DE202006005169U1 - Infrared thermometer comprises housing with probe connected to body of a person, slide gate valve, sensor for measuring body temperature, liquid crystal display, control circuit arranged electrically to the sensor within the housing - Google Patents

Abstract

The display (7) is used for converting the measurement of the sensor into values. A scan button is used to activate the sensor. The probe (2) covers an electrical cover. The sensor is arranged within the flexible cover (22). The slide gate valve (3) is movable between the inward and outward position of flexible cover. A rigid internal positioning part is movable over the probe. A rigid external positioning part is secured to the housing and is connected to a part of the elastic cover. The housing comprises a selector switch switchable between an ear temperature measuring mode and a forehead temperature measuring mode. The rigid external positioning part carries a block element (211) on its lower surface and the block element is attached on the slide gate valve for switching the selector switch. The housing further comprises tiltable body shells (11, 12) which carry tapered walls (112, 122) and swiveling openings in the center of the tapered walls carries. Swiveling element is coupled between the swiveling openings. The tapered wall of the shell carries a guide pin that protrudes between tapered walls and is coupled to circular bent guide slit of the shell for relative rotating motion between the shells.

Description

Background of the invention

1. Field of the invention

The The present invention relates to an infrared thermometer and in particular to such an infrared thermometer, which has a deformable probe, which are set alternatively can be inserted between two different shapes in the Ear canal for measuring the ear temperature or for contacting the ear canal Forehead of a person to measure the forehead temperature.

2. Description of the state of the technique

It has been proven in recent years that SARS, as well as enteroviral and avian influenza (avian influenza) have threatened people's health or life in many countries. The concept of health self-sufficiency has become increasingly important to this day. The measurement of body temperature is one of the indispensable ways to monitor one's own health. Various infrared thermometers are commercially available for use in hospitals and clinical centers as well as for home use. The 1 and 2 show a conventional infrared thermometer. According to this structure, the infrared thermometer comprises a housing 82 as well as a holder 81 axially slidable to the housing 82 is coupled. When the bracket 81 from the case 82 pulled outward, the user can see the front circumferential edge 811 the holder 81 bring in contact with the forehead of a person, leaving the sensor 83 is able to measure the temperature of the forehead. If, in contrast, the bracket 81 is pushed back, the sensor becomes 83 kept free for insertion into the ear canal to measure the ear temperature. However, this structure of the infrared thermometer is still unsatisfactory in its function due to the following disadvantages:
The exposed sliding bracket 81 tends to become dirty, causing contamination during the measurement. This is also relatively unhygienic.

The coupling structure between the sliding bracket 81 and the case wears off quickly. When the infrared thermometer accidentally falls to the ground, the coupling structure between the sliding bracket 81 and the housing 82 break.

Because the sensor 83 and the holder 81 each made of a hard material, leads the insertion of the sensor 83 in the ear canal of a person or the attachment of the holder 81 in contact with a person's forehead, making the person feel uncomfortable.

The angular position of the housing 82 relative to the bracket 81 or the sensor 83 is not adjustable to allow adaptation to different measuring points.

• 1. Da die halbkugelförmige Kappe 91 und der Sensor 92 aus einem harten Material bestehen, fühlt sich die Person, an welcher die Messung vorgenommen wird, während des Messvorganges unkomfortabel.
• 2. Die Winkelposition des Gehäuses 90 ist nicht an unterschiedliche Messstellen einstellbar.

The 3 shows another structure of an infrared thermometer according to the prior art. In this construction has the infrared thermometer 9 a housing 90 , a hemispherical cap 91 , which is pivotally hinged to the housing, and a sensor 92 , the hemispherical cap 91 is provided. The user can use the hemispherical cap 91 to toggle the operation of the infrared thermometer between the ear measurement mode and the face measurement mode. However, this structure of the infrared thermometer still has the following disadvantages:

• 1. Because the hemispherical cap 91 and the sensor 92 Made of a hard material, feels the person to whom the measurement is made, uncomfortable during the measurement process.
• 2. The angular position of the housing 90 is not adjustable to different measuring points.

