Soap dispenser

Abstract

A liquid soap dispenser comprises a main body, a liquid soap pump arranged in the main body, a liquid outlet nozzle communicated with the liquid soap pump arranged on the main body, a microswitch arranged in the main body and electrically connected with the liquid soap pump, a touch switch piece rotationally arranged on the main body, and a trigger key arranged between the touch switch piece and the microswitch and arranged on the main body. And when the touch switch sheet is pressed, the touch switch sheet acts on the microswitch through the trigger key so as to drive the liquid soap pump to start. According to the soap dispenser, the trigger key is arranged between the touch switch piece and the microswitch, when the touch switch piece is pressed, the touch switch piece acts on the microswitch through the trigger key so as to drive the soap liquid pump to be started, the trigger key can seal the gap between the touch switch piece and the microswitch, and therefore the touch switch piece is not prone to falling off. External water vapor can be prevented from entering the main body through the gap and reaching the microswitch; in addition, the touch switch sheet adopts the lever principle and is lengthened, and the rotating shaft is adopted to reduce the touch force, so that the touch resistance of the touch switch sheet can be reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of bathroom products, in particular to a soap dispenser. Background Art

[0002] Chinese patent document CN209315681U, published on August 30, 2019, discloses a soap dispenser switch structure, which relates to the field of bathroom products. A pump mechanism is housed within a housing, and a liquid outlet is provided on the housing, connected to the pump mechanism. The pump mechanism is connected to a control switch for activating the pump mechanism. The control switch is provided with a switch keypad, which includes a switch body and a pressure plate disposed outside the switch body for pressing with the back of the user's hand. The top of the switch body is hinged to the housing. A gap exists between the switch keypad and the control switch of this soap dispenser. External moisture can easily enter the housing through this gap and reach the control switch, potentially causing the control switch to short-circuit or trigger a safety hazard. Furthermore, the switch keypad has a high touch resistance, so a light touch of the switch keypad prevents the pump mechanism from dispensing liquid, making it inconvenient to use.

[0003] Therefore, further improvements are necessary. Utility Model Content

[0004] The purpose of the utility model is to provide a soap dispenser with simple structure, good waterproof effect, easy use, good user experience and strong practicality, so as to overcome the shortcomings of the prior art.

[0005] A soap dispenser designed for this purpose includes a main body, a soap pump is arranged in the main body, and a liquid outlet nozzle connected to the soap pump is arranged on the main body. The characteristics are: a micro switch is arranged in the main body, the micro switch is electrically connected to the soap pump, a touch switch piece is rotatably arranged on the main body, and a trigger button located between the touch switch piece and the micro switch is arranged on the main body. When the touch switch piece is pressed, it acts on the micro switch through the trigger button to drive the soap pump to start.

[0006] The utility model also includes a liquid box, a liquid extraction pipe is provided in the liquid box, a backflow prevention device is provided between the soap liquid pump and the liquid extraction pipe, an inner cavity connected to the soap liquid pump is provided in the backflow prevention device, a rolling ball is provided on the inner cavity, a tapered channel is provided at the lower part of the inner cavity, and a liquid inlet is provided below the channel; the rolling ball closes the liquid inlet when in a pending state; the rolling ball moves upward under the suction force of the soap liquid pump to open the liquid inlet, and the liquid extraction pipe is connected to the inner cavity through the liquid inlet; when the soap liquid pump is closed, the rolling ball moves downward along the channel to re-close the liquid inlet.

[0007] An intermediate channel is provided in the main body, and the soap liquid pump is connected to the liquid outlet nozzle through the intermediate channel. A foaming part is provided in the intermediate channel, and a disassembly and washing seat assembly is covered on the bottom of the intermediate channel. The disassembly and washing seat assembly is detachably installed on the main body, and the disassembly and washing seat assembly presses the foaming part into the intermediate channel.

[0008] A fixing frame is provided in the main body, the micro switch is installed on the fixing frame, and the trigger button is made of silicone material and is press-fitted between the main body, the touch switch sheet and the fixing frame.

[0009] The touch switch piece is in the shape of an elongated strip, with a rotating shaft provided at one end and a rotating hole provided on the main body. The rotating shaft rotates in conjunction with the rotating hole, and a pressing portion for pressing the touch switch piece is provided at the other end.

[0010] The touch switch sheet is provided with an action part. When the touch switch sheet is pressed, the action part acts on the trigger button so that the trigger button acts on the micro switch. The action part is arranged close to the rotating shaft and the pressing part is arranged away from the action part.

[0011] The backflow prevention device is installed on the main body and includes a seat body and a cover body. An inner cavity is formed between the seat body and the cover body. A limiting part is provided on the cover body, and the ball acts on the limiting part when it moves upward.

