Breast pump capable of automatically controlling suction force

Abstract

The utility model relates to the field of mother and baby products, and discloses a breast pump capable of automatically controlling suction force, which comprises a host and a controller, the host is electrically or wirelessly connected with the controller, the controller is provided with a pressing part and a strain gauge, the pressing part is positioned above the strain gauge, the strain gauge is provided with an induction part capable of elastically deforming, and the induction part is connected with the host. The pressing part and the sensing part are movably connected up and down. According to the utility model, the pressing part and the strain gauge are arranged on the controller and are matched, when a user presses the pressing part, the pressing part presses the strain gauge, so that the sensing part generates elastic deformation, the strain gauge converts the deformation degree into a corresponding pressure value and transmits the pressure value to the main machine, and the main machine outputs a corresponding suction force; a user can control the pressing force of the pressing part according to the self requirement and feeling, so that the suction force of the main machine is adjusted, the suction force is not limited to fixedly arranged gears, and the suction force can be freely adjusted within a certain suction force range.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of maternal and infant articles, specifically, relates to a breast pump with self-controlled suction force. BACKGROUND

[0002] A breast pump is a tool used to express milk that has accumulated in the mammary glands. If a baby is unable to suck milk from the breast or the mother and baby are separated (for example, the mother is unable to stay with the baby all the time due to work), a breast pump can be used to suck the milk in the breast out and store it in a feeding bottle. The feeding bottle is capped and stored in a refrigerator, and is taken out when the baby needs to drink milk. The existing breast pump host is provided with different gears, and the suction force of each gear is fixed. If the force of each gear is not suitable, the user cannot control the suction force according to his / her own needs. SUMMARY

[0003] To solve at least one of the above problems, the utility model provides a breast pump with self-controlled suction force, which comprises a host and a controller, the host and the controller are electrically connected or wirelessly connected, the controller is provided with a pressing component and a strain sheet, the pressing component is located above the strain sheet, an elastic deformation sensing part is arranged on the strain sheet, the pressing component and the sensing part are connected in an up-down manner, when the pressing component is pressed, the pressing component presses the sensing part, the sensing part elastically deforms and transmits the detected pressure value to the host, and the host controls the output suction force according to the pressure value.

[0004] Optionally, the pressing component comprises a silica gel cover and a support connected in an up-down manner, a pressing column is protruded at the bottom of the support, and the pressing column abuts against the sensing part.

[0005] Optionally, an installation block is protruded at the upper end of the support, the bottom of the silica gel cover is provided with an installation hole matched with the installation block, and the installation block is inserted into the installation hole to fix the support and the silica gel cover.

[0006] Optionally, the controller comprises a shell, an installation opening is formed at the upper end of the shell, a connecting ring is protruded at the sidewall of the installation opening, a connecting groove is arranged on the sidewall of the silica gel cover, and the connecting ring is limited in the connecting groove, so that the silica gel cover and the shell are connected.

[0007] Optionally, the controller is an ellipsoid, a recessed pressing part is arranged on the silica gel cover, and the pressing part is convenient for placing a finger.

[0008] Optionally, the controller is internally provided with a circuit board, the strain gauge is electrically connected with the circuit board, the circuit board is provided with a vibration switch and a wireless connection module which are electrically connected with each other, the wireless connection module is adapted to be wirelessly connected with the host, and when the vibration switch detects that the controller shakes, the wireless connection module is started and wirelessly connected with the host.

[0009] Optionally, the controller is internally provided with an inner shell lower cover, the circuit board is accommodated in the inner shell lower cover, and the inner shell lower cover is provided with a first buckle which is clamped with the edge of the circuit board.

[0010] Optionally, the inner shell lower cover is provided with a support portion, the top end of the support portion is provided with a limiting step, and the strain gauge is limited in the limiting step; the strain gauge is arranged above the circuit board and forms a gap between the strain gauge and the circuit board, so that the sensing portion is elastically deformed.

[0011] Optionally, the controller is internally provided with an inner shell upper cover, the inner shell lower cover is provided with a second buckle, the inner shell upper cover is provided with a clamping groove, and the second buckle is clamped with the clamping groove, so that the inner shell upper cover and the inner shell lower cover are overlapped.

[0012] Optionally, the host is internally provided with an air pump, an electromagnetic valve and a main control board, the electromagnetic valve is communicated with the air pump, and the electromagnetic valve is electrically connected with the main control board; when the pressing component is pressed, the strain gauge transmits the detected pressure value to the main control board, and the main control board controls the suction force of the air pump through the electromagnetic valve.