Summary the invention

Of the The present invention is accordingly based on the object to provide an infrared thermometer with elimination of the disadvantages, which is convenient to use, both for use in the ear as well as on the forehead. Furthermore, according to the present Invention are provided an infrared thermometer, which is adjustable with respect the angular position of the housing, so that it can be adapted to different measuring points. Finally, should also according to the present Provided an infrared thermometer, which can be used in a hygienic manner to reduce the likelihood reduce the contamination.

This object is achieved according to the invention by the features specified in the characterizing part of the main claim, reference being made in terms of preferred embodiments of the invention to the features of the subclaims. According to an advantageous embodiment of the present invention, the infrared thermometer comprises a housing, a probe, which is provided on one end of the housing to contact a part of the body of a person, a sensor which is mounted within the probe to the temperature of Body part of the person with whom the probe is brought into contact, a LCD (Liquid Crystal Display), a control circuit means mounted inside the housing and electrically connected to the sensor and the LCD and capable of converting the measurement result obtained from the sensor as a value for display on the LCD, and a scanning button capable of activating the sensor, the probe comprising an elastic cover. The sensor is provided inside the elastic cover, and the housing has a slide mechanism mounted thereon and coupled to a part of the elastic cover, being movable between a first position in which the elastic cover is guided outside for insertion into the elastic cover An ear canal to allow the sensor to measure the ear temperature and a second position where the elastic cover is guided inwardly for contact with a person's forehead to enable the sensor to measure the head temperature ,

According to one Another embodiment of the present invention, the housing comprises an upper Shell, a lower shell and a pivoting element between the upper shell and the lower shell is arranged to one Turn the upper body shell relative to the lower body shell to allow, thus changing the angular position of the housing.

Finally covers according to another Embodiment of the invention, the elastic cover a Main part of the probe and the movement mechanism of the sliding mechanism to prevent contamination.

Short description the drawings

1 Fig. 13 is a perspective view of a prior art infrared thermometer.

2 equals to 1 reproducing the holder in the pickup position with the sensor exposed to the outside.

3 Fig. 13 is a perspective view of another structure of a prior art infrared thermometer.

4 is an exploded view of an infrared thermometer according to the present invention.

5 Fig. 15 is an assembly perspective view of the infrared thermometer according to the present invention.

6 Fig. 12 is a sectional view of a part of the present invention on an enlarged scale, showing the structure of the probe.

7 Fig. 10 is a side view on an enlarged scale of the infrared thermometer according to the present invention.

8th is a longitudinal sectional view of 7 ,

9 is the 7 similar, but with the outer curved elastic cover.

10 is a longitudinal sectional view of 9 ,

11 Figure 11 is an exploded view of a portion of a present invention showing the docking structure between the upper body shell and the lower body shell of the housing.

12 equals to 11 from a different angle.

13 Figure 4 is another side view of the present invention showing the upper body shell and the lower body shell of the housing aligned at a right angle to each other.

14 is a sectional view of 13 ,

15 is the 13 similar, but with the outer curved elastic cover.

16 is a sectional view of 15 ,

detailed Description of the invention

With reference to the 4 to 10 For example, an infrared thermometer according to an embodiment of the present invention comprises a housing 1 , a probe 2 , a sensor 20 , a slider 3 , a selector switch 4 (please refer 6 ), a scanning button 5 , a control circuit arrangement 6 as well as an LCD 7 ,

The probe 2 has a rigid inner positioning part 21 , a rigid outer positioning part 23 and an elastic cover 22 between the rigid inner positioning part 21 and the rigid outer positioning part 23 connected.

The sensor 20 is fixed within the upper part 210 the rigid inner positioning part 21 mounted (see 8th ). The rigid inner positioning part 21 carries on its underside a block element 211 , The block element 211 carries a lead 2111 , which is displaceable with the slider 3 on one side of the case 1 , The rigid outer positioning part 23 has a lower edge 231 which is attached to the top edge 110 of the housing 1 (please refer 6 and 8th ).

