CN214679060U

CN214679060U - Heating type oral cavity cleaning device with dry burning prevention function

Info

Publication number: CN214679060U
Application number: CN202120300284.1U
Authority: CN
Inventors: 刘飞; 陆志艳
Original assignee: Shanghai Feixiang Health Technology Co Ltd
Current assignee: Shanghai Feixiang Health Technology Co Ltd
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-11-12
Anticipated expiration: 2031-02-02

Abstract

The utility model provides a hot type oral cavity belt cleaning device with prevent dry combustion method function, including the storage tank that is used for storing the washing liquid, a housing, install in the casing and the force (forcing) pump that is linked together with the storage tank, the cleaning head that is linked together through connecting pipe and force (forcing) pump, a the control unit that is used for heating the washing liquid heating unit and with heating unit electric connection, hot type oral cavity belt cleaning device with prevent dry combustion method function still includes flow detection unit, flow detection unit can detect out the flow that gets into heating unit's washing liquid, and flow detection unit and control unit electric connection. When the flow detection unit detects that the flow of the cleaning liquid entering the heating unit is zero or smaller than a set value, the detection information can be fed back to the control unit, the control unit controls the heating unit to stop heating so as to prevent dry burning, so that damage to corresponding components is avoided, the service life of the heating type oral cavity cleaning device is further prolonged, and energy loss is reduced.

Description

Heating type oral cavity cleaning device with dry burning prevention function

Technical Field

The utility model relates to an oral cavity belt cleaning device especially relates to an add hot type oral cavity belt cleaning device with prevent dry combustion method function.

Background

Most of the existing tooth flushers have no heating function, and cannot flush teeth with hot water, but actually, teeth of many people are very sensitive, and cold water can stimulate teeth and gums when the temperature is low, so that people feel extremely uncomfortable and even painful. Meanwhile, some existing products in a plurality of products have a heating function, but the products only heat water in the water storage tank, the temperature of the water outlet is difficult to control by the heating mode, and all water in the water storage tank can be continuously heated in order to keep the water temperature, so that energy is wasted. In addition, the other one is to place the aluminium heating block between the water tank of tooth ware and the water pump end of intaking, utilizes the aluminium heating block to heat the water that will get into the water pump, and this kind is the instant heating type, can appear a large amount of calcareous matter behind the water heating and deposit more easily and pile up in the water pump, not only can influence the result of use and the life-span of water pump and whole product after long-time the use, still can form secondary pollution.

Heating or not heating of heating element just realize through temperature controller in these current tooth cleaners, and when the temperature is less than the setting value, heating element will start and heat, and this kind of heating methods also can heat when there is no water the heating tube, only can cut off the power supply when the temperature reaches certain degree, though reach the purpose of limit for temperature, nevertheless can form dry combustion method. Thus, when the water flow is reduced or not, the heating component can be dried due to the delay of heat conduction, and the components can be damaged, so that the service life of the tooth flushing device is short.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned shortcomings of the prior art, the technical problem to be solved by the present invention is to provide a heating type oral cavity cleaning device with dry-heating prevention function, which has a longer service life.

In order to achieve the above object, the utility model provides an add hot type oral cavity belt cleaning device with prevent dry combustion method function, including storage tank, the casing that is used for storing the washing liquid, install in the casing and with the force (forcing) pump that the storage tank is linked together, the cleaning head that is linked together through connecting pipe and force (forcing) pump, be used for carrying out the heating unit that heats and with heating unit electric connection's the control unit to the washing liquid, it still includes flow detection unit to add hot type oral cavity belt cleaning device with prevent dry combustion method function, flow detection unit can detect out the flow that gets into heating unit's washing liquid, just flow detection unit and control unit electric connection.

Further, the heating unit is located between the pressurizing pump and the connection pipe.

Further, the flow rate detecting unit is located between the pressurizing pump and the heating unit.

Further, the flow rate detection unit is located between the storage tank and the pressurizing pump.

