CN213779289U - Infrared thermometer with dust keeper - Google Patents

Abstract

The utility model discloses an infrared thermometer with dust keeper aims at solving common infrared thermometer and detects the mouth and pile up the dust easily, leads to the temperature that detects out to have the problem of deviation. The thermometer comprises a thermometer body, wherein a dustproof device and a shell fixedly connected with the thermometer body are arranged on the thermometer body, a temperature detection module, a switching module, a control module and a display module are arranged in the thermometer body, the temperature is detected by the temperature detection module to generate a temperature detection signal, the switching module generates a switching signal according to a magnetic field of a magnet arranged in the shell, and when the control module receives the switching signal, a first temperature measurement result is generated according to the temperature detection signal; when the control module does not receive the switching signal, a second temperature measurement result is generated according to the temperature detection signal, the automatic switching of the temperature measurement mode is realized, the sensitivity and the reliability of the judgment and the switching of the temperature measurement mode are improved, and the temperature measurement error caused by manual operation is reduced.

Description

Infrared thermometer with dust keeper

Technical Field

The utility model relates to a clinical thermometer, more specifically say, it relates to an infrared clinical thermometer with dust keeper.

Background

The infrared thermometer can be used for measuring ear temperature, forehead temperature and ambient temperature, the infrared human body temperature measurement technology is generally applied, and the infrared thermometer receives infrared rays radiated by a human body through an infrared sensor and obtains the human body temperature after being processed by a temperature measurement circuit module. Compared with the traditional mercury thermometer, the infrared thermometer manufactured by the infrared human body temperature measurement technology has the advantages of convenient and quick measurement, no toxic substance mercury, and no pollution to the environment. The working principle of the infrared thermometer is as follows: the difference in temperature of surface about thermocouple self is detected through the inside thermocouple of sensor, when human infrared ray incides the thermocouple upper surface, upper surface temperature can receive infrared heating and rise, the thermocouple upper and lower surface produces the difference in temperature, thermocouple output difference in temperature voltage signal supplies infrared thermometer measuring circuit module to handle and obtains human temperature, but infrared thermometer is mostly through being equipped with the visor on being used for the measuring position on infrared thermometer in the in-process of using, come to protect infrared thermometer, but this kind of visor breaks away from with infrared thermometer easily at the in-process that carries, thereby influence the measurement accuracy of infrared thermometer, consequently, need provide a new scheme and solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an infrared clinical thermometer with dust keeper has and to completely cut off the dust in the external world, improves the effect of measuring the precision.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an infrared clinical thermometer with dust keeper, includes the clinical thermometer body, be provided with on the clinical thermometer body and detect the mouth, be provided with dust keeper on the clinical thermometer body, the dust keeper overcoat be equipped with clinical thermometer body fixed connection's shell, dust keeper include with detect mouthful sliding connection's closing cap, the closing cap rotates with the shell to be connected, it is connected with the sector gear to rotate on the shell, the one end fixedly connected with poker rod of sector gear, set up on the shell and supply the gliding spout of poker rod, the one end meshing that poker rod was kept away from to the sector gear has the gear, gear and closing cap fixed connection.

By adopting the technical scheme, the thermometer body is mainly used for measuring the body temperature, the detection port arranged on the thermometer body is contacted with the forehead skin and the wrist skin of a human body, so as to measure the temperature, when the thermometer is not used, the poke rod extends out of the chute through sliding, one end exposed outside the shell drives the sector gear fixedly connected with the poke rod to rotate, when the thermometer is rotated, as the sector gear is in a meshed state with the gear, the gear can rotate at a certain angle under the limitation of the sector gear, when the thermometer rotates, the sealing sheet eccentrically fixed on the gear can rotate along with the rotation of the gear, and when the sealing sheet rotates, the sealing sheet has a position to enable the sealing sheet to correspond to the detection port and shield the detection port, so that the influence of external dust on the thermometer body is prevented, a large measurement temperature difference is avoided, when the thermometer is used, the sealing sheet is still slid to a position far away from the detection port through sliding the poke rod, the accuracy of measurement is improved.

The utility model discloses further set up to: the shell is fixedly connected with a rotating shaft, the sector gear is provided with a through hole, and the sector gear is sleeved on the rotating shaft.

