CN219880779U

CN219880779U - Ultrasonic cleaner with air chamber

Info

Publication number: CN219880779U
Application number: CN202320973545.5U
Authority: CN
Inventors: 孙凯; 宋冠瑶; 陈星卫
Original assignee: Ningbo Mechanical Electric Design & Research Institute Co ltd
Current assignee: Ningbo Mechanical Electric Design & Research Institute Co ltd
Priority date: 2023-04-24
Filing date: 2023-04-24
Publication date: 2023-10-24
Anticipated expiration: 2033-04-24

Abstract

The utility model provides an ultrasonic cleaner with an air chamber, which comprises a water tank, the air chamber, a pressure sensor and a control board; the first end of the air chamber is positioned above the central line of the second end of the air chamber, the central line of the first end of the air chamber is perpendicular to the central line of the second end of the air chamber, and a slope structure is arranged at the joint part of the first end of the air chamber and the second end of the air chamber; the second end of the air chamber is connected with an air chamber connecting port arranged on the side wall of the water tank, and the first end of the air chamber is connected with a pressure sensor; the arrangement part of the air chamber connecting port is higher than a drainage through hole arranged at the bottom of the water tank; the highest end of the air chamber is equal to or higher than the highest liquid level of the water tank; the control panel is electrically connected with the pressure sensor, the liquid inlet control device on the water inlet pipeline and the liquid discharge control device on the water outlet pipeline, and the working states of the liquid inlet control device and the liquid discharge control device are regulated and controlled according to the relation between the pressure signal obtained by the pressure sensor and the set liquid level. The ultrasonic cleaner has more accurate water level control.

Description

Ultrasonic cleaner with air chamber

Technical Field

The utility model relates to the field of ultrasonic cleaning equipment, in particular to an ultrasonic cleaning instrument with an air chamber.

Background

At present, a water adding control mode of a common ultrasonic cleaning instrument generally adopts switching value detection and pressure detection. Fig. 1 shows a scheme of detecting the switching value, and when the water level reaches a high level, the switch is controlled to stop water feeding. The problem of this scheme lies in that the water yield in the washing tank is fixed, can't satisfy the customer and correspond the demand that uses different water consumption according to the how many circumstances of handling article, is unfavorable for the water economy resource. Fig. 2 shows a scheme of using pressure detection, which controls a desired water level by generating different pressure values when detecting different water levels, but has a disadvantage in that a device for detecting pressure needs to use a thinner pipe when being connected to a water tank, water can be fed in and cannot be normally discharged, thereby leading to unstable values of each time of pressure detection and deviation of a control water level from an actual water level.

In view of this, the utility model provides a novel ultrasonic cleaner which can accurately control the water level and meet the different water consumption demands of users.

Disclosure of Invention

In order to solve the technical problems, the utility model provides an ultrasonic cleaner, wherein a water tank of the ultrasonic cleaner is connected to an air chamber and then connected to a pressure sensor from the air chamber, so that the water level control is more accurate. In addition, the structure of this ultrasonic cleaner can also realize different water level control's user demand.

The utility model provides an ultrasonic cleaner with an air chamber, which comprises a water tank with an upper opening, the air chamber, a pressure sensor and a control board; the water tank is connected with a water inlet pipeline and a water discharge pipeline, and the bottom of the water tank is provided with an ultrasonic generating element;

the first end of the air chamber is positioned above the central line of the second end of the air chamber, the central line of the first end of the air chamber is perpendicular to the central line of the second end of the air chamber, and a slope structure is arranged at the joint part of the first end of the air chamber and the second end of the air chamber; the second end of the air chamber is connected with an air chamber connecting port arranged on the side wall of the water tank near the bottom, and the first end of the air chamber is connected with a pressure sensor;

the bottom of the water tank is provided with a drainage through hole connected with a drainage pipeline, and the arrangement position of the air chamber connecting port is higher than the drainage through hole; the highest end of the air chamber is equal to or higher than the highest liquid level of the water tank;

the control panel is electrically connected or in signal connection with the pressure sensor, the liquid inlet control device on the water inlet pipeline and the liquid discharge control device on the water outlet pipeline, and the working states of the liquid inlet control device and the liquid discharge control device are regulated and controlled according to the relation between the pressure signal obtained by the pressure sensor and the set liquid level.