The slider 3 is movable in a longitudinal opening 111 of the housing 1 mounted and has a coupling groove 31 that at the projection 2111 of the block element 211 the probe 2 is coupled. In addition, the slider 3 , the block element 211 and the longitudinal opening 111 assembled to a sliding mechanism that engages the probe.

If you have the slider 3 upwards along the longitudinal opening 111 of the housing 1 to the upper end of the longitudinal opening 111 shifts, becomes the rigid inner positioning part 21 with the block element 211 and the slider 3 moved to the elastic cover 22 to lead to the outside (see 9 and 10 ), so the probe 2 In the ear canal a person can be plugged in to measure the temperature inside the ear. If you have the slider 3 down along the longitudinal opening 111 of the housing to the lower end of the longitudinal opening 111 shifts, becomes the rigid inner positioning part 21 with the block element 211 and the slider 3 moved to the elastic cover 22 to lead inwards (see 7 and 8th ), so that accordingly the elastic cover 22 the probe 2 forms a comfortable contact area to contact a person's forehead and measure the temperature of the forehead. When the slider 3 to the lower end of the longitudinal opening 111 is guided touches a page 2112 of the block element 211 the probe 2 the selector switch 4 , so that thereby the selector switch 4 is switched to the forehead temperature measuring mode. If, in contrast, the slider 3 to the upper end of the longitudinal opening 111 is guided, becomes the block element 211 the probe 2 from the selector switch 4 led away, so that then the ear temperature measurement mode is selected.

In addition, a positioning frame 113 at the longitudinal opening 111 of the housing 1 attached. The positioning frame 113 defines a longitudinal sliding slot 1131 , The lead 2111 of the block element 211 the probe 2 is through the longitudinal sliding slot 1131 to the outside of the housing 1 inserted through and at the coupling groove 31 of the slider 3 attached to the slider 3 up to the block element 211 the probe 2 to keep.

In addition, the rigid inner positioning part 21 , the rigid outer positioning part 23 and the elastic cover 22 made of different materials in different colors by a double injection process. Furthermore, the rigid outer positioning part has 23 the probe 2 an annular configuration. The upper part 210 the rigid inner positioning part 21 has the form of a sleeve. The block element 211 can be at the top part 210 the rigid inner positioning part 21 be attached via a fastener or any of a variety of joining techniques.

Referring again to the 11 and 12 such as 8th includes the housing 1 an upper body shell and a lower body shell 12 , The upper body shell 11 carries a beveled lower wall 112 and a pivot opening 1121 in the middle of the bevelled bottom wall 112 , The lower body shell 12 has a bevelled upper wall 122 leading to the bevelled bottom wall 112 the upper body shell 11 fits, with a pivot opening 1221 in the middle of the bevelled upper wall 122 the pivot opening 1121 the upper body shell 11 equivalent. In addition, a pivoting element 13 within the upper body shell 11 mounted and passes through the pivot opening 1121 the upper body shell 11 in the swing opening 1221 the lower body shell 12 into it, while a C-shaped holding element 14 on a positioning groove 131 is attached to the periphery of the pivoting element 13 around, soft is adhered to the underside of the beveled upper wall 122 within the lower body shell 12 to the pivoting element 13 on the lower body shell 12 to hold, so that accordingly the upper body shell 11 and the lower body shell 12 pivotally connected to each other. As shown in the 13 to 16 the user can use the upper body shell 11 relative to the lower body shell 12 Twist by a predetermined angle to the desired angle to adjust the different user stages while helping themselves and others.

Referring again to the 11 and 12 carries the upper body shell 11 beyond a circular curved guide slot 1122 standing in the sloping bottom wall 112 is formed around the pivot opening 1121 around, and the lower body shell 12 carries a guide pin 1222 coming from the beveled upper wall 122 protrudes and into the circular curved guide slot 1122 engages the angle of rotation of the upper body shell 11 relative to the lower body shell 12 to limit.

