CN2839987Y - Bending sensing head and thermometer thereof - Google Patents
Bending sensing head and thermometer thereof Download PDFInfo
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- CN2839987Y CN2839987Y CN 200520121736 CN200520121736U CN2839987Y CN 2839987 Y CN2839987 Y CN 2839987Y CN 200520121736 CN200520121736 CN 200520121736 CN 200520121736 U CN200520121736 U CN 200520121736U CN 2839987 Y CN2839987 Y CN 2839987Y
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- sensing head
- flexible sensing
- deflection
- flexible
- temperature
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Abstract
The utility model relates to a flexible sensing head which comprises an elastic sensing head body, an end component, a temperature sensor, a group of transmission lines, a flexible component and a protective film, wherein the end component is fixedly connected to the elastic sensing head body and is provided with a heat contact face; the temperature sensor is fixedly connected to the inner side of the heat contact face of the end component and is used for sensing the temperature of the heat contact face to generate a temperature signal; the group of transmission lines are connected to the temperature sensor to transfer the temperature signal; the flexible component is provided with a main portion, is arranged in the elastic sensing head body, is used for causing the elastic sensing head body to bend when external force is applied and causes the main portion of the elastic sensing head body to generate deformation, and the elastic sensing head body maintains a fixed bend shape when the deformation can not be recovered by restoring force coming from the elastic sensing head body; the flexible component is coated by the protective film.
Description
Technical field
The utility model is particularly to a kind of clinical thermometer that utilizes temperature sensing head (probe) to measure patient's temperature relevant for a kind of clinical thermometer.
Background technology
On the use field of health-care (health care), electronic type clinical thermometer (electronicthermometers) has more advantage than traditional glass clinical thermometer (glass thermometers), for example, can exempt the sterilisation program (sterilization procedure) of glass clinical thermometer; The risk of breaking when avoiding clinical thermometer to drop; Mistake when the digital temperature display mode can avoid temperature to read; By suitable degree of accuracy that circuit design improved and accuracy, can accurately measure 1/10th Fahrenheit temperature and shown.
Yet, because the temperature sensing head of most electronic type clinical thermometer is to be made of hard plastic material (rigidplastic sheath), therefore easy patient to fragility damages, particularly when children are carried out measurement of bldy temperature, because as the temperature sensing of clinical thermometer is first is to place the anus place, therefore have more danger.
Therefore, the U.S. the 3rd, 946, No. 613 patents disclose a kind of electronic thermometer of tool security, and it provides flexible temperature sensing head (flexible probe), for children and patient, does not more have danger.
Yet, because the flexible temperature sensing head of this kind does not have flexibility, therefore, the temperature sensing head can be kept the shape that is a straight line with the clinical thermometer body at any time, when the sensing head of clinical thermometer can't hold this length because of scalable space, just can bring inconvenience, secondly, for patient of being inconvenient to move or children, the flexible temperature sensing head of this kind also can't adjust the suitableeest curved shape according to patient's detected part.
Summary of the invention
The purpose of this utility model is for overcoming the problem of above-mentioned known technology, and a kind of temperature sensing head with deflection is provided, and has the clinical thermometer of these temperature sensing heads.By the design of deflection member, can make admissible space that the sensing head of clinical thermometer cooperate to measure and adjust the suitableeest curved shape according to patient's detected part.
For achieving the above object, the utility model provides a kind of flexible sensing head, comprising: a flexible sensing head body; One end member is fixed in this flexible sensing head body, and this end member has a thermal interface; One temperature sensor is fixed in the thermal interface inboard of this end member, in order to the temperature of this thermal interface of sensing and produce a temperature signal; One group of transmission line is connected in this temperature sensor to transmit this temperature signal; One deflection member, has a major part, it is arranged in this flexible sensing head body, in order to make this flexible sensing head body bending and to cause the major part of this deflection member to produce distortion when applying an external force, and this distortion can't be when replying from a restoring force of this flexible sensing head body, and this flexible sensing head body maintains a fixing curved shape; One diaphragm is coating this deflection member.
