CN224163271U

CN224163271U - Intelligent thermometer

Info

Publication number: CN224163271U
Application number: CN202521188719.2U
Authority: CN
Inventors: 林守信
Original assignee: Individual
Current assignee: Individual
Priority date: 2025-06-10
Filing date: 2025-06-10
Publication date: 2026-04-24
Anticipated expiration: 2035-06-10

Abstract

This utility model relates to an intelligent thermometer, comprising: a housing, a temperature measuring element, and a circuit assembly. The housing has a receiving cavity, and the bottom of the housing has a temperature measuring part protruding outwards from the housing. The temperature measuring part is configured to have thermal conductivity and has a temperature measuring chamber inside it, which communicates with the receiving cavity. The temperature measuring element is located within the temperature measuring chamber. The circuit assembly is located within the receiving cavity and includes a circuit board, a support plate, a flexible circuit board, and an elastic element. The circuit board is supported on the top surface of the support plate. One end of the flexible circuit board is connected to the circuit board, and the other end passes through the support plate and extends downwards to connect with the temperature measuring element. The elastic element is connected to the bottom surface of the support plate and provides elastic force to drive the temperature measuring element to adhere to the inner wall of the temperature measuring chamber.

Description

Intelligent thermometer

Technical Field

The utility model relates to the technical field of temperature sensing, in particular to an intelligent thermometer.

Background

A temperature sensor is a device or component that converts a sensed temperature change into a measurable signal that is suitable for use in various settings for detecting and measuring the temperature of an object or the environment.

The prior art discloses a quick conduction type temperature measurement sensor, it includes the protective housing and is located support, control panel and the induction chip in the protective housing, the support bottom surface is connected with the control panel, and its top surface is connected with the induction chip, and the induction chip protrusion is in the top of support, has the circuit that switches on induction chip and control panel in the support, wherein, leaves the clearance between induction chip and the protective housing, and the clearance intussuseption is filled with the encapsulation and is glued, and this quick conduction type temperature measurement sensor can use under the scene of contact temperature measurement. However, the induction chip is indirectly contacted with the protective shell through the packaging adhesive, and a plurality of layers of mediums exist in a heat transfer path, so that the heat resistance is possibly increased, and the temperature measurement accuracy is affected.

Disclosure of utility model

The utility model aims to provide an intelligent thermometer, which solves the technical problem of how to improve the temperature measurement accuracy.

In order to solve the technical problems, the utility model adopts the following technical scheme.

The utility model provides an intelligent thermometer which comprises a shell, a temperature measuring body, a circuit assembly and an elastic piece, wherein a containing cavity is arranged in the shell, a temperature measuring part protruding outwards towards the shell is arranged at the bottom of the shell, the temperature measuring part is configured to have heat conducting performance, the temperature measuring cavity is arranged in the temperature measuring part and is communicated with the containing cavity, the temperature measuring body is located in the temperature measuring cavity, the circuit assembly is arranged in the containing cavity and comprises a circuit board, a support board, a flexible circuit board and the elastic piece, the circuit board is supported on the top surface of the support board, one end of the flexible circuit board is connected with the circuit board, the other end of the flexible circuit board penetrates through the support board and extends downwards to be connected with the temperature measuring body, and the elastic piece is connected with the bottom surface of the support board and is used for providing elastic force to drive the temperature measuring body to be attached to the inner wall of the temperature measuring cavity.

In some embodiments of the application, the flexible circuit board comprises a first connecting section and a second connecting section which are connected, wherein the first connecting section is positioned above the support plate, the second connecting section downwards passes through the support plate and is connected with the temperature measuring body, and the intelligent thermometer further comprises a battery which is arranged in the accommodating cavity, is positioned above the support plate and is pressed on the support plate.

In some embodiments of the present application, the circuit board has a ring-shaped or arc-shaped structure, the first connection section is connected with the inner side of the circuit board and is horizontally arranged, the second connection section includes a first portion which is obliquely arranged and a second portion which is horizontally arranged, one end of the first portion is connected with the first connection section, the other end of the first portion passes through the support plate and is connected with the second portion, the top surface of the second portion is connected with the elastic member, and the bottom surface of the second portion is connected with the temperature measuring body.

