Intelligent temperature measuring needle
By adopting riveting technology and step structure in the intelligent thermometer, the handheld tube and the probe rod are stably connected, which solves the problem of unreliable connection in the prior art and improves the reliability and durability of the equipment.
Patent Information
- Application Number
- CN202421453242.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-24
- Publication Date
- 2025-06-06
- Estimated Expiration
- 2034-06-24
AI Technical Summary
Among the existing intelligent thermometers, the connection between the handheld tube and the probe rod is unreliable, especially when softening, decomposing or even falling off at high temperatures.
The handheld tube is connected to the probe rod by using riveting technology, and the stability and strength of the connection are ensured by setting up a step structure at the connecting end and the handheld tube.
The stable connection between the handheld tube and the probe rod is achieved, which improves the reliability and durability of the connection, reduces costs, and is suitable for high temperature environments.
Smart Images
Figure CN222951869U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of temperature monitoring, in particular to an intelligent temperature measuring needle. Background Art
[0002] Smart temperature probes are used to detect the temperature inside food during food processing, such as detecting the temperature inside meat to remind the user to control the maturity of the meat or the remaining time required for the meat to be cooked.
[0003] In the related technology, the intelligent temperature measuring needle includes a handheld tube, a probe rod and a temperature measuring module. The handheld tube is connected to the probe rod by threads or glue, and the temperature measuring module is installed inside the probe rod. When in use, hold the handheld tube and insert the probe rod into the food to measure the temperature through the temperature measuring module.
[0004] However, the method of connecting the hand-held tube to the probe rod by threading is relatively expensive; the method of connecting the hand-held tube to the probe rod by dispensing glue is prone to softening, decomposition or even falling off at high temperatures, and the connection is unreliable. Utility Model Content
[0005] The main purpose of the utility model is to provide an intelligent temperature measuring needle, aiming to solve the problem that the connection mode between the hand-held tube and the probe rod in the existing intelligent temperature measuring needle is unreliable.
[0006] To achieve the above-mentioned purpose, the utility model proposes an intelligent temperature measuring needle, comprising: a probe rod, the probe rod comprising an insertion end and a connection end; and a hand-held tube, the hand-held tube being riveted to the connection end.
[0007] In one embodiment, a first cavity is provided in the hand-held tube, and the connecting end extends into the first cavity so that the outer wall of the connecting end is riveted and connected to the inner wall of the hand-held tube.
[0008] In one embodiment, a first step is protruded outwardly from an outer wall of the connecting end, a second step is protruded in the first cavity, and the first step is supported on the second step.
[0009] In one embodiment, the smart temperature measuring needle also includes a cover body, and a first opening and a second opening are respectively provided at both ends of the hand-held tube, and the first opening and the second opening are both connected to the first cavity; the cover body partially extends into the first cavity along the first opening, the outer wall of the cover body is riveted to the inner wall of the hand-held tube, and the probe rod extends into the first cavity along the second opening.
[0010] In one embodiment, a third step is protruded outwardly from an outer wall of the end portion of the cover body, and the third step is supported against an end surface of the hand-held tube.
[0011] In one embodiment, the circumferential dimension of the hand-held tube is gradually reduced in a direction approaching the probe rod.
[0012] In one embodiment, the probe rod is made of a non-metallic material; and / or the hand-held tube is made of a metallic material; and / or the cover is made of a metallic material.
[0013] In one embodiment, the intelligent temperature measuring needle also includes a temperature measuring module, a first cavity is provided in the hand-held tube, a second cavity is provided in the probe rod, one end of the temperature measuring module is installed in the first cavity, and the other end of the temperature measuring module is installed in the second cavity.
[0014] In one embodiment, the smart temperature measuring needle also includes a wireless charging module, the wireless charging module is electrically connected to the temperature measuring module, and the wireless charging module is arranged in the first cavity; and / or, the temperature measuring module includes a main control chip, a first sensor and a second sensor, the first sensor and the second sensor are respectively electrically connected to the two ends of the main control chip, the first sensor is located in the first cavity, and the second sensor is located in the second cavity.
[0015] In one embodiment, the hand-held tube and the probe rod are combined to form the installation space, and the installation space is filled with a sealant layer.
[0016] Compared with the prior art, the intelligent temperature measuring needle provided by the utility model has the following beneficial effects:
[0017] The technical solution of the utility model rivets the hand-held tube and the probe rod. The riveting can provide stable connection strength, the connection is not easy to loosen, and the reliability is high. Compared with threaded connection and other methods, the equipment requirements for riveting are relatively simple, it can be executed quickly, saving time and manpower, and the overall cost is low. The intelligent temperature measuring needle has a simple structure, high reliability, and stable appearance performance. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.