[0012] The seat body is connected with the liquid extraction pipe. The channel is arranged in the seat body, the width of which is larger at the top and smaller at the bottom. The liquid inlet is arranged at the lower part of the seat body.

[0013] The disassembly and washing seat assembly includes a disassembly and washing seat and a first sealing ring. A mounting position is provided in the main body, and the mounting position is provided below the middle channel. The disassembly and washing seat is sealed and fixed on the mounting position by the first sealing ring.

[0014] An electric control board and a battery are arranged in the main body, and the electric control board is electrically connected to the micro switch, the soap pump and the battery respectively.

[0015] The soap dispenser of the present invention provides a trigger button between the touch switch piece and the micro switch. When the touch switch piece is pressed, the trigger button acts on the micro switch to drive the soap pump to start. The trigger button can seal the gap between the touch switch piece and the micro switch, and can prevent external water vapor from entering the main body through this gap and reaching the micro switch. In addition, the touch switch piece is long and narrow, with a rotating shaft at one end and a pressing part at the other end. The touch switch piece adopts the lever principle and is lengthened, and a rotating shaft is used to reduce the touch force, which can reduce the touch resistance of the touch switch piece, so that the soap pump can be started to pump liquid by lightly touching the touch switch piece with the hand, making the soap dispenser more convenient to use and bringing a good experience to the user. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a cross-sectional view of a soap dispenser in one embodiment of the present invention.

[0017] Figure 2 This is a cross-sectional view of the soap dispenser in another aspect of an embodiment of the present invention.

[0018] Figure 3This is a partial structural diagram of a soap dispenser in one embodiment of the present invention.

[0019] Figure 4 This is a partial structural cross-sectional view of a soap dispenser in one embodiment of the present invention.

[0020] Figure 5 This is a front view of a soap dispenser in one embodiment of the present invention.

[0021] Figure 6 This is a schematic diagram of the overall structure of a soap dispenser in one embodiment of the present invention. DETAILED DESCRIPTION

[0022] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0023] See also Figures 1-6 The soap dispenser includes a main body 1, a soap pump 2 is provided in the main body 1, a liquid outlet nozzle 3 connected to the soap pump 2 is provided on the top of the main body 1, a micro switch 4 is provided in the main body 1, the micro switch 4 is electrically connected to the soap pump 2, a touch switch piece 5 is provided on the side of the main body 1, and a trigger button 6 is provided on the main body 1 between the touch switch piece 5 and the micro switch 4. When the touch switch piece 5 is pressed, the trigger button 6 acts on the micro switch 4 to drive the soap pump 2 to start, so that liquid can be discharged from the liquid outlet nozzle 3.

[0024] The invention also includes a liquid tank 7, a liquid pumping pipe connected to the liquid tank 7 is provided in the liquid tank 7, a backflow prevention device 9 is provided between the soap liquid pump 2 and the liquid pumping pipe 8, an inner cavity 10 connected to the soap liquid pump 2 is provided in the backflow prevention device 9, a rolling ball 11 is provided on the inner cavity 10, a tapered channel 34 is provided at the lower part of the inner cavity 10, and a liquid inlet 12 is provided below the channel 34; the rolling ball 11 closes (blocks) the liquid inlet 12 in the pending state; when the soap liquid pump 2 extracts liquid, the rolling ball 11 moves upward under the suction force of the soap liquid pump 2 to open the liquid inlet 12, and the liquid pumping pipe 8 is connected to the inner cavity 10 through the liquid inlet 12, so that the liquid The liquid in the box 7 can enter the soap pump 2; when the soap pump 2 is closed, the liquid in the soap pump 2 flows back, and the ball 11 moves downward along the channel 34 under the action of gravity to re-seal the liquid inlet 12, thereby blocking the backflow of the liquid; after a traditional soap dispenser has not been used for a few days, the liquid in the soap pump 2 flows back to the liquid box 7 due to the siphon principle, resulting in the next time it is used, it takes several seconds to pump the liquid to the liquid outlet 3, which brings a bad experience. In order to solve the liquid backflow, the above structure is designed so that the soap dispenser can quickly pump the liquid to the liquid outlet 3 when it is used again after a few days of not being used, which brings a better experience.