In some embodiments of the present application, the circuit board is in a semicircular structure, the first connection section includes a third portion and a fourth portion connected in an L-shape, the third portion is disposed opposite to the circuit board in a horizontal direction, the fourth portion is connected to the circuit board and the third portion, respectively, the third portion, the first portion, the second portion and the circuit board are sequentially arranged in the horizontal direction, and the second portion is located at a center of the circuit board in the semicircular structure.

In some embodiments of the present application, the support plate is provided with a yielding port, the yielding port extends in a horizontal arrangement direction of the third portion, the first portion, the second portion and the circuit board, the third portion is blocked above the yielding port, and the first portion passes through the yielding port and is connected with the second portion.

In some embodiments of the present application, the circuit board is provided with a first elastic sheet extending upwards, the intelligent thermometer further comprises a circuit board support having the same shape as the circuit board, the circuit board support is located above the circuit board and is inserted in alignment with the circuit board, the circuit board support is provided with a second elastic sheet extending downwards, the second elastic sheet and the first elastic sheet are horizontally staggered and elastically act on the first elastic sheet, and the first elastic sheet is elastically attached to the side surface of the battery to fix the battery.

In some embodiments of the present application, the circuit board and the circuit board support are both in a semicircular structure, a positioning block is arranged at the bottom of the housing, the positioning block is located in the accommodating cavity and is provided with a plurality of positioning blocks, the positioning blocks and the circuit board are circumferentially arranged at intervals, positioning grooves are formed by enclosing the positioning blocks, the circuit board support and the support, the battery is embedded in the positioning grooves, and the side surfaces of the battery are respectively abutted against the first elastic sheet and the positioning blocks.

In some embodiments of the present application, the elastic member is foam, and the elastic member is connected to the top surface of the second portion and the elastic member is connected to the bottom surface of the support plate by adhesion.

As can be seen from the technical scheme, the embodiment of the utility model has at least the following advantages and positive effects:

in the intelligent thermometer provided by the embodiment of the utility model, when the intelligent thermometer is used, the convex temperature measuring part is in direct contact with a measured object, then the heat of the measured object is quickly transferred to the temperature measuring body through the temperature measuring part, and the contact area can be increased by the arrangement of the temperature measuring part, so that the heat transfer efficiency is improved. Because flexible circuit board one end is connected the circuit board, the temperature measuring body is connected to the other end, can form the electrical path with both, through the cooperation between temperature measuring part, temperature measuring body, flexible circuit board and the circuit board, can realize the temperature measurement function of intelligent clinical thermometer.

Specifically, the extension board is used for supporting the circuit board on the one hand, and on the other hand still is used for fixed elastic component, and it is as the inside stability basis of intelligent clinical thermometer for the temperature measurement can be under the continuous pressure that the elastic component applyed, carry out the physical laminating with the temperature measurement intracavity wall steadily, with the heat conduction hysteresis that reduces to exist between temperature measurement portion and the temperature measurement body and lead to, thereby can improve the temperature measurement accuracy of this intelligent clinical thermometer. On the other hand, the flexible characteristic of flexible line way board not only can reduce self fracture risk, still allows the temperature measurement body to jog under the elastic component effect, consequently the setting of elastic component can also provide the cushioning effect for the temperature measurement body, avoids too rigid connection to possibly cause under scene such as vibration the structural damage to this intelligent thermometer overall structure's stability and reliability have been improved.

Drawings

Various objects, features and advantages of the present utility model will become more apparent from the following detailed description of the preferred embodiments of the utility model, when taken in conjunction with the accompanying drawings. The drawings are merely exemplary illustrations of the utility model and are not necessarily drawn to scale. In the drawings, like reference numerals refer to the same or similar parts throughout. Wherein:

Fig. 1 is a schematic diagram of a smart thermometer according to an exemplary embodiment.

Fig. 2 is a cross-sectional view of fig. 1.

Fig. 3 is a schematic view of the structure of fig. 1 with the housing removed.

Fig. 4 is a schematic view of the structure of fig. 3 with the battery removed.

