Novel breast pump and breast pumping system

Abstract

The utility model relates to a novel breast pump and a breast pumping system, the breast pump comprises a storage unit, a shell unit, a cover unit, a connecting unit, an adjusting unit, a butt joint unit, a cover body unit and a limiting unit, the storage unit is used for storing milk; the shell unit is detachably arranged at the top end of the storage unit and is communicated with the storage unit; the cover unit is detachably arranged at the top end of the shell unit and communicates with the shell unit and the external vacuum conveying device. The hand protection cover has the advantages that the relative position of the cover body unit in the storage unit can be adjusted by using the connecting unit and the adjusting unit in a matched mode, so that small-amplitude adjustment can be conducted according to using requirements, and hand ache caused by long-time same posture is relieved; by means of the limiting unit, the cover body unit is prevented from being excessively adjusted downwards, and the stability of the milk sucking process is guaranteed; and the cover body units with different specifications can be replaced by utilizing the butt joint unit, so that different users can be better adapted.

Description

Technical Field

[0001] The utility model relates to the technical field related to breast pumps, and in particular to a novel breast pump and a milk pumping system. Background Art

[0002] A breast pump is a tool used to squeeze out breast milk accumulated in the mammary glands. It is generally used when the baby cannot suck breast milk directly, or when the mother has nipple problems, or when she still wants to breastfeed despite working. Among them, breast pumps are divided into electric and manual types. The manual type is divided into press type, simple rubber ball suction method and syringe type. The electric type is divided into stimulating milk flow and non-stimulating milk flow, and is also divided into single pump, double pump and wearable type.

[0003] The current breast pump has a relatively simple structure. The breast shield is generally arranged integrally with the milk bottle at an angle. When pumping milk, the user needs to hold it for a long time. Often, due to the fixed angle, holding it for a long time can easily cause soreness. When the breast pump is moved, milk is prone to overflow, resulting in poor use effect.

[0004] Currently, no effective solution has been proposed for the problems in the related art that the angle of the breast shield is fixed, and long-term holding can easily cause soreness and milk overflow. Utility Model Content

[0005] The utility model aims to provide a novel breast pump and a breast pumping system to solve the problems in the related art that the breast shield has a fixed angle and is prone to soreness and milk overflow when held for a long time.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] In a first aspect, a novel breast pump is provided, comprising:

[0008] A storage unit, wherein the storage unit is used to store milk;

[0009] a shell unit, the shell unit being detachably disposed on the top of the storage unit and being in communication with the storage unit;

[0010] A cover unit, which is detachably disposed on the top of the shell unit and is respectively connected to the shell unit and an external vacuum conveying device;

[0011] A connecting unit, the connecting unit is arranged outside the shell unit and connected to the shell unit;

[0012] an adjusting unit, the adjusting unit being movably disposed inside the connecting unit and being in communication with the connecting unit, and being configured to reciprocate along the circumference of the connecting unit;

[0013] a docking unit, the docking unit being arranged on the adjusting unit and being in communication with the adjusting unit, and being configured to reciprocate along the circumferential direction of the connecting unit under the action of the adjusting unit;

[0014] a cover unit, the cover unit being detachably disposed on the docking unit and being in communication with the docking unit, and being configured to reciprocate along the circumference of the connecting unit under the action of the docking unit to fit the breast;

[0015] A limiting unit is arranged on the connecting unit and abuts against the docking unit to limit the movement range of the docking unit.

[0016] In some embodiments, the storage unit includes:

[0017] A storage element, the top end of which is detachably provided with the shell unit and is in communication with the shell unit, for storing milk.

[0018] In some of the embodiments, the shell element comprises:

[0019] a first shell element, the first shell element being detachably disposed on a top end of the storage unit and being in communication with the storage unit;

[0020] a second shell element, the second shell element being disposed on a top end of the first shell element and being detachably connected to the cover unit;

[0021] A first through-slot element, wherein the first through-slot element passes through the first shell element and is connected to the connecting unit.

[0022] In some of the embodiments, the cover unit comprises:

[0023] a cover element, the cover element being detachably disposed on the top end of the shell unit and being in communication with the shell unit;

[0024] A second through-slot element is provided to penetrate the cover element and is connected to an external vacuum conveying device.

[0025] In some embodiments, the connecting unit includes:

[0026] A connecting element, which is arranged outside the shell unit and is respectively connected to the shell unit and the limiting unit;

[0027] A first flow guiding element, which is disposed at a first end of the connecting element and is in communication with the shell unit;

[0028] A first regulating element is disposed at the second end of the connecting element, is communicated with the first drainage element, and is movably connected with the regulating unit.

