CN212729692U - Water level detection alarm device and floor washing machine - Google Patents
Water level detection alarm device and floor washing machine Download PDFInfo
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- CN212729692U CN212729692U CN202020851545.4U CN202020851545U CN212729692U CN 212729692 U CN212729692 U CN 212729692U CN 202020851545 U CN202020851545 U CN 202020851545U CN 212729692 U CN212729692 U CN 212729692U
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Abstract
The utility model discloses a water level detection alarm device and floor cleaning machine, including setting up the sewage case on the floor cleaning machine and being located the inside alarm device of floor cleaning machine. The sewage bottom of the tank is provided with a mounting hole, the alarm device is electrically connected with the scrubber, the alarm device comprises a connecting pipe and an induction assembly, and two ends of the connecting pipe are respectively connected with the mounting hole and the induction assembly through airtight connectors. The sensing assembly comprises a circuit board and an alarm component, wherein the circuit board is provided with a pressure sensor, the circuit board is connected with the connecting pipe, the pressure of gas in the connecting pipe changes along with the fact that sewage enters the sewage tank, the change of the pressure drives the pressure sensor to act, and the pressure sensor transmits a signal to the control system and gives an alarm. The utility model discloses simple structure measures the liquid level change of sewage incasement through baroceptor, and automatic alarm does not need artifical observation sewage accumulation volume after water is full, has improved the use of scrubber and has experienced.
Description
Technical Field
The utility model relates to a floor cleaning machine technical field especially relates to a water level detection alarm device and floor cleaning machine.
Background
Along with the development of social productivity, mechanization and automation gradually replace heavy manual labor of human beings, mops are mostly adopted in the prior floor washing, the efficiency is low, the floor is not easy to dry in time, and the floor washing machine is available at present, so that a large amount of time and labor can be saved. The floor cleaning machine is a device for cleaning the ground, the current floor cleaning machine development has been relatively perfect up to now, and the current floor cleaning machine is mainly divided into a semi-automatic floor cleaning machine, a full-automatic floor cleaning machine, a hand-push type floor cleaning machine and a driving type floor cleaning machine, but the working principle of each floor cleaning machine is basically the same and different, clear water and detergent are sprayed to the ground, and sewage can be sucked into a sewage tank in the floor cleaning machine again during cleaning, so that the cleaning process is completed.
The sewage tank is an important component in the floor cleaning machine, is connected with the sewage pipe, and is internally provided with the vacuum motor for sucking the sewage on the ground, but the accumulated amount of the sewage in the sewage tank needs to be observed manually at present, so that the use is inconvenient.
Among the prior art (patent number CN203132654U) disclose an electronic floor cleaning machine water level alarm, including the floor cleaning machine body, the floor cleaning machine afterbody is equipped with the water storage box, the internal water level detection device that is equipped with of water storage box, water level monitoring device is including locating the inside cylinder pipe of water storage box, the inside floating block that is equipped with of cylinder pipe, and the floating block is kept away from surface of water one side and is equipped with a magnetic induction piece, is equipped with the magnetic inductor in cylinder pipe top bore department, be connected with alarm circuit on the inductor.
Because the clean ground of floor cleaning machine needs the removal that does not stop, the sewage in the sewage case is in the situation of rocking always, though the cylinder pipe is fixed with the water storage box but the floating block in the cylinder pipe can produce and rock the condition that makes the water level of sensing very inaccurate or take place the wrong warning to the device measurement accuracy is poor, easily receives the influence of sewage incasement impurity, and the user uses very inconveniently.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims at providing a water level detection alarm device and floor cleaning machine.
The utility model discloses a solve the unable precision measurement's of floor cleaning machine sewage incasement liquid level technical problem, adopt a water level detection alarm device's technical means, reach the accurate measurement floor cleaning machine sewage incasement liquid level to send the technological effect of reporting to the police.
The utility model discloses a realize through following technical scheme.
The utility model provides a water level detection alarm device, is including setting up the sewage case on washing the ground machine and being located the inside alarm device of washing the ground machine, sewage bottom of the case portion is provided with the mounting hole, alarm device with it connects to wash the ground machine electricity, alarm device includes connecting pipe, response subassembly, the connecting pipe both ends through airtight connector respectively with mounting hole and response subassembly are connected, the response subassembly is including circuit board and the alarm component that is provided with baroceptor, the circuit board pass through airtight connector with the connecting pipe is connected, the response subassembly with it connects to wash the ground machine electricity.
Preferably, the scrubber further comprises a control system electrically connected to the sensing assembly.
Preferably, the connection end of the connection pipe and the circuit board is located right below the air pressure sensor.
