JP2000041954A - Radiation clinical thermometer - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a radiation clinical thermometer wherein a probe cover is easily put on and off to a probe and man-hour and cost for assembling the probe cover are decreased and there exists no unstability of performance by assembling. SOLUTION: A press plate 10 which presses and fixes the edge part of a probe cover 50 to a probe base part 3 is freely rockably supported on a support 11 provided on a clinical thermometer main body 1 by means of a shaft 12. The probe cover 50 is mounted on a probe 2 by covering the probe cover 50 as a film on the probe 2 and pressing and fixing the edge part of the probe cover 50 on the probe base part 3 by means of a press plate 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a radiation thermometer for measuring body temperature by detecting infrared rays emitted from a living body.
In particular, the present invention relates to a radiation thermometer for measuring a body temperature by inserting a probe into an ear canal or an oral cavity.

[0002]

2. Description of the Related Art A radiation thermometer of this type comprises a thermometer main body having an operation section such as a power switch and a display section for displaying a measured body temperature and the like, and a probe having an infrared sensor or the like built therein is protruded from the body. . In such a radiation thermometer, a probe cover is generally attached to a probe at the time of measuring body temperature in consideration of hygiene. As the probe cover, an infrared-transmitting film or a resin molded product having the same shape as the probe and moderate flexibility is used.

FIGS. 14 to 16 show examples of attachment forms of a probe cover to a probe. FIG.
In the mounting configuration shown in FIG. 4, the thermometer main body (not shown)
A protruding portion 72 having a circular shape is provided on the tip end side of the base portion 71 of the probe 70 protruding from the probe cover 80, and a concave portion 81 having a shape corresponding to the protruding portion 72 is formed on the probe cover 80. Here, since the probe cover 80 is a molded product and has flexibility, the probe cover 80 is
, The protrusion 72 is fitted into the recess 81, and the probe cover 80 is fixed to the probe 70.

In the mounting form shown in FIG. 15, the probe cover 90 is an infrared-transmitting film, and a separately prepared ring-shaped member 93 having an appropriate flexibility is pushed together with the probe cover 90 toward the probe base 71. As a result, the ring-shaped member 93 is fitted between the probe base 71 and the projection 72, thereby fixing the probe cover 90 to the probe 70.

In the mounting configuration shown in FIG. 16, a ring-shaped lower member 95 is mounted on the edge of a probe cover 90, which is an infrared-permeable film, and the probe cover 90 is sandwiched outside the lower member 95 to form an upper member. 96 are mounted. The lower member 95 and the upper member 96 have appropriate flexibility, and when the two members 95 and 96 are pushed into the probe base 71 side, the lower member 95 is fitted to the convex portion 72 and the probe cover 90 is moved. Probe 70
Fixed to

[0006]

However, FIG.
In the mounting mode of the above, the probe cover 80 is a molded product,
Since an undercut must be performed on a molded product after resin molding, an expensive and special mold is required. 15, it is necessary to prepare a ring-shaped member 93 as a separate component in addition to the probe cover 90, and there is a high possibility that the ring-shaped member 93 will be lost when not in use. Moreover, it is difficult to securely hold the edge of the probe cover 90, which is a film, with the ring-shaped member 93, the position of the probe cover 90 is easily shifted, and the mounting work of the probe cover 90 is troublesome.

In the mounting configuration shown in FIG.
In addition to the above, since the lower member 95 and the upper member 96 are required, not only the number of parts is increased, but also man-hours are required to assemble the probe cover 90 with the lower member 95 and the upper member 96 integrally, and the cost is reduced. Get higher. In addition, variations in performance due to assembly variations are likely to occur. The present invention has been made in view of such a problem, and it is easy to attach / detach a probe cover to / from a probe, to reduce the number of man-hours and cost for assembling a probe cover, and to reduce radiation without performance instability due to assembly. The aim is to provide a thermometer.

[0008]

According to a first aspect of the present invention, there is provided a radiation thermometer having a probe which protrudes from a main body of a thermometer and to which a probe cover is attached when measuring body temperature. A fixing member for pressing and fixing the edge of the probe cover to the base of the probe is swingably attached to the thermometer main body.

In this radiation thermometer, the fixing member for fixing the probe cover is provided on the thermometer main body, so that the probe cover can be easily attached and detached and the fixing member is not lost. The radiation thermometer according to claim 2, further comprising a probe protruding from the thermometer main body and having a probe cover attached thereto at the time of measuring body temperature, wherein a holding member for holding an edge of the probe cover is provided at a base of the probe. It is characterized by.

