CN1750204A - Detecting capsule micro magnetic control switch for full digestive tract physiological parameter - Google Patents
Detecting capsule micro magnetic control switch for full digestive tract physiological parameter Download PDFInfo
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- CN1750204A CN1750204A CN 200510028454 CN200510028454A CN1750204A CN 1750204 A CN1750204 A CN 1750204A CN 200510028454 CN200510028454 CN 200510028454 CN 200510028454 A CN200510028454 A CN 200510028454A CN 1750204 A CN1750204 A CN 1750204A
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- permanent magnet
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Abstract
A micro-magnetic control switch for a whole digestive tract physiological parameter detecting capsule is composed of a switch built-in part and a control part, in which, the right and left end covers of a magnetic conductor and an insulating shell constitute a cylindrical frame structure and a magnet movable right and left is clearance fit in the frame, the left end of it is the N pole and the outer surface of the magnet and the left side of the right end cover are coated with silver as the conducting medium. In the control part, the magnet and magnet collection units at both sides are inserted and fixed in the frame with right and left shells. When the left unit of the N pole is close to the right or left end of the built-in part, the open or close of the switch is realized and kept stable, while the right is close to it, the cutoff of the switch is realized and kept stable.
Description
Technical field
The present invention relates to a kind of detecting capsule micro magnetic control switch for full digestive tract physiological parameter, this device is based on magnetic signature, interaction by the inner permanent magnet of " switching control section " and " the built-in part of switch " drives and stable contact, the noncontact of realization electronic circuit is opened and is closed, and is suitable for the Push And Release of the electronic system circuitry of totally-enclosed and sealing.Belong to the mechanical ﹠ electrical technology field.
Background technology
Current application is " rod-type (stem) " or leaf spring switch the most widely, and the principle of such switch is under parallel or external force effect perpendicular to above-mentioned bar or reed, and bar or reed motion make the contact of two contacts realize the closure of electronic circuit; Above-mentioned bar of reverse operating or reed owing to the elastic force of bar or reed is returned to initial position, make the contact separately realize opening of electronic circuit.Such switch belongs to touch switch, closed action must could realize by external force and joystick, obviously this principle is for totally-enclosed and sealed electronic system, " all-digestive tract microencapsulation shape no-wound insertion type diagnostic and examination system " especially (patent No.: ZL02137054.0) switching of this electron-like circuit system is unaccommodated, because system is totally-enclosed and the requirement of sealing can't the manipulation bar.Patent " magnetic microswitch and manufacture method thereof (publication number is CN 1198581A) " has been introduced a kind of micro magnetic switch, this switch critical piece is two reeds, the overlapping of two reeds partly has air-gap, two reeds close up under the effect of magnetic field force, make the contact be in contact with one another the closure that realizes electronic circuit, when no magnetic field force is done the time spent, owing to the elasticity of reed itself returns to the home position, thereby two contacts separately make electronic circuit be in off-state.Thought according to this patent, in order to make circuit keep on-state, then confining force is that magnetic force is essential, magnetic force has not existed, then current state changes at once, and obviously this device is not suitable for the miniature totally-enclosed and sealing of " all-digestive tract microencapsulation shape no-wound insertion type diagnostic and examination system " this class, needs the open and close of two stable state electronic system circuitry of open and close.
Summary of the invention
The objective of the invention is at deficiency of the prior art, develop a kind of miniature magnetic switch that is applicable to all-digestive tract physiological parameter detecting capsule, to satisfy needs totally-enclosed and the contactless control that sealing, particularly miniature totally-enclosed and sealed electrical subsystem circuit open and close.
For realizing this purpose, the present invention has considered the structure of " all-digestive tract microencapsulation shape no-wound insertion type diagnostic and examination system " and has used particularity, make contactless miniature magnetic switch based on the magnet same sex is repelled each other, there is a natural attraction between the sexes principle and special structural design, comprised built-in part of switch and switching control section.In the built-in part of switch, the left and right sides end cap of magnetic conduction and insulation crust constitute the cylindrical frame structure, but the framework internal clearance cooperates the permanent magnet of placing move left and right, the left end of permanent magnet is that the N utmost point, right-hand member are the S utmost point, and the outer surface of permanent magnet and the left side of right end cap are all silver-plated as connecting the conducting medium; In the switching control section, the poly-magnetic spare at permanent magnet and two ends thereof is inserted in the framework that is made of left and right sides shell fixing together, when left end or the right-hand member of the poly-magnetic spare in the left side of N polarity near the built-in part of switch, can realize switch closure and keep stable closure state, when the poly-magnetic spare in the right side of S polarity near the time realize that then switch disconnects and keeps stable off-state.
