CN201730171U - Toilet automatic drainage valve - Google Patents
Toilet automatic drainage valve Download PDFInfo
- Publication number
- CN201730171U CN201730171U CN2010205005812U CN201020500581U CN201730171U CN 201730171 U CN201730171 U CN 201730171U CN 2010205005812 U CN2010205005812 U CN 2010205005812U CN 201020500581 U CN201020500581 U CN 201020500581U CN 201730171 U CN201730171 U CN 201730171U
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- Prior art keywords
- permanent magnetic
- step motor
- magnetic step
- valve
- deceleration permanent
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- Expired - Fee Related
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Abstract
The utility model discloses a toilet automatic drainage valve, which comprises a controller and an electric drainage valve, and comprises a sensor, a single chip microcomputer, a driving circuit, an electric device, an electric drainage valve body and a water-stop valve cover, wherein the electric device is a deceleration permanent-magnet stepping motor, the driving circuit is a stepping motor driving circuit, the stepping motor driving circuit is connected with the deceleration permanent-magnet stepping motor, the deceleration permanent-magnet stepping motor is connected with the water-stop valve cover through a driving piece. The electric device uses the deceleration permanent-magnet stepping motor which has a small volume, the work is reliable, accumulated error does not exist, the cost is low, and the structure is simple. Furthermore, a bias side of an output shaft of the deceleration permanent-magnet stepping motor is upwardly fixed in a valve head, the lower end of the deceleration permanent-magnet stepping motor and a part of the lower end of the deceleration permanent-magnet stepping motor, which is contained in the valve head are sealed by waterproof adhesive, thereby leading a part of the electric drainage valve, which is not suitable for contacting water to be reduced, being capable of reducing the corresponding height of the electric drainage valve, and leading the electric drainage valve to have excellent commonality.
Description
Technical field
The utility model relates to a kind of water closet draining valve, refers in particular to a kind of water closet automatic drain valve.
Background technology
The water closet automatic drain valve is made up of controller and electronic draining valve, comprising sensor, single-chip microcomputer, drive circuit, electric device, electronic draining valve valve body and sealing valve gap, be provided with the sensor of perception human body in the controller, sensor is imported single-chip microcomputer to human body signal, single-chip microcomputer is controlled electric device in the electronic draining valve by drive circuit, make to drive ascending/decending sealing valve gap or the draining of convertible sealing valve gap, be installed on and make common water closet become automatic flushing toilet on the water closet.Existing water closet automatic drain valve, electric device wherein mostly adopts motor, and single-chip microcomputer is by the drive circuit drive motors, and through the change-speed gearing speed change, the swing arm on the output shaft drives the draining of sealing valve gap.For preventing that the accumulated error that motor rotates from influencing effective travel or influencing sealing valve gap sealing, also be provided with the top dead centre travel switch and the lower dead center travel switch that are connected with single-chip microcomputer, this automatic drain valve structure more complicated, volume ratio is bigger, and cost is also than higher.The electric device that also has adopts electromagnet, and electromagnet promotes or be pulled to the position of normal draining to the sealing valve gap, and it is volume required also bigger, and the vibrations sound of working is bigger.Secondly, because electric device can not contact water, when automatic drain valve was installed on the water closet, motor wherein or electromagnet integral body will be higher than big shelves bath maximum water level, consider the fluctuation of water, electric device integral body will be higher than the distance of maximum water level more than 5 millimeters.The top-push water closet is used the most general at present, and the height between the peak level that the big shelves bath of a lot of top-push water closets the requires push-button socket bottom surface interior with being inserted into water tank is limited, have only about 4 centimetres, because existing electric device volume ratio is bigger, exceeded 4 centimetres, the application of automatic drain valve is very restricted.And, because it is accurate to be difficult to measure to the height between the push-button socket bottom surface in the water tank, some electronic draining valves can be installed in water tank, may depend on 1,2 centimetre height, to some existing users, do not carry out actual installation and be difficult to judge, internal height is not enough after installing as reality, influence tank lid and set level and whole maybe need reduce the required waterline influence bath effect of big shelves bath and can not use, will lose time and energy.If electric device is arranged under water, than higher, in case the encapsulant seepage, not only automatic drain valve can not be worked to the seal request of electric device, and electric device also can be scrapped.