Fig. 5 is a schematic view of the structure of fig. 4 at another view angle.

Fig. 6 is an exploded view of fig. 1.

The reference numerals are explained as follows:

1. The device comprises a shell, a base, 111, a positioning block, 12, a cover, 13, a temperature measuring part, 14, a containing cavity, 15 and a temperature measuring cavity;

2. A temperature measuring body;

3. Circuit components, 31, circuit boards, 311, first elastic sheets, 312, first positioning holes, 32, support plates, 321, abdication ports, 322, second positioning holes, 33, flexible circuit boards, 331, first connecting sections, 3311, third parts, 3312, fourth parts, 332, second connecting sections, 3321, first parts, 3322, second parts, 34 and elastic pieces;

4. a battery;

5. the circuit board comprises a circuit board bracket, 51, a second elastic sheet, 52 and a positioning column.

Detailed Description

While this utility model is susceptible of embodiment in different forms, there is shown in the drawings and will herein be described in detail, specific embodiments thereof with the understanding that the present disclosure is to be considered as an exemplification of the principles of the utility model and is not intended to limit the utility model to that as illustrated.

Thus, rather than implying that each embodiment of the present utility model must have the characteristics described, one of the characteristics indicated in this specification will be used to describe one embodiment of the present utility model. Furthermore, it should be noted that the present specification describes a number of features. Although certain features may be combined together to illustrate a possible system design, such features may be used in other combinations not explicitly described. Thus, unless otherwise indicated, the illustrated combinations are not intended to be limiting.

In the embodiments shown in the drawings, indications of orientation (such as up, down, left, right, front and rear) are used to explain the structure and movement of the various elements of the utility model are not absolute but relative. These descriptions are appropriate when these elements are in the positions shown in the drawings. If the description of the position of these elements changes, the indication of these directions changes accordingly.

Referring to fig. 1 and 2, an intelligent thermometer according to an embodiment of the present utility model mainly includes a housing 1, a temperature measuring body 2 and a circuit assembly 3, a receiving cavity 14 is disposed in the housing 1, a temperature measuring portion 13 protruding outwards towards the housing 1 is disposed at the bottom of the housing 1, the temperature measuring portion 13 is configured to have a heat conducting property, and a temperature measuring cavity 15 is disposed therein, and the temperature measuring cavity 15 is communicated with the receiving cavity 14. The temperature measuring body 2 is positioned in the temperature measuring cavity 15. The circuit assembly 3 is arranged in the accommodating cavity 14 and comprises a circuit board 31, a support plate 32, a flexible circuit board 33 and an elastic piece 34, wherein the circuit board 31 is supported on the top surface of the support plate 32, one end of the flexible circuit board 33 is connected with the circuit board 31, the other end of the flexible circuit board 33 penetrates through the support plate 32 and extends downwards to be connected with the temperature measuring body 2, the elastic piece 34 is connected with the bottom surface of the support plate 32 and is used for providing elastic force to drive the temperature measuring body 2 to be attached to the inner wall of the temperature measuring cavity 15.

In the intelligent thermometer provided by the embodiment of the utility model, when the intelligent thermometer is used, the convex temperature measuring part 13 is in direct contact with a measured object, then the heat of the measured object is quickly transferred to the temperature measuring body 2 through the temperature measuring part 13, and the contact area can be increased by the arrangement of the temperature measuring part 13, so that the heat transfer efficiency is improved. Because flexible circuit board 33 one end is connected circuit board 31, and the other end is connected temperature measurement body 2, can form the electrical path with both, through the cooperation between temperature measurement portion 13, temperature measurement body 2, flexible circuit board 33 and the circuit board 31, can realize the temperature measurement function of intelligent thermometer.