[0029] In some embodiments, the adjusting unit includes:

[0030] a second adjusting element, which is movably disposed inside the connecting unit and connected to the docking unit, and is used to drive the docking unit to reciprocate along the circumference of the connecting unit;

[0031] A second flow guiding element is provided through the second adjusting element and is communicated with the connecting unit and the docking unit respectively.

[0032] In some of the embodiments, the docking unit comprises:

[0033] A first docking element, which is disposed on the adjusting unit and is detachably connected to the cover unit and abuts against the limiting unit, and is used to drive the cover unit to reciprocate along the circumference of the connecting unit under the action of the adjusting unit;

[0034] A third flow guiding element is provided through the first docking element and is communicated with the adjusting unit and the cover unit respectively.

[0035] In some of the embodiments, the cover unit comprises:

[0036] A second docking element, which is detachably disposed on the docking unit and communicated with the docking unit, and is used to reciprocate along the circumference of the connecting unit under the action of the docking unit;

[0037] A cover element, wherein the cover element is arranged on the second docking element and is connected with the second docking element, and is used for reciprocating along the circumference of the connecting unit under the action of the second docking element to fit the breast.

[0038] In some embodiments, the limiting unit includes:

[0039] A limiting element is provided on the connecting unit and abuts against the docking unit to limit the movement range of the docking unit.

[0040] In a second aspect, a breast pumping system is provided, comprising:

[0041] The breast pump as described in the first aspect;

[0042] a negative pressure delivery device, the negative pressure delivery device being in communication with the cover unit of the breast pump and being used for providing negative pressure;

[0043] A pressure detection device, the pressure detection device is connected to the negative pressure delivery device and is used to detect a negative pressure value;

[0044] A pressure memory device is connected to the negative pressure delivery device and is used to memorize the pressure value.

[0045] The utility model adopts the above technical solution, and compared with the prior art, has the following technical effects:

[0046] The utility model discloses a novel breast pump and a milk pumping system. The cover unit can be adjusted relative to the storage unit by using a connection unit and an adjustment unit, so that a small adjustment can be made according to the use needs to relieve the hand soreness caused by being in the same posture for a long time. The limit unit is used to avoid excessive downward adjustment of the cover unit, thereby ensuring the stability of the milk pumping process. The docking unit can be used to replace cover units of different specifications, so as to better adapt to different users. BRIEF DESCRIPTION OF THE DRAWINGS

[0047] Figure 1 is a schematic diagram of the three-dimensional structure of a breast pump according to an embodiment of the utility model;

[0048] Figure 2 is a schematic diagram of the internal structure of a breast pump according to an embodiment of the utility model;

[0049] Figure 3 is an exploded view of a breast pump according to an embodiment of the utility model;

[0050] Figure 4 is a schematic diagram of a three-dimensional structure of a storage unit according to an embodiment of the utility model;

[0051] Figure 5 is an exploded view of a shell element according to an embodiment of the utility model;

[0052] Figure 6 is a schematic diagram of the three-dimensional structure of a cover unit according to an embodiment of the utility model;

[0053] Figure 7 is a schematic diagram of the internal structure of a connecting unit according to an embodiment of the utility model;

[0054] Figure 8 is a schematic diagram of the internal structure of the adjustment unit according to an embodiment of the utility model;

[0055] Fig. 9 is a schematic diagram of the internal structure of a docking unit according to an embodiment of the utility model;

[0056] Fig.10 It is a schematic diagram of the three-dimensional structure of the cover unit according to an embodiment of the utility model;

[0057] Fig.11 is a schematic diagram of the three-dimensional structure of a limiting unit according to an embodiment of the utility model;

[0058] Fig.12 is a schematic structural diagram of a breast pumping system according to an embodiment of the utility model;

[0059] The accompanying drawings are numerals 100, a breast pump;

[0060] 110. storage unit; 111. storage element;

[0061] 120, shell unit; 121, first shell element; 122, second shell element; 123, first through-slot element;

[0062] 130, cover unit; 131, cover element; 132, second through-slot element;

[0063] 140. Connecting unit; 141. Connecting element; 142. First drainage element; 143. First regulating element;

[0064] 150. Adjustment unit; 151. Second adjustment element; 152. Second drainage element;

[0065] 160. docking unit; 161. first docking element; 162. third drainage element;

[0066] 170. Cover unit; 171. Second docking element; 172. Cover element;

[0067] 180, limit unit; 181, limit element;

[0068] 200. Negative pressure delivery device; 300. Pressure detection device; 400. Pressure memory device. DETAILED DESCRIPTION

[0069] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0070] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0071] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, but they are not intended to limit the present invention.