Furthermore, the heating unit comprises a heating pipe, and the heating pipe comprises a quartz tube and an electrothermal film covered on the outer surface of the quartz tube.

Furthermore, the heating unit also comprises a protective shell, and the quartz tube and the electrothermal film are both positioned in the protective shell.

Furthermore, the heating type oral cavity cleaning device with the dry-heating prevention function further comprises a temperature limiter, wherein the temperature limiter is electrically connected with the heating unit, and the temperature limiter is connected with the heating unit in series.

Furthermore, the temperature limiter has a plurality of, and at least one temperature limiter is the temperature fuse, and at least one temperature limiter is the temperature controller that can reset.

As described above, the heating type oral cavity cleaning device with the dry-heating prevention function according to the present invention has the following advantageous effects:

when the heating type oral cavity cleaning device is used for cleaning the oral cavity, the cleaning liquid flowing out of the storage tank is pressurized by the pressurizing pump, the pressurized cleaning liquid is conveyed to the cleaning head through the connecting pipe, and the cleaning liquid is sprayed out of the cleaning head, so that the oral cavity is cleaned; in the process, the cleaning liquid is heated by the heating unit, so that the phenomenon that the temperature of the sprayed cleaning liquid is too low to cause discomfort of the oral cavity of a human body is avoided; and this adds hot type oral cavity belt cleaning device still includes flow detection unit, and flow detection unit can detect out the flow of the washing liquid that gets into heating unit, and when flow detection unit detects out that the flow of the washing liquid that gets into heating unit is zero or is less than the setting value, can give the control unit feedback detection information, and the control unit control heating unit stops the heating to prevent dry combustion method, thereby avoid causing the damage to corresponding components and parts, and then guarantee that this adds hot type oral cavity belt cleaning device's life is longer, and reduce the energy loss.

Drawings

Fig. 1 is a schematic structural diagram of a heating type oral cavity cleaning device with an anti-dry heating function according to an embodiment of the present invention.

Fig. 2 is a schematic sectional view of a heating type oral cavity cleaning device with an anti-dry heating function according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a heating unit in an embodiment of the present invention.

Description of the element reference numerals

1 storage tank

2 casing

3 pressure pump

4 connecting pipe

5 cleaning head

6 heating unit

61 heating pipe

62 protective shell

63 water inlet joint

631 water inlet limiting groove

64 water outlet joint

641 water outlet limiting groove

65 joint sealing ring

66 heating tube sealing ring

67 temperature sensor

7 control unit

8 flow rate detecting unit

91 temperature limiter

911 temperature fuse

912 resettable temperature controller

92 operating part

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the structures, ratios, sizes, etc. shown in the drawings of the present application are only used for matching with the contents disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any modification of the structures, change of the ratio relationship or adjustment of the sizes should still fall within the scope covered by the technical contents disclosed in the present invention without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are only for convenience of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the modifications can be changed or adjusted without substantial technical changes and modifications.

As shown in fig. 1 to 3, the present embodiment provides a heating type oral cavity cleaning device with dry-burning prevention function, which comprises a storage tank 1 for storing a cleaning liquid, a housing 2, a pressure pump 3 installed in the housing 2 and communicated with the storage tank 1, a cleaning head 5 communicated with the pressure pump 3 through a connecting pipe 4, a heating unit 6 for heating the cleaning liquid, and a control unit 7 electrically connected with the heating unit 6, and further comprises a flow rate detection unit 8, wherein the flow rate detection unit 8 can detect the flow rate of the cleaning liquid entering the heating unit 6, and the flow rate detection unit 8 is electrically connected with the control unit 7. When the heating type oral cavity cleaning device is used for cleaning the oral cavity, the pressure pump 3 pressurizes the cleaning liquid flowing out of the storage tank 1, the pressurized cleaning liquid is conveyed to the cleaning head 5 through the connecting pipe 4, and the cleaning liquid is sprayed out of the cleaning head 5, so that the oral cavity is cleaned; in the process, the cleaning liquid is heated by the heating unit 6, so that the phenomenon that the temperature of the sprayed cleaning liquid is too low to cause discomfort of the oral cavity of a human body is avoided; and this adds hot type oral cavity belt cleaning device still includes flow detection unit 8, flow detection unit 8 can detect out the flow of the washing liquid that gets into heating unit 6, when flow detection unit 8 detects out that the flow of the washing liquid that gets into heating unit 6 is zero or is less than the setting value, can give control unit 7 feedback detection information, control unit 7 control heating unit 6 stops the heating, in order to prevent dry combustion method, thereby avoid causing the damage to corresponding components and parts, and then guarantee this adds hot type oral cavity belt cleaning device's life longer, and reduce energy loss.