[0013] Compared with the prior art, the breast pump capable of automatically controlling the suction force in the utility model, by setting the pressing component and the strain gauge on the controller, when the user presses the pressing component, the pressing component presses the strain gauge, so that the sensing portion is elastically deformed, the strain gauge converts the deformation degree into a corresponding pressure value and transmits the pressure value to the host, the host outputs a corresponding suction force, the user can control the pressing force of the pressing component according to the own demand and feeling, so as to adjust the suction force of the host, and the utility model is not limited to fixed gears, and can be adjusted at will within a certain suction force range. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a structural view of the breast pump of the utility model embodiment;

[0015] Figure 2 It is a sectional view of the controller of the utility model embodiment;

[0016] Figure 3 It is an explosion view of the controller of the utility model embodiment;

[0017] Figure 4This is a structural diagram of the silicone cap according to an embodiment of the present invention;

[0018] Figure 5 This is a structural diagram of the bracket according to an embodiment of the present utility model;

[0019] Figure 6 This is a structural diagram of the strain gauge according to an embodiment of the present invention;

[0020] Figure 7 This is a structural diagram of the inner shell lower cover of an embodiment of the present utility model;

[0021] Figure 8 This is an internal structural diagram of the host computer according to an embodiment of the present utility model.

[0022] Explanation of reference numerals in the attached figures:

[0023] 1. Main unit; 11. Air pump; 12. Solenoid valve; 13. Main control board; 2. Controller; 21. Silicone cover; 211. Mounting hole; 212. Connecting groove; 213. Pressing part; 22. Bracket; 221. Mounting block; 222. Pressing column; 23. Strain gauge; 231. Sensing part; 24. Circuit board; 241. Vibration switch; 242. Battery; 25. Inner shell upper cover; 251. Slot; 26. Inner shell lower cover; 261. First buckle; 262. Second buckle; 263. Support part; 264. Limiting step; 27. Outer shell; 271. Mounting port; 272. Connecting ring. Detailed Implementation

[0024] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, the specific embodiments of this utility model will be described in detail below with reference to the accompanying drawings.

[0025] In the description of this utility model, it should be understood that the terms "upper" and "lower" indicate the orientation or positional relationship based on the orientation or positional relationship when the product is in normal use.

[0026] The terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. (See attached embodiments of this utility model.) Figure 3 The system uses a coordinate system XYZ, where the positive direction of the X-axis represents the left and the negative direction of the X-axis represents the right; the positive direction of the Y-axis represents the front and the negative direction of the Y-axis represents the back; and the positive direction of the Z-axis represents the top and the negative direction of the Z-axis represents the bottom.

[0027] This utility model embodiment provides a breast pump with controllable suction power, combined with Figures 1-8As shown, including host 1 and controller 2, the host 1 and the controller 2 are electrically connected or wirelessly connected, the controller 2 is provided with pressing component and strain gauge 23, the pressing component is located above the strain gauge 23, the strain gauge 23 is provided with elastically deformable sensing part 231, the pressing component and the sensing part 231 are connected in a top-down manner, when the pressing component is pressed, the pressing component presses the sensing part 231, the sensing part 231 elastically deforms and transmits the detected pressure value to the host 1, and the host 1 controls the size of the output suction force according to the pressure value.

[0028] As shown in the utility model, the breast pump with self-control suction force can be realized by setting the pressing component and the strain gauge 23 on the controller 2. Figure 1 And 2 When the user presses the pressing component, the pressing component presses the strain gauge 23, so that the sensing part 231 elastically deforms, and the strain gauge 23 converts the deformation degree into a corresponding pressure value and transmits it to the host 1, so that the host 1 outputs the corresponding suction force. The user can control the pressing force of the pressing component according to the demand and feeling, so as to adjust the suction force of the host 1, which is not limited to the fixed gear position, and can be adjusted arbitrarily within a certain suction force range.

[0029] Optionally, the pressing component comprises a silica gel cover 21 and a support 22 connected in a top-down manner, the bottom of the support 22 is provided with a pressing column 222, and the pressing column 222 abuts against the sensing part 231.

[0030] As shown in the utility model, the user can hold the controller 2 and press the silica gel cover 21 with fingers, and the strain gauge 23 detects different pressure values by controlling the pressing force of the fingers. Figure 5 And 6 In this embodiment, the host 1 receives the pressure value and sets the pressure value and the air pressure value of the air pump 11 in the host 1 according to the internal program, so as to output the corresponding suction force. The pressing column 222 is distributed at the left and right ends of the bottom of the support 22, and the sensing part 231 also has two, the pressing column 222 corresponds to the sensing part 231 one by one, so that the pressure transmitted by the support 22 to the strain gauge 23 is more stable.

[0031] Optionally, the upper end of the support 22 is provided with a mounting block 221, the bottom of the silica gel cover 21 is provided with a mounting hole 211 matched with the mounting block 221, and the mounting block 221 is inserted into the mounting hole 211 to fix the support 22 and the silica gel cover 21.