[0025] An intermediate channel 13 is integrally provided in the main body 1, and the soap pump 2 is connected to the liquid outlet 3 through the intermediate channel 13. A foaming part 14 is provided in the intermediate channel 13, and a detachable and washable seat assembly 15 is covered at the bottom of the intermediate channel 13. The detachable and washable seat assembly 15 is detachably mounted on the main body 1, and the detachable and washable seat assembly 15 presses the foaming part 14 into the intermediate channel 13; the liquid flowing through the intermediate channel 13 is foamed into rich foam by the foaming part 14, and then flows out through the liquid outlet 3, thereby facilitating the use of the user; when the foaming part 14 is aged or blocked, it needs to be removed and replaced or cleaned. By disassembling and washing the seat assembly 15, the foaming part 14 can be taken out to replace the foaming part 14 or to rinse the foreign matter on the foaming part 14. The foreign matter is the foreign matter remaining on the foaming part 14 after long-term use. The foreign matter mainly affects the foaming effect. After cleaning is completed, the foaming part 14 is put back into the middle channel 13 and then the disassembly and washing seat assembly 15 is pressed, which is convenient for replacing or cleaning the foaming part 14; the foaming part 14 is a foaming net, and foamy soap liquid can be output through the foaming part 14. If the foaming part 14 is not used, the foaming part 14 can be taken out to output non-foaming soap liquid.

[0026] A liquid pumping connecting pipe 29 and a liquid outlet connecting pipe 30 are provided on the side of the soap liquid pump 2 . The soap liquid pump 2 is connected to the middle channel 13 via the liquid pumping connecting pipe 29 , and the middle channel 13 is connected to the liquid outlet nozzle 3 via the liquid outlet connecting pipe 30 .

[0027] A fixing frame 16 is provided in the main body 1, and the micro switch 4 is mounted on the fixing frame 16. The fixing frame 16 is fixed to the main body 1 by screws. The trigger button 6 is made of silicone material and is press-fitted between the main body 1, the touch switch piece 5 and the fixing frame 16 to seal the gap between the touch switch piece 5 and the micro switch 4, thereby achieving a product sealing effect and playing a waterproof role.

[0028] The touch switch piece 5 is in an elongated shape, and a rotating shaft 17 is provided at its upper end. A rotating hole 19 is provided on the main body 1. The rotating shaft 17 rotates with the rotating hole 19. A pressing portion 18 for pressing the touch switch piece 5 is provided at the lower end of the touch switch piece 5. When the pressing portion 18 is pressed, the touch switch piece 5 rotates, so that the touch switch piece 5 acts on the trigger button 6 through the action portion 20; when the pressing portion 18 is released, the trigger button 6 elastically recovers, so that the touch switch piece 5 rotates and resets.

[0029] The touch switch sheet 5 is provided with an action portion 20. When the touch switch sheet 5 is pressed, the action portion 20 acts on the trigger button 6, so that the trigger button 6 is deformed and acts on the trigger portion 31 of the micro switch 4. The action portion 20 is arranged close to the rotating shaft 17, and the pressing portion 18 is arranged away from the action portion 20. The above structure adopts the principle of leverage, so that when the pressing portion 18 is lightly touched, the action portion 20 can act on the trigger button 6, thereby starting the soap liquid pump 2 to pump liquid.

[0030] The backflow prevention device 9 is installed on the main body 1 by screws. It includes a base body 21 and a cover body 22. An inner cavity 10 is formed between the base body 21 and the cover body 22. A limiting portion 23 is provided on the cover body 22. When the ball 11 moves upward, it acts on the limiting portion 23, thereby stopping the ball 11 from moving.

[0031] The bottom of the seat body 21 is connected to the liquid extraction tube 8. The channel 34 is set in the seat body 21. Its width is larger at the top and smaller at the bottom, so that when the soap pump 2 is closed, the ball 11 can move downward along the channel 34 under the action of gravity. The liquid inlet 12 is set at the lower part of the seat body 21.

[0032] A second sealing ring 32 is provided between the base 21 and the cover 22 . The second sealing ring 32 is used to seal the gap between the base 21 and the cover 22 to prevent the liquid on the inner cavity 10 from leaking into the main body 1 .

[0033] The disassembly and washing seat assembly 15 includes a disassembly and washing seat 24 and a first sealing ring 25. A mounting position 26 is integrally provided in the main body 1. The mounting position 26 is provided below the middle channel 13. The disassembly and washing seat 24 is sealed and fixed on the mounting position 26 by the first sealing ring 25 to press the foam part 14 into the middle channel 13. When disassembling the disassembly and washing seat assembly 15, it is only necessary to pull down the disassembly and washing seat assembly 15 to remove it from the mounting position 26.

[0034] The first sealing ring 25 and the second sealing ring 32 are silicone rings.

[0035] An electric control board 27 and a battery 28 are provided in the main body 1. The electric control board 27 is electrically connected to the micro switch 4, the soap liquid pump 2 and the battery 28 respectively. After the trigger button 6 acts on the micro switch 4, the micro switch 4 sends a signal to the electric control board 27, and the electric control board 27 controls the soap liquid pump 2 to start; when the trigger button 6 does not act on the micro switch 4, the electric control board 27 controls the soap liquid pump 2 to turn off; the battery 28 is used to power the soap liquid pump 2.