[0072] Example 1

[0073] This embodiment relates to a breast pump of the utility model.

[0074] like Figure 1 , Figure 2 , Figure 3 As shown, a novel breast pump 100 includes a storage unit 110, a shell unit 120, a cover unit 130, a connection unit 140, an adjustment unit 150, a docking unit 160, a cover unit 170 and a limit unit 180. The storage unit 110 is used to store milk; the shell unit 120 is detachably disposed at the top of the storage unit 110 and communicated with the storage unit 110; the cover unit 130 is detachably disposed at the top of the shell unit 120 and communicated with the shell unit 120 and an external vacuum conveying device respectively; the connection unit 140 is disposed outside the shell unit 120 and connected to the shell unit 120; the adjustment unit 150 is movably disposed inside the connection unit 140 and communicated with the connection unit 140, and is used to reciprocate along the circumference of the connection unit 140. movement; the docking unit 160 is arranged on the adjustment unit 150 and is connected with the adjustment unit 150, and is used to reciprocate along the circumference of the connecting unit 140 under the action of the adjustment unit 150; the cover unit 170 is detachably arranged on the docking unit 160 and is connected with the docking unit 160, and is used to reciprocate along the circumference of the connecting unit 140 under the action of the docking unit 160 to fit the breast; the limiting unit 180 is arranged on the connecting unit 140 and is in contact with the docking unit 160, and is used to limit the movement range of the docking unit 160.

[0075] like Figure 4 As shown, the storage unit 110 includes a storage element 111. The top of the storage element 111 is detachably provided with a shell unit 120 and is in communication with the shell unit 120 for storing milk.

[0076] In some embodiments, the storage element 111 includes a bottle body, a bottle mouth, and a first threaded groove. The bottle body is used to store milk; the bottle mouth is arranged at the top of the bottle body and communicates with the bottle body; the first threaded groove is arranged outside the bottle mouth and is detachably connected to the shell unit 120.

[0077] The size of the bottle mouth matches the size of the bottle body. Generally, the radial size of the bottle mouth is smaller than the radial size of the bottle body, and the axial size of the bottle mouth is smaller than the axial size of the bottle body.

[0078] The size of the first thread groove matches the size of the bottle mouth. Generally, the axial dimension of the first thread groove is equal to the axial dimension of the bottle mouth.

[0079] In some of the embodiments, the storage element 111 is made of plastic material, including but not limited to PC, PP, etc.

[0080] In some embodiments, the storage element 111 is a baby bottle.

[0081] like Figure 5 As shown, the shell unit 120 includes a first shell element 121, a second shell element 122 and a first through-slot element 123. The first shell element 121 is detachably disposed at the top of the storage unit 110 and communicates with the storage unit 110; the second shell element 122 is disposed at the top of the first shell element 121 and is detachably connected to the cover unit 130; the first through-slot element 123 is disposed through the first shell element 121 and is connected to the connection unit 140.

[0082] Specifically, the first shell element 121 is detachably disposed on the top end of the storage element 111 and is communicated with the storage element 111 .

[0083] More specifically, the first shell element 121 is detachably connected to the first thread groove and communicates with the bottle mouth.

[0084] The first shell element 121 is a hollow structure.

[0085] In some embodiments, the first shell element 121 includes a cylindrical shell, a first threaded tooth and a truncated cone shell. The cylindrical shell is detachably arranged at the top of the bottle mouth and communicated with the bottle mouth; the first threaded tooth is arranged inside the cylindrical shell and detachably connected with the first thread groove; the truncated cone shell is arranged at the top of the cylindrical shell and communicated with the cylindrical shell, the top of the truncated cone shell is provided with a second shell element 122, and the outside of the truncated cone shell is provided with a first through groove element 123.

[0086] The size of the cylindrical shell matches the size of the bottle mouth. Generally, the inner diameter of the cylindrical shell is equal to the outer diameter of the bottle mouth, and the axial dimension of the cylindrical shell is greater than the axial dimension of the bottle mouth.