Specifically, the support plate 32 is used for supporting the circuit board 31 on the one hand, and is also used for fixing the elastic piece 34 on the other hand, and is used as a stability foundation inside the intelligent thermometer, so that the temperature measuring body 2 can be stably and physically attached to the inner wall of the temperature measuring cavity 15 under the continuous pressure applied by the elastic piece 34, and the heat conduction hysteresis caused by the existence of an air gap between the temperature measuring part 13 and the temperature measuring body 2 is reduced, so that the temperature measuring accuracy of the intelligent thermometer can be improved. On the other hand, the flexible characteristic of the flexible circuit board 33 not only can reduce the fracture risk of the flexible circuit board, but also allows the temperature measuring body 2 to slightly move under the action of the elastic piece 34, so that the arrangement of the elastic piece 34 can also provide a buffering effect for the temperature measuring body 2, and structural damage possibly caused by excessively rigid connection under the scenes such as vibration is avoided, so that the stability and reliability of the whole structure of the intelligent thermometer are improved.

Referring to fig. 3 to 5, in a specific embodiment, the flexible circuit board 33 includes a first connecting section 331 and a second connecting section 332 connected to each other, the first connecting section 331 is located above the support plate 32, and the second connecting section 332 passes through the support plate 32 downward and is connected to the temperature measuring body 2. The intelligent thermometer further comprises a battery 4, the battery 4 is arranged in the accommodating cavity 14, the battery 4 is arranged above the support plate 32, and the first connecting section 331 is pressed on the support plate 32.

The battery 4 is used for providing power source for the whole intelligent thermometer, so that the intelligent thermometer is convenient to carry and use. The first connection section 331 is used for establishing connection between the circuit board 31 and the battery 4, specifically, the battery 4 is pressed against the first connection section 331, the electrode of the battery 4 is connected with the first connection section 331, in the process, the support plate 32 is used for ensuring that the battery 4 can be stably contacted with the first connection section 331, ensuring that the electric power connection between the battery 4 and the first connection section 331 is stable and effective, and avoiding inaccurate detection caused by power failure of the intelligent thermometer in the detection process.

The positive and negative electrodes of the battery 4 supply power to the circuit board 31 through the conductive layer (e.g., copper foil) of the first connection section 331.

In a specific embodiment, the circuit board 31 is in a ring-shaped or arc-shaped structure, the first connection section 331 is connected with the inner side of the circuit board 31 and is horizontally arranged, the second connection section 332 includes a first portion 3321 which is obliquely arranged and a second portion 3322 which is horizontally arranged, one end of the first portion 3321 is connected with the first connection section 331, the other end of the first portion 3321 passes through the support plate 32 and is connected with the second portion 3322, the top surface of the second portion 3322 is connected with the elastic member 34, and the bottom surface of the second portion 3322 is connected with the temperature measuring body 2.

The circuit board 31 has a ring-shaped or arc-shaped structure, and the hollow area in the center thereof provides a wiring space for the flexible circuit board 33, so that the space of the accommodating cavity 14 can be effectively utilized. The first connection section 331 is arranged horizontally for ensuring a stable contact with the battery 4. Specifically, the elastic force of the elastic member 34 is transferred to the temperature measuring body 2 through the second portion 3322 horizontally arranged, so that the elastic pushing action of the elastic member on the temperature measuring body 2 is realized, the first portion 3321 is obliquely arranged, and the elastic member can adapt to the deformation of the elastic member 34 on the basis that the transition in the vertical direction can be realized, and the elastic member 34 deforms to drive the second portion 3322 and the temperature measuring body 2 to move up and down, so that the adaptability change is generated. Thereby providing a stable and reliable structural fit for the circuit assembly 3.

In a specific embodiment, the circuit board 31 has a semicircular structure, the first connecting section 331 includes a third portion 3311 and a fourth portion 3312 connected in an L-shape, the third portion 3311 is disposed opposite to the circuit board 31 in a horizontal direction, and the fourth portion 3312 is connected to the circuit board 31 and the third portion 3311, respectively. The third portion 3311, the first portion 3321, the second portion 3322 and the circuit board 31 are sequentially arranged in the horizontal direction, and the second portion 3322 is positioned at the center of the circuit board 31 having a semicircular ring structure, so that the use of the horizontal space of the accommodating chamber 14 can be optimized, the space utilization rate in the housing 1 can be improved, and the anti-offset capability of the second portion 3322 and the elastic member 34 and the temperature measuring body 2 connected thereto can be improved.