The utility model content
Technical problem to be solved in the utility model is to propose a kind of highly versatile, simple in structure, reliable operation, water closet automatic drain valve that cost is low at the above-mentioned existing state of the art.
For solving above-mentioned task, solution of the present utility model is: a kind of water closet automatic drain valve, form by controller and electronic draining valve, comprising sensor, single-chip microcomputer, drive circuit, electric device, electronic draining valve valve body and sealing valve gap, it is characterized in that: described electric device is the deceleration permanent magnetic step motor, drive circuit is a stepper motor driving circuit, stepper motor driving circuit connects the deceleration permanent magnetic step motor, and the deceleration permanent magnetic step motor connects the sealing valve gap through driving member.
Above-mentioned water closet automatic drain valve, wherein, the support diameter of described deceleration permanent magnetic step motor is not more than 30 millimeters.
Above-mentioned water closet automatic drain valve, wherein, described driving member is traction wheel and stay cord, and traction wheel is fixed on the output shaft of deceleration permanent magnetic step motor, and stay cord one end connects traction wheel, and the other end connects the sealing valve gap.
Above-mentioned water closet automatic drain valve, wherein, described traction wheel external diameter is 23 to 28 millimeters.
Above-mentioned water closet automatic drain valve, wherein, the lead-in wire that welds on the circuit board of described deceleration permanent magnetic step motor is a flexible flat; The end of flexible flat is a connector, and the output end of stepper motor driving circuit is the flexible flat wiring connector, and connector cooperates with the flexible flat connector.
Above-mentioned water closet automatic drain valve, wherein, described deceleration permanent magnetic step motor output shaft biasing side is fixed in the valve head up, is sealed by marine glue between deceleration permanent magnetic step motor lower end and the valve head containing deceleration permanent magnetic step motor end portion.
Above-mentioned water closet automatic drain valve, wherein, described valve seat is a barrel-type, is provided with two of fixing deceleration permanent magnetic step motor fixedly ear or fixed legs in the valve head; It is a groove of valve head bottom that described valve head contains deceleration permanent magnetic step motor end portion, is sealed by marine glue between the part of deceleration permanent magnetic step motor lower end and deceleration permanent magnetic step motor lead-in wire and the groove.
Above-mentioned water closet automatic drain valve, wherein, described deceleration permanent magnetic step motor output shaft is provided with waterproof grommet, and described deceleration permanent magnetic step motor external surface is sealed by marine glue.
Above-mentioned water closet automatic drain valve wherein, also is provided with the sealing speed adjusting device of sealing valve gap in the cylindrical shell of described barrel-type valve seat.
Above-mentioned water closet automatic drain valve, wherein, described sealing speed adjusting device is two float-type sealing speed adjusting devices.
Compared with prior art, advantage of the present utility model is: electric device of the present utility model has adopted the deceleration permanent magnetic step motor of small size, reliable operation, no accumulated error, do not need top dead centre travel switch and lower dead center travel switch, can reduce the height (this height will be lower than the height between maximum water level and the push-button socket) that electronic draining valve should not contact water section, also reduce whole height simultaneously, cost is low, simple in structure; In addition, deceleration permanent magnetic step motor output shaft biasing side is fixed in the valve head up, sealed by marine glue between its lower end and the valve head containing deceleration permanent magnetic step motor end portion, the part that makes electronic draining valve should not contact water reduces, can reduce the corresponding height of electronic draining valve equally, make it have good versatility.