[0032] As shown in the utility model, the user can hold the controller 2 and press the silica gel cover 21 with fingers, and the strain gauge 23 detects different pressure values by controlling the pressing force of the fingers. Figure 4 And 5As shown, in this embodiment, the cross-section of the mounting block 221 is hexagonal, and the shape of the mounting hole 211 is adapted to the mounting block 221. The mounting block 221 and the mounting hole 211 are inserted and positioned.

[0033] Optionally, the controller 2 includes a housing 27, the upper end of which has an installation port 271, a connecting ring 272 protruding on the side wall of the installation port 271, and a connecting groove 212 on the side wall of the silicone cover 21, wherein the connecting ring 272 is located in the connecting groove 212 so that the silicone cover 21 and the housing 27 are connected.

[0034] Optionally, the controller 2 is an elliptical body, and the silicone cover 21 is provided with a recessed pressing part 213, which facilitates the placement of fingers.

[0035] like Figure 1 As shown, in this embodiment, the elliptical shape makes it easier for the user to hold the controller 2 in their hand, providing a better feel. The pressing part 213 has three recesses, allowing the user to press with their index, middle, and ring fingers respectively after holding the controller 2. There are also three mounting blocks 221, located below the three recesses, to smoothly transmit the pressing pressure from the user's three fingers to the pressing post 222.

[0036] Optionally, the controller 2 is provided with a circuit board 24, the strain gauge 23 is electrically connected to the circuit board 24, and the circuit board 24 is provided with a vibration switch 241 and a wireless connection module that are electrically connected to each other. The wireless connection module is adapted to wirelessly connect with the host 1. When the vibration switch 241 detects the shaking of the controller 2, the wireless connection module is activated and wirelessly connects with the host 1.

[0037] like Figure 2 and 3 As shown, in this embodiment, the wireless connection module can be a Bluetooth module, which connects to the main control board 13 in the host 1 via Bluetooth. The controller 2 also includes a battery 242, which is electrically connected to the circuit board 24 and provides power to the circuit board 24.

[0038] When controller 2 is shaken, vibration switch 241 detects the shaking and transmits a signal to circuit board 24. Circuit board 24 then controls the wireless connection module to start working, enabling the wireless connection module to wirelessly connect with the main control board 13 on host 1. This allows the pressure value detected by strain gauge 23 to be wirelessly transmitted to the main control board 13. When controller 2 remains stationary for an extended period, i.e., when vibration switch 241 does not detect shaking for a long time, it indicates that the user has finished using the device. At this time, controller 2 enters low-power mode, disconnects the wireless connection, and saves power.

[0039] Optionally, the controller 2 is internally provided with an inner shell lower cover 26, the circuit board 24 is accommodated in the inner shell lower cover 26, and the inner shell lower cover 26 is provided with a first buckle 261, which is buckled with the edge of the circuit board 24.

[0040] As shown in Figure 7 the present embodiment, the inner shell lower cover 26 is also provided with a mounting column, and the circuit board 24 is provided with a threaded hole, the mounting column and the threaded hole are connected by a bolt, further fixing the position of the circuit board 24 and preventing movement.

[0041] Optionally, the inner shell lower cover 26 is provided with a support portion 263, the top end of the support portion 263 is provided with a limiting step 264, the strain gauge 23 is limited in the limiting step 264, and the strain gauge 23 is arranged above the circuit board 24 and forms a gap with the circuit board 24, so that the sensing portion 231 deforms.

[0042] As shown in Figure 7 the present embodiment, the limiting step 264 limits the strain gauge 23 in the front-rear direction, the left-right direction and the lower direction, and the pressing column 222 limits the strain gauge 23 from above, so that the strain gauge 23 is fixed.

[0043] Optionally, the controller 2 is internally provided with an inner shell upper cover 25, the inner shell lower cover 26 is provided with a second buckle 262, the inner shell upper cover 25 is provided with a clamping groove 251, and the second buckle 262 and the clamping groove 251 are buckled, so that the inner shell upper cover 25 and the inner shell lower cover 26 are overlapped.

[0044] As shown in Figure 3 and 7 the present embodiment, the circuit board 24, the battery 242 and the strain gauge 23 are all accommodated between the inner shell upper cover 25 and the inner shell lower cover 26, and the bottom of the silica gel cover 21 abuts against the top of the inner shell upper cover 25. After the inner shell upper cover 25 and the inner shell lower cover 26 are overlapped, they are accommodated in the outer shell 27 together. The circuit board 24 is provided with a charging module, and the outer shell 27 is provided with a charging port matched with the charging module, so as to charge the controller 2.

[0045] Optionally, the main machine 1 is internally provided with an air pump 11, an electromagnetic valve 12 and a main control board 13, the electromagnetic valve 12 communicates with the air pump 11, and the electromagnetic valve 12 is electrically connected with the main control board 13; when the pressing component is pressed, the strain gauge 23 transmits the detected pressure value to the main control board 13, and the main control board 13 controls the suction force of the air pump 11 through the electromagnetic valve 12.

