Portable yarn tension measuring instrument

Abstract

The invention discloses a portable yarn tension measuring instrument which is used for detecting yarn tension and belongs to the field of tension detection. Comprising a machine body which comprises a machine shell and a tension sensor fixedly arranged on the machine shell and used for detecting yarn tension; the control screen is arranged on the surface of the machine body; the protective shell forms a handheld part corresponding to a palm; the humidity detector is arranged on the protective shell and used for detecting the humidity of the palm; the heat dissipation holes are formed in the protective shell; the fan is arranged on the protective shell; wherein the protective shell is fixedly arranged on the machine shell and completely wraps the machine shell; an interlayer is formed in the shell, and the heat dissipation holes penetrate through the surfaces of the two sides of the interlayer; the bottom surface of the protective shell and the surface of the shell form a space; the humidity detector is provided with an inductive head in contact with a palm to detect the surface humidity of the palm; and the fan is fixedly arranged on one side of the protective shell to pressurize the space. The portable yarn tension measuring instrument has the beneficial effect that the use comfort can be improved.

Description

Technical Field

[0001] The present application relates to the field of tension detection, and in particular to a portable yarn tension measuring instrument. Background Art

[0002] In the textile industry, yarn tension is an important process parameter. Tension is involved in every process from weaving preparation to weaving completion. Its size and stability will directly affect the appearance and internal quality of the product. Therefore, the measurement of yarn tension is particularly important. The yarn tension measuring instruments in the prior art are inconvenient to carry. Patent No. (CN201810275821.4) A portable yarn tension measuring instrument discloses an upper body, wherein the front outer wall of the upper body is fixedly connected with a touch screen, the lower end of the upper body is fixedly connected with a lower body, the outer surface of the lower body is provided with anti-slip convex patterns, the lower end of the lower body is fixedly connected with a base, the front outer wall of the base is provided with a printing end outlet, a rope bolt is fixedly connected to one side outer wall of the base, a set of ropes are fixedly connected to the inner surface of the rope bolt, the upper surface of the upper body is movably connected with a movable plate, the upper surface of the movable plate is provided with a fixed rod, a first movable rod and a second movable rod, the first movable rod and the second movable rod are both fixedly connected with the movable plate, and the fixed rod passes through the interior of the movable plate and is fixedly connected with the upper body; However, it can be seen from the above structure that when using the machine, the worker holds the machine body for inspection; as is known to all, it is easy to sweat in a textile factory, especially when the weather is hot and humid; when using the machine, the user needs to hold the machine body for a long time due to external weather factors, which will cause sweating on the palms and affect the comfort of use, and in severe cases, the machine body will be corroded by sweat and accelerate aging; Therefore, it is necessary to design a portable yarn tension measuring instrument that can always keep dry and improve usage comfort. Summary of the invention

[0003] The content of this application is used to introduce concepts in a brief form, which will be described in detail in the detailed implementation section below. The content of this application is not intended to identify the key features or essential features of the technical solution claimed for protection, nor is it intended to limit the scope of the technical solution claimed for protection.

[0004] In order to solve the technical problems mentioned in the above background technology section, some embodiments of the present application provide a portable yarn tension measuring instrument for detecting yarn tension; comprising: A machine body, comprising a machine casing and a tension sensor fixedly arranged on the machine casing for detecting the tension of the yarn; A control screen is arranged on the surface of the fuselage; A portable yarn tension measuring instrument also includes: A protective shell, forming a grip portion corresponding to the palm; A humidity detector is arranged on the protective shell to detect the humidity of the palm; Heat dissipation holes are opened on the protective shell; A fan is arranged on the protective shell; The protective shell is fixedly arranged on the casing and completely wraps the casing; a sandwich is formed inside the casing, and heat dissipation holes penetrate the surfaces on both sides of the sandwich; a space is formed between the bottom surface of the protective shell and the surface of the casing; the humidity detector has a sensing head that contacts the palm to detect the humidity on the palm surface; a fan is fixedly arranged on one side of the protective shell to pressurize the space; During use, the setting of the protective shell can provide protection for the body and prevent damage to the body when it falls; a sandwich is formed inside the protective shell, and heat dissipation holes are evenly arranged on the sandwich to maintain air circulation with the outside world and reduce the generation of palm sweat; the heat dissipation holes are located on the surfaces of both sides of the sandwich and are staggered on the same horizontal plane; such a setting can keep the air in the sandwich for a longer time; the bottom surface of the protective shell also has space with the surface of the casing, so that the air can cool the body and prevent the body from overheating during use; the humidity detector can detect the humidity of the palm and turn on the fan according to the humidity of the palm; the fan can achieve active heat dissipation.