According to this embodiment, the longitudinal opening 111 of the housing 1 which are in the upper body shell 11 is formed, the selector switch 4 and the scanning button 5 in the upper body shell 11 installed and the control circuitry 6 and the LCD 7 are in the lower body shell 12 Installed. The LCD 7 is able to display the temperature readings via the probe 2 and the sensor 20 is measured. Furthermore is a battery 60 within the lower body shell 12 mounted and electrically connected to the control circuitry 6 connected to the required working voltage for the control circuitry 6 and the LCD 7 provide. The sampling switch 5 is pushed to activate the sensor for temperature measurement.

With reference to the 14 and 16 carries the pivoting element 13 an axially extending wire opening 132 for the passage of the conductor wires 201 of the sensor 20 , the conductor wires 41 for the selector switch 4 and the conductor wires 51 of the scanning head 5 , each electrically connected to the control circuitry 6 in the lower body shell 12 are coupled.

In addition, the lower body shell 12 from two symmetrical halves 123 and 124 getting produced.

• 1. Die Form der Sonde kann geändert werden durch einen Gleitmechanismus am Gehäuse 1. Dabei kann der Schieber 3 entlang des Gehäuses 1 bewegt werden, um die Sonde 2 zu deformieren. Hierdurch wird die elastische Abdeckung 22 nach außen gekrümmt, so dass sie in den Ohrkanal einer Person eingesteckt werden kann, um die Temperatur des Ohres zu messen. Oder aber sie kann nach innen geführt werden, um die Stirn einer Person zu kontaktieren und die Temperatur der Stirn zu messen. Sowohl beim Ohrtemperaturmessmodus als auch beim Stirntemperaturmessmodus wird die sich weich anfühlende elastische Abdeckung 22 in Kontakt mit der Haut der Person, die zu messen ist gehalten, so dass sich dementsprechend eine komfortable Benutzung des Infrarot-Thermometers ergibt.
• 2. Die obere Körperschale 11 und die untere Körperschale 12 des Gehäuses 1 können relativ zueinander gedreht werden, um einen vorbestimmten Winkel für eine Anpassung an die unterschiedlichen Messzustände, wie z. B. den Zustand, wenn des Benutzers eigene Körpertemperatur zu messen ist, oder, wenn der Benutzer die Körpertemperatur einer anderen Person ist.
• 3. Der Gleitmechanismus ist abgedeckt und durch die elastische Abdeckung 22 geschützt, um eine Kontaminierung zu reduzieren.

As stated above, the invention provides an infrared thermometer characterized by the following features:

• 1. The shape of the probe can be changed by a sliding mechanism on the housing 1 , In this case, the slider 3 along the housing 1 be moved to the probe 2 to deform. This will cause the elastic cover 22 curved outwards so that it can be inserted into the ear canal of a person to measure the temperature of the ear. Or, it can be directed inward to contact a person's forehead and measure the temperature of the forehead. Both the ear temperature measurement mode and the forehead temperature measurement mode become the soft-feeling elastic cover 22 in contact with the skin of the person to be measured, so that, accordingly, comfortable use of the infrared thermometer results.
• 2. The upper body shell 11 and the lower body shell 12 of the housing 1 can be rotated relative to each other to a predetermined angle for adaptation to the different measuring conditions, such as. For example, the state when the user's own body temperature is to be measured, or when the user is the body temperature of another person.
• 3. The sliding mechanism is covered and by the elastic cover 22 protected to reduce contamination.

In summary For example, an infrared thermometer includes a housing which is surrounded by an upper body shell and a lower body shell formed is pivotally coupled to each other. Has a probe a rigid outer positioning part, the on the housing is attached. A rigid inner positioning part is at one Slider connected, which is displaceable in a sliding opening of the housing is. An elastic cover connects the rigid outer positioning part and the rigid inner positioning part and holds a sensor on the top the rigid inner positioning part. It is deformable in dependence from the position of the slider, so that it is guided to the outside for the Plug it into the ear canal of a person, then attach it to the sensor to enable the To measure ear temperature, or curved inward to the forehead of a person to contact so as to allow the sensor to make the forehead temperature to eat.