As shown in fig. 1, in the present embodiment, the heating unit 6 is located between the pressurizing pump 3 and the connection pipe 4. Like this, when using, the washing liquid pressurizes and flows out the back from force (forcing) pump 3 through force (forcing) pump 3, is heated the washing liquid by heating unit 6 again, and the washing liquid after the heating directly flows to cleaning head 5 through connecting pipe 4 to spout through cleaning head 5, avoid a large amount of calcareous deposits that the washing liquid heating back was appeared to deposit and pile up in force (forcing) pump 3, thereby cause the influence to the performance and the life of force (forcing) pump 3, and avoid long-term calcium that deposits to form secondary pollution to the washing liquid.

As shown in fig. 1, in the present embodiment, the flow rate detection unit 8 is located between the pressurizing pump 3 and the heating unit 6, and after the cleaning liquid is pressurized by the pressurizing pump 3 and flows out, the cleaning liquid flows through the flow rate detection unit 8 and then flows into the heating unit 6 to be heated. The position arrangement can ensure that the flow detection unit 8 can accurately and timely detect the amount of the cleaning liquid flowing into the heating unit 6. In addition, in other embodiments, the flow rate detection unit 8 may be located between the reservoir 1 and the pressurizing pump 3, and the flow rate detection unit 8 obtains the amount of the cleaning liquid flowing into the heating unit 6 by detecting the amount of the cleaning liquid flowing from the reservoir 1 into the pressurizing pump 3.

As shown in fig. 3, the heating unit 6 of the present embodiment includes a heating tube 61, and the heating tube 61 includes a quartz tube and an electric heating film covering the outer surface of the quartz tube. Specifically, two ends of the quartz tube are respectively communicated with the pressure pump 3 and the connecting tube 4, and the electric heating film is electrically connected with the control unit 7. When the cleaning liquid heating device is used, cleaning liquid pressurized by the pressure pump 3 flows through the hollow quartz tube and then flows into the connecting tube 4, and in the process of flowing through the quartz tube, the control unit 7 can control the electric heating film to be electrified and heated so as to heat the cleaning liquid in the quartz tube. As shown in fig. 3, the heating unit 6 further includes a protective casing 62, the quartz tube and the electric heating film are both located in the protective casing 62, so as to utilize the protective casing 62 to protect the quartz tube, especially the electric heating film, and avoid the electric heating film from directly exposing in the external environment, thereby avoiding potential safety hazards such as electric leakage. In the embodiment, the temperature of the cleaning liquid heated by the heating pipe 61 is controlled between 35 ℃ and 45 ℃.