[0005] In some embodiments, the heat dissipation holes on both sides of the interlayer are staggered on the same horizontal plane; Through the design of the above solution, the heat dissipation holes are located on the surfaces of both sides of the interlayer and are staggered on the same horizontal plane; such a setting can keep the air in the interlayer for a longer time and always keep the protective shell dry.

[0006] In some embodiments, a mounting groove is formed at one end of the protective shell; The inner wall of the installation groove forms a through hole penetrating the interlayer and the outside, and the fan is arranged in the through hole to allow the outside wind to enter the interlayer; Through the design of the above solution, the fan can actively dissipate heat to improve practicality.

[0007] In some embodiments, a pipe is also provided in the interlayer; The extension trajectory of the pipeline is a continuous S-shape, and between any two adjacent heat dissipation holes; Both ends of the pipe are arranged in the mounting groove and are located on both sides of the fan; Through the design of the above scheme, there is always a heat conductor in the pipeline, and the heat conductor is preferably a sodium chloride solution; a water pump connected to the pipeline is fixedly arranged in the installation groove; the heat conductor can flow through the water pump, so that the air temperature of the interlayer can be changed.

[0008] In some embodiments, a water pump connected to the pipeline is fixedly arranged in the installation tank; The pipe has two chambers; A two-way valve is fixedly provided at one end of a pipe connected to a water pump to connect the two chambers; There is always a heat conductor in the pipe; Through the design of the above scheme, the two-way valve is made of silver or copper; after the water pump is started, it can drive the thermal conductor to flow in the pipeline; through the setting of the above structure, the air in the interlayer can be adjusted through the thermal conductor, making it more comfortable.

[0009] In some embodiments, it also includes: A temperature regulating box having a receiving cavity for receiving a heat conducting agent; Support block for loading two-way valve; A temperature control component is fixedly arranged in the accommodating cavity to control the temperature of the thermal conductive agent; Wherein, the support block is arranged on the temperature regulating box, and a part of the support block is located in the accommodating cavity and in contact with the heat conducting agent; Through the design of the above solution, the temperature adjustment component includes a semiconductor cooling sheet and a heating wire to control the temperature rise / fall of the thermal conductive agent.

[0010] In some embodiments, a partition is fixedly arranged in the accommodation chamber to divide the accommodation chamber into two chambers; The support block is movably arranged on the inner wall of the temperature regulating box to drive the two-way valve to switch between the two chambers.

[0011] Through the design of the above solution, it is possible to have thermal conductors with different temperatures in the two cavities, so that the temperature can be switched quickly, thereby improving the temperature control effect.

[0012] In some embodiments, the side wall of the temperature regulating box forms a moving groove for guiding the support block to move between the two cavities; A sealing groove is arranged in the moving groove, and the sealing groove extends along the extending direction of the moving groove and is embedded in the inner wall portion of the moving groove; A sealing strip corresponding to the sealing groove is formed on the surface of the support block; The design of the above solution can prevent the thermal conductive agent from leaking out of the moving groove when the support block moves.

[0013] In some embodiments, a partition is fixedly arranged in the accommodation chamber to divide the accommodation chamber into two chambers; The support block is movably arranged on the inner wall of the temperature regulating box to drive the two-way valve to switch between the two chambers.

[0014] In some embodiments, an electromagnet is disposed on one side wall of the moving tank; A magnetic block corresponding to the electromagnet is arranged on the supporting block; An elastic member is arranged between the electromagnet and the magnetic block.

[0015] With such a configuration, when the electromagnet is energized, it generates magnetic energy to attract the magnetic block to move, thereby causing the two-way valve to move back and forth between the two cavities; the heat conductor in the two cavities conducts heat to the two-way pipe; due to the different heat conduction temperatures of the two cavities, the coolant in the pipe can be quickly heated / cooled.