[0087] The size of the first thread tooth matches the size of the first thread groove. Generally, the axial size of the first thread tooth is not less than the axial size of the first thread groove.

[0088] The size of the first thread tooth matches the size of the cylindrical shell. Generally, the axial size of the first thread tooth is not greater than the axial size of the cylindrical shell.

[0089] The size of the truncated cone shell matches the size of the cylindrical shell. Generally, the radial size (such as the maximum outer diameter and the maximum inner diameter) of the truncated cone shell is equal to the radial size (such as the outer diameter and the inner diameter) of the cylindrical shell, and the axial size of the truncated cone shell is not less than the axial size of the cylindrical shell.

[0090] In some of the embodiments, the first shell element 121 is made of plastic material, including but not limited to PC, PP, etc.

[0091] The second shell element 122 is a hollow structure.

[0092] The second shell element 122 has a circular cross-section.

[0093] The size of the second shell element 122 matches the size of the truncated cone shell. Generally, the radial size (such as the minimum outer diameter and the minimum inner diameter) of the second shell element 122 is equal to the radial size (such as the minimum outer diameter and the minimum inner diameter) of the truncated cone shell, and the axial size of the second shell element 122 is smaller than the axial size of the truncated cone shell.

[0094] In some of the embodiments, the second shell element 122 is fixedly connected to the first shell element 121 , including but not limited to being integrally formed.

[0095] In some of the embodiments, the second shell element 122 is made of plastic material, including but not limited to PC, PP, etc.

[0096] The cross section of the first through-groove element 123 is circular.

[0097] The size of the first through-groove element 123 matches the size of the truncated cone shell. Generally, the diameter of the first through-groove element 123 is smaller than the radial and axial dimensions of the truncated cone shell, and the axial dimension (such as depth) of the first through-groove element 123 is equal to the shell wall thickness of the truncated cone shell.

[0098] In some of the embodiments, the first through-channel element 123 is a first through hole.

[0099] like Figure 6 As shown, the cover unit 130 includes a cover element 131 and a second through-slot element 132. The cover element 131 is detachably disposed on the top of the shell unit 120 and communicates with the shell unit 120; the second through-slot element 132 penetrates the cover element 131 and is connected to an external vacuum conveying device.

[0100] Specifically, the cover element 131 is detachably disposed on the top end of the second shell element 122 and is communicated with the second shell element 122 .

[0101] The cover element 131 is a structure with a hollow bottom and a sealed top.

[0102] The size of the cover element 131 matches the size of the second shell element 122. Generally, the radial size (such as the maximum outer diameter and the maximum inner diameter) of the cover element 131 is equal to the radial size (such as the maximum outer diameter and the maximum inner diameter) of the second shell element 122, and the axial size of the cover element 131 is smaller than the axial size of the second shell element 122.

[0103] In some embodiments, the cover element 131 is detachably connected to the second shell element 122. For example, the cover element 131 is connected to the second shell element 122 by snap-fitting.

[0104] In some of the embodiments, the cover element 131 is made of plastic material, including but not limited to PC, PP, etc.

[0105] In some of the embodiments, the cover element 131 is a cover body.

[0106] The cross section of the second through-groove element 132 is circular.

[0107] The size of the second through-groove element 132 matches the size of the cover element 131. Generally, the diameter of the second through-groove element 132 is smaller than the radial size and axial size of the cover element 131, and the axial size (such as depth) of the second through-groove element 132 is equal to the cover wall thickness of the cover element 131.

[0108] In some embodiments, the second through-channel element 132 is a second through hole.

[0109] like Figure 7 As shown, the connection unit 140 includes a connection element 141, a first drainage element 142 and a first adjustment element 143. The connection element 141 is disposed outside the shell unit 120 and is respectively connected to the shell unit 120 and the stop unit 180; the first drainage element 142 is disposed at a first end of the connection element 141 and is in communication with the shell unit 120; the first adjustment element 143 is disposed at a second end of the connection element 141 and is in communication with the first drainage element 142 and is movably connected to the adjustment unit 150.

[0110] Specifically, the connecting element 141 is disposed inside the first through-groove element 123 and connected to the first shell element 121 ; the first drainage element 142 is in communication with the first shell element 121 .

[0111] More specifically, the connecting element 141 is connected to the frustoconical shell; and the first guide element 142 is in communication with the frustoconical shell.

[0112] The size of the connecting element 141 matches the size of the first through-groove element 123. Generally, the outer diameter of the connecting element 141 is equal to the diameter of the first through-groove element 123, and the axial dimension of the connecting element 141 is greater than the axial dimension of the first through-groove element 123.