As one way, the first end of the air chamber is connected to the connecting pressure sensor through the air chamber extension tube, the air chamber adapter and the air chamber conduit in sequence;

the inner diameter of the air chamber extension pipe is larger than the outer diameter of the first end of the air chamber, one end of the air chamber extension pipe is in threaded connection or sleeved on the periphery of the first end of the air chamber, and the other end of the air chamber extension pipe is in threaded connection with the air chamber adapter through a cylindrical metal piece with threads on the inner periphery.

As one mode, the periphery of the port at the first end of the air chamber is provided with a plurality of circles of circumference-type protruding structures.

As one mode, the port at the second end of the air chamber passes through the water pipe fitting, the silica gel gasket and the air chamber of the water tank

The connection ports are connected; one end of the water pipe is connected with the inside of the second end of the air chamber in a threaded manner, and the port of the other end is attached to the port of the second end of the air chamber and is provided with a silica gel gasket.

As one mode, the air chamber adapter is an adapter with a 90-degree bend angle, the second end of the air chamber adapter is connected to the inner periphery of the metal piece, and the first end of the air chamber adapter is connected to the inner periphery of the air chamber conduit;

the end face of the metal piece, which is contacted with the air chamber extension tube, is coated with an adhesive for bonding and fixing.

As one mode, an anti-overflow port is provided on the side wall of the water tank near the opening, and the anti-overflow port is communicated to the water drain pipeline.

As one mode, the overflow preventing port, the air chamber connecting port and the water inlet are arranged on the same side wall of the water tank, and the height of the water inlet from the bottom of the water tank is positioned between the overflow preventing port and the air chamber connecting port; the water inlet is connected with an external water supply device through a water inlet pipeline provided with a water inlet valve.

As one way, the air chamber conduit and the drainage pipeline use silicone tubes; the joint of the air chamber conduit and the drainage pipeline is also fixed by adopting a binding belt.

As one mode, the pressure sensor comprises a base and a pipe joint, wherein the base is provided with a vent hole, the base is connected to the control panel, and the pipe joint is connected with the air chamber guide pipe.

The utility model has the following advantages:

1. the ultrasonic cleaning instrument with the air chamber is provided with the air chamber between the water tank and the pressure sensor, which is beneficial to realizing more accurate water level control.

2. The ultrasonic cleaning instrument with the air chamber is beneficial to meeting the use requirements of different water levels, and can be used for basic debugging and setting based on the structure without setting other complex structures.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate and do not limit the utility model.

Fig. 1 is a schematic explanatory view of a water level control method adopted by a conventional ultrasonic cleaning apparatus.

Fig. 2 is a schematic illustration of another water level control scheme employed by the conventional ultrasonic cleaning apparatus.

Fig. 3 is a schematic explanatory view of a water level control method of the ultrasonic cleaning apparatus having the air chamber of the present utility model.

Fig. 4 is a schematic structural view of an ultrasonic cleaning apparatus with an air chamber according to the present utility model.

Fig. 5 is a projection view seen from the left side of fig. 4.

Fig. 6 and 7 are schematic views of a structure of the air cell of the present utility model.

FIG. 8 is a schematic view of a pneumatic chamber adapter used in the present utility model.

Fig. 9 is a schematic diagram of a pressure sensor used in the present utility model.

Fig. 10 is a schematic view of a water pipe used in the present utility model.

Reference numerals:

001-high water level switching means; 002-low water level switching means; 003-catheter; 004-pressure sensor; MAX-high water level; MIN-low water level;

s1-control panel; s2, a pressure sensor; s21-pipe joint; s22, a vent hole; s23, a base; s3-a gas chamber conduit; s4-a drain pipe; s5, a drainage communicating piece; s6, an air chamber; s61, a first end of the air chamber; s62, a second end of the air chamber; s63-a slope structure; s64-a protruding structure; s7, an air chamber extension tube; s8, a metal piece; s9-an air chamber adapter; s91-an air chamber adapter first end; s92-a second end of the air chamber adapter; s10, a water tank; s11, overflow preventing opening; s12, a water inlet; s13, a water outlet; s14, a water inlet valve; s15, draining valve.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.