[0016] In some embodiments, a portable yarn tension measuring instrument further comprises: A central processing unit is electrically connected to the humidity detector; An information processing module is electrically connected to the central processing unit; A thermometer is disposed on the protective housing and electrically connected to the central processing unit; Among them, the central processing unit is electrically connected to the humidity detector and the thermometer to receive the electrical signal transmitted by the humidity detector / thermometer; the information processing module is electrically connected to the central processing unit to analyze the electrical signal transmitted by the humidity detector / thermometer; the central processing unit is also electrically connected to the water pump and the fan and can control the opening and closing of the water pump and the fan according to the information determined by the information processing module; in this way, the heat dissipation and sweating mode is automatically turned on according to the humidity and temperature of the user's palm, thereby improving the comfort during use.

[0017] The beneficial effects of the present application are as follows: 1. During use, the setting of the protective shell can provide protection for the body and prevent damage to the body when it falls; a sandwich is formed inside the protective shell, and heat dissipation holes are evenly arranged on the sandwich to maintain air circulation with the outside world and reduce the generation of palm sweat; the heat dissipation holes are located on the surfaces of both sides of the sandwich and are staggered on the same horizontal plane; such a setting can keep the air in the sandwich for a longer time; the bottom surface of the protective shell also has space with the surface of the shell, so that the air can cool the body; prevent the body from overheating during use; the humidity detector can detect the palm humidity and turn on the fan according to the palm humidity; the fan can achieve active heat dissipation; 2. The heat dissipation holes are located on the surfaces of both sides of the interlayer and are staggered on the same horizontal plane; this arrangement allows the air to remain in the interlayer for a longer time, keeping the protective shell dry at all times; 3. When the electromagnet is energized, it generates magnetic energy to attract the magnetic block to move, so that the two-way valve moves back and forth between the two cavities; the heat-conducting agent in the two cavities conducts heat to the two-way pipe; due to the different heat-conducting temperatures of the two cavities, the coolant in the pipe can be quickly heated / cooled; 4. The central processing unit is electrically connected to the humidity detector and the thermometer to receive the electrical signal transmitted by the humidity detector / thermometer; the information processing module is electrically connected to the central processing unit to analyze the electrical signal transmitted by the humidity detector / thermometer; the central processing unit is also electrically connected to the water pump and the fan and can control the opening and closing of the water pump and the fan according to the information determined by the information processing module; in this way, the heat dissipation and sweating mode is automatically turned on according to the humidity and temperature of the user's palm, thereby improving the comfort during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The drawings constituting a part of this application are used to provide a further understanding of this application, so that other features, purposes and advantages of this application become more obvious. The illustrative embodiment drawings and their descriptions of this application are used to explain this application and do not constitute an improper limitation on this application.

[0019] In addition, throughout the drawings, the same or similar reference numerals represent the same or similar elements. It should be understood that the drawings are schematic and that the components and elements are not necessarily drawn to scale.

[0020] In the attached picture: Figure 1 is an overall schematic diagram according to an embodiment of the present application; Figure 2 It is a structural schematic diagram of a part of the embodiment, mainly showing the structure of the protective shell; Figure 3 It is a structural schematic diagram of a part of the embodiment, mainly showing a half-section schematic diagram of the whole; Figure 4 It is a structural schematic diagram of a part of the embodiment, mainly showing a half-section structural diagram of the protective shell; Figure 5 It is a structural schematic diagram of a part of the embodiment, mainly showing the installation structure of the pipeline and the protective shell; Figure 6 It is a structural schematic diagram of a part of the embodiment, mainly showing the structure of the pipeline; Figure 7 It is a structural schematic diagram of a part of the embodiment, mainly showing the structure of the temperature regulating box; Figure 8 It is a structural schematic diagram of a part of the embodiment, mainly showing the structure of the support block; Fig. 9 It is a structural schematic diagram of a part of the embodiment, mainly showing the structure of the temperature regulating box and the supporting block. Reference numerals

[0021] 1. Body; 2. Control panel; 3. Protective shell; 4. Humidity detector; 5. Heat dissipation hole; 7. Fixed rod; 8. First movable rod; 9. Second movable rod; 10. Tension sensor; 11. Roller; 12. Hand grip; 13. Interlayer; 14. Space; 15. Installation slot; 16. Through hole; 6. Fan; 18. Pipeline; 19. Water pump; 20. Two-way valve; 21. Temperature control box; 22. Support block; 23. Accommodating chamber; 24. Partition; 25. Moving slot; 26. Sealing slot; 27. Sealing strip; 28. Electromagnet; 29. ​​Magnetic block; 30. Elastic part. DETAILED DESCRIPTION