[0046] As shown in Figure 8As shown, in the present embodiment, the electromagnetic valve 12 is used to control the on-off of the air pump 11, and the main control board 13 and the circuit board 24 are connected wirelessly through a wireless connection module. When the strain gauge 23 detects the pressure value and transmits it to the main control board 13, the main control board 13 controls the suction force output by the air pump 11.

[0047] The breast pump further comprises a breast cup assembly (not shown), and the air pump 11 is in communication with the breast cup assembly and provides suction force for the breast cup assembly.

[0048] Although the present disclosure is disclosed as above, the protection scope of the present disclosure is not limited to this. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and these changes and modifications shall fall within the protection scope of the present disclosure.

Claims

1. A breast pump capable of self-controlling the suction size, characterized in that, The utility model provides a controller (2) and host computer (1) are connected, the controller (2) is equipped with pressing part and strain gauge (23), the pressing part is located the upper of strain gauge (23), and the strain gauge (23) is equipped with the inductive portion (231) of elastically deformable, the pressing part and the inductive portion (231) are connected, when pressing the pressing part, the pressing part presses the inductive portion (231), and the inductive portion (231) occurs elastically deformed and passes the pressure value detected to the host computer (1), and the host computer (1) controls the suction force size of output according to the pressure value.

2. The self-controllable suction strength breast pump according to claim 1, wherein, The pressing part includes a silica gel cover (21) and a bracket (22) connected in a top-to-bottom manner, the bottom of the bracket (22) is provided with a pressing column (222), and the pressing column (222) is in abutment with the inductive portion (231).

3. The self-controllable suction strength breast pump according to claim 2, wherein, The upper end of the bracket (22) is provided with a mounting block (221), the bottom of the silica gel cover (21) is provided with a mounting hole (211) matched with the mounting block (221), and the mounting block (221) is inserted into the mounting hole (211) to fix the bracket (22) and the silica gel cover (21).

4. The self-controllable suction strength breast pump according to claim 2, wherein, The controller (2) includes a shell (27), the upper end of the shell (27) is provided with a mounting opening (271), the side wall of the mounting opening (271) is provided with a connecting ring (272), the side wall of the silica gel cover (21) is provided with a connecting groove (212), the connecting ring (272) is limited in the connecting groove (212), so that the silica gel cover (21) and the shell (27) are connected.

5. The self-controllable suction strength breast pump according to claim 2, wherein, The controller (2) is an ellipsoid, the silica gel cover (21) is provided with a recessed pressing part (213), and the pressing part (213) is convenient for placing a finger.

6. The self-controllable suction strength breast pump according to claim 1, wherein, The controller (2) is provided with a circuit board (24), the strain gauge (23) and the circuit board (24) are electrically connected, the circuit board (24) is provided with a vibration switch (241) and a wireless connection module electrically connected with each other, the wireless connection module is adapted to be wirelessly connected with the host computer (1), when the vibration switch (241) detects that the controller (2) shakes, the wireless connection module is started and wirelessly connected with the host computer (1).

7. The self-controllable suction strength breast pump according to claim 6, characterized in that, The controller (2) is provided with an inner shell lower cover (26), the circuit board (24) is accommodated in the inner shell lower cover (26), the inner shell lower cover (26) is provided with a first buckle (261), and the first buckle (261) and the edge of the circuit board (24) are buckled.

8. The self-controllable suction strength breast pump according to claim 7, characterized in that, The inner shell lower cover (26) is provided with a support part (263), the top end of the support part (263) is provided with a limiting step (264), the strain gauge (23) is limited in the limiting step (264), the strain gauge (23) is arranged above the circuit board (24) and forms a gap between the circuit board (24), so that the inductive portion (231) deforms.

9. The self-controllable suction strength breast pump according to claim 7, wherein, The controller (2) is internally provided with an inner shell upper cover (25), the inner shell lower cover (26) is provided with a second buckle (262) in protrusion, the inner shell upper cover (25) is provided with a clamping groove (251), the second buckle (262) and the clamping groove (251) are clamped, so that the inner shell upper cover (25) and the inner shell lower cover (26) are covered.

10. The breast pump of any one of claims 1-9, wherein, The host (1) is internally provided with a gas pump (11), an electromagnetic valve (12) and a main control board (13), the electromagnetic valve (12) is communicated with the gas pump (11), the electromagnetic valve (12) and the main control board (13) are electrically connected, when the pressing part is pressed, the strain gauge (23) transmits the detected pressure value to the main control board (13), and the main control board (13) controls the suction force of the gas pump (11) through the electromagnetic valve (12).

Images