[0019] Figure 1 This is a schematic diagram of the overall structure of an embodiment of the intelligent temperature measuring needle of the utility model;
[0020] Figure 2 This is a front view of an embodiment of the intelligent temperature measuring needle of the utility model;
[0021] Figure 3 This is an explosion diagram of an embodiment of the intelligent temperature measuring needle of the utility model;
[0022] Figure 4 It is a cross-sectional view of an embodiment of the partial structure of the intelligent temperature measuring needle of the utility model;
[0023] Figure 5 for Figure 4 The enlarged schematic diagram of point A in the middle;
[0024] Figure 6 It is a cross-sectional view of an embodiment of the intelligent temperature measuring needle of the utility model.
[0025] Description of Figure Numbers:
[0026] 100. Smart temperature measuring needle; 10. Probe rod; 11. Insertion end; 12. Connection end; 13. First step; 14. Second cavity; 15. Temperature measuring line; 20. Hand-held tube; 21. First cavity; 22. Second step; 30. Cover; 31. Third step; 40. Installation space; 50. Temperature measuring module; 51. Main control chip; 52. First sensor; 53. Second sensor; 60. Wireless charging module.
[0027] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION
[0028] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0029] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.
[0030] In addition, the descriptions of "first", "second", etc. in the present utility model are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.
[0031] Please refer to Figures 1 to 6 The utility model provides an intelligent temperature measuring needle 100, comprising: a probe rod 10, wherein the probe rod 10 comprises an insertion end 11 and a connection end 12; and a hand-held tube 20, wherein the hand-held tube 20 is riveted to the connection end 12.
[0032] Specifically, the insertion end 11 of the probe rod 10 is used to insert into food. A temperature measuring module 50 is provided inside the intelligent temperature measuring needle 100 for temperature measurement. The connecting end 12 is connected to the hand-held tube 20. The hand-held tube 20 is used as a hand-held end during measurement to insert the probe rod 10 into food.
[0033] The connecting end 12 of the hand-held tube 20 and the probe rod 10 is riveted together so that the hand-held tube 20 and the probe rod 10 can be stably connected. When in use, loosening is avoided when inserting into or pulling out from food. It is not easy to deform or be affected by heat. Compared with welding, the equipment requirements for riveting are relatively simple, which reduces the equipment investment cost, can be executed quickly, saves time and manpower, has a low overall cost, and is easy to operate. At the same time, in the field of intelligent temperature measuring needles 100, the temperature measuring needles are required to be waterproof and maintain a certain connection strength to prevent breakage, etc., while in the utility model, the hand-held tube 20 and the probe rod 10 are connected by riveting, so that the hand-held tube 20 and the probe rod 10 cannot be disassembled, the connection strength is high, and the long-term stability and safety of the connection are ensured.
[0034] The hand-held tube 20 and the probe rod 10 can be riveted by overlapping or butting, or by sleeve riveting, and the specific connection position can be selected according to actual needs.
[0035] The technical solution of the utility model rivets the hand-held tube 20 and the probe rod 10. The riveting can provide stable connection strength, the connection is not easy to loosen, and the reliability is high. Compared with threaded connection and other methods, the equipment requirements for riveting are relatively simple, it can be executed quickly, saving time and manpower, and the overall cost is low. The intelligent temperature measuring needle 100 has a simple structure, high reliability, and stable appearance performance.
[0036] In the embodiment of the utility model, a first cavity 21 is provided in the hand-held tube 20 , and the connecting end 12 extends into the first cavity 21 , so that the outer wall of the connecting end 12 is riveted and connected to the inner wall of the hand-held tube 20 .
[0037] In detail, the hand-held tube 20 and the probe rod 10 are riveted together by sleeve connection. When connected, a riveting jig is used for pressing, so that the outer wall of the connecting end 12 and the inner wall of the hand-held tube 20 form a riveted connection, and the connection is more stable.
[0038] In addition, if Figure 5 An inclined connecting portion (not shown) is provided between the connecting end 12 and the insertion end 11 so that the diameter of the insertion end 11 is smaller than the diameter of the connecting end 12. The connecting end 12 is interference fit with the hand-held tube 20 and then fixed by riveting, which can enhance the strength of the connection and meet the structural strength requirements of the smart temperature measuring needle 100 that needs to be inserted into food such as meat.
[0039] In the embodiment of the utility model, a first step 13 is protruded outwardly from an outer wall of the connecting end 12 , a second step 22 is protruded in the first cavity 21 , and the first step 13 is supported on the second step 22 .