[0113] In some of the embodiments, the connection element 141 is fixedly connected to the first shell element 121, including but not limited to hot-melt connection.

[0114] In some of the embodiments, the connecting element 141 is made of plastic material, including but not limited to PC, PP, etc.

[0115] In some of the embodiments, the connecting element 141 is a connecting head.

[0116] The cross section of the first guide element 142 is circular.

[0117] The size of the first flow guiding element 142 matches the size of the connecting element 141. Generally, the radial size of the first flow guiding element 142 is smaller than the diameter of the connecting element 141, and the axial size of the first flow guiding element 142 is smaller than the axial size of the connecting element 141.

[0118] In some embodiments, the first drainage element 142 is a first drainage hole.

[0119] The first adjusting element 143 is spherical.

[0120] The size of the first adjusting element 143 matches the size of the connecting element 141. Generally, the diameter of the first adjusting element 143 is smaller than the diameter and axial size of the connecting element 141.

[0121] The size of the first adjusting element 143 matches the size of the first guiding element 142. Generally, the diameter of the first adjusting element 143 is larger than the radial size and the axial size of the first guiding element 142.

[0122] In some of the embodiments, the first adjustment element 143 is an adjustment hole.

[0123] like Figure 8 As shown, the adjustment unit 150 includes a second adjustment element 151 and a second drainage element 152. The second adjustment element 151 is movably disposed inside the connection unit 140 and connected to the docking unit 160, and is used to drive the docking unit 160 to reciprocate along the circumference of the connection unit 140; the second drainage element 152 is disposed through the second adjustment element 151, and is communicated with the connection unit 140 and the docking unit 160 respectively.

[0124] Specifically, the second adjusting element 151 is movably disposed inside the first adjusting element 143 ; the second guiding element 152 is communicated with the first guiding element 142 .

[0125] The second adjusting element 151 is a spherical structure.

[0126] The size of the second adjustment element 151 matches the size of the first adjustment element 143. Generally, the diameter of the second adjustment element 151 is equal to the diameter of the first adjustment element 143.

[0127] In some of the embodiments, the second adjusting element 151 and the first adjusting element 143 are inseparable and rotationally connected.

[0128] In some of the embodiments, the second adjusting element 151 is made of plastic material, including but not limited to PC, PP, etc.

[0129] In some of the embodiments, the second adjustment element 151 is an adjustment ball.

[0130] The cross section of the second guide element 152 is circular.

[0131] The size of the second flow guiding element 152 matches the size of the second adjusting element 151. Generally, the radial size of the second flow guiding element 152 is smaller than the diameter of the second adjusting element 151, and the axial size of the second flow guiding element 152 is equal to the diameter of the second adjusting element 151.

[0132] The size of the second flow guiding element 152 matches the size of the first flow guiding element 142. Generally, the radial size of the second flow guiding element 152 is smaller than the radial size of the first flow guiding element 142, and the axial size of the second flow guiding element 152 is larger than the axial size of the first flow guiding element 142.

[0133] In some of the embodiments, the second drainage element 152 is a second drainage hole.

[0134] like Fig. 9 As shown, the docking unit 160 includes a first docking element 161 and a third drainage element 162. The first docking element 161 is arranged on the adjustment unit 150, and is detachably connected to the cover unit 170, and is in contact with the limit unit 180, and is used to drive the cover unit 170 to reciprocate along the circumference of the connection unit 140 under the action of the adjustment unit 150; the third drainage element 162 is arranged through the first docking element 161, and is respectively connected to the adjustment unit 150 and the cover unit 170.

[0135] Specifically, the first docking element 161 is disposed on the second adjusting element 151 and connected to the second adjusting element 151 ; the third drainage element 162 is communicated with the second drainage element 152 .

[0136] The cross section of the first docking element 161 is circular.

[0137] The size of the first docking element 161 matches the size of the second adjusting element 151. Generally, the radial size of the first docking element 161 is smaller than the diameter of the second adjusting element 151, and the axial size of the first docking element 161 is not smaller than the diameter of the second adjusting element 151.

[0138] In some of the embodiments, the first docking element 161 is fixedly connected to the second adjusting element 151, including but not limited to a hot melt connection.

[0139] In some embodiments, the first docking element 161 is made of plastic material, including but not limited to PC, PP, etc.

[0140] In some embodiments, the first docking element 161 is a first docking block.