Preferably, the alarm component is a buzzer and an indicator light.
Preferably, a filter screen is arranged at the mounting hole of the sewage tank.
Preferably, the sewage tank is detachably connected with the floor washing machine.
A floor washing machine is provided with the water level detection alarm device in any one of the above technical schemes.
Preferably, the floor scrubber further comprises a shell, a floor brush assembly positioned at the bottom of the shell, a clean water tank arranged in the shell and a suction motor assembly positioned in the shell, wherein one end of the suction motor assembly is connected with the floor brush assembly and the other end of the suction motor assembly is connected with the sewage tank, and the clean water tank is connected with the floor brush assembly.
Preferably, the floor washing machine further comprises a water pump, the water pump is located below the clean water tank, one end of the water pump is connected with the clean water tank, the other end of the water pump is connected with a water spraying opening of the floor brush assembly through a pipeline, and a one-way valve is arranged on the pipeline.
Preferably, the water spray openings are arranged in two groups and are respectively positioned on two sides of the floor brush assembly.
Compared with the prior art, the beneficial effects of the utility model reside in that: the two ends of the connecting pipe are respectively connected with the sensing assembly and the mounting hole of the sewage tank through airtight connectors, the connecting pipe is connected with a circuit board of the sensing assembly and is just opposite to the air pressure sensor, the sewage tank, the connecting pipe and the sensing assembly form airtight connection, the suction motor assembly sucks sewage into the sewage tank along with the opening of the scrubber so that the air pressure in the connecting pipe changes, the air pressure sensor transmits signals to the control system and sends out alarm signals to prompt a user that the sewage tank is about to be filled, the device has simple structure, high measurement precision and high reaction speed, is not influenced by the external temperature, and realizes the detection of the water level in the sewage tank by a method of measuring the air pressure by the air pressure sensor, the accumulated amount of sewage does not need to be observed manually, and the control system gives an alarm to a user through the alarm component after the water is full, so that the use experience of the floor washing machine is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a sectional view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is a schematic structural view of the present invention;
FIG. 4 is a schematic view of a part of the structure of the floor brush assembly of the present invention;
FIG. 5 is a schematic view of the structure of the water pump and the clean water tank of the present invention;
FIG. 6 is an enlarged view of a portion A of FIG. 5;
fig. 7 is a schematic structural view of the sensing assembly of the present invention;
FIG. 8 is a schematic circuit diagram of the present invention;
in the figure: 1-washing the floor machine; 11-a sewage tank; 111-mounting holes; 2-an alarm device; 21-connecting pipe; 22-an inductive component; 221-a circuit board; 222-an alarm component; 223-a barometric pressure sensor; 3-a shell; 31-a floor brush assembly; 311-water jet; 32-a clear water tank; 33-a suction motor assembly; 34-a water pump; 35-a pipeline; 351-a one-way valve;
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
The present invention will be described in further detail below with reference to specific embodiments and with reference to the attached drawings.
Example 1
A water level detection alarm device comprises a sewage tank arranged on a floor washing machine and an alarm device 2 positioned in the floor washing machine 1, the bottom of the sewage tank 11 is provided with a mounting hole 111, the mounting hole 111 is adapted to the airtight connector, so as to ensure the sealing performance, the alarm device 2 is electrically connected with the floor washing machine 1, the alarm device 2 comprises a connecting pipe 21 and a sensing component 22, both ends of the connecting pipe 21 are respectively connected with the mounting hole 111 and the sensing assembly 22 through airtight connectors, the sensing assembly 22 includes a circuit board 221 provided with an air pressure sensor 223, and an alarm part 222, the circuit board 221 is connected with the connection pipe 21 through an airtight connector, and the port of the connecting pipe 21 is positioned right below the air pressure sensor 223, and the alarm component 24 and the circuit board 221 are respectively and electrically connected with the floor washing machine 1.
The mounting hole 111 is provided with the filter screen, prevents that impurity in the sewage from entering into in the connecting pipe 21, leads to measuring the inaccurate condition.
The alarm part 222 comprises a buzzer and an indicator light, is small in structure, is convenient to install in the floor washing machine, and saves the inner space of the floor washing machine.
The main sensing elements of the air pressure sensor 223 are controlled by a film sensitive to the intensity of the air pressure and a thimble, and a flexible resistor is connected to the circuit. When the pressure of the measured gas is reduced or increased, the film is deformed, so that the thimble is driven to change the resistance value of the resistor. The signal voltage of 0-5V is taken from the sensing element, received by the data collector through a/D conversion, and the data collector then transmits the result in a suitable form to the control system, through which the alarm part 222 is driven.