Built-in part of switch among the present invention and switching control section concrete structure are:
The built-in part of switch is made up of left end cap, right end cap, right end cap silver coating, shell, permanent magnet, permanent magnet appearance silver coating, lead solder joint, lead, outer lead solder joint, outer lead.Left end cap and right end cap are made by permeability magnetic material, and the shell that left end cap, right end cap and insulating material are made is connected, and constitute the cylindrical frame structure, the framework internal clearance cooperates places permanent magnet, the permanent magnet left end is the N utmost point, and right-hand member is the S utmost point, can be in framework move left and right.The outer surface of permanent magnet and the left side of right end cap are all silver-plated as connecting the conducting medium, can realize low resistance contact.Permanent magnet left end surface makes the lead solder joint, and lead is drawn and passed from left end cap from the lead solder joint, and the right side of right end cap makes the outer lead solder joint, and outer lead is drawn from the outer lead solder joint.
Switching control section is made up of the poly-magnetic spare in the left side at permanent magnet and two ends thereof, right poly-magnetic spare, the permanent magnet left end N utmost point links to each other with the poly-magnetic spare in a left side, the right-hand member S utmost point links to each other with the poly-magnetic spare in the right side, the poly-magnetic spare at permanent magnet and two ends thereof is inserted in the framework that is made of left shell and right casing fixing together, makes N pole marks note on the poly-magnetic spare in a left side.
Detecting capsule micro magnetic control switch for full digestive tract physiological parameter operation principle of the present invention is: when the permanent magnet of the built-in part of switch and left end cap adhesive, at this moment there is not the conducting of connection medium between permanent magnet right-hand member and the right end cap left surface, switch is realized disconnecting, and keeps stable off-state.Want Closing Switch only " switching control section " need be had the left end or the right-hand member of a termination nearly " the built-in part of switch " of N pole marks note, since between permanent magnet interaction, the permanent magnet of " the built-in part of switch " move to right and with the right end cap adhesive of making by permeability magnetic material, switch is realized closed, and keeps stable closure state.If will open switch, only needing does not have an end of N pole marks note approaching with the left end or the right-hand member of " the built-in part of switch " with " switching control section ", at this moment the permanent magnet of " the built-in part of switch " move to left and with the left end cap adhesive of making by permeability magnetic material, switch is realized disconnecting, and keeps stable off-state.
The present invention is directed to the structure of " all-digestive tract microencapsulation shape no-wound insertion type diagnostic and examination system " and use particularity, based on the principle that the magnet same sex is repelled each other, there is a natural attraction between the sexes, the contactless magnetic remote control microswitch of special construction has been made in design, to realize the opening and closing of the miniature totally-enclosed and sealing system built-in power of " all-digestive tract microencapsulation shape no-wound insertion type diagnostic and examination system " this class, has very big flexibility.The present invention has cancelled the spring structure that existing electric switch generally adopts, can be according to the real application systems designed size, have simple in structure, component part is few, debugging is easy, the characteristics of reliable operation, long service life, adapt to and produce in batches, also can be applied to the folding control of other MEMS (MEMS (micro electro mechanical system)) or common machine electric system built-in power, remedy the limitation and the deficiency of traditional mechanical formula or other touch switches.
Description of drawings
Fig. 1 is " the built-in part of switch " cross-sectional view of detecting capsule micro magnetic control switch for full digestive tract physiological parameter of the present invention.
Among Fig. 1,1 is left end cap, and 2 is shell, and 3 is permanent magnet appearance silver coating, and 4 is permanent magnet, and 5 is the right end cap silver coating, and 6 is right end cap, and 7 is outer lead, and 8 is the outer lead solder joint, and 9 is the lead solder joint, and 10 is lead.
Fig. 2 is " switching control section " cross-sectional view of detecting capsule micro magnetic control switch for full digestive tract physiological parameter of the present invention.
Among Fig. 2,11 are N pole marks note, and 12 is the poly-magnetic spare in a left side, and 13 is left shell, and 14 is right casing, and 15 are the control permanent magnet, and 16 is right poly-magnetic spare.
Embodiment
Below in conjunction with accompanying drawing technical scheme of the present invention is described in detail.
Detecting capsule micro magnetic control switch for full digestive tract physiological parameter provided by the invention comprises built-in part of switch and switching control section.
The built-in part-structure of switch is formed as shown in Figure 1, is made up of left end cap 1, right end cap 6, right end cap silver coating 5, shell 2, permanent magnet 4, permanent magnet appearance silver coating 3, lead solder joint 9, lead 10, outer lead solder joint 8, outer lead 7.Left end cap 1 and right end cap 6 are made by permeability magnetic material, and shell 2 adopts the insulating material manufacturings, and left end cap 1, right end cap 6 are connected with shell 2, constitute the cylindrical frame structure.The permanent magnet 4 that the framework internal clearance cooperate to be placed can be in framework move left and right, permanent magnet 4 left ends are the N utmost point, right-hand member is the S utmost point.The left side of the outer surface of permanent magnet 4 and right end cap 6 has all been plated silver-colored in connecting the conducting medium, realizes low resistance contact by permanent magnet outer surface silver coating 3 and right end cap silver coating 5.Permanent magnet 4 left ends surface makes lead solder joint 9, and lead 10 is drawn and passed from left end cap 1 from lead solder joint 9.The right side of right end cap 6 makes outer lead solder joint 8, and outer lead 7 is drawn from outer lead solder joint 8.
