box body and a drive component disposed within the box body. The box body is fixedly connected to the pressure rod, and the opening and closing of the drive component is controlled by a control panel. A telescopic rod has one end inserted into the box and engages with the drive component for transmission. The drive component controls the telescopic rod to extend and retract relative to the box.

2. The button mechanism according to claim 1, characterized in that, The drive component and the telescopic rod are provided with a gear and rack transmission structure, a worm gear transmission structure, a cam transmission structure, a pulley transmission structure, a connecting rod transmission structure, or a chain transmission structure.

3. The button mechanism according to claim 2, characterized in that, The gear and rack transmission structure includes transmission teeth located in the portion of the telescopic rod that extends into the housing, and a gear connected to the output end of the drive unit, wherein the drive unit is a motor.

4. The button mechanism according to claim 1, characterized in that, A screw is fixedly connected to the box body, and a screw hole extending to the bottom end of the pressure rod is provided inside the pressure rod. The screw is threadedly connected to the screw hole.

5. The button mechanism according to claim 1, characterized in that, The box body is provided with an upper limit step and a lower limit step, and the telescopic rod is provided with a limiting block that abuts and cooperates with the upper limit step and the lower limit step. The limiting block moves between the upper limit step and the lower limit step as the telescopic rod extends and retracts.

6. The button mechanism according to claim 1, characterized in that, The button has two corresponding pressure rods, and also includes an extension rod. One of the two pressure rods is connected to the drive box, and the other is connected to the extension rod.

7. A toilet flushing device, comprising a toilet, a water tank, and a control panel, wherein the water tank is provided with a drain valve, characterized in that, It also includes the button mechanism according to any one of claims 1-6, wherein the button body is disposed in the mounting hole at the top of the water tank, and the telescopic rod is linked to the drain valve.

8. The toilet flushing device according to claim 7, characterized in that, It also includes a wireless signal transmitting module and a wireless signal receiving module disposed in the box. The control board receives the rinsing signal and sends instructions through the wireless signal transmitting module. After receiving the instructions, the wireless signal receiving module controls the opening and closing of the drive component.

9. The toilet flushing device according to claim 8, characterized in that, It also includes a seat-off sensor that provides the flushing signal to the control panel when a person leaves the toilet seat.

10. The toilet flushing device according to claim 8, characterized in that, The button body is also equipped with a capacitive sensor, an infrared sensor, or a microwave sensor. When a person touches the button, the capacitive sensor, infrared sensor, or microwave sensor provides the flushing signal to the control panel; or... It also includes a wireless remote control, which, when operated by hand, provides the rinsing signal to the control board.

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