Through adopting above-mentioned technical scheme, the perforation has been seted up to the central point that sector tooth and poker rod are connected, installs through the position that corresponds the pivot with the perforation on the sector tooth for poker rod and sector tooth use the pivot to rotate as the fulcrum, and the accessible nut is fixed after the installation, increases sector tooth pivoted stability.

The utility model discloses further set up to: fixedly connected with stopper on the shell, the spacing groove has been seted up on the stopper, the closing plate is contradicted with the inner wall in spacing groove.

Through adopting above-mentioned technical scheme, the spacing groove of seting up on through the stopper limits the gasket, and the removal route of seting up position and gasket of spacing groove is unanimous makes the gasket contradict with the inner wall of spacing groove all the time at the pivoted in-process.

The utility model discloses further set up to: the peripheral edge position of shell has the fillet.

Through adopting above-mentioned technical scheme, it makes the marginal position of shell more mellow and full to have the fillet through the marginal position at the shell, and still can overlap on the shell and be equipped with the silica gel circle, like this when direct contact skin carries out the measurement temperature, can not appear the fish tail yet.

The utility model discloses further set up to: and a waterproof film is arranged at one end of the sealing sheet far away from the detection port.

Through adopting above-mentioned technical scheme, the waterproof membrane is current commonly used technique, and mainly used protection sealing plate plays water-proof effects, avoids producing the influence to infrared thermometer's measurement effect.

The utility model discloses further set up to: convex lines are arranged on two sides of the poke rod, and concave lines matched with the convex lines are arranged on the inner wall of the sliding groove.

Through adopting above-mentioned technical scheme, when the poker rod slided in the spout, under the restriction of the concave line that the burr that sets up on the spout inner wall through poker rod both sides set up, realize the spacing to poker rod for poker rod's position can be realized fixing.

The utility model discloses further set up to: and one end of the poke rod, which is far away from the sector teeth, is fixedly connected with a ball.

Through adopting above-mentioned technical scheme, stir and remove the poker rod through ball person of facilitating the use, increase user's comfort level.

To sum up, the utility model discloses following beneficial effect has:

1. because the thermometer body is not an essential product as a common user in the using process and is mostly only used for special conditions, the utility model shields the detection port through the sealing sheet, prevents external dust or impurities from entering the thermometer body through the detection port, thereby generating deviation when measuring the thermometer body;

2. the utility model discloses an in-process that dust keeper was using, the user can be directly adjust through the position of slip poker rod can, even old man and child also can use by hand easily, suitable colony is wide.

Drawings

FIG. 1 is a perspective view of an infrared thermometer;

FIG. 2 is a right side view of the infrared thermometer;

FIG. 3 is an enlarged view of portion A of FIG. 1;

fig. 4 is an enlarged schematic view of a portion B of fig. 2.

In the figure: 1. a housing; 2. a limiting block; 3. a limiting groove; 4. a relief pattern; 5. concave lines; 6. a chute; 7. a ball bearing; 8. a sealing sheet; 9. a gear; 10. sector gear; 11. a poke rod; 12. a rotating shaft; 13. a detection port; 14. a thermometer body.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "set/connected", "connected", and the like are to be interpreted broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in detail with reference to the accompanying drawings.

The utility model provides an infrared clinical thermometer with dust keeper, as shown in fig. 1, fig. 2 and fig. 4, including clinical thermometer body 14, be provided with on the clinical thermometer body 14 and detect mouth 13, be provided with dust keeper on the clinical thermometer body 14, the dust keeper overcoat is equipped with shell 1 with 14 fixed connection of clinical thermometer body, dust keeper includes and detects mouth 13 sliding connection's closing cap piece 8, closing cap piece 8 rotates with shell 1 to be connected, it is connected with sector tooth 10 to rotate on the shell 1, the one end fixedly connected with poker rod 11 of sector tooth 10, set up on the shell 1 and supply the gliding spout 6 of poker rod 11, the one end meshing that poker rod 11 was kept away from to sector tooth 10 has gear 9, gear 9 and 8 fixed connection of closing cap piece.