[0022] Embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. Although certain embodiments of the present disclosure are shown in the accompanying drawings, it should be understood that the present disclosure can be implemented in various forms and should not be construed as being limited to the embodiments set forth herein. On the contrary, these embodiments are provided to provide a more thorough and complete understanding of the present disclosure. It should be understood that the drawings and embodiments of the present disclosure are only for exemplary purposes and are not intended to limit the scope of protection of the present disclosure.

[0023] It should also be noted that, for ease of description, only the parts related to the invention are shown in the drawings. In the absence of conflict, the embodiments and features in the embodiments of the present disclosure can be combined with each other.

[0024] It should be noted that the concepts such as "first" and "second" mentioned in the present disclosure are only used to distinguish different devices, modules or units, and are not used to limit the order or interdependence of the functions performed by these devices, modules or units.

[0025] It should be noted that the modifications of "one" and "plurality" mentioned in the present disclosure are illustrative rather than restrictive, and those skilled in the art should understand that unless otherwise clearly indicated in the context, it should be understood as "one or more".

[0026] The present disclosure will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0027] Reference Figure 1-9 , a portable yarn tension measuring instrument for detecting yarn tension; comprising: a body 1, a control screen 2, a protective shell 3, a humidity detector 4, a heat dissipation hole 5, and a fan 6; The body 1 is constructed in a rectangular shape, including a housing and a tension sensor 10. Specifically, a fixed rod 7, a first movable rod 8 and a second movable rod 9 are fixedly arranged at the end of the housing. The first movable rod 8 and the second movable rod 9 are both fixedly connected to the body 1. The upper end of the fixed rod 7 is provided with a tension sensor 10; rollers 11 are arranged on the first movable rod 8 and the second movable rod 9; the rollers 11 are made of ceramic; when in use, the rollers 11 can reduce the influence of static electricity and improve the accuracy of tension measurement; a control screen 2 is arranged on the body 1 for displaying and operating the measuring instrument; More specifically, the protective shell 3 is fixedly arranged on the casing and completely wraps the casing, and the fixing method is clamping, screw connection, etc.; the fixing method is not an improvement point of the present application, so this embodiment will not be described in detail; the protective shell 3 forms a hand grip 12 corresponding to the palm of the user, and the surface of the hand grip 12 has anti-slip grooves to increase the friction between the palm and the protective shell 3 to prevent it from falling off easily during use; wherein, an interlayer 13 is formed in the protective shell 3, and heat dissipation holes 5 are evenly arranged on the interlayer 13 to maintain air circulation with the outside world and reduce the generation of palm sweat; the heat dissipation holes 5 are all located on the surfaces of both sides of the interlayer 13, and are staggered on the same horizontal plane; such an arrangement can keep the air in the interlayer 13 for a longer time; the bottom surface of the protective shell 3 also has a space 14 with the surface of the casing, and such an arrangement allows the air to cool the body 1, preventing the body 1 from overheating during use.

[0028] In another more specific embodiment, the fan 6 is fixedly mounted on the protective shell 3 to increase the pressure of the space 14; specifically, an installation groove 15 for installing the fan 6 is formed at one end of the protective shell 3 away from the tension sensor 10; the inner wall of the installation groove 15 forms a through hole 16 that penetrates the interlayer 13 and the outside world, and the fan 6 is arranged in the through hole 16 to allow the outside wind to enter the interlayer 13; preferably, the fan 6 is a micro fan 6 that can be directly purchased on the market, and the installation form can be hot melt adhesive bonding, screw fixing connection, etc., which can stably fix the micro fan 6 in the mechanical structure in the installation groove 15; through the setting of the above structure, the outside air can be actively blown into the interlayer 13, which can cool the fuselage 1 on the one hand, and ventilate the palm on the other hand to improve comfort and prevent the generation of sweat.