In a further embodiment, the support plate 32 is provided with a relief hole 321, and the relief hole 321 extends in the horizontal arrangement direction of the third portion 3311, the first portion 3321, the second portion 3322 and the circuit board 31, the third portion 3311 is blocked above the relief hole 321, and the first portion 3321 passes through the relief hole 321 and is connected with the second portion 3322, so as to provide implementation possibility for the complex wiring in the above embodiment.

Referring to fig. 3 and 4, in a specific embodiment, a first spring plate 311 extending upward is disposed on the circuit board 31. The intelligent thermometer further comprises a circuit board support 5 which is the same as the circuit board 31 in shape, the circuit board support 5 is located above the circuit board 31 and is in counterpoint grafting with the circuit board 31, the circuit board support 5 is provided with a second elastic piece 51 which extends downwards, the second elastic piece 51 and the first elastic piece 311 are horizontally staggered, the second elastic piece 51 and the first elastic piece 311 are elastically acted on the first elastic piece 311, and the first elastic piece 311 is elastically attached to the side face of the battery 4 so as to fix the battery 4. Through cooperation between circuit board support 5, circuit board 31 and the extension board 32, be convenient for accomplish the assembly to battery 4, first shell fragment 311 and the horizontal hold-down battery 4 of second shell fragment 51 synergism to increase the frictional force of first shell fragment 311 and battery 4 side, thereby can assist to resist the battery 4 and beat in horizontal direction and vertical direction, reduce the contact stability that battery 4 beats and lead to the possibility of being insufficient.

Referring to fig. 4 to 6, in a specific embodiment, the circuit board 31 and the circuit board support 5 are in a semicircular structure, the bottom of the housing 1 is provided with a positioning block 111, the positioning block 111 is located in the accommodating cavity 14 and is provided with a plurality of positioning blocks 111 and the circuit board 31 are circumferentially spaced, the positioning blocks 111, the circuit board 31, the circuit board support 5 and the support plate 32 enclose to form a positioning slot, the battery 4 is embedded in the positioning slot, and the sides of the battery 4 are respectively abutted against the first elastic sheet 311 and the positioning blocks 111, so that a specific structure is provided to reduce the possibility of small displacement of the battery 4, thereby further reducing the possibility of insufficient contact stability caused by jump of the battery 4.

In a specific embodiment, the elastic member 34 is foam, and the elastic member 34 is bonded to the top surface of the second portion 3322 and the elastic member 34 is bonded to the bottom surface of the support plate 32.

Foam is used as an elastic medium and is fixed between the top surface of the second part 3322 and the bottom surface of the support plate 32 by bonding, and can recover deformation when the intelligent thermometer is subjected to external force, absorb mechanical stress and keep stable contact pressure, and has the advantages of low material cost and simple installation.

On the other hand, since the foam has heat insulating properties, a heat insulating effect can be provided between the second portion 3322 and the stay 32, heat loss can be effectively reduced, and detection errors can be reduced.

In this embodiment, the top surface of the support plate 32 is adhered to the bottom surface of the circuit board 31, the circuit board support 5 is provided with a positioning post 52 extending downward, the circuit board 31 is provided with a first positioning hole 312, and the support plate 32 is provided with a second positioning hole 322, so that quick positioning among the circuit board support 5, the circuit board 31 and the support plate 32 can be completed, and the assembly difficulty is reduced.

In the above embodiments, the adhesion and bonding may be performed using a material such as glue or double-sided tape, and in the present embodiment, double-sided tape is used for double-sided bonding.

Referring to fig. 2 and 6, in the above embodiments, the housing 1 includes a base 11 and a cover 12, annular protrusions and annular grooves are respectively disposed on an inner wall of the base 11 and an inner wall of the cover 12, and are connected to each other in a buckling direction, and the two are enclosed to form a containing cavity 14, and the temperature measuring portion 13 is located on the base 11. Specifically, by disassembling the base 11 and the cover 12, maintenance or replacement of the respective components within the accommodation chamber 14 can be performed.

In the above embodiments, the temperature measuring portion 13 is a copper sheet, which may be integrally formed with the base 11, or may be embedded in the base 11, and may be specifically fixed by bonding, welding, interference fit, or the like.