Therefore deflection member of the present utility model can avoid this deflection member to block transmission line because other coats a diaphragm.
Deflection member of the present utility model in addition also can directly be enclosed in the inwall of flexible sensing head body and isolate with transmission line, therefore need not also can reach the effect of avoiding blocking transmission line by diaphragm.
The utility model provides a kind of clinical thermometer with flexible sensing head in addition, comprising: a body member is made of a flexible sensing head and a display part; One end member is fixed in this sensing head, and this end member has a thermal interface; One temperature sensor is fixed in the thermal interface inboard of this end member, in order to the temperature of this thermal interface of sensing and produce a temperature signal; One group of transmission line is connected in this temperature sensor to transmit this temperature signal; One deflection member, be fixed in this display part, this deflection member has a major part, it is arranged in this flexible sensing head, in order to make this flexible sensing head-bent and to cause the major part of this deflection member to produce distortion when applying an external force, and this distortion can't be when replying from a restoring force of this flexible sensing head, and this flexible sensing head maintains a fixing curved shape; One display device is installed on this display part, and wherein this display device connects this group transmission line to receive this temperature signal and to show a corresponding temperature.
The utility model is fixed in the deflection member on this display part, and it is outstanding that the deflection member can further not stretched out.
In embodiment of the present utility model, can comprise a base in the display part, base is generally in order to containment circuit board and circuit, and the deflection member can be selected to be fixed on this display part interior base or circuit board.
Description of drawings
Figure 1A: for showing the temperature sensing header structure longitudinal diagram of embodiment of the present utility model.
Figure 1B: for showing the temperature sensing header structure longitudinal diagram of another embodiment of the present utility model.
Fig. 1 C: for showing the temperature sensing header structure longitudinal diagram of another embodiment of the present utility model.
Fig. 2 A: be the construction profile of the clinical thermometer that shows embodiment of the present utility model with temperature sensing head.
Fig. 2 B: the synoptic diagram that embeds the substrate of display part for the barb of the deflection member of the temperature sensing header structure that shows embodiment of the present utility model.
Fig. 2 C: the synoptic diagram that is fixed in the rotary-locking device of substrate for the deflection member of the temperature sensing header structure that shows embodiment of the present utility model.
Fig. 3: for showing the clinical thermometer of embodiment of the present utility model, its flexible sensing head maintains the synoptic diagram of a curved shape of fixing because of being subjected to an enough external force.
Fig. 4: for showing the clinical thermometer of embodiment of the present utility model, its flexible sensing head is because of being subjected to the not enough synoptic diagram that can't maintain a curved shape of fixing of external force.
Fig. 5: for showing the temperature sensing header structure longitudinal diagram of another embodiment of the present utility model.
Fig. 6: be the temperature sensing header structure drawing in side sectional elevation of another embodiment of Fig. 5.
Drawing reference numeral:
Hollow ends member 20 barb 2a
Protection 1304 a deflection member major part 3b, 3b '
Diaphragm 3c leading section 3d
The end 130b of groove 130a sensing head
Restoring force F1 transmission line 90
Body member 135 deformation force F2
Display part 135 front ends 150
Connecting circuit 45 external force F
Distortion θ 1, θ 2 substrates 52
Base 54 fixed areas 56
Hole 130a rotary-locking device 130b
Embodiment
See also Figure 1A, embodiment is an example with deflection (deflectable) temperature sensing head 100, discloses its element and annexation each other.
At first, deflection (deflectable) temperature sensing head 100 mainly is made of the sensing head body (probe body) 130 of an elasticity (flexible) and the end member (tip member) that is fixed in the sensing head body 130 of this elasticity (flexible), is example with hollow ends member 20 then at this.This hollow ends member 20 has a thermal interface (thermal contact surface) 30, reach hollow cavity (cavity) 80 by thermal interface centered on, in the present embodiment, this hollow ends member 20 is selected to be made of heat-conducting metal such as stainless steel material.