Description of drawings
The utility model is described in further detail below in conjunction with embodiment that accompanying drawing and accompanying drawing provide:
Fig. 1 is the utility model one example structure schematic diagram;
Fig. 2 is the electronic draining valve vertical view among Fig. 1;
Fig. 3 is installed on schematic diagram in the water closet for present embodiment;
Fig. 4 is the another example structure schematic diagram of the utility model.
The specific embodiment
As shown in Figure 1 to Figure 3, the controller 1 of present embodiment comprises sensor, single-chip microcomputer, drive circuit and controller housing, and electronic draining valve 2 comprises electric device, electronic draining valve valve body and sealing valve gap 9.Wherein, drive circuit is a stepper motor driving circuit, controller housing is made up of panel 20 and junction box 24, panel is provided with human body sensing window 17, electric device is a deceleration permanent magnetic step motor 19, because electric device is gap work, and the working time is extremely short, each working time thereby can be utilized this special operative scenario between several seconds several seconds to ten, get the deceleration permanent magnetic step motor of small size, the diameter of its support is not more than 30 millimeters, its resistance can be done little more than one times than conventional value, still has enough powerful moment to guarantee smaller volume, the deceleration permanent magnetic step motor is burnt out or the magnetic material demagnetization and can not produce too high temperature.Be welded with flexible flat on the circuit board in the deceleration permanent magnetic step motor, flexible flat can be the FFC flexible flat, FFC flexible flat resistance to compression folding is folded, can pass between water tank and tank lid, it draws the terminal connector 15 that is, owing to humidity ratio in the water tank is bigger, for preventing moisture attacks deceleration permanent magnetic step motor, the waterstop ring of setting up defences on the output shaft of deceleration permanent magnetic step motor, waterproof grommet can be O type circle, deceleration permanent magnetic step motor external surface is sealed by marine glue; Electronic draining valve valve body is a barrel-type, valve body comprises valve seat 10 and valve head 14, be provided with two fixedly ears 18 in the valve head, two are fixed in fixedly on the ear with screw up in deceleration permanent magnetic step motor biasing side, the containing deceleration permanent magnetic step motor end portion 12 of valve head is a groove of valve head bottom, the lower end of groove and deceleration permanent magnetic step motor is 0.5 millimeter matched in clearance, for the slit that prevents to slow down between permanent magnetic step motor lower end and the groove forms ponding because of steam, sealed by marine glue 13 between the part of the FFC flexible flat that deceleration permanent magnetic step motor lower end and its are drawn and the groove, marine glue can be room curing silicon rubber.The output shaft of deceleration permanent magnetic step motor is provided with traction wheel 6, and traction wheel connects sealing valve gap 9 by stay cord 7, and stay cord is stainless steel cable, and the sealing valve gap is a lift-type sealing valve gap.The relatively more suitable external diameter of curvature traction wheel of considering installing space and stainless steel cable is about 25 millimeters.Like this electric device its should not contact the height of water section, comprise the traction wheel part that is higher than the deceleration permanent magnetic step motor, it highly is 25 millimeter, and the height H between top-push water closet maximum water level and the push-button socket bottom (not comprising push rod) is all greater than 30 millimeters, thereby can be common to any common water closet.The output lead 4 of stepper motor driving circuit is drawn from junction box, and its end is a flexible flat wiring connector 16, and connector cooperates with the connector of flexible flat end 15.Be provided with the sealing speed adjusting device of sealing valve gap in the cylindrical shell of barrel-type valve seat, the sealing speed adjusting device is two float-type sealing speed adjusting devices 8,11, one of them is little shelves bath sealing speed adjusting device, and another is big shelves bath sealing speed adjusting device.