[0029] In another more specific embodiment, a humidity detector 4 is fixedly arranged on the protective shell 3, and the humidity detector 4 is used to detect the humidity of the user's palm; the humidity detector 4 is electrically connected to the central processing unit, and the central processing unit is electrically connected to the fan 6. After the humidity detector 4 detects the humidity of the palm, it can drive the fan 6 to start through the central processing unit; through the setting of the above structure, the fan 6 can be automatically turned on / off according to the sweating condition of the user's palm.

[0030] In another specific embodiment, a pipe 18 is also laid in the interlayer 13, and the extension trajectory of the pipe 18 in the interlayer 13 is a continuous S shape, and between any two adjacent heat dissipation holes 5; both ends of the pipe 18 are arranged in the installation groove 15, and are located on both sides of the fan 6; there is always a thermal conductor in the pipe 18, and the thermal conductor is preferably a sodium chloride solution; a water pump 19 connected to the pipe 18 is fixedly arranged in the installation groove 15; more specifically, there are two chambers in the pipe 18, and a two-way valve 20 is fixedly arranged at one end of the pipe 18 that is not connected to the water pump 19 to connect the two chambers; specifically, the two-way valve 20 is made of silver or copper; after the water pump 19 is started, it can drive the thermal conductor to flow in the pipe 18; through the arrangement of the above structure, the air in the interlayer 13 can be adjusted by the thermal conductor, making it more comfortable.

[0031] In another specific embodiment, a portable yarn tension measuring instrument further includes: a temperature regulating box 21, a support block 22, and a temperature regulating component; Specifically, a temperature regulating box 21 is fixedly arranged in the mounting groove 15, and a receiving cavity 23 for receiving a heat conducting agent is formed in the temperature regulating box 21, and the heat conducting agent is heat conducting oil; more specifically, a support block 22 is arranged on the temperature regulating box 21, and the support block 22 is used to support the two-way valve 20 so that the two-way valve 20 is partially in contact with the heat conducting oil; wherein a temperature regulating component for regulating the temperature of the heat conducting agent is arranged in the receiving cavity 23, and the temperature regulating component includes a semiconductor cooling sheet and a heating wire to control the temperature rise / fall of the heat conducting agent; More specifically, a partition 24 is fixedly arranged in the accommodating chamber 23 to divide the accommodating chamber 23 into two chambers, and the two chambers are respectively filled with heat conductive agents; semiconductor cooling sheets and heating wires are respectively arranged in the two chambers to control the temperature of the heat conductive agents in the two chambers; in this way, the heat conductive agents in the two chambers have different temperatures, and the temperature of the heat conductive agents can be controlled by the temperature regulating component according to the actual situation. This is a prior art and will not be described in detail in this embodiment; wherein, the side wall of the temperature regulating box 21 forms a movable groove 25 for guiding the support block 22 to move between the two chambers, and the support block 22 is slidably arranged in the movable groove 25; a sealing groove 26 is arranged in the movable groove 25, and the sealing groove 26 extends along the extension direction of the movable groove 25 and is embedded in the inner wall portion of the movable groove 25, and the surface of the support block 22 is shaped A sealing strip 27 is formed corresponding to the sealing groove 26; this prevents the heat conductor from leaking out of the movable groove 25 when the support block 22 moves; more specifically, an electromagnet 28 is set on one side wall of the movable groove 25; the support block 22 is provided with a magnetic block 29 corresponding to the electromagnet 28; an elastic member 30 is set between the electromagnet 28 and the magnetic block 29, and the elastic member 30 is a spring, and allows the support block 22 to always correspond to one of the cavities; in this way, the electromagnet 28 generates magnetic energy after being energized to attract the magnetic block 29 to move, thereby causing the two-way valve 20 to move back and forth between the two cavities; the heat conductor in the two cavities conducts heat to the two-way pipe; due to the different heat conduction temperatures of the two cavities, the coolant in the pipeline 18 can be quickly heated / cooled.

[0032] In another preferred embodiment, a portable yarn tension measuring instrument also includes: a central processing unit, an information processing module, and a thermometer; wherein the central processing unit is electrically connected to the humidity detector 4 and the thermometer to receive the electrical signal transmitted by the humidity detector 4 / thermometer; the information processing module is electrically connected to the central processing unit to analyze the electrical signal transmitted by the humidity detector 4 / thermometer; the central processing unit is also electrically connected to the water pump 19 and the fan 6 and can control the opening and closing of the water pump 19 and the fan 6 according to the information determined by the information processing module; in this way, the heat dissipation and sweating mode is automatically turned on according to the humidity and temperature of the user's palm, thereby improving the comfort during use.