A rotating shaft 12 is fixedly connected on the shell 1, a through hole is arranged on the sector gear 10, the sector gear 10 is sleeved on the rotating shaft 12, a through hole is arranged at the central position where the sector gear 10 is connected with the poke rod 11, the through holes on the fan teeth 10 are installed corresponding to the position of the rotating shaft 12, so that the poke rod 11 and the fan teeth 10 rotate by taking the rotating shaft 12 as a fulcrum, the poke rod and the fan teeth 10 can be fixed by nuts after installation, the rotating stability of the fan teeth 10 is improved, the shell 1 is fixedly connected with the limiting block 2, the limiting block 2 is provided with the limiting groove 3, the sealing sheet 8 is abutted against the inner wall of the limiting groove 3, the peripheral edge of the shell 1 is chamfered with a round angle, make the more mellow and agreeable of shell 1's border position through the border position at shell 1 to be equipped with the fillet, the one end that the mouth 13 was kept away from to sealing sheet 8 is provided with the water proof membrane, and mainly used protection sealing sheet 8 plays water-proof effects, avoids producing the influence to infrared thermometer's measuring effect.

As shown in fig. 3, both sides of the poke rod 11 are provided with convex patterns 4, the inner wall of the sliding groove 6 is provided with concave patterns 5 matched with the convex patterns 4, the poke rod 11 is limited, the position of the poke rod 11 can be fixed, one end of the poke rod 11, which is far away from the sector teeth 10, is fixedly connected with balls 7, and convenience is brought to a user to poke and move the poke rod 11 through the balls 7, so that the comfort level of the user is increased.

The working principle is as follows: the detection port 13 arranged on the thermometer body 14 is contacted with the forehead skin and the wrist skin of a human body, so that temperature measurement is performed, when the thermometer is not used, the end extending out of the chute 6 and exposed out of the shell 1 through the sliding poke rod 11 drives the sector gear 10 fixedly connected with the poke rod 11 to rotate, when the thermometer is rotated, because the sector gear 10 is meshed with the gear 9, the gear 9 can rotate at a certain angle under the limitation of the sector gear 10, when the thermometer is rotated, the sealing sheet 8 eccentrically fixed on the gear 9 can rotate along with the rotation of the gear 9, and when the sealing sheet 8 rotates, a position is formed in the rotating process, so that the sealing sheet 8 is corresponding to the detection port 13 and shields the detection port 13, thereby preventing external dust from influencing the thermometer body 14, avoiding generating large measurement temperature difference, when the thermometer is used, the sealing sheet 8 is still slid to a position far away from the detection port 13 through the sliding of the poke rod 11, the accuracy of measurement is improved.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. The utility model provides an infrared clinical thermometer with dust keeper, includes clinical thermometer body (14), be provided with on clinical thermometer body (14) and detect mouth (13), be provided with dust keeper, its characterized in that on clinical thermometer body (14): dustproof device overcoat be equipped with clinical thermometer body (14) fixed connection's shell (1), dustproof device include with detection mouth (13) sliding connection's closing cap (8), closing cap (8) rotate with shell (1) and are connected, it is connected with sector tooth (10) to rotate on shell (1), the one end fixedly connected with poker rod (11) of sector tooth (10), set up on shell (1) and supply poker rod (11) gliding spout (6), the one end meshing that poker rod (11) were kept away from to sector tooth (10) has gear (9), gear (9) and closing cap (8) fixed connection.

2. The infrared thermometer with dust-proof device as set forth in claim 1, wherein: the fan-shaped tooth structure is characterized in that a rotating shaft (12) is fixedly connected to the shell (1), a through hole is formed in the fan-shaped tooth (10), and the rotating shaft (12) is sleeved with the fan-shaped tooth (10).

3. The infrared thermometer with dust-proof device as set forth in claim 2, characterized in that: fixedly connected with stopper (2) on shell (1), spacing groove (3) have been seted up on stopper (2), closing plate (8) are contradicted with the inner wall of spacing groove (3).

4. The infrared thermometer with dust-proof device as set forth in claim 3, wherein: the peripheral edge of the shell (1) is chamfered.

5. The infrared thermometer with dust-proof device as set forth in claim 1, wherein: and a waterproof film is arranged at one end of the sealing sheet (8) far away from the detection port (13).

6. The infrared thermometer with dust-proof device as set forth in claim 1, wherein: convex patterns (4) are arranged on two sides of the poke rod (11), and concave patterns (5) matched with the convex patterns (4) are arranged on the inner wall of the sliding groove (6).

7. The infrared thermometer with dust-proof device as set forth in claim 6, wherein: one end of the poke rod (11) far away from the sector gear (10) is fixedly connected with a ball (7).

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