During use, controller 1 is installed on the body of wall of water closet 22 back, and electronic draining valve 2 is installed in the water tank (if the top-push water closet generally should take off the push rod on the push-button socket).If when by single-chip microcomputer little shelves and big shelves discharging quantity of water being set, two sealing speed adjusting devices all are adjusted to minimum discharging quantity of water position; If when setting little shelves discharging quantity of water and big shelves discharging quantity of water respectively by two sealing speed adjusting devices, then single-chip microcomputer is established the minimum discharging quantity of water of little shelves and big shelves (permanent magnetic step motor that slows down this moment is promoted the position of sealing valve gap to little shelves or big shelves bath, reset immediately), but sealing speed adjusting device linear regulation discharging quantity of water.Sensor sensing is to man-hour, human body signal input single-chip microcomputer, single-chip microcomputer is handled the back and is rotated by stepper motor driving circuit control deceleration permanent magnetic step motor, promote the draining of sealing valve gap through traction wheel, stainless steel stay cord, when washing by water by little shelves of setting single-chip microcomputer and big shelves, the deceleration permanent magnetic step motor resets, the sealing valve gap is closed, bath finishes, when setting little shelves and big shelves bath by two sealing speed adjusting devices, after the deceleration permanent magnetic step motor resetted, sealing valve gap falling speed was controlled by the sealing speed adjusting device.Use the utility model and can make common water closet become automatic flushing toilet, if single grade of old-fashioned flushing toilet seat can be transformed the water closet of the large and small shelves bath of composition.
Fig. 4 is another example structure schematic diagram, the controller 1 of present embodiment comprises sensor, single-chip microcomputer, drive circuit and controller housing, the valve body of electronic draining valve 2 is the spilling water tubular type, valve head 14 is fixed on the overflow pipe of valve seat 10, electric device is a deceleration permanent magnetic step motor 19, the waterstop ring of setting up defences on the output shaft of deceleration permanent magnetic step motor, deceleration permanent magnetic step motor external surface is sealed by marine glue, deceleration permanent magnetic step motor biasing side is installed in the valve head up, is sealed by marine glue 13 between the lower end of deceleration permanent magnetic step motor and the valve head containing deceleration permanent magnetic step motor end portion 12.The output shaft of deceleration permanent magnetic step motor is provided with swing arm 34, and swing arm connects sealing valve gap 9 by stay cord 33, and the sealing valve gap is convertible sealing valve gap.During work, the sensor in the controller is passed to single-chip microcomputer to human body signal, and single-chip microcomputer makes the work of deceleration permanent magnetic step motor by stepper motor driving circuit, swing arm moves upward, and stay cord spurs the draining of convertible sealing valve gap, and the deceleration permanent magnetic step motor resets, the sealing valve gap falls, and draining finishes.
Also can be wireless between controller of the present utility model and the electronic draining valve, promptly between single-chip microcomputer and stepper motor driving circuit, wireless transmission circuit is set, make controller possess sensor, single-chip microcomputer, wireless transmission circuit, electronic draining valve possesses the wireless transmission circuit of getting in touch with controller and stepper motor driving circuit and deceleration permanent magnetic step motor, battery supply.Also adopt powered battery as controller, need not pre-buried power line during installation, do not destroy body of wall, controller and electronic draining valve do not have connecting line.
Claims (10)
1. water closet automatic drain valve, form by controller and electronic draining valve, comprising sensor, single-chip microcomputer, drive circuit, electric device, electronic draining valve valve body and sealing valve gap, it is characterized in that: described electric device is deceleration permanent magnetic step motor (19), drive circuit is a stepper motor driving circuit, stepper motor driving circuit connects the deceleration permanent magnetic step motor, and the deceleration permanent magnetic step motor connects sealing valve gap (9) through driving member.
2. water closet automatic drain valve according to claim 1 is characterized in that: the support diameter of described deceleration permanent magnetic step motor (19) is not more than 30 millimeters.
3. water closet automatic drain valve according to claim 2, it is characterized in that: described driving member is traction wheel (6) and stay cord (7), traction wheel is fixed on the output shaft of deceleration permanent magnetic step motor, and stay cord one end connects traction wheel, and the other end connects sealing valve gap (9).
4. water closet automatic drain valve according to claim 3 is characterized in that: described traction wheel (6) external diameter is 23 to 28 millimeters.