Example 1

As shown in fig. 3 to 9, the utility model provides an ultrasonic cleaning instrument with an air chamber, which comprises a water tank S10 with an opening at the upper part, an air chamber S6, a pressure sensor S2, a control board S1, a water inlet pipeline connected with the water tank S10 and provided with a water inlet control device, and a water discharge pipeline provided with a water discharge control device, wherein the bottom of the water tank S10 is provided with an ultrasonic generating element (a conventional element is not specifically shown in the figure);

the first end S61 of the air chamber is positioned above the central line of the second end S62 of the air chamber, the central line of the first end S61 of the air chamber is perpendicular to the central line of the second end S62 of the air chamber, and a slope structure S63 is arranged at the joint part of the first end S61 of the air chamber and the second end S62 of the air chamber; the second end S62 of the air chamber is connected with an air chamber connecting port arranged on the side wall of the water tank S10 near the bottom, and the first end S61 of the air chamber is connected with a pressure sensor S2;

the bottom of the water tank S10 is provided with a drainage through hole connected with a drainage pipeline, and the arrangement position of the air chamber connecting port is higher than the drainage through hole; the highest end of the air chamber S6 is equal to or higher than the highest liquid level (MAX) of the water tank S10;

the control panel S1 is electrically connected or in signal connection with the pressure sensor S2, the liquid inlet control device and the liquid discharge control device, and the working states of the liquid inlet control device and the liquid discharge control device are regulated and controlled according to the relation between the pressure signal obtained by the pressure sensor S2 and the set liquid level.

Specifically, the water inlet control device and the water discharge control device may employ a water inlet valve S14 and a water discharge valve S15.

The utility model ensures more accurate water level control by arranging the air chamber S6, and can be correspondingly arranged according to the requirements of different water consumption. When the device is started for the first time, debugging is carried out, and when water does not exist in the water tank S10, the value of the pressure sensor S2 is the lowest pressure value, and the control board S1 automatically records the data; to obtain the maximum pressure value, water needs to be added to the maximum water level, the pressure value is the maximum value, and the control board S1 automatically records the data. When the water level control device is normally used, the required water level is set, the water level value is converted into the pressure value after the control board S1 calculates, and the control board S1 controls water inflow according to the pressure value.

Further, the slope structure S63 of the air chamber S6 is more advantageous in that water inside thereof is rapidly discharged.

Specifically, as shown in fig. 4, 6-7, the air chamber first end S61 is connected to the connection pressure sensor S2 through the air chamber extension tube S7, the air chamber adapter S9, and the air chamber conduit S3 in this order.

The inner diameter of the air chamber extension tube S7 is larger than the outer diameter of the air chamber first end S61, one end of the air chamber extension tube S is in threaded connection or sleeved on the outer periphery of the air chamber first end S61, and the other end of the air chamber extension tube S is in threaded connection with the air chamber adapter S9 through a cylindrical metal piece S8 with threads on the inner periphery.

As an optimized mode, one or more circles of circumferential protruding structures S64 are arranged on the periphery of the port of the first end S61 of the air chamber, so that the connection is more stable and the air tightness is better.

As an optimized mode, the port of the second end S62 of the air chamber is connected with the air chamber connecting port on the water tank S10 through a silica gel gasket and a water pipe matched with the port. Therefore, the joint is tighter and the air tightness is better.

Fig. 10 shows an exemplary water pipe, one end of the water pipe is screwed into the second end S62 of the air chamber, the port of the other end is attached to the port of the second end S62 of the air chamber, and a plurality of silica gel gaskets are arranged on the surface of the port of the other end or/and the attachment position of the port of the second end S62 of the air chamber.

The arrangement of the air chamber extension tube S7 can better prevent water in the water tank S10 from entering the air chamber adapter S9 and the air chamber conduit S3, and the accuracy of water level control is ensured.

Specifically, as shown in fig. 8, the air chamber adapter S9 is an adapter having a 90 ° bend, the air chamber adapter second end S92 is connected to the inner periphery of the metal piece S8, and the air chamber adapter first end S91 is connected to the inner periphery of the air chamber duct S3.

In order to further strengthen the connection and ensure the air tightness, the end face of the metal piece S8 contacting the air chamber extension tube S7 can be further coated with an adhesive for bonding and fixing.

Specifically, the drain through hole is connected to the drain pipe S4 through the drain communication member S5 and the drain valve S15, and the drain port S13 of the drain pipe S4 is connected to an external drain device.

Specifically, as a further optimization scheme, an anti-overflow port S11 is arranged at a position, close to the edge of the opening, of the side wall of the water tank S10, and the anti-overflow port S11 is communicated to the drain pipe S4 through a pipeline. The advantage of this arrangement is that in case the ultrasonic cleaning instrument is out of control when adding water, a final safety effect is achieved, and water in the water tank S10 is prevented from overflowing.