[0010] In this radiation thermometer, the probe cover is held by the base of the probe, ie, the holding member provided on the main body of the thermometer, so that the probe cover can be easily attached and detached. In addition, since the holding member may be formed integrally when the radiation thermometer including the probe is molded, the number of assembly steps and cost can be reduced. The radiation thermometer according to claim 3 is provided with a probe protruding from the thermometer main body and having a probe cover attached at the time of measuring body temperature, wherein the probe cover is an infrared-permeable bag covering the entire thermometer main body including the probe. It is characterized by the following.

[0011] In this radiation thermometer, the entire body of the thermometer is covered with an infrared-permeable bag, that is, there is no need for a separate component such as a fixing member at all, so that the probe cover can be easily attached and detached. , Can significantly reduce costs. The radiation thermometer according to claim 4, further comprising a probe protruding from the main body of the thermometer and having a probe cover attached thereto at the time of measuring body temperature, wherein the probe cover has an adjusting member for adjusting the size of the opening at an edge thereof. It is characterized by being an infrared-permeable bag.

In this radiation thermometer, the opening of the probe cover as a bag can be narrowed like a purse, so that the probe cover can be easily attached and detached and the cost can be reduced. The radiation thermometer according to claim 5, further comprising a probe protruding from the thermometer main body and having a probe cover attached thereto at the time of measuring the body temperature, wherein a suction member for adsorbing an edge of the probe cover to the base of the probe is provided at the base of the probe. And / or provided at the edge of the probe cover.

In this radiation thermometer, since the probe cover is adsorbed by the adsorbing member, the attachment and detachment of the probe cover is easy and the cost is reduced. The radiation thermometer according to claim 6, further comprising a probe protruding from the body of the thermometer and having a probe cover attached at the time of measuring the body temperature, wherein the body of the thermometer is provided with suction means, and the suction means is communicated with the inside of the probe. The probe cover is sucked to the probe by a suction force of the suction means.

In this radiation thermometer, the probe cover is sucked by the suction means, so that the probe cover can be easily attached and detached.

[0015]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below based on embodiments. However, the radiation thermometer of the present invention is characterized by the manner in which the probe cover is attached to the probe, and the other structure is the same as the conventional one. FIG. 1 is a side view of the probe part of the radiation thermometer according to one embodiment of the present invention, and FIG. 2 is a front view thereof. The radiation thermometer is provided with a probe 2 protruding from the thermometer main body 1 and having a probe cover 50 attached thereto at the time of measuring the body temperature. The thermometer main body 1 displays an operation unit such as a power switch, a measured body temperature, and the like. It has a display unit, and the probe 2 has a built-in infrared sensor and the like. A pressing plate (fixing member) 10 for pressing and fixing the edge of the probe cover 50 to the probe base 3 is swingably attached to the thermometer main body 1. Although an infrared-permeable film is shown as the probe cover 50 in FIG. 1, a resin molded product having substantially the same shape as the probe 2 and having appropriate flexibility may be used.

The pressing plate 10 has a U-shaped notch 10 a having a size through which the probe 2 can be inserted, and can be swung by a shaft 12 on a support 11 provided on a side surface of the head of the thermometer main body 1. It is supported by. Although not shown in FIGS. 1 and 2, an urging member (for example, a spring) is provided at a connecting portion between the pressing plate 10 and the support 11, and the pressing plate 10 is fixed by the urging member (see FIG. 1). (Solid line state).

In this radiation thermometer, in order to mount the probe cover 50 on the probe 2, the pressing plate 10 is raised against the urging force of the urging member, and the probe cover 50 as a film prepared in advance is applied to the probe 2. ,
The pressing plate 10 is set in a fixed state. Thereby, the pressing plate 10
Presses the edge of the probe cover 50 against the probe base 3.
The probe is fixed and the probe cover 50 is attached to the probe 2. When removing the probe cover 50 from the probe 2,
The pressing plate 10 may be raised. Of course, the attachment and detachment when the probe cover 50 is a molded product may be performed in the same manner using the pressing plate 10.

