CN202409630U - Negative pressure strength adjusting device for breast pump - Google Patents
Negative pressure strength adjusting device for breast pump Download PDFInfo
- Publication number
- CN202409630U CN202409630U CN2011205696783U CN201120569678U CN202409630U CN 202409630 U CN202409630 U CN 202409630U CN 2011205696783 U CN2011205696783 U CN 2011205696783U CN 201120569678 U CN201120569678 U CN 201120569678U CN 202409630 U CN202409630 U CN 202409630U
- Authority
- CN
- China
- Prior art keywords
- gear
- cylinder
- negative pressure
- elastic tape
- humalactor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A negative pressure strength adjusting device for a breast pump is connected to a negative pressure generating cylinder of the breast pump and comprises a gear adjusting rubber band, a command generator and a gear receiver; the gear adjusting rubber band is movably sleeved on the cylinder and can be rotated radially; one end of the command generator is fixedly sleeved on the gear adjusting rubber band and can drive the gear adjusting rubber band to rotate; and the gear receiver is nested between the other end of the command generator and the cylinder and is fixedly connected with the cylinder. According to the negative pressure strength adjusting device for the breast pump, the negative pressure strength of the breast pump can be converted into electrical signals to be outputted and displayed, so that a user can adjust the negative pressure more conveniently; and the negative pressure strength adjusting device has the characteristics of high efficiency, convenience, simple structure and the like.
Description
Technical field
This utility model relates to the articles for daily use, particularly a kind of humalactor negative pressure intensity adjusting device.
Background technology
The operation principle of various electric breast pumps is similar; All be to generate negative pressure through the motion of motor-driven piston; The size of negative pressure is relevant with the cross-sectional area of the stroke of piston and sleeve diameter, all leaves a leakage hole on the sleeve usually, changes the size of negative pressure through the size that changes leakage hole.
Because the change of leakage hole size is the change of a physical quantity, so humalactor negative pressure intensity adjustments shows and just has a problem, promptly how the change of physical quantity is converted into the change of the signal of telecommunication.
The utility model content
The purpose of this utility model in order to solve the problems referred to above that prior art exists, provides a kind of humalactor negative pressure intensity adjusting device of scalable vacuum magnitude exactly.
To achieve these goals; This utility model has adopted following technical scheme: a kind of humalactor negative pressure intensity adjusting device; The negative pressure that is connected humalactor generates on the cylinder; Comprise gear adjusting elastic tape, instruction device and gear receptor; Gear is regulated the elastic tape movable set and on cylinder, can radially be rotated, and an end of instruction device is fixedly set in gear and regulates and can drive gear on the elastic tape and regulate elastic tape and rotate, and is fixedly connected between the other end that the gear receptor is nested in instruction device and the cylinder and with cylinder; Be inlaid with magnet steel in the instruction device, be inlaid with Hall element on the gear receptor, the corresponding setting of magnet steel with Hall element.
Described instruction device is cylindrical, and internal diameter is three sections stepped ramp types, one section and gear adjusting elastic tape coupling that internal diameter is less, and a side of stage casing inwall evenly has 5 sulculuses, is placed with magnet steel in the groove respectively; The stage casing of described gear receptor and instruction device is nested to link to each other; The outer wall of gear receptor one side has 5 sulculuses; Be placed with Hall element in the groove respectively; Each Hall element correspondingly is provided with and telecom-connects with the LCDs of humalactor respectively with each magnet steel is supporting respectively, and described gear is regulated one period less nested linking to each other of internal diameter of elastic tape and instruction device.
Described cylinder is provided with one section radially annular groove at the position that links to each other with gear adjusting elastic tape, and the inner chamber that an end of annular groove is provided with at least one leakage hole and cylinder connects; The inwall that described gear is regulated elastic tape is provided with an axial pass trough, and this axial pass trough can be communicated with the radially annular groove on the cylinder.
This utility model humalactor negative pressure intensity adjusting device can convert humalactor negative pressure intensity into signal of telecommunication output and show, makes the user to regulate vacuum magnitude more easily, has characteristics such as efficient, convenient, simple for structure.
Description of drawings
Fig. 1 is the overall structure sketch map of this utility model humalactor negative pressure intensity adjusting device;
Fig. 2 is the decomposition texture sketch map of this utility model humalactor negative pressure intensity adjusting device;
Fig. 3 is the structural representation of the related cylinder of this utility model;
Fig. 4, Fig. 5 are the structural representation of the instruction device in this utility model;
Fig. 6, Fig. 7 are the structural representation of the gear receptor in this utility model;
Fig. 8 is the structural representation that the gear in this utility model is regulated elastic tape.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment this utility model is elaborated.
Referring to Fig. 1, Fig. 2; Cooperation is referring to Fig. 3; The humalactor negative pressure intensity adjusting device of this utility model; The negative pressure that is connected humalactor generates on the cylinder 1, comprises gear adjusting elastic tape 2, instruction device 3 and gear receptor 4, and gear is regulated elastic tape 2 movable sets and on cylinder 1, can radially be rotated; One end of instruction device 3 is fixedly set in gear and regulates and can drive gear on the elastic tape 2 and regulate elastic tape and rotate, and is fixedly connected between the other end that gear receptor 4 is nested in instruction device 3 and the cylinder 3 and with cylinder.