One temperature sensor 40 is fixed in the position of the thermal interface 30 inboard front ends (frontend) 150 of hollow ends member 20, in order to the temperature of this thermal interface 30 of sensing and produce a temperature signal; One group of transmission line 90 then is connected in temperature sensor 40 to transmit temperature signal.
One deflection member (deflectable member) 2, has a major part 3b, it is arranged in the flexible sensing head body 130, in order to make flexible sensing head body 130 bendings and to cause the major part 3b of deflection member 2 to produce distortion (deformation) when applying an external force, and this distortion can't the origin own elasticity the restoring force of sensing head body 130 when replying, flexible sensing head body 130 can maintain a fixing curved shape.
Wherein, the major part 3b of deflection member 2 is made of a deflection metal wire, and it for example is that copper metal line constitutes by a metal material with deflection character.
In addition, shown in Figure 1A, temperature sensing head body 130 can design in addition and form a hollow pipeline 1302, to hold this transmission line 90 and deflection metal wire 2.
The deflection member of present embodiment such as metal wire 2 can coat a diaphragm 3c in addition, as being made of soft materials such as rubber, block transmission line 90 to avoid deflection metal wire 2.
See also Figure 1B, in another embodiment, the leading section 3d of deflection member such as metal wire 2 is positioned at hollow ends member 20, and it forms a smooth-shaped, generally is to wear into hemispherically, blocks transmission line 90 to avoid deflection metal wire 2.Similarly, metal wire 2 also optionally coats layer protecting film.
See also Fig. 1 C; in another embodiment; deflection member such as metal wire 2 ' can directly be enclosed in the side inwall of flexible sensing head body 130 and isolate fully with transmission line 90; therefore need not also can reach the effect of avoiding blocking transmission line by diaphragm; in addition; the more flexible sensing head body 130 of the length of metal wire 2 ' is for short; therefore need not be fixed in addition; in addition because metal wire 2 ' and 130 of flexible sensing head bodies almost do not have the gap generation; therefore, metal wire 2 ' can reach unanimity with the degree of crook of flexible sensing head body 130.As for the method for enclosing, can adopt the mode of ejection formation to make flexible sensing head body, metal wire 2 then is positioned in the ejaculator mould simultaneously and penetrates, when flexible sensing head body 130 is by ejection formation metal wire is directly enclosed in the sidewall of sensing head body 130.
Other consults Figure 1A as can be known, the leading section of flexible sensing head body 130 (front end portion) outside surface (outer surface) has a depressed area 1301 (recess), therefore the rearward end inside surface (inner surface) of hollow ends member can be in order to the depressed area 1301 of the leading section outside surface (outer surface) of taking in (receive) this flexible sensing head body 130, and forms the district (lap joint) of splicing.
See also Fig. 2 A, present embodiment is counted example with the body temperature with flexible sensing head, discloses its element and annexation each other.
At first, the clinical thermometer 10 with deflection (deflectable) temperature sensing head that is disclosed is to be made of a body member (body member) 135 and one end member, wherein, with hollow ends member 20 is example, and it is given local the amplification with clear and describes in figure.Wherein this body member 135 comprises sensing head (probe portion) 130 and one display part (displayportion) 140 of an elasticity (flexible); 20 of hollow ends members are fixed in elasticity (flexible) sensing head 130, this hollow ends member 20 also has the hollow cavity (cavity) 80 that a thermal interface 30 reaches by thermal interface centered on, in the present embodiment, this hollow ends member 20 is selected to be made of heat-conducting metal such as stainless steel material.
One temperature sensor 40 is fixed in the position of front end 150 of thermal interface 30 inboards of hollow ends member 20, in order to the temperature of this thermal interface of sensing and produce a temperature signal; One group of transmission line 90 then is connected in temperature sensor 40 to transmit temperature signal.