[0141] The cross section of the third guide element 162 is circular.

[0142] In some embodiments, the third drainage element 162 includes a third drainage hole and a second thread groove. The third drainage hole is set through the first docking element 161 and is connected to the second drainage element 152 and the cover unit 170 respectively; the second thread groove is set inside the third drainage hole and is detachably connected to the cover unit 170.

[0143] The size of the third drainage hole matches the size of the first docking element 161. Generally, the diameter of the third drainage hole is smaller than the radial size of the first docking element 161, and the axial size of the third drainage hole is equal to the axial size of the first docking element 161.

[0144] The size of the third flow guiding hole matches the size of the second flow guiding element 152. Generally, the radial size of the third flow guiding hole is greater than the radial size of the second flow guiding element 152.

[0145] The size of the second thread groove matches the size of the third drainage hole. Generally, the axial size of the second thread groove is not greater than the axial size of the third drainage hole.

[0146] like Fig.10 As shown, the cover unit 170 includes a second docking element 171 and a cover element 172. The second docking element 171 is detachably arranged on the docking unit 160 and communicated with the docking unit 160, and is used to reciprocate along the circumference of the connection unit 140 under the action of the docking unit 160; the cover element 172 is arranged on the second docking element 171 and communicated with the second docking element 171, and is used to reciprocate along the circumference of the connection unit 140 under the action of the second docking element 171 to fit the breast.

[0147] Specifically, the second docking element 171 is detachably connected to the first docking element 161 and is communicated with the third drainage element 162 .

[0148] More specifically, the second docking element 171 is detachably connected to the second thread groove.

[0149] The second docking element 171 is a hollow structure.

[0150] In some embodiments, the second docking element 171 includes a second docking block and a second threaded tooth. The second docking block is detachably connected to the first docking element 161 and is respectively connected to the cover element 172 and the third drainage element 162; the second threaded tooth is arranged outside the second docking block and is detachably connected to the second thread groove.

[0151] The size of the second docking block matches the size of the third flow guiding element 162. Generally, the outer diameter of the second docking block is equal to the diameter of the third flow guiding element 162, and the axial dimension of the second docking block is greater than the axial dimension of the third flow guiding element 162.

[0152] The size of the second thread tooth matches the size of the second thread groove. Generally, the axial size of the second thread tooth is not greater than the axial size of the second thread groove.

[0153] The size of the second thread tooth matches the size of the second docking block. Generally, the axial size of the second thread tooth is not greater than the axial size of the second docking block.

[0154] In some embodiments, the second docking element 171 is made of plastic material, including but not limited to PC, PP, etc.

[0155] The cover element 172 is a conical structure. Specifically, the radial dimension of the cover element 172 increases from an end close to the second docking element 171 to an end away from the second docking element 171 .

[0156] The size of the cover element 172 matches the size of the second docking element 171. Generally, the radial size (such as the minimum outer diameter, the minimum inner diameter) of the cover element 172 is equal to the radial size (such as the outer diameter, the inner diameter) of the second docking block, and the axial size of the cover element 172 is greater than the axial size of the second docking block.

[0157] In some of the embodiments, the cover element 172 is fixedly connected to the second docking element 171, including but not limited to hot-melt connection.

[0158] In some of the embodiments, the cover element 172 is made of plastic material, including but not limited to PC, PP, etc.

[0159] In some of these embodiments, the shell member 172 is a breast shield.

[0160] like Fig.11 As shown, the limiting unit 180 includes a limiting element 181 . The limiting element 181 is disposed on the connecting unit 140 and abuts against the docking unit 160 to limit the movement range of the docking unit 160 .

[0161] Specifically, the limiting element 181 is disposed on the connecting element 141 and abuts against the first docking element 161 .

[0162] The cross section of the limiting element 181 is rectangular.

[0163] The size of the limiting element 181 matches the size of the connecting element 141. Generally, the width and height of the limiting element 181 are smaller than the radial size of the connecting element 141, and the length of the limiting element 181 is larger than the axial size of the connecting element 141.

[0164] The size of the limiting element 181 matches the size of the first docking element 161. Generally, the width of the limiting element 181 is greater than the radial dimension of the first docking element 161.

[0165] In some of the embodiments, the limiting element 181 is fixedly connected to the connecting element 141, including but not limited to hot-melt connection.

[0166] In some of the embodiments, the limiting element 181 is made of plastic material, including but not limited to PC, PP, etc.