Switching control section structure among the present invention is formed as shown in Figure 2, is made up of with permanent magnet 15, right poly-magnetic spare 16 N pole marks note 11, the poly-magnetic spare 12 in a left side, left shell 13, right casing 14, control.Make N pole marks note 11 on the poly-magnetic spare 12 in a left side, control with the poly-magnetic spare 12 of the permanent magnet 15 left end N utmost points and a left side link to each other, the right-hand member S utmost point links to each other with the poly-magnetic spare 16 in the right side, control is inserted together in the framework that is made of left shell 13 and right casing 14 and is fixed with gathering magnetic spare about permanent magnet 15 and two ends thereof.
Detecting capsule micro magnetic control switch for full digestive tract physiological parameter operation principle of the present invention is: when the permanent magnet 4 of the built-in part of switch is in state shown in Figure 1, permanent magnet 4 and left end cap 1 adhesive, at this moment be not connected the conducting medium owing to having between two contacts (being permanent magnet 4 right-hand members and right end cap 6 left surfaces), switch is realized disconnecting, and keeps stable off-state.Want Closing Switch only " switching control section " need be had the left end or the right-hand member of a termination nearly " the built-in part of switch " of N pole marks note 11, because the interaction between permanent magnet, the permanent magnet 4 of " the built-in part of switch " move to right and with right end cap 6 adhesives of making by permeability magnetic material, switch is realized closed, and keeps stable closure state.If will open switch, only needing does not have an end of N pole marks note 11 approaching with the left end or the right-hand member of " the built-in part of switch " with " switching control section ", at this moment the permanent magnet 4 of " the built-in part of switch " move to left and with left end cap 1 adhesive of making by permeability magnetic material, switch is realized disconnecting, and keeps stable off-state.
Compare other mechanical switch or magnetic switch, the present invention utilizes magnetic signature and structural design cleverly, " the built-in part of switch " is separated with " switching control section ", thereby realize the contactless operation of switch, promptly has the remote control switch function." the built-in part of switch " can be fixed on internal system according to the actual size design size of application system.Therefore the present invention have that novel structure is small and exquisite, the advantage of applying flexible, convenient and reliable operation.Can also carry out simultaneously the function expansion easily.
Claims (1)
1, a kind of detecting capsule micro magnetic control switch for full digestive tract physiological parameter, it is characterized in that comprising built-in part of switch and switching control section, in the built-in part of switch, the left end cap that permeability magnetic material is made (1), right end cap (6) is connected with the shell (2) that insulating material is made, constitute the cylindrical frame structure, the permanent magnet (4) that the framework internal clearance cooperate to be placed can be in framework move left and right, permanent magnet (4) left end is the N utmost point, right-hand member is the S utmost point, the left side of the outer surface of permanent magnet (4) and right end cap (6) is all silver-plated as connecting the conducting medium, permanent magnet (4) left end surface makes lead solder joint (9), lead (10) is drawn and is passed from left end cap (1) from lead solder joint (9), the right side of right end cap (6) makes outer lead solder joint (8), and outer lead (7) is drawn from outer lead solder joint (8); In the switching control section, control links to each other with the poly-magnetic spare (12) in permanent magnet (15) the left end N utmost point and a left side, the right-hand member S utmost point links to each other with right poly-magnetic spare (16), control is inserted in the framework that is made of left shell (13) and right casing (14) fixing together with the poly-magnetic spare at permanent magnet (15) and two ends thereof, the poly-magnetic spare (12) in a left side is gone up and made N pole marks note (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100284540A CN100454465C (en) | 2005-08-04 | 2005-08-04 | Detecting capsule micro magnetic control switch for full digestive tract physiological parameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100284540A CN100454465C (en) | 2005-08-04 | 2005-08-04 | Detecting capsule micro magnetic control switch for full digestive tract physiological parameter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1750204A true CN1750204A (en) | 2006-03-22 |
| CN100454465C CN100454465C (en) | 2009-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100284540A Expired - Fee Related CN100454465C (en) | 2005-08-04 | 2005-08-04 | Detecting capsule micro magnetic control switch for full digestive tract physiological parameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100454465C (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2094797U (en) * | 1991-07-04 | 1992-01-29 | 罗平安 | Magnetic self-keeping switch |
| CN1256745C (en) * | 2003-11-13 | 2006-05-17 | 重庆大学 | A magnetic control means for mini pill positioning and power supply controlling |
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2005
- 2005-08-04 CN CNB2005100284540A patent/CN100454465C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN100454465C (en) | 2009-01-21 |
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Granted publication date: 20090121 Termination date: 20110804 |