One display device 50, then be installed on display part 140, for example, display part can comprise a base 54, and it is made that base 54 is generally plastic material, the circuit 45 that is used for holding a substrate 52 and is arranged at the display 48 on the substrate 52 and connects, 45 in this circuit connects transmission line 90 to obtain temperature signal, and order about the temperature that display 48 shows a correspondence, generally speaking, substrate 52 can be the circuit board of a bearer circuit 45.Wherein, power switch 250 is in order to the operation of switching display device 50 or close (on and off).
See also Fig. 3, one deflection member (deflectable member) 2, has a major part 3b, it is arranged in the flexible sensing head 130, in order to make flexible sensing head 130 bendings and to cause the major part 3b of deflection member 2 to produce distortion (deformation) θ 1 when applying an external force F, and this distortion can't be when stopping to continue to apply external force restoring force (returnforce) F1 of the sensing head 130 of origin own elasticity when replying, flexible sensing head 130 can maintain a fixing curved shape.
Wherein, the major part 3b of deflection member 2 is made of a deflection metal wire, and it for example is that copper metal line constitutes by a metal material with deflection character.
In the various embodiments described above, the preferable metal material that is chosen as of hollow ends member 20 (hollow metal tip) for example is that to have a material of high thermal conductivity by thin stainless steel or platinum etc. made; Its shape then can be the airtight tubulose of front end (tubular), this front end shape can be semisphere, bell, taper or oval spherical, the hollow ends member 20 of this metal comprises a thermal interface 30 round hollow cavity (hollow cavity) 80, and it is used for contacting patient skin and to produce one heat is transferred to the heat flow path of the hollow ends member of metal by patient skin.
In addition, the preferable thermistor that is chosen as in order to the temperature sensor 40 of the temperature of sense heat surface of contact, itself and transmission line 90 all can be bonded to the thermal interface inboard of hollow ends member by heat-conducting glue, and heat-conducting glue then can be selected the also materials of tool good heat conductive character that insulate such as epoxy resin.Wherein above-mentioned transmission line 90 can be made of the signal wire more than a pair of signal, and temperature sensor 40 to is used for calculating and the circuit or the chip of displays temperature sensor measured temperature in order to connect.
Other sees also Fig. 5 and Fig. 6, the preferably of present embodiment, sensing head body 130 can select to form a hollow pipeline 1302 to hold the major part 3b of deflection metal wire 2, wherein, because the diameter of hollow pipeline 1302 is greater than deflection metal wire 2, therefore, except that the major part 3b that can be easy to deflection metal wire 2 inserts the hollow pipeline 1302, therefore hollow pipeline 1302 provides major part 3b one deformation space 1303 of deflection metal wire in addition, causes this deflection metal wire can be in distortion back repeatedly not to extend because of metallicity and protrudes in hollow cavity 80 also so block transmission line 90.
In addition, see also Fig. 2 A and Fig. 2 B, for avoiding deflection member such as metal wire 2 to come off or becoming flexible, the selection that is designed to of present embodiment is fixed in display part 140 with deflection metal wire 2, for example can be in the set regional 56 places design one perforation 130a of base 54 or substrate 52, the barb 2a of a correspondence is then extended in one end of deflection metal wire 2, in order to embed this perforation 130a.Metal wire 2 can not extended protrude in hollow cavity by fixing this deflection metal wire 2.
Other sees also Fig. 2 A and Fig. 2 C, for another embodiment that avoids deflection member such as metal wire 2 to come off or to become flexible is, in display part 140, for example can design a rotary-locking device 130b in set regional 56 places of base 54 or substrate 52, be fixed thereon with end deflection metal wire 2.Also can make it can not extend and protrude in hollow cavity by fixing this deflection member.