It is conceivable that in the above embodiments, when the elastic member 34 provides the elastic force and makes the temperature measuring body 2 adhere to the inner wall of the temperature measuring cavity 15, the elastic member 34 may be located entirely in the accommodating cavity 14, or may be located partially in the accommodating cavity 14 and partially in the temperature measuring cavity 15.

While the utility model has been described with reference to several exemplary embodiments, it is to be understood that the terminology used is intended to be in the nature of words of description and of limitation. As the present utility model may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims

1. An intelligent thermometer, characterized by comprising:

The shell is internally provided with a containing cavity, the bottom of the shell is provided with a temperature measuring part protruding outwards towards the shell, the temperature measuring part is configured to have heat conducting performance, and the shell is internally provided with a temperature measuring cavity which is communicated with the containing cavity;

the temperature measuring body is positioned in the temperature measuring cavity;

The circuit assembly is arranged in the accommodating cavity and comprises a circuit board, a support plate, a flexible circuit board and an elastic piece, wherein the circuit board is supported on the top surface of the support plate, one end of the flexible circuit board is connected with the circuit board, the other end of the flexible circuit board penetrates through the support plate and extends downwards to be connected with the temperature measuring body, and the elastic piece is connected with the bottom surface of the support plate and is used for providing elastic force to drive the temperature measuring body to be attached to the inner wall of the temperature measuring cavity.

2. The intelligent thermometer of claim 1 wherein the flexible circuit board comprises a first connection section and a second connection section connected, the first connection section being located above the support plate, the second connection section passing downwardly through the support plate and being connected to the temperature measuring body;

The intelligent thermometer further comprises a battery, the battery is arranged in the accommodating cavity, the battery is located above the support plate, and the first connecting section is pressed on the support plate.

3. The intelligent thermometer according to claim 2, wherein the circuit board has a ring-shaped or arc-shaped structure, the first connecting section is connected with the inner side of the circuit board and is horizontally arranged, the second connecting section comprises a first portion which is obliquely arranged and a second portion which is horizontally arranged, one end of the first portion is connected with the first connecting section, the other end of the first portion penetrates through the support plate and is connected with the second portion, the top surface of the second portion is connected with the elastic piece, and the bottom surface of the second portion is connected with the temperature measuring body.

4. The intelligent thermometer of claim 3, wherein the circuit board is in a semicircular structure, the first connecting section comprises a third part and a fourth part which are connected in an L shape, the third part and the circuit board are oppositely arranged in the horizontal direction, and the fourth part is respectively connected with the circuit board and the third part;

The third part, the first part, the second part and the circuit board are sequentially arranged in the horizontal direction, and the second part is positioned at the center of the circuit board in a semicircular structure.

5. The intelligent thermometer of claim 4, wherein the support plate is provided with a yielding port, the yielding port extends in a horizontal arrangement direction of the third portion, the first portion, the second portion and the circuit board, the third portion is shielded above the yielding port, and the first portion passes through the yielding port and is connected with the second portion.

6. The intelligent thermometer of claim 3, wherein the circuit board is provided with a first spring extending upwards;

The intelligent thermometer further comprises a circuit board support, the shape of the circuit board support is the same as that of the circuit board, the circuit board support is located above the circuit board and is in butt joint with the circuit board, a second elastic piece extending downwards is arranged on the circuit board support, the second elastic piece and the first elastic piece are horizontally staggered and elastically act on the first elastic piece, and the first elastic piece is elastically attached to the side face of the battery to fix the battery.

7. The intelligent thermometer according to claim 6, wherein the circuit board and the circuit board support are in a semicircular structure, a positioning block is arranged at the bottom of the shell, the positioning block is located in the accommodating cavity and provided with a plurality of positioning blocks, the positioning blocks and the circuit board are circumferentially arranged at intervals, the positioning blocks, the circuit board support and the support are enclosed to form positioning grooves, the battery is embedded in the positioning grooves, and the side surfaces of the battery are respectively abutted against the first elastic sheet and the positioning blocks.

8. The intelligent thermometer of claim 3, wherein the elastic member is foam, and the elastic member is connected to the top surface of the second portion and the bottom surface of the support plate by adhesion.