[0033] The above descriptions are only some preferred embodiments of the present disclosure and an explanation of the technical principles used. Those skilled in the art should understand that the scope of the invention involved in the embodiments of the present disclosure is not limited to the technical solutions formed by a specific combination of the above technical features, but should also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the above inventive concept. For example, the above features are replaced with (but not limited to) technical features with similar functions disclosed in the embodiments of the present disclosure.

Claims

1. A portable yarn tension measuring instrument for detecting yarn tension; comprising: A machine body, comprising a housing and a tension sensor fixedly arranged on the housing for detecting the tension of the yarn; A control screen, arranged on the surface of the fuselage; Characterized in that the portable yarn tension measuring instrument also includes: A protective shell, forming a grip portion corresponding to the palm; A humidity detector, arranged on the protective shell and used to detect the humidity of the palm; Heat dissipation holes are provided on the protective shell; A fan is arranged on the protective shell; Among them, the protective shell is fixedly arranged on the casing and completely wraps the casing; a sandwich is formed inside the casing, and the heat dissipation holes penetrate the surfaces on both sides of the sandwich; the bottom surface of the protective shell and the surface of the casing form a space; the humidity detector has a sensing head that contacts the palm to detect the humidity on the palm surface; the fan is fixedly arranged on one side of the protective shell to pressurize the space.

2. A portable yarn tension measuring instrument according to claim 1, characterized in that: The heat dissipation holes located on both sides of the interlayer are staggeredly arranged on the same horizontal plane.

3. A portable yarn tension measuring instrument according to claim 1, characterized in that: One end of the protective shell forms a mounting groove; The inner wall of the installation groove forms a through hole penetrating the interlayer and the outside, and the fan is arranged in the through hole to allow wind from the outside to enter the interlayer.

4. A portable yarn tension measuring instrument according to claim 3, characterized in that: A pipeline is also arranged in the interlayer; The extension track of the pipeline is in a continuous S shape, and between any two adjacent heat dissipation holes; Both ends of the pipeline are arranged in the installation groove and are located on both sides of the fan.

5. A portable yarn tension measuring instrument according to claim 4, characterized in that: A water pump connected to the pipeline is fixedly arranged in the installation groove; The conduit has two chambers; A two-way valve is fixedly provided at one end of the pipeline connected to the water pump to connect the two chambers; There is always a heat conductor in the pipeline.

6. A portable yarn tension measuring instrument according to claim 5, characterized in that: Also includes: A temperature regulating box having a receiving cavity for receiving a heat conducting agent; A support block, used for mounting the two-way valve; A temperature regulating component, fixedly disposed in the accommodating cavity to control the temperature of the thermal conductive agent; Wherein, the support block is arranged on the temperature regulating box, and a part of the support block is located in the accommodating cavity and contacts with the heat conductive agent.

7. A portable yarn tension measuring instrument according to claim 6, characterized in that: A partition is fixedly arranged in the accommodating cavity to divide the accommodating cavity into two cavities; The support block is movably arranged on the inner wall of the temperature regulating box to drive the two-way valve to switch between the two cavities.

8. A portable yarn tension measuring instrument according to claim 6, characterized in that: The side wall of the temperature regulating box forms a moving groove for guiding the support block to move between the two cavities; A sealing groove is provided in the movable groove, and the sealing groove extends along the extending direction of the movable groove and is embedded in the inner wall portion of the movable groove; A sealing strip corresponding to the sealing groove is formed on the surface of the supporting block.

9. A portable yarn tension measuring instrument according to claim 8, characterized in that: An electromagnet is arranged on one side wall of the movable groove; The support block is provided with a magnetic block corresponding to the electromagnet; An elastic member is arranged between the electromagnet and the magnetic block.

10. A portable yarn tension measuring instrument according to any one of claims 1 to 9, characterized in that: Also includes: A central processing unit, electrically connected to the humidity detector; An information processing module, electrically connected to the central processing unit; A thermometer, disposed on the protective shell and electrically connected to the central processing unit; Wherein, the central processing module is used to receive and process the electrical signal transmitted by the humidity detector / the thermometer; and the information processing module is used for analysis.

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