Specifically, as one example, the overflow preventing port S11, the air chamber connection port, and the water inlet port S12 are provided on the same side wall of the water tank S10, and the height of the water inlet port S12 from the bottom of the water tank S10 is located between the overflow preventing port S11 and the air chamber connection port. The water inlet S12 is connected with an external water supply device through a water inlet pipeline provided with a water inlet valve S14.

The ultrasonic cleaning instrument has the conversion function of the air chamber, the air chamber S6 is basically level with the highest water level when being installed, when each time of liquid adding, the air compression in the air chamber S6 and the air chamber guide pipe S3 enables the pressure of the pressure sensor S2 to change, the height of the liquid does not exceed the air chamber S6, and when the set pressure value is reached, the control board S1 controls the water adding device to be closed; when the liquid is discharged, the caliber of the air chamber S6 is large, the liquid in the air chamber S6 can be smoothly discharged due to the design of a slope, the pressure sensor S2 is connected with the atmosphere, the minimum pressure is obtained, and at the moment, the control board S1 controls the drain valve S15 to be closed.

The ultrasonic generating element is a conventional element arranged on the ultrasonic cleaning instrument, can be used by purchasing any existing structure in the market, and can be installed by adopting a conventional technology without affecting the innovation points of the ultrasonic cleaning instrument to exert corresponding effects.

Specifically, the air chamber duct S3 and the drain duct S4 may employ silicone tubes. To further improve the air tightness and stability of the pipeline, a tie can be further used for fixing the connection part of the air chamber conduit S3 and the drain pipe S4.

As an example, the present utility model adopts a pressure sensor S2 shown in fig. 9, which includes a base S23 and a pipe joint S21, wherein a vent hole S22 is provided on the base S23, the base S23 is connected to a control board S1, and the pipe joint S21 is connected to a gas chamber conduit S3.

Specifically, in order to further improve the accuracy of the pressure test and ensure the accuracy of the water level control, an adhesive (e.g., adhesive 906) is applied to the outer periphery of the pipe joint S21 to seal and fix the pipe joint S21 when the pipe joint S21 is connected to the air chamber pipe S3. Further, an adhesive may be applied to the base S23, taking care of the portion avoiding the vent hole S22.

To assist in understanding the advantages of the present utility model, one working procedure for the ultrasonic cleaning apparatus of the present utility model is described below: when the device is started for the first time, debugging is carried out, and when water does not exist in the water tank S10, the value of the pressure sensor S2 is the lowest pressure value, and the control board S1 automatically records the data; to obtain the maximum pressure value, water needs to be added to the maximum water level, the pressure value is the maximum value, and the control board S1 automatically records the data. When the water level control device is normally used, the required water level is set, the water level value is converted into the pressure value after the control board S1 calculates, and the control board S1 controls water inflow according to the pressure value.

The second end S62 of the air chamber is connected with the low water level position of the side wall of the water tank S10, the first end S61 of the air chamber (the position higher than the second end S62 of the air chamber) is connected with the pressure sensor S2 through the air chamber conduit S3, and the pressure value obtained by the pressure sensor S2 is the lowest atmospheric pressure.

When a user needs to add liquid, the control board S1 regulates the water inlet valve S14 to be opened, water enters the water tank S10 from the water inlet S12, the air in the air chamber S6 is compressed due to the rising of the liquid level in the water tank S10, the pressure detected by the pressure sensor S2 changes, and when the liquid level is set by the user, the control board S1 regulates the water inlet valve S14 to be closed at the moment; during drainage, the control board S1 regulates the drain valve S15 to be opened, the drain pipe S4 is arranged at the bottom of the water tank S10, when the liquid is discharged, the liquid pressed into the air chamber S6 is smoothly emptied, the pressure sensor S2 is connected with the atmosphere through the air chamber S6, the pressure sensor S2 detects the lowest pressure value, the drain valve S15 is closed through the control board S1, and the complete process of liquid adding and draining is completed.

Although the embodiments of the present utility model are described above, the embodiments are only used for facilitating understanding of the present utility model, and are not intended to limit the present utility model. Any person skilled in the art can make any modification and variation in form and detail without departing from the spirit and scope of the present disclosure, but the scope of the present disclosure is to be determined by the appended claims.