See also Fig. 3, it shows that deflection member 2 metal wires by a deflection constitute, wherein sensing head 130 generally can be made of plastics or elastomeric material, because the major part of deflection member 2 is arranged in the flexible sensing head 130, therefore make flexible sensing head 130 bendings and cause the major part of deflection member 2 to produce distortion (deformation) θ 1 when applying an external force F, and because of deformation force F2 greater than restoring force (return force) F1 from flexible sensing head 130, so distortion θ 1 can't reply when stopping to continue the application of force, flexible sensing head 130 can maintain a fixing curved shape.
Otherwise, see also Fig. 4, when externally applied forces F is not enough, because distortion (deformation) θ 2 that flexible sensing head 130 is crooked and cause the major part of deflection member 2 to produce, can because of deformation force F2 less than restoring force (return force) F1 from flexible sensing head 130, and this distortion θ 2 is replied when stopping to continue the application of force, flexible sensing head 130 promptly can not kept crooked shape.
By the design of deflection member, can make admissible space that the sensing head of clinical thermometer cooperate to measure and adjust the suitableeest curved shape according to patient's detected part.In addition, constitute the metal wire of deflection member, the general design of its diameter is 0.5 to 2.0mm, and under this suitableeest diameter range, the flexible sensing head of tool is easier to be bent and can not replys, and the deflection life of components is also comparatively lasting.
In addition, because the deflection metal wire has cold draw, therefore can consider to design the bigger hollow pipeline of a diameter to provide the deflection metal wire one deformation space, with Fig. 5 is example, define between hollow pipeline and the deflection metal wire annular concentric circle that forms (annular, concentric) deformation space is except that being convenient to make, also can avoid being subjected to the extruding of hollow pipeline and protrude in hollow cavity, and then block transmission line.
Perhaps can select display part is fixed in the end of deflection member, as can or setting up a fixed area place, also can make it can not extend and protrude in the hollow cavity by fixing this deflection member in the set zone of base or substrate.
The deflection member of present embodiment can select to coat a diaphragm in addition; The leading section that is positioned at hollow ends member 20 of deflection member is made smooth-shaped; Or directly enclose flexible sensing head inner body wall to isolate transmission line.So can avoid the deflection member to block transmission line.
Though the utility model discloses with specific embodiment; but it is not in order to limit the utility model; any those skilled in the art; the displacement of the equivalent assemblies of under the prerequisite that does not break away from design of the present utility model and scope, having done; or, all should still belong to the category that this patent is contained according to equivalent variations and modification that the utility model scope of patent protection is done.
Claims (17)
1. flexible sensing head is characterized in that comprising:
One flexible sensing head body;
One end member is fixed in this flexible sensing head body, and this end member has a thermal interface;
One temperature sensor is fixed in the thermal interface inboard of this end member, in order to the temperature of this thermal interface of sensing and produce a temperature signal;
One group of transmission line is connected in this temperature sensor to transmit this temperature signal;
One deflection member has a major part, and it is arranged in this flexible sensing head body;
One diaphragm is coating this deflection member.
2. flexible sensing head as claimed in claim 1 is characterized in that: the major part of this deflection member is made of a deflection metal wire.
3. flexible sensing head as claimed in claim 2 is characterized in that: this deflection metal wire is made of the deflection copper cash.
4. flexible sensing head as claimed in claim 2 is characterized in that: this flexible sensing head body more comprises a hollow pipeline holding this deflection metal wire, and this end member is a hollow.
5. flexible sensing head as claimed in claim 4 is characterized in that: this group transmission line passes this hollow pipeline.
6. flexible sensing head as claimed in claim 1, it is characterized in that: this flexible sensing head body has a leading section, this hollow ends member has a rearward end, and the leading section outside surface of this flexible sensing head body has a depressed area, the rearward end inside surface of this hollow ends member is then in order to the depressed area of the leading section outside surface of taking in this flexible sensing head body, forms the district of splicing.
7. flexible sensing head as claimed in claim 1 is characterized in that: this diaphragm is made of elastomeric material.