The utility model provides a floor scrubber, floor scrubber 1 still includes casing 3, is located the scrubbing brush subassembly 31 of 3 bottoms of casing, set up in clear water tank 32 in the casing 3 and be located suction motor subassembly 33 in the casing 3, suction motor subassembly 33 through one end with scrubbing brush subassembly 31 is connected, the other end with the bottom of sewage case 11 is connected, clear water tank 32 scrubbing brush subassembly 31's water jet 311 is connected, water jet 311 is provided with two sets ofly, is located respectively scrubbing brush subassembly 31 both sides.
The scrubber still is provided with water pump 34, water pump 34 is located clear water tank 32 below, water pump 34 one end with clear water tank 32 connects, the other end pass through pipeline 35 with scrubbing brush subassembly 31's water jet 311 is connected, and be provided with check valve 351 on the pipeline 35, prevent infiltration and refluence, water pump 34 with the control system electricity is connected.
The following is the utility model provides a pair of water level detection alarm device's theory of operation explains:
under the state of no work or no sewage in the sewage tank, the sewage tank 11, the connecting pipe, the sensing assembly and the outside are in a communicated state, the air flow passes normally, the air pressure is basically in a stable state, the air pressure in the connecting pipe is the same as the outside atmospheric pressure at this time, the thin film and the ejector pin in the air pressure sensor 223 are in a normal state, and the alarm component 24 is not started.
Along with the sewage gradually enters the sewage tank 11, the sewage flows through the mounting hole 111, so that the inside of the connecting pipe 21 is in a sealed state, the pressure inside the connecting pipe 21 gradually rises, the air pressure rises to cause the film in the air pressure sensor 223 to deform, the ejector pin is driven, the resistance value of the resistor changes, namely, the signal voltage of the air pressure sensor 223 changes until the sewage reaches the highest water level, the signal voltage of the air pressure sensor 223 reaches a preset extreme value, the air pressure sensor 223 transmits a signal to the control system, the control system detects the signal, if the signal is maintained for 5 seconds, the alarm part 222 is indicated to be started, the sewage tank 11 is started to indicate that the water is full, the effect of intelligently reminding a consumer is achieved, the situation that the consumer cannot know the situation to continue using the sewage tank, the electric power and labor waste are caused, and the effect.
The working principle of the whole floor washing machine is as follows:
the floor cleaning machine 1 is placed on a charging seat for charging, the control system of the floor cleaning machine 1 controls automatic cleaning or manually presses a machine automatic cleaning button to enter an automatic cleaning program, the whole automatic cleaning process lasts for 30 seconds, the whole process is intelligently controlled by the control system, firstly, water in a clean water tank 32 is pumped by a water pump 34 and conveyed to a left water spraying port 311 and a right water spraying port 311 of a floor brush assembly 31 through a pipeline 35, a one-way valve 351 is also arranged in the middle of the pipeline to prevent water seepage and backflow, the water spraying time in the automatic cleaning process lasts for 15 seconds, a rolling brush motor in the floor brush assembly drives a rolling brush to rotate at a high speed to flap a base cleaning mechanism, the rolling brush is automatically cleaned by continuously spraying water, the rolling brush rotates at a high speed and flaps the cleaning mechanism on the charging seat, sewage and garbage are separated by utilizing centrifugal force generated by the high-speed rotation of the rolling brush, the rolling brush still, the sewage and the rubbish that produce during whole self-cleaning separates the charging seat water receiving box, then through the rotatory sewage and the rubbish that produces of high speed of suction motor subassembly 33 all inhale sewage and rubbish that the self-cleaning in-process produced in the sewage case 11, reach the automatic recovery of sewage and rubbish that the round brush self-cleaning produced, there is not any water stain and rubbish in charging seat or the round brush cavity after the washing is accomplished, automatic program automatic cutout and the suggestion completion of wasing after the self-cleaning is accomplished, whole process is accomplished the back, the user can take off sewage case 11 from floor cleaning machine 1, clear up sewage case 11.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; these modifications and substitutions do not depart from the essence of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A water level detection alarm device comprises a sewage tank (11) arranged on a floor washing machine (1) and an alarm device (2) positioned in the floor washing machine (1), it is characterized in that the bottom of the sewage tank (11) is provided with a mounting hole (111), the alarm device (2) is electrically connected with the floor washing machine (1), the alarm device (2) comprises a connecting pipe (21) and a sensing component (22), two ends of the connecting pipe (21) are respectively connected with the mounting hole (111) and the induction component (22) through airtight connectors, the sensing component (22) comprises a circuit board (221) provided with an air pressure sensor (223) and an alarm component (222), the circuit board (221) is connected with the connecting pipe (21) through an airtight connector, and the sensing assembly (22) is electrically connected with the floor washing machine (1).