[0036] The top of the main body 1 is covered with a top cover 33 .

[0037] The above is a preferred embodiment of the present invention, which illustrates and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A soap dispenser, comprising a main body (1), a soap pump (2) provided in the main body (1), and a liquid outlet (3) connected to the soap pump (2) provided on the main body (1), characterized in that: A micro switch (4) is provided in the main body (1), the micro switch (4) is electrically connected to the soap pump (2), a touch switch piece (5) is rotatably provided on the main body (1), and a trigger button (6) is provided on the main body (1) between the touch switch piece (5) and the micro switch (4), and when the touch switch piece (5) is pressed, it acts on the micro switch (4) through the trigger button (6) to drive the soap pump (2) to start.

2. The soap dispenser according to claim 1, characterized in that: The invention also includes a liquid box (7), a liquid extraction pipe (8) is provided in the liquid box (7), a backflow prevention device (9) is provided between the soap liquid pump (2) and the liquid extraction pipe (8), an inner cavity (10) connected to the soap liquid pump (2) is provided in the backflow prevention device (9), a rolling ball (11) is provided on the inner cavity (10), a tapered channel (34) is provided at the lower part of the inner cavity (10), and a liquid inlet (12) is provided below the channel (34); the rolling ball (11) closes the liquid inlet (12) in a waiting state; the rolling ball (11) moves upward under the suction force of the soap liquid pump (2) to open the liquid inlet (12), and the liquid extraction pipe (8) is connected to the inner cavity (10) through the liquid inlet (12); when the soap liquid pump (2) is closed, the rolling ball (11) moves downward along the channel (34) to re-close the liquid inlet (12).

3. The soap dispenser according to claim 2, characterized in that: An intermediate channel (13) is provided in the main body (1), and the soap pump (2) is connected to the liquid outlet nozzle (3) through the intermediate channel (13). A foaming piece (14) is provided in the intermediate channel (13), and a detachable and washable seat assembly (15) is covered at the bottom of the intermediate channel (13). The detachable and washable seat assembly (15) is detachably mounted on the main body (1), and the detachable and washable seat assembly (15) presses the foaming piece (14) into the intermediate channel (13).

4. The soap dispenser according to claim 1, characterized in that: A fixing frame (16) is provided in the main body (1), the micro switch (4) is mounted on the fixing frame (16), the trigger button (6) is made of a silicone material, and the trigger button (6) is press-fitted between the main body (1), the touch switch sheet (5) and the fixing frame (16).

5. The soap dispenser according to claim 4, characterized in that: The touch switch piece (5) is in an elongated shape, and a rotating shaft (17) is provided at one end thereof. A rotating hole (19) is provided on the main body (1), and the rotating shaft (17) and the rotating hole (19) are rotatably matched. A pressing portion (18) for pressing the touch switch piece (5) is provided at the other end thereof.

6. The soap dispenser according to claim 5, characterized in that: An action portion (20) is provided on the touch switch sheet (5). When the touch switch sheet (5) is pressed, the action portion (20) acts on the trigger button (6), so that the trigger button (6) acts on the micro switch (4). The action portion (20) is provided close to the rotating shaft (17), and the pressing portion (18) is provided away from the action portion (20).

7. The soap dispenser according to claim 3, characterized in that: The backflow prevention device (9) is mounted on the main body (1) and comprises a seat body (21) and a cover body (22). An inner cavity (10) is formed between the seat body (21) and the cover body (22). A limiting portion (23) is provided on the cover body (22). When the ball (11) moves upward, it acts on the limiting portion (23).

8. The soap dispenser according to claim 7, characterized in that: The seat body (21) is connected to the liquid extraction pipe (8), the channel (34) is arranged in the seat body (21), the width of which is larger at the top and smaller at the bottom, and the liquid inlet (12) is arranged at the lower part of the seat body (21).

9. The soap dispenser according to claim 3, characterized in that: The disassembly and washing seat assembly (15) comprises a disassembly and washing seat (24) and a first sealing ring (25). A mounting position (26) is provided in the main body (1). The mounting position (26) is provided below the middle channel (13). The disassembly and washing seat (24) is sealed and fixed on the mounting position (26) through the first sealing ring (25).

10. The soap dispenser according to any one of claims 1 to 9, characterized in that: An electric control board (27) and a battery (28) are provided in the main body (1), and the electric control board (27) is electrically connected to the micro switch (4), the soap pump (2), and the battery (28) respectively.

Images