[0040] It is worth noting that during assembly, the probe rod 10 is inserted from the top of the hand-held tube 20, the insertion end 11 gradually extends from the hand-held tube 20, and the connection end 12 gradually extends into the hand-held tube 20, so that the first step 13 can be supported on the second step 22, thereby ensuring that the probe rod 10 is installed in a fixed position in the hand-held tube 20, and convenient for the probe rod 10 to be inserted. By setting the first step 13 to cooperate with the second step 22, it can ensure that the probe rod 10 is pressed into a fixed position in the hand-held tube 20, and the consistency of the riveting can be ensured.
[0041] In an embodiment of the utility model, the intelligent temperature measuring needle 100 also includes a cover body 30, and the two ends of the hand-held tube 20 are respectively provided with a first opening (not marked in the figure) and a second opening (not marked in the figure), and the first opening and the second opening are both connected to the first cavity 21; the cover body 30 partially extends into the first cavity 21 along the first opening, and the outer wall of the cover body 30 is riveted to the inner wall of the hand-held tube 20, and the probe rod 10 is arranged at one end of the hand-held tube 20 close to the second opening.
[0042] In detail, both ends of the hand-held tube 20 are opened, and the first opening of the hand-held tube 20 is blocked by the cover 30, and the probe rod 10 is arranged at the second opening of the hand-held tube 20. The cover 30 is also riveted to the hand-held tube 20, and the connection strength is high, the connection is not easy to loosen, the reliability is high, and a reliable sealing effect can be provided.
[0043] The intelligent temperature measuring needle 100 of the utility model has a simple structure, and a temperature measuring module 50 is arranged inside to measure temperature. The connection of the external shell is realized by three components: a cover body 30, a hand-held tube 20 and a probe rod 10. The connection method adopts a riveting process, and the parts structure is simple, the connection is reliable, and the appearance performance is stable.
[0044] In the embodiment of the present invention, a third step 31 is protruded outwardly from the outer wall of the end of the cover body 30 , and the third step 31 is abutted against the end surface of the hand-held tube 20 .
[0045] It is worth noting that a third step 31 is provided on the cover body 30. When the cover body 30 extends into the first cavity 21, the third step 31 is pressed against the end face of the hand-held tube 20 for limiting the position, thereby ensuring that the cover body 30 is pressed into a fixed position in the hand-held tube 20 and ensuring the consistency of riveting.
[0046] In the embodiment of the present invention, the circumferential dimension of the hand-held tube 20 is gradually reduced in a direction approaching the probe rod 10 .
[0047] In detail, Figure 2 The hand-held tube 20 is designed to be conical. When in use, the probe rod 10 can be more easily inserted into food through the conical hand-held tube 20, and it is also convenient for subsequent easy removal. For the hand-held smart temperature measuring needle 100, the conical hand-held end is more in line with the natural gripping shape of the fingers, is ergonomic, and can enhance the user experience.
[0048] In the embodiment of the present invention, the material of the probe rod 10 is a non-metallic material; and / or, the material of the hand-held tube 20 is a metallic material; and / or, the material of the cover body 30 is a metallic material.
[0049] It is worth noting that the material of the hand-held tube 20 can be non-metallic high-strength materials such as ceramics, heat-resistant plastics, carbon fiber, etc., to ensure that the electromagnetic signal of the internal wireless charging module 60 can penetrate, and at the same time the structural strength is good; the hand-held tube 20 is also used as a handle, and the material is a low thermal conductivity material to ensure comfortable holding.
[0050] The cover 30 can be made of a material with good thermal conductivity, such as copper, aluminum, or iron, to ensure that the first sensor 52 of the internal temperature measurement module 50 can correct the overall sensor parameters of the temperature measurement module 50 and ensure temperature accuracy.
[0051] The probe rod 10 can be made of stainless steel or other steel with an electroplated anti-rust coating, thereby ensuring good thin-wall strength and relatively good thermal conductivity.
[0052] Riveting is adopted between the cover body 30 and the hand-held tube 20, and riveting is adopted between the hand-held tube 20 and the probe rod 10. Riveting can be applied to a variety of material connections, including between metals and non-metals, and can provide effective connections for material combinations of different thicknesses and types, so as to make the connection between the cover body 30, the hand-held tube 20 and the probe rod 10 more stable, thereby improving the overall connection strength of the smart temperature measuring needle 100.
[0053] In an embodiment of the utility model, the intelligent temperature measuring needle 100 also includes a temperature measuring module 50, a first cavity 21 is provided in the hand-held tube 20, a second cavity 14 is provided in the probe rod 10, one end of the temperature measuring module 50 is installed in the first cavity 21, and the other end of the temperature measuring module 50 is installed in the second cavity 14.