Claims

1. An ultrasonic cleaner with an air chamber is characterized by comprising a water tank (S10) with an upper opening, an air chamber (S6), a pressure sensor (S2) and a control board (S1); the water tank (S10) is connected with a water inlet pipeline and a water outlet pipeline, and an ultrasonic generating element is arranged at the bottom of the water tank (S10);

the air chamber first end (S61) of the air chamber (S6) is positioned above the central line of the air chamber second end (S62), the central line of the air chamber first end (S61) is perpendicular to the central line of the air chamber second end (S62), and a slope structure (S63) is arranged at the joint part of the air chamber first end (S61) and the air chamber second end (S62); the second end (S62) of the air chamber is connected with an air chamber connecting port arranged on the side wall of the water tank (S10) near the bottom, and the first end (S61) of the air chamber is connected with a pressure sensor (S2);

the bottom of the water tank (S10) is provided with a drainage through hole connected with a drainage pipeline, and the arrangement position of the air chamber connecting port is higher than the drainage through hole; the highest end of the air chamber (S6) is equal to or higher than the highest liquid level of the water tank (S10);

the control board (S1) is electrically connected or in signal connection with the pressure sensor (S2), the liquid inlet control device on the water inlet pipeline and the liquid discharge control device on the water outlet pipeline, and the working states of the liquid inlet control device and the liquid discharge control device are regulated and controlled according to the relation between the pressure signal obtained by the pressure sensor (S2) and the set liquid level.

2. The ultrasonic cleaning instrument with a gas chamber according to claim 1, characterized in that a gas chamber first end (S61) is connected to a connection pressure sensor (S2) through a gas chamber extension tube (S7), a gas chamber adapter (S9) and a gas chamber conduit (S3) in this order;

the inner diameter of the air chamber extension tube (S7) is larger than the outer diameter of the air chamber first end (S61), one end of the air chamber extension tube is in threaded connection or sleeved on the outer periphery of the air chamber first end (S61), and the other end of the air chamber extension tube is in threaded connection with the air chamber adapter (S9) through a cylindrical metal piece (S8) with threads on the inner periphery.

3. The ultrasonic cleaning apparatus with the air chamber according to claim 1, wherein a plurality of circles of circumferential protruding structures (S64) are provided on the periphery of the port of the first end (S61) of the air chamber.

4. The ultrasonic cleaning instrument with the air chamber according to claim 1, wherein the port of the second end (S62) of the air chamber is connected with the air chamber connection port of the water tank (S10) through a water pipe fitting and a silica gel gasket; one end of the water pipe is connected with the inside of the second end (S62) of the air chamber in a threaded mode, and the port of the other end of the water pipe is attached to the port of the second end (S62) of the air chamber and is provided with a silica gel gasket.

5. The ultrasonic cleaning apparatus with a gas cell according to claim 2, wherein the gas cell adapter (S9) is an adapter having a 90 ° bend, the gas cell adapter second end (S92) is connected to the inner periphery of the metal piece (S8), and the gas cell adapter first end (S91) is connected to the inner periphery of the gas cell conduit (S3);

the end face of the metal piece (S8) contacting the air chamber extension tube (S7) is coated with an adhesive for bonding and fixing.

6. The ultrasonic cleaning apparatus with air chamber according to claim 1, wherein the ultrasonic cleaning apparatus is characterized in that the ultrasonic cleaning apparatus is formed by a water tank

The part of the side wall of the groove (S10) close to the opening is provided with an anti-overflow port (S11), and the anti-overflow port (S11) is communicated with a drainage pipeline.

7. The ultrasonic cleaning instrument with the air chamber according to claim 1, characterized in that the overflow preventing port (S11), the air chamber connecting port and the water inlet port (S12) are provided on the same side wall of the water tank (S10), and the height of the water inlet port (S12) from the bottom of the water tank (S10) is located between the overflow preventing port (S11) and the air chamber connecting port; the water inlet (S12) is connected with an external water supply device through a water inlet pipeline provided with a water inlet valve (S14).

8. The ultrasonic cleaning apparatus with a gas cell according to claim 2, characterized in that the gas cell conduit (S3) and the drain line are silicone tubes; the joint of the air chamber conduit (S3) and the drainage pipeline is also fixed by adopting a binding belt.

9. The ultrasonic cleaning instrument with the air chamber according to claim 1, characterized in that the pressure sensor (S2) comprises a base (S23) and a pipe joint (S21), a vent hole (S22) is provided on the base (S23), the base (S23) is connected to the control board (S1), and the pipe joint (S21) is connected to the air chamber conduit (S3).