8. clinical thermometer with flexible sensing head is characterized in that comprising:
One body member is made of a flexible sensing head and a display part;
One end member is fixed in this sensing head, and this end member has a thermal interface;
One temperature sensor is fixed in the thermal interface inboard of this end member, in order to the temperature of this thermal interface of sensing and produce a temperature signal;
One group of transmission line is connected in this temperature sensor to transmit this temperature signal;
One deflection member is fixed in this display part, and this deflection member has a major part, and it is arranged in this flexible sensing head;
One display device is installed on this display part, and wherein this display device connects this group transmission line to receive this temperature signal and to show a corresponding temperature.
9. the clinical thermometer with flexible sensing head as claimed in claim 8 is characterized in that: this display part comprises a base, and this base then is fixed in an end of this deflection member.
10. the clinical thermometer with flexible sensing head as claimed in claim 8 is characterized in that: this display part comprises a base, and this base holds a substrate, and this substrate then is fixed in an end of this deflection member.
11. as claim 9 or 10 described clinical thermometers with flexible sensing head, it is characterized in that: an end of this substrate or base has a hole, and an end of this deflection member has the barb of a correspondence, and barb embeds this hole.
12. as claim 9 or 10 described clinical thermometers with flexible sensing head, it is characterized in that: an end of this base or substrate has a rotary-locking device, this rotary-locking device is fixed an end of this deflection member.
13. the clinical thermometer with flexible sensing head as claimed in claim 10 is characterized in that: this substrate is a circuit board.
14. the clinical thermometer with flexible sensing head as claimed in claim 8 is characterized in that: more comprise a diaphragm, it coats this deflection member.
15. a flexible sensing head is characterized in that comprising:
One flexible sensing head body;
One end member is fixed in this flexible sensing head body, and this end member has a thermal interface;
One temperature sensor is fixed in the thermal interface inboard of this end member, in order to the temperature of this thermal interface of sensing and produce a temperature signal;
One group of transmission line is connected in this temperature sensor to transmit this temperature signal;
One deflection member, its by this flexible sensing head inner body wall of complete inclosure to isolate this group transmission line.
16. a flexible sensing head is characterized in that comprising:
One flexible sensing head body;
One end member is fixed in this flexible sensing head body, and this end member has a thermal interface;
One temperature sensor is fixed in the thermal interface inboard of this end member, in order to the temperature of this thermal interface of sensing and produce a temperature signal;
One group of transmission line is connected in this temperature sensor to transmit this temperature signal;
One deflection member comprises a partly main and leading section, and this leading section is positioned at this end member and is a smooth-shaped.
17. flexible sensing head as claimed in claim 16 is characterized in that: this smooth-shaped is a semisphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520121736 CN2839987Y (en) | 2005-09-19 | 2005-09-19 | Bending sensing head and thermometer thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520121736 CN2839987Y (en) | 2005-09-19 | 2005-09-19 | Bending sensing head and thermometer thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2839987Y true CN2839987Y (en) | 2006-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520121736 Expired - Fee Related CN2839987Y (en) | 2005-09-19 | 2005-09-19 | Bending sensing head and thermometer thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN2839987Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102370465A (en) * | 2010-08-05 | 2012-03-14 | 廖启鸿 | Armpit temperature measuring device and manufacture method of electric wire fixing sheet of armpit temperature measuring device |
| CN103229030A (en) * | 2010-11-24 | 2013-07-31 | 欧姆龙健康医疗事业株式会社 | Cap for temperature sensing section, and electronic clinical thermometer |
-
2005
- 2005-09-19 CN CN 200520121736 patent/CN2839987Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102370465A (en) * | 2010-08-05 | 2012-03-14 | 廖启鸿 | Armpit temperature measuring device and manufacture method of electric wire fixing sheet of armpit temperature measuring device |
| CN103229030A (en) * | 2010-11-24 | 2013-07-31 | 欧姆龙健康医疗事业株式会社 | Cap for temperature sensing section, and electronic clinical thermometer |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061122 Termination date: 20140919 |
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| EXPY | Termination of patent right or utility model |