[0167] In some of the embodiments, the limiting element 181 is a limiting plate.

[0168] The method of using the utility model is as follows:

[0169] (I) Connecting the negative pressure delivery device

[0170] The delivery hose of the external negative pressure delivery device is connected to the second through-groove element 132 .

[0171] (ii) Installing the cover element 172

[0172] According to the use requirements, the adapted cover element 172 is threadedly connected to the first docking element 161 through the second docking element 171 and communicated with the third drainage element 162 .

[0173] (III) Adjustment work

[0174] The cover element 172 drives the second adjustment element 151 to rotate correspondingly along the circumference of the first adjustment element 143 through the first docking element 161, thereby changing the relative position of the cover element 172;

[0175] During the process, the limiting element 181 is used to limit the second adjusting element 151 from excessively adjusting downward along the first adjusting element 143 .

[0176] The advantages of the utility model are that the cover unit can be adjusted relative to the storage unit by using the connection unit and the adjustment unit, so that small adjustments can be made according to the needs of use to relieve hand soreness caused by being in the same posture for a long time; the limit unit can avoid excessive downward adjustment of the cover unit, thereby ensuring the stability of the milk pumping process; the docking unit can be used to replace cover units of different specifications, so as to better adapt to different users.

[0177] Example 2

[0178] This embodiment relates to a breast pumping system of the utility model.

[0179] like Fig.12 As shown, a milk pumping system comprises the breast pump 100, the negative pressure delivery device 200, the pressure detection device 300 and the pressure memory device 400 as described in Example 1. The negative pressure delivery device 200 is connected to the cover unit 130 of the breast pump 100 to provide negative pressure; the pressure detection device 300 is connected to the negative pressure delivery device 200 to detect the negative pressure value; the pressure memory device 400 is connected to the negative pressure delivery device 200 to memorize the pressure value.

[0180] Specifically, the negative pressure delivery device 200 is in communication with the second through-channel element 132 .

[0181] In some embodiments, the negative pressure delivery device 200 is an electric breast pump.

[0182] In some of the embodiments, the pressure detection device 300 is a pressure sensor.

[0183] In some of the embodiments, the pressure memory device 400 is a pressure sensing memory.

[0184] The method of using the utility model is as follows:

[0185] (1) Vacuum technology produces negative pressure

[0186] An electrically driven pump is disposed inside the negative pressure delivery device 200, which forms a negative pressure environment by generating a vacuum technology. When the negative pressure delivery device 200 is connected to the second through-groove element 132, air is drawn out of the storage element 111, generating suction.

[0187] (ii) Breastfeeding

[0188] When the breast enters the shield element 172, the negative pressure draws the nipple in, so that the shield element 172 fits closely to the breast, forming an enclosed space for milk extraction.

[0189] (III) Negative pressure regulation

[0190] The pressure detection device 300 detects and displays the negative pressure value, so as to adjust the corresponding negative pressure degree of the negative pressure delivery device 200 according to the use requirements, and displays the working range of the negative pressure;

[0191] When the pressure is too high or too low, the pressure should be lowered, and the negative pressure delivery device 200 realizes pressure memory for different users through the pressure memory device 400.

[0192] The advantages of the utility model are that a negative pressure delivery device is used to provide vacuum technology to generate suction; a pressure detection device is used to detect and display the negative pressure value, so that the negative pressure value can be monitored during the milk sucking process, helping the user to better adjust the negative pressure value, thereby avoiding damage to the mammary gland and nipple caused by excessive pressure.

[0193] Among them, the negative pressure delivery device 200, the pressure detection device 300, and the pressure memory device 400 are existing technologies and will not be described in detail here.

[0194] The above description is only a preferred embodiment of the present invention, and does not limit the implementation mode and protection scope of the present invention. For those skilled in the art, it should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A new breast pump, characterized in that: include: A storage unit (110), wherein the storage unit (110) is used to store milk; a shell unit (120), the shell unit (120) being detachably disposed on a top end of the storage unit (110) and being in communication with the storage unit (110); a cover unit (130), the cover unit (130) being detachably disposed on the top end of the shell unit (120) and being respectively connected to the shell unit (120) and an external vacuum conveying device; A connecting unit (140), wherein the connecting unit (140) is arranged outside the shell unit (120) and connected to the shell unit (120); an adjusting unit (150), the adjusting unit (150) being movably disposed inside the connecting unit (140) and being in communication with the connecting unit (140) and configured to reciprocate along the circumference of the connecting unit (140); a docking unit (160), the docking unit (160) being arranged on the adjusting unit (150) and being in communication with the adjusting unit (150), and being configured to reciprocate along the circumferential direction of the connecting unit (140) under the action of the adjusting unit (150); a cover unit (170), the cover unit (170) being detachably arranged on the docking unit (160) and being in communication with the docking unit (160), and being configured to reciprocate along the circumference of the connection unit (140) under the action of the docking unit (160) so as to fit the breast; A limiting unit (180), wherein the limiting unit (180) is arranged on the connecting unit (140) and abuts against the docking unit (160) to limit the movement range of the docking unit (160).