5. according to the described water closet automatic drain valve of arbitrary claim in the claim 1 to 4, it is characterized in that: the lead-in wire that welds on the circuit board of described deceleration permanent magnetic step motor is a flexible flat; The end of flexible flat is connector (15), and the output end of stepper motor driving circuit is flexible flat wiring connector (16), and connector cooperates with the flexible flat connector.
6. water closet automatic drain valve according to claim 5, it is characterized in that: described deceleration permanent magnetic step motor (19) output shaft biasing side is fixed in the valve head (14) up, is sealed by marine glue (13) between deceleration permanent magnetic step motor lower end and the valve head containing deceleration permanent magnetic step motor end portion (12).
7. water closet automatic drain valve according to claim 6 is characterized in that: described valve seat (10) is a barrel-type, is provided with two of fixing deceleration permanent magnetic step motor fixedly ear (18) or fixed legs in the valve head (14); Described valve head contains the groove that deceleration permanent magnetic step motor end portion (12) is the valve head bottom, is sealed by marine glue (13) between the part of deceleration permanent magnetic step motor lower end and deceleration permanent magnetic step motor lead-in wire and the groove.
8. water closet automatic drain valve according to claim 7 is characterized in that: described deceleration permanent magnetic step motor output shaft is provided with waterproof grommet, and described deceleration permanent magnetic step motor external surface is sealed by marine glue.
9. water closet automatic drain valve according to claim 8 is characterized in that: the sealing speed adjusting device that also is provided with the sealing valve gap in the cylindrical shell of described barrel-type valve seat.
10. water closet automatic drain valve according to claim 9 is characterized in that: described sealing speed adjusting device is two float-type sealing speed adjusting devices (8,11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205005812U CN201730171U (en) | 2010-08-14 | 2010-08-14 | Toilet automatic drainage valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205005812U CN201730171U (en) | 2010-08-14 | 2010-08-14 | Toilet automatic drainage valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201730171U true CN201730171U (en) | 2011-02-02 |
Family
ID=43521328
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205005812U Expired - Fee Related CN201730171U (en) | 2010-08-14 | 2010-08-14 | Toilet automatic drainage valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201730171U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995727A (en) * | 2012-12-13 | 2013-03-27 | 林江 | Water-saving device for water closet |
| CN103605283A (en) * | 2013-12-02 | 2014-02-26 | 国家电网公司 | Electric water discharging device |
| CN108049472A (en) * | 2017-12-12 | 2018-05-18 | 佛山市乐华恒业卫浴有限公司 | The connection waterproof construction and intelligent closestool of a kind of intelligent closestool low flush tank motor and steel wire |
| CN113944214A (en) * | 2021-07-07 | 2022-01-18 | 沈弋翔 | Improved leakage-free water-saving closestool |
| WO2024037106A1 (en) * | 2022-08-19 | 2024-02-22 | 中山东菱威力洁净科技有限公司 | Automatic driving unit for toilet flush valve and toilet |
-
2010
- 2010-08-14 CN CN2010205005812U patent/CN201730171U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995727A (en) * | 2012-12-13 | 2013-03-27 | 林江 | Water-saving device for water closet |
| CN102995727B (en) * | 2012-12-13 | 2014-06-11 | 林江 | Water-saving device for water closet |
| CN103605283A (en) * | 2013-12-02 | 2014-02-26 | 国家电网公司 | Electric water discharging device |
| CN108049472A (en) * | 2017-12-12 | 2018-05-18 | 佛山市乐华恒业卫浴有限公司 | The connection waterproof construction and intelligent closestool of a kind of intelligent closestool low flush tank motor and steel wire |
| CN113944214A (en) * | 2021-07-07 | 2022-01-18 | 沈弋翔 | Improved leakage-free water-saving closestool |
| WO2024037106A1 (en) * | 2022-08-19 | 2024-02-22 | 中山东菱威力洁净科技有限公司 | Automatic driving unit for toilet flush valve and toilet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110202 Termination date: 20130814 |