As shown in fig. 3, the heating type oral cavity cleaning device with dry-heating prevention function in this embodiment further includes a temperature limiter 91, the temperature limiter 91 is electrically connected to the heating unit 6, and the temperature limiter 91 is connected in series with the heating unit 6. In the process of heating the cleaning liquid, when the temperature reaches the set value, the temperature limiter 91 is turned off, so that the heating unit 6 is turned off, thereby stopping heating. The heating unit 6 in this embodiment is connected to a power supply via a temperature limiter 91. In this embodiment, there are a plurality of temperature limiters 91, at least one temperature limiter 91 is a temperature fuse 911, and at least one temperature limiter 91 is a resettable temperature controller 912. The temperature fuse 911 and the resettable temperature controller 912 are both connected in series with the heating pipe 61, the temperature fuse 911 is arranged at the fire wire end of the heating pipe 61, the resettable temperature controller 912 is arranged at the zero wire end of the heating pipe 61, and the temperature limit of the temperature fuse 911 and the temperature limit of the resettable temperature controller 912 are different. When the temperature reaches the first set temperature value, the resettable temperature controller 912 is turned off, so that the heating unit 6 stops heating, and then the resettable temperature controller 912 is reset, and when the heating unit 6 is heated next time, the heating unit 6 can be normally started again, thereby reducing the product maintenance work. In the heating process, if the temperature reaches the second set temperature value, and the second set temperature value is greater than the first set temperature value, the temperature fuse 911 will be fused, so as to ensure that the heating unit 6 can be powered off in time. The temperature fuse 911 and the resettable temperature controller 912 are adopted in the embodiment, so that the heating pipe 61 can be effectively prevented from heating the cleaning liquid too high, a user is prevented from being scalded, the safety performance is improved, and the energy consumption is saved. In this embodiment, the thermal fuse 911 and the resettable temperature controller 912 are both located in the protective housing 62.

As shown in fig. 3, the protective housing 62 in this embodiment is tubular. And the heating unit 6 further includes a water inlet joint 63 installed at one end of the protective housing 62 and a water outlet joint 64 installed at the other end of the protective housing 62. The outlet of the pressure pump 3 is communicated with a water inlet connector 63, and the pressure pump 3 is communicated with one end of the heating pipe 61 through the water inlet connector 63; the connecting pipe 4 is communicated with the water outlet joint 64, and the other end of the heating pipe 61 is communicated with the connecting pipe 4 through the water outlet joint 64. In this embodiment, joint sealing rings 65 are disposed at the joint between the water inlet joint 63 and the protective casing 62 and at the joint between the water outlet joint 64 and the protective casing 62, so as to enhance the sealing performance at the two positions. The water inlet joint 63 is provided with a water inlet limiting groove 631, the water outlet joint 64 is provided with a water outlet limiting groove 641, the heating pipe 61 is positioned in the accommodating cavity between the protective shell 62, the water inlet joint 63 and the water outlet joint 64, two ends of the heating pipe 61 are respectively embedded in the water inlet limiting groove 631 and the water outlet limiting groove 641, the heating pipe 61 is clamped in the middle by the water inlet joint 63 and the water outlet joint 64 so as to limit the heating pipe 61 to move along the axial direction, and the heating pipe 61 can be limited to move along the radial direction by the water inlet limiting groove 631 and the water outlet limiting groove 641, so that the heating pipe 61 is fixedly installed in the protective shell 62. In this embodiment, the heating pipe sealing rings 66 are disposed between the side wall of the water inlet limiting groove 631 and the heating pipe 61 and between the side wall of the water outlet limiting groove 641 and the heating pipe 61, so as to enhance the sealing performance at these two positions. Thus, a closed cavity is formed among the inner wall of the water inlet joint 63, the inner wall of the protective shell 62, the water outlet joint 64 and the outer wall of the heating pipe 61, so that external water is prevented from entering the closed cavity, and influences are caused on the normal use of the electric heating film, the temperature fuse 911 and the resettable temperature controller 912. In this embodiment, the temperature sensors 67 are installed on the water inlet joint 63 and the water outlet joint 64, the temperature sensor 67 installed on the water inlet joint 63 is used for detecting the temperature of the cleaning liquid flowing into the heating pipe 61 through the water inlet joint 63, and the temperature sensor 67 installed on the water outlet joint 64 is used for detecting the temperature of the heated cleaning liquid flowing out of the heating pipe 61. Both temperature sensors 67 are electrically connected to the control unit 7. The two temperature sensors 67 constitute a temperature detection unit.