It should be stated again at this point that the foregoing description is merely exemplary Character acts and that various modifications and modifications possible are, without departing from the scope of the invention.

Claims (6)

Infrared thermometer characterized by a housing ( 1 ), a probe ( 2 ) at one end of the housing ( 1 ) is provided for contacting a part of the body of a person, a sliding mechanism ( 3 ), a sensor ( 20 ) inside the probe ( 2 ) is mounted for measuring the temperature of the body part of the person with whom the probe ( 2 ), an LCD (Liquid Crystal Display) ( 7 ), a control circuit arrangement ( 6 ), which are inside the housing ( 1 ) and electrically connected to the sensor ( 20 ) and the LCD ( 7 ) is connected to implement the measurement results from the sensor ( 20 ) in values for display on the LCD ( 7 ), as well as a scanning button ( 5 ) for activating the sensor ( 20 ) for the temperature measurement, wherein the probe ( 2 ) an electrical cover ( 22 ) and the sensor ( 20 ) within the elastic stakeout ( 22 ) is mounted while the housing ( 1 ) a slider ( 3 ) attached to a part of the elastic cover ( 22 ) is coupled and displaceable between a first position in which the elastic cover is guided to the outside, and a second position in which the elastic cover is guided inwards. Infrared thermometer according to claim 1, characterized in that the probe ( 2 ) beyond a rigid inner positioning part ( 21 ) attached to a part of the elastic cover ( 22 ) and is displaceable via a slider ( 3 ) for deformation of the elastic cover ( 22 ). Infrared thermometer according to one of claims 1 or 2, characterized in that the probe ( 2 ) beyond a rigid outer butt Positioning part ( 23 ), which on the housing ( 1 ) and attached to a part of the elastic cover ( 22 ) away from the rigid inner positioning part ( 21 ) connected. Infrared thermometer according to one of the preceding claims, characterized in that the housing ( 1 ) also has a selector switch ( 4 ) which is switchable between an ear temperature measurement mode and a forehead temperature measurement mode, the rigid inner positioning part 21 ) on its underside a block ( 211 ), which on the slider ( 3 ) is connected to switch the selector switch ( 4 ) between the ear temperature measuring mode and the forehead temperature measuring mode after the operation of the slider ( 3 ) for deformation of the elastic cover ( 22 ). Infrared thermometer according to one of the preceding claims, characterized in that the housing ( 1 ) an upper body shell ( 11 ), and the upper body shell ( 11 ) a bevelled upper wall ( 112 ) and a pivot opening ( 1121 ) in the middle of the bevelled bottom wall ( 112 ), while a lower body shell ( 12 ) pivotable to the upper body shell ( 11 ) and the lower body shell ( 12 ) a bevelled upper wall ( 122 ) which bears against the bevelled lower wall ( 112 ) of the upper body shell ( 11 ), while a pivot opening ( 1221 ) in the middle of the bevelled upper wall ( 122 ) is provided, wherein a pivoting element ( 13 ) is pivotally coupled between the pivot opening ( 1121 ) of the upper body shell ( 11 ) and the pivoting opening ( 1221 ) of the lower body shell ( 12 ). Infrared thermometer according to claim 5, characterized in that the bevelled bottom wall ( 112 ) of the upper body shell ( 11 ) a circularly curved guide slot ( 1122 ), which extends around the pivot opening ( 1121 ), while the bevelled upper wall ( 122 ) of the lower body shell ( 12 ) a guide pin ( 1222 ), which between the bevelled upper wall ( 122 ) protrudes and is coupled to the circular curved guide slot ( 1122 ) of the upper body shell ( 11 ) for guiding a relative rotational movement between the upper body shell ( 11 ) and the lower body shell ( 12 ).