2. The breast pump according to claim 1, characterized in that: The storage unit (110) comprises: A storage element (111), the top end of which is detachably provided with the shell unit (120) and is in communication with the shell unit (120) for storing milk.

3. The breast pump according to claim 1, characterized in that: The shell element (120) comprises: a first shell element (121), the first shell element (121) being detachably disposed on the top of the storage unit (110) and being in communication with the storage unit (110); a second shell element (122), the second shell element (122) being arranged at the top end of the first shell element (121) and being detachably connected to the cover unit (130); A first through-slot element (123), wherein the first through-slot element (123) passes through the first shell element (121) and is connected to the connecting unit (140).

4. The breast pump according to claim 1, characterized in that: The cover unit (130) comprises: a cover element (131), the cover element (131) being detachably disposed on the top end of the shell unit (120) and being in communication with the shell unit (120); A second through-groove element (132), wherein the second through-groove element (132) is disposed through the cover element (131) and is connected to an external vacuum conveying device.

5. The breast pump according to claim 1, characterized in that: The connecting unit (140) comprises: A connecting element (141), wherein the connecting element (141) is arranged outside the shell unit (120) and is respectively connected to the shell unit (120) and the limiting unit (180); A first flow guiding element (142), the first flow guiding element (142) being arranged at a first end of the connecting element (141) and being in communication with the shell unit (120); A first regulating element (143), wherein the first regulating element (143) is disposed at the second end of the connecting element (141), is communicated with the first drainage element (142), and is movably connected to the regulating unit (150).

6. The breast pump according to claim 1, characterized in that: The adjustment unit (150) comprises: a second adjusting element (151), the second adjusting element (151) being movably disposed inside the connecting unit (140) and connected to the docking unit (160), and being used to drive the docking unit (160) to reciprocate along the circumference of the connecting unit (140); A second flow guiding element (152), wherein the second flow guiding element (152) is disposed through the second adjusting element (151) and is respectively connected to the connecting unit (140) and the docking unit (160).

7. The breast pump according to claim 1, characterized in that: The docking unit (160) comprises: a first docking element (161), the first docking element (161) being arranged on the adjusting unit (150), being detachably connected to the cover unit (170), and being in contact with the limiting unit (180), and being used for driving the cover unit (170) to reciprocate along the circumference of the connecting unit (140) under the action of the adjusting unit (150); A third flow guiding element (162), wherein the third flow guiding element (162) is arranged to penetrate the first docking element (161) and is respectively connected to the adjustment unit (150) and the cover unit (170).

8. The breast pump according to claim 1, characterized in that: The cover unit (170) comprises: a second docking element (171), the second docking element (171) being detachably disposed on the docking unit (160) and being in communication with the docking unit (160), and being configured to reciprocate along the circumferential direction of the connecting unit (140) under the action of the docking unit (160); A cover element (172), wherein the cover element (172) is arranged on the second docking element (171) and is connected to the second docking element (171), and is used for reciprocating along the circumference of the connecting unit (140) under the action of the second docking element (171) to fit the breast.

9. The breast pump according to claim 1, characterized in that: The limiting unit (180) comprises: A limiting element (181), wherein the limiting element (181) is arranged on the connecting unit (140) and abuts against the docking unit (160) to limit the movement range of the docking unit (160).

10. A breast pumping system, characterized in that: include: The breast pump (100) according to any one of claims 1 to 9; A negative pressure delivery device (200), the negative pressure delivery device (200) being in communication with the cover unit (130) of the breast pump (100) and being used for providing negative pressure; A pressure detection device (300), the pressure detection device (300) is connected to the negative pressure delivery device (200) and is used to detect a pressure value; A pressure memory device (400), wherein the pressure memory device (400) is connected to the negative pressure delivery device (200) and is used to memorize the pressure value.

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