FIG. 3 is a plan view (top view) of a probe part of a radiation thermometer according to another embodiment, and FIG. 4 is a side view thereof. In this radiation thermometer, claw pieces (fixing members) 15 for fixing the edges of the probe cover 60 are swingably attached to both side surfaces of the thermometer main body 1. Nail clip 15
Are a pair of support pieces 16 provided on the side surface of the thermometer main body 1.
It is swingably supported. Although not shown in FIGS. 3 and 4, an urging member (for example, a spring) is provided at a connection portion between the claw piece 15 and the support piece 16, and the claw piece 15 is fixed by the urging member (FIG. 3). (Solid line state).

The probe cover 60 is a molded product and has a flange 61 at an edge (opening) thereof. Again,
The probe cover 60 may be one in which a flange of another component is attached to the edge of the infrared-permeable film.
Further, two nail pieces 15 are provided, but the number is not limited. For example, the nail pieces 15 are also provided on the side and front sides of the head of the thermometer main body 1.
Or four.

In this radiation thermometer, in order to attach the probe cover 60 to the probe 2, the claw 15 is raised against the urging force of the urging member, and the probe cover 60 is put on the probe 2. To a fixed state. Thus, the flange 6 of the probe cover 60 is
1 is pressed and fixed to the probe base 3, and the probe cover 60 is attached to the probe 2. If the nail pieces 15 are raised, the probe cover 60 can be easily removed from the probe 2. When the probe cover 60 is a film, it may be attached and detached in exactly the same manner.

FIGS. 5 (exploded side view) and FIGS. 6 (a) and 6 (b) show a probe mounting form in the radiation thermometer according to the second embodiment.
(Cross-sectional view). Here, a holding piece (a holding member) for holding the edge 60a of the probe cover 60 as a molded product.
Reference numeral 20 protrudes from the probe base 3. Nipping piece 20
Is located at a distance slightly smaller than the thickness of the edge 60 a of the probe cover 60 from the probe 2,
Are arranged at equal angle (90 °) intervals on concentric circles around. Of course, the number of the holding pieces 20 is not limited as long as the probe cover 60 can be stably held. For example, three holding pieces 20 may be arranged at equal angle (120 °) intervals. In addition, the shape of the holding piece 20 is not specified, and various shapes such as an arc shape, a rod shape, and the like can be considered.

In this mounting mode, when the probe cover 60 is pushed toward the probe base 3, the edge 60a of the probe cover 60 fits into the gap between the holding piece 20 and the probe 2, and the probe cover 60 is attached to the probe 2. Be attached. If the probe cover 60 is pulled out, it can be easily removed from the probe 2. FIG. 7 (side view) shows a probe mounting form of the radiation thermometer according to the third embodiment. Here, the probe cover 55 is an infrared-permeable bag that covers the entire thermometer main body 1 including the probe 2. By housing the thermometer main body 1 in the probe cover 55 as a bag, the probe cover is provided only to the probe 2. It has the same effect as putting it on. In this case, compared to mounting the probe cover only on the probe 2, the probe cover 55
The probe cover 55 is extremely easy to attach and detach because it is only necessary to put the thermometer main body 1 inside the probe. There is no need to separately prepare special parts or provide the thermometer main body 1, and the probe cover (bag) is not required. It is very inexpensive only by preparing 55.

FIG. 8 (side view) shows a probe part of the radiation thermometer according to the fourth embodiment. In this probe mounting mode, the probe cover 50 is an infrared-permeable bag having an adjusting member 51 for adjusting the size of the opening at the edge thereof. That is, the opening of the probe cover 50 can be narrowed like a purse. Therefore, as the adjustment member 51,
Not specified if the aperture can be narrowed, rubber,
A string, belt, or the like may be used.

In this mounting mode, the opening may be narrowed by the adjusting member 51 after the probe cover 50 is put on the probe 2, and the probe 2 can be easily removed. In this case, the probe cover 50 can be provided at low cost. FIG. 9 (cross-sectional view) shows a mounting mode of the probe in the radiation thermometer according to the fifth embodiment. Here, the probe cover 6 which is a molded product is used.
As a suction member for sucking the flange 61 (edge portion) of the probe base 3 into the probe base 3, annular surface fasteners 30 and 31 are provided on the probe base 3 and the flange 6 of the probe cover 60, respectively.
1 is provided. The probe cover 60 is attached to the probe 2 by engaging the two surface fasteners 30 and 31.