[0054] Specifically, one end of the temperature measuring module 50 is installed in the first cavity 21 and can be used to measure the external temperature. The other end of the temperature measuring module 50 is installed in the second cavity 14 and is used to measure the internal temperature of the food. By measuring the two temperatures and setting an algorithm, the measured external temperature can be used to assist in correcting the final measured temperature to ensure the accuracy of the measured temperature.
[0055] In an embodiment of the utility model, the intelligent temperature measuring needle 100 also includes a wireless charging module 60, which is electrically connected to the temperature measuring module 50, and the wireless charging module 60 is arranged in the first cavity 21; and / or, the temperature measuring module 50 includes a main control chip 51, a first sensor 52 and a second sensor 53, the first sensor 52 and the second sensor 53 are respectively electrically connected to the two ends of the main control chip 51, the first sensor 52 is located in the first cavity 21, and the second sensor 53 is located in the second cavity 14.
[0056] In detail, the wireless charging module 60 is provided with a magnetic ring coil, the wireless charging module 60 is electrically connected to the temperature measuring module 50, and is located in the first cavity 21. The smart temperature measuring needle 100 is charged through the external coil. At the same time, the wireless charging module 60 is also provided with a wireless transmission antenna, so it is also used as a wireless antenna to communicate with external devices and realize the output of temperature measurement data.
[0057] like Figure 6 The first sensor 52 is located in the first cavity 21 and is used to measure the external temperature. The second sensor 53 is located in the second cavity 14 and is used to measure the internal temperature. The temperature of the first sensor 52 and the second sensor 53 is analyzed by an algorithm to achieve accurate temperature measurement.
[0058] In addition, if Figure 2 A temperature measuring line 15 is also provided on the outer wall of the probe rod 10. The temperature measuring line 15 can indicate the insertion position, and the temperature measurement at this position has high test accuracy and small deviation.
[0059] In the embodiment of the present utility model, the hand-held tube 20 and the probe rod 10 enclose the installation space 40 , and the installation space 40 is filled with a sealing glue layer (not shown).
[0060] It is worth noting that filling the installation space 40 with a sealant layer can protect internal components, fix the temperature measurement module 50, transfer heat, and make the connection between the cover body 30, the hand-held tube 20 and the probe rod 10 more stable and easy to use.
[0061] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the technical concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.
Claims
1. An intelligent temperature measuring needle, characterized in that: include: A probe rod, the probe rod comprising an insertion end and a connection end; A hand-held tube, the hand-held tube is riveted to the connecting end; Among them, a first cavity is provided in the hand-held tube, a second step is protruding from the first cavity, a first step is protruding outward from the outer wall of the connecting end, the connecting end extends into the first cavity, and the first step is supported on the second step so that the outer wall of the connecting end is riveted and connected to the inner wall of the hand-held tube.
2. The intelligent temperature measuring needle according to claim 1, characterized in that: The smart temperature measuring needle also includes a cover body, and the two ends of the hand-held tube are respectively provided with a first opening and a second opening, and the first opening and the second opening are both connected to the first cavity; The cover body partially extends into the first cavity along the first opening, the outer wall of the cover body is riveted to the inner wall of the hand-held tube, and the probe rod extends into the first cavity along the second opening.
3. The intelligent temperature measuring needle according to claim 2, characterized in that: The outer wall of the end portion of the cover body is provided with a third step protruding outwardly, and the third step is supported against the end surface of the hand-held tube.
4. The intelligent temperature measuring needle according to claim 1, characterized in that: The circumferential dimension of the hand-held tube is gradually reduced in a direction approaching the probe rod.
5. The intelligent temperature measuring needle according to claim 2, characterized in that: The material of the probe rod is non-metallic material; And / or, the hand-held tube is made of metal; And / or, the cover is made of metal.
6. The intelligent temperature measuring needle according to any one of claims 1 to 5, characterized in that: The intelligent temperature measuring needle also includes a temperature measuring module. A first cavity is provided in the hand-held tube, a second cavity is provided in the probe rod, one end of the temperature measuring module is installed in the first cavity, and the other end of the temperature measuring module is installed in the second cavity.
7. The intelligent temperature measuring needle according to claim 6, characterized in that: The intelligent temperature measuring needle further includes a wireless charging module, the wireless charging module is electrically connected to the temperature measuring module, and the wireless charging module is disposed in the first cavity; And / or, the temperature measurement module includes a main control chip, a first sensor and a second sensor, the first sensor and the second sensor are electrically connected to two ends of the main control chip respectively, the first sensor is located in the first cavity, and the second sensor is located in the second cavity.
8. The intelligent temperature measuring needle according to claim 6, characterized in that: The hand-held tube and the probe rod are combined to form an installation space, and the installation space is filled with a sealing glue layer.