The pressurizing pump 3 is installed in the housing 2 in the present embodiment, the reservoir 1 is installed at the upper end of the housing 2, and the reservoir 1 is located above the pressurizing pump 3; the tank 1, the pressure pump 3, the casing 2, and the flow rate detection unit 8 constitute a main unit. The cleaning liquid that stores in the storage tank 1 flows into force (forcing) pump 3 to behind the force (forcing) pump 3 pressurization, heating unit 6 flows through, and heating unit 6 heats the cleaning liquid that flows through, and the cleaning liquid that flows out by heating unit 6 flows to cleaning head 5 through connecting pipe 4, and at last through cleaning head 5 blowout to clean the oral cavity. The control unit 7 in this embodiment is mounted inside the housing 2. The heating type oral cavity washing device with the dry-heating prevention function in the present embodiment further includes an operation unit 92 provided on the housing 2, and the operation unit 92 is used for setting a washing mode and setting a water temperature.

Specifically, when the flow rate detecting unit 8 detects no water flow or the water flow is smaller than a set value, which is preferably 50ml/min, the control unit 7 controls the heating unit 6 to stop heating. Meanwhile, the control unit 7 adjusts the power of the heating unit 6 according to the flow rate fed back by the flow rate detection unit 8 to heat the cleaning liquid to a set temperature. Heating formula oral cavity belt cleaning device in this embodiment can effectively prevent that heating unit 6 from continuing to burn futilely when there is not rivers, avoids extravagant energy and influences the security performance of product. The flow rate of the cleaning liquid can be more accurately obtained by the flow rate detection unit 8, so that the control unit 7 can more accurately calculate the energy required for heating and more accurately adjust the power of the heating pipe 61.

To sum up, the utility model discloses various shortcomings in the prior art have effectively been overcome and high industry value has.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a heating type oral cavity belt cleaning device with prevent dry combustion method function, includes storage tank (1) that is used for storing the washing liquid, casing (2), install in casing (2) and booster pump (3) that are linked together with storage tank (1), cleaning head (5) that are linked together through connecting pipe (4) and booster pump (3), heating unit (6) and with heating unit (6) electric connection's the control unit (7) that are used for heating the washing liquid, its characterized in that still includes flow detection unit (8), flow detection unit (8) can detect out the flow of the washing liquid that gets into heating unit (6), just flow detection unit (8) and control unit (7) electric connection.

2. The heated oral cavity washing device with dry-heating preventing function according to claim 1, characterized in that said heating unit (6) is located between the pressure pump (3) and the connecting pipe (4).

3. The heated oral cavity washing device with dry-heating prevention function according to claim 2, characterized in that the flow rate detecting unit (8) is located between the pressurizing pump (3) and the heating unit (6).

4. The heated oral cavity washing apparatus with dry-heating prevention function according to claim 1, characterized in that said flow rate detection unit (8) is located between the reservoir (1) and the pressurizing pump (3).

5. The heated oral cavity washing device with anti-dry heating function according to claim 1, characterized in that said heating unit (6) comprises a heating tube (61), said heating tube (61) comprises a quartz tube and an electrothermal film covering the outer surface of the quartz tube.

6. The heated oral cavity washing device with anti-dry heating function according to claim 5, characterized in that said heating unit (6) further comprises a protective casing (62), said quartz tube and said electrothermal film are both located in the protective casing (62).

7. The heated oral cavity washing device with dry burning prevention function according to claim 1, further comprising a temperature limiter (91), wherein the temperature limiter (91) is electrically connected with the heating unit (6), and the temperature limiter (91) is connected in series with the heating unit (6).

8. The heated oral cavity washing device with anti-dry heating function according to claim 7, characterized in that said temperature limiter (91) is plural, at least one temperature limiter (91) is a temperature fuse (911), and at least one temperature limiter (91) is a resettable temperature controller (912).