FIG. 10 (cross-sectional view) shows a probe mounting form according to another embodiment. Here, an annular adhesive tape 32 is used as the suction member instead of the surface fastener. The adhesive tape 32 allows the probe cover 60 to be attached and detached, and the probe base 3 or the probe cover 60
Is fixed to the flange 61. The above fastener 3
The 0 and 31 and the adhesive tape 32 need not be annular, and a plurality of appropriate shapes may be provided. The adhesive member may use a magnet or static electricity in addition to the hook-and-loop fastener and the adhesive tape. In the case of a magnet, one of the probe base 3 and the flange 61 of the probe 60 is provided with a magnet, and the other is provided with a magnet or a magnetic material. When using static electricity, a charging member is provided on the probe base 3 to charge the flange 61 of the probe cover 60.
9 and 10, a probe cover as a film can be similarly applied. Of course, there is no limitation on the shape or the number when using magnets or static electricity.

FIG. 11 (sectional view) shows a probe part of the radiation thermometer according to the sixth embodiment. In the thermometer main body 1 of the radiation thermometer, a pump 6 for sucking and supplying air as suction means is arranged, and the pump 6 and the inside of the probe 2 are communicated. The pump 6 may be electric or manual, and the pump 6 suctions and supplies air inside the probe 2. The infrared sensor 5 is disposed inside the probe 2, and a film probe cover may be used in addition to the probe cover 60 of a molded product.

According to this probe mounting mode, when the probe cover 60 is put on the probe 2 and the pump 6 is operated, the inside of the probe 2 is sucked. Since the tip opening of the probe 2 is air-tightly covered with the probe cover 60, if the inside of the probe 2 is sucked, the probe cover 60 is sucked and fixed by the probe 2. When air is supplied to the inside of the probe 2 by the pump 6, the air pressure inside the probe 2 increases, and the probe cover 60 comes off the probe 2.

FIGS. 12 and 13 show a probe mounting configuration according to still another embodiment. This mounting form is according to the second aspect. Unlike the holding piece 20 shown in FIGS. 5 and 6, a flexible holding ring 40 shown in FIG. 12 is used as a holding member. The holding ring 40 has a hole 41 through which the probe 2 is inserted at the center and four projecting pieces 42 around the periphery. In addition, a number of cuts 43 reaching up to about half of the wall thickness are formed in portions other than the protruding pieces 42. The holding ring 40 is fixed to the probe base 3 by, for example, fitting. It is needless to say that the shape and the number of the protruding pieces 42 of the holding ring 40 are not limited to those illustrated.

In this mounting mode, for example, an annular mounting tool 45 is further used. The attachment 45 is an elastic body, and has an insertion hole 46 for the probe 2 at the center and a projection 47 on the outer periphery. As shown in FIG. 13A, the probe 2 is inserted through the fitting 45 while the probe cover 50 as an infrared-transmitting film is placed on the protrusion 47 side of the fitting 45 as shown in FIG. Insert into hole 46. When the probe 2 is pressed against the mounting fixture 45 with a certain strength until the holding ring 40 hits the mounting fixture 45, as shown in FIG.
The zero protruding piece 42 is pushed, and the holding ring 40 is deformed.
Then, the cut 43 is opened, and the edge of the probe cover 50 is fitted into the opened cut 43. Here, when the probe 2 is separated from the fixture 45, the cut 43 is closed, the edge of the probe cover 50 is sandwiched by the cut 43, and the probe cover 50 is mounted on the probe 2. When removing the probe cover 50, the cut 43 is opened in the same manner as described above, and in this state, the edge of the probe cover 50 is cut into the cut 43.
Just get out of it.

In the above-described mounting mode, the mounting tool 45 is used. However, the cut 43 may be opened by manually pressing the projecting piece 42 of the holding ring 40.

[0031]

As described above, according to the radiation thermometer according to the first aspect, since the fixing member for fixing the probe cover is provided on the thermometer main body, the probe cover can be easily attached and detached, and the fixing member can be easily fixed. Never be lost. According to the radiation thermometer according to the second aspect, since the probe cover is held by the base of the probe, that is, the holding member provided on the main body of the thermometer, attachment and detachment of the probe cover becomes easy. In addition, since the holding member may be formed integrally when the radiation thermometer including the probe is molded, the number of assembly steps and cost can be reduced.

According to the radiation thermometer according to the third aspect, the whole body of the thermometer is covered with the infrared-permeable bag, that is, since no separate parts such as fixing members are required for the body of the thermometer, the probe cover can be attached and detached. Is easy and costs can be significantly reduced. According to the radiation thermometer according to the fourth aspect, the opening of the probe cover as a bag can be narrowed like a purse, so that the probe cover can be easily attached and detached and the cost can be reduced.