Referring to Fig. 3, be provided with one section radially annular groove 11 regulating the position that elastic tape 2 links to each other on the related cylinder 1 in this utility model with gear, an end of annular groove is provided with the inner chamber perforation of at least one leakage hole 12 and cylinder.
Cooperation is referring to Fig. 4, Fig. 5, and the instruction device 3 in this utility model is cylindrical, and internal diameter is three sections stepped ramp types, one section 31 and gear adjusting elastic tape 2 couplings that internal diameter is less, and a side of stage casing 32 inwalls evenly has 5 sulculuses 33, is placed with magnet steel 5 in the groove respectively.
Cooperation is referring to Fig. 6, Fig. 7; 32 nested the linking to each other of stage casing of the gear receptor 4 and instruction devices in this utility model; The outer wall of gear receptor one side has 5 sulculuses 41; Be placed with Hall element 6 in the groove respectively, each Hall element correspondingly is provided with and telecom-connects with the LCDs of humalactor respectively with each magnet steel is supporting respectively.
Cooperation is referring to Fig. 8, and the inwall that the gear in this utility model is regulated elastic tape 2 is provided with an axial pass trough 21, and this axial pass trough 21 can be communicated with the radially annular groove 11 on the cylinder.Gear is regulated one period 31 less nested linking to each other of internal diameter of elastic tape 2 and instruction devices 3.
The operation principle of this utility model is, regulates elastic tape and regulates the size of leakage hole on the cylinder and carry out the adjusting of vacuum magnitude through being enclosed within gear on the cylinder.When rotation command device and gear adjusting elastic tape; The gear receptor is fixed, because the rotation of instruction device, the relative position of magnet steel and Hall element changes; Utilize Hall effect; Gear is regulated the different different combinations that form of angle that elastic tape rotates, and sends the different signals of telecommunication, converts rotational angle into the signal of telecommunication thus and shows.
The humalactor negative pressure intensity adjusting device of this utility model can change the sucking frequency of humalactor, improves the comfort level when inhaling breast, the size of flexible negative pressure.
Claims (3)
1. humalactor negative pressure intensity adjusting device; The negative pressure that is connected humalactor generates on the cylinder; It is characterized in that: comprise gear adjusting elastic tape, instruction device and gear receptor; Gear is regulated the elastic tape movable set and on cylinder, can radially be rotated, and an end of instruction device is fixedly set in gear and regulates and can drive gear on the elastic tape and regulate elastic tape and rotate, and is fixedly connected between the other end that the gear receptor is nested in instruction device and the cylinder and with cylinder; Be inlaid with magnet steel in the instruction device, be inlaid with Hall element on the gear receptor, the corresponding setting of magnet steel with Hall element.
2. humalactor negative pressure intensity adjusting device as claimed in claim 1; It is characterized in that: described instruction device is cylindrical, and internal diameter is three sections stepped ramp types, one section and gear adjusting elastic tape coupling that internal diameter is less; One side of stage casing inwall evenly has 5 sulculuses, is placed with magnet steel in the groove respectively; The stage casing of described gear receptor and instruction device is nested to link to each other; The outer wall of gear receptor one side has 5 sulculuses; Be placed with Hall element in the groove respectively; Each Hall element correspondingly is provided with and telecom-connects with the LCDs of humalactor respectively with each magnet steel is supporting respectively, and described gear is regulated one period less nested linking to each other of internal diameter of elastic tape and instruction device.
3. humalactor negative pressure intensity adjusting device as claimed in claim 1 is characterized in that: described cylinder is provided with one section radially annular groove at the position that links to each other with gear adjusting elastic tape, and the inner chamber that an end of annular groove is provided with at least one leakage hole and cylinder connects; The inwall that described gear is regulated elastic tape is provided with an axial pass trough, and this axial pass trough can be communicated with the radially annular groove on the cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205696783U CN202409630U (en) | 2011-12-30 | 2011-12-30 | Negative pressure strength adjusting device for breast pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205696783U CN202409630U (en) | 2011-12-30 | 2011-12-30 | Negative pressure strength adjusting device for breast pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202409630U true CN202409630U (en) | 2012-09-05 |
Family
ID=46734425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205696783U Expired - Fee Related CN202409630U (en) | 2011-12-30 | 2011-12-30 | Negative pressure strength adjusting device for breast pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202409630U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103182104A (en) * | 2011-12-30 | 2013-07-03 | 上海理工大学 | Adjusting device for negative pressure intensity of breast pump |
-
2011
- 2011-12-30 CN CN2011205696783U patent/CN202409630U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103182104A (en) * | 2011-12-30 | 2013-07-03 | 上海理工大学 | Adjusting device for negative pressure intensity of breast pump |
| CN103182104B (en) * | 2011-12-30 | 2015-06-17 | 上海理工大学 | Adjusting device for negative pressure intensity of breast pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20121230 |