2. A water level detection alarm device according to claim 1, wherein the scrubber (1) further comprises a control system electrically connected to the sensing assembly (22).
3. The water level detection alarm device according to claim 1, wherein the connection end of the connection pipe (21) and the circuit board (221) is located right below the air pressure sensor (223).
4. A water level detection alarm device according to claim 1, wherein the alarm means (222) comprises a buzzer and an indicator light.
5. The water level detection alarm device according to claim 1, wherein a filter screen is disposed at the mounting hole (111) of the waste water tank (11).
6. The water level detection alarm device according to claim 1, wherein the waste water tank (11) is detachably connected to the floor washing machine (1).
7. A floor washing machine, characterized in that it is equipped with a water level detection alarm device according to any of claims 1-6.
8. A floor washing machine according to claim 7, characterized in that the floor washing machine (1) further comprises a housing (3), a floor brush assembly (31) located at the bottom of the housing (3), a clean water tank (32) arranged in the housing (3) and a suction motor assembly (33) located in the housing (3), one end of the suction motor assembly (33) is connected with the floor brush assembly (31) and the other end is connected with the sewage tank (11), and the clean water tank (32) is connected with the floor brush assembly (31).
9. A floor washing machine according to claim 8, characterized in that the floor washing machine further comprises a water pump (34), the water pump (34) is located below the clean water tank (32), one end of the water pump (34) is connected with the clean water tank (32), the other end is connected with the water jet (311) of the floor brush assembly (31) through a pipe (35), and a one-way valve (351) is arranged on the pipe (35).
10. A scrubber according to claim 9, characterized in that the water jets (311) are arranged in two groups, one on each side of the floor brush assembly (31).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020851545.4U CN212729692U (en) | 2020-05-20 | 2020-05-20 | Water level detection alarm device and floor washing machine |
| PCT/CN2020/131630 WO2021232728A1 (en) | 2020-05-19 | 2020-11-26 | Surface cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020851545.4U CN212729692U (en) | 2020-05-20 | 2020-05-20 | Water level detection alarm device and floor washing machine |
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| Publication Number | Publication Date |
|---|---|
| CN212729692U true CN212729692U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020851545.4U Active CN212729692U (en) | 2020-05-19 | 2020-05-20 | Water level detection alarm device and floor washing machine |
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| CN (1) | CN212729692U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113995353A (en) * | 2021-11-29 | 2022-02-01 | 东莞芯速科技有限公司 | Floor washing machine capable of automatically adjusting water yield |
| CN114190846A (en) * | 2021-12-17 | 2022-03-18 | 珠海格力电器股份有限公司 | Sewage tank and floor cleaning machine |
| CN114209249A (en) * | 2021-12-29 | 2022-03-22 | 尚科宁家(中国)科技有限公司 | Surface cleaning device with sewage detection function |
| CN115474873A (en) * | 2021-06-16 | 2022-12-16 | 苏州瑞久智能科技有限公司 | Control method for self-cleaning of floor cleaning machine and floor cleaning system |
-
2020
- 2020-05-20 CN CN202020851545.4U patent/CN212729692U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115474873A (en) * | 2021-06-16 | 2022-12-16 | 苏州瑞久智能科技有限公司 | Control method for self-cleaning of floor cleaning machine and floor cleaning system |
| CN113995353A (en) * | 2021-11-29 | 2022-02-01 | 东莞芯速科技有限公司 | Floor washing machine capable of automatically adjusting water yield |
| CN114190846A (en) * | 2021-12-17 | 2022-03-18 | 珠海格力电器股份有限公司 | Sewage tank and floor cleaning machine |
| CN114190846B (en) * | 2021-12-17 | 2022-12-16 | 珠海格力电器股份有限公司 | Sewage tank and floor cleaning machine |
| CN114209249A (en) * | 2021-12-29 | 2022-03-22 | 尚科宁家(中国)科技有限公司 | Surface cleaning device with sewage detection function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A water level detection and alarm device and a floor washer Effective date of registration: 20210813 Granted publication date: 20210319 Pledgee: Bengbu Science and Technology Financing Guarantee Co.,Ltd. Pledgor: Anhui Dahan robot Group Co.,Ltd. Registration number: Y2021980007671 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220905 Granted publication date: 20210319 Pledgee: Bengbu Science and Technology Financing Guarantee Co.,Ltd. Pledgor: Anhui Dahan robot Group Co.,Ltd. Registration number: Y2021980007671 |
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| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230816 Granted publication date: 20210319 |