According to the radiation thermometer according to the fifth aspect, since the probe cover is adsorbed by the adsorbing member, the attachment and detachment of the probe cover is easy and the cost is reduced. Claim 6
According to the described radiation thermometer, the probe cover is sucked by the suction means, so that the probe cover can be easily attached and detached.

[Brief description of the drawings]

FIG. 1 is a side view of a probe part of a radiation thermometer according to an embodiment of the present invention.

FIG. 2 is a front view of a probe part of FIG. 1;

FIG. 3 is a plan view (top view) of a probe part of a radiation thermometer according to another embodiment of the first embodiment.

FIG. 4 is a side view of the probe part of FIG. 3;

FIG. 5 is an exploded side view showing a probe mounting form in the radiation thermometer according to the second embodiment.

6 is a cross-sectional view of the probe mounting configuration of FIG.

FIG. 7 is a side view showing a probe mounting form in the radiation thermometer according to the third embodiment.

FIG. 8 is a side view of a probe part of the radiation thermometer according to the fourth embodiment.

FIG. 9 is a cross-sectional view showing a probe attachment form in the radiation thermometer according to one embodiment of the present invention.

FIG. 10 is a cross-sectional view showing a probe attachment form in a radiation thermometer according to another embodiment of the fifth embodiment.

FIG. 11 is a sectional view of a probe part of the radiation thermometer according to the sixth embodiment.

FIG. 12 is a perspective view of a holding ring used for mounting a probe in a radiation thermometer according to another embodiment of the second embodiment.

13 is a view showing a state in which a probe cover is attached to a probe of the radiation thermometer to which the holding ring of FIG. 12 is attached.

FIG. 14 is a cross-sectional view showing a probe attachment mode in a radiation thermometer according to a conventional example.

FIG. 15 is a cross-sectional view showing a probe attachment form in a radiation thermometer according to another conventional example.

FIG. 16 is a cross-sectional view showing a probe attachment form in a radiation thermometer according to still another conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Thermometer main body 2 Probe 3 Probe base 6 Pump (suction means) 10 Press plate (fixing member) 15 Claw piece (fixing member) 20 Nipping piece (holding member) 30, 31 Surface fastener (suction member) 32 Adhesive tape (suction member) ) 40 clamping ring (clamping member) 50 probe cover (film) 51 adjusting member 55 probe cover (bag) 60 probe cover (molded product) 61 flange

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Masafumi Fukura 24, Yamanouchi Yamanoshitamachi, Ukyo-ku, Kyoto-shi Inside Omron Life Science Research Institute Co., Ltd. (72) Inventor Akihiro Aoi 10-Hanazono Dodocho, Ukyo-ku, Kyoto-shi, Kyoto F term in the company (reference) 2G066 AC13 BA57

Claims (6)

[Claims] 1. A radiation thermometer provided with a probe protruding from a thermometer main body and having a probe cover attached thereto when measuring a temperature, wherein a fixing member for pressing and fixing an edge of the probe cover to a base of the probe is swung to the thermometer main body. A radiation thermometer that is movably mounted. 2. A radiation thermometer provided with a probe protruding from a thermometer main body and having a probe cover attached thereto when measuring body temperature, wherein a holding member for holding an edge of the probe cover is provided at a base of the probe. Radiation thermometer. 3. A radiation thermometer provided with a probe protruding from a thermometer main body and having a probe cover attached thereto when measuring a body temperature, wherein the probe cover is an infrared-permeable bag covering the entire thermometer main body including the probe. Characteristic radiation thermometer. 4. A radiation thermometer provided with a probe protruding from a thermometer main body and having a probe cover attached thereto when measuring a body temperature, wherein the probe cover has an adjusting member at an edge thereof for adjusting the size of an opening. A radiation thermometer characterized by being a sex bag. 5. A radiation thermometer provided with a probe protruding from a main body of a thermometer and having a probe cover attached thereto at the time of measuring body temperature. A radiation thermometer provided on an edge of a probe cover. 6. A radiation thermometer provided with a probe protruding from a thermometer main body and having a probe cover attached at the time of measuring body temperature, wherein a suction means is provided on the thermometer main body, and the suction means and the inside of the probe are communicated with each other. A radiation thermometer characterized in that a probe cover is attracted to a probe by a suction force of the probe.