Temperature and humidity sensor device

Abstract

The temperature and humidity sensor device comprises a bottom shell, an upper cover, a main control board, a POE data line and a temperature and humidity sensor, the bottom shell is fixedly connected with the upper cover, the bottom shell is provided with a first cavity and a second cavity which are separated by a partition plate, the main control board is installed in the first cavity, the temperature and humidity sensor is installed in the second cavity, and an opening is formed in the upper end of the partition plate. A connecting wire of the temperature and humidity sensor penetrates through the through hole, the temperature and humidity sensor is electrically connected with the main control board through the connecting wire of the temperature and humidity sensor, the side wall of the second cavity is provided with an air hole used for being communicated with external air, the side wall of the bottom shell is provided with a wire passing hole, and a POE data wire penetrates through the wire passing hole to be connected with the main control board. The main control board and the temperature and humidity sensor are respectively placed in the first cavity and the second cavity which are isolated from each other of the bottom shell, so that the first cavity where the main control board is located is in a sealed state, the waterproof and dustproof effects are achieved, the product can be applied to a harsh and harsh environment, and the service life of the product is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of sensors, in particular to a temperature and humidity sensor device. Background Art

[0002] The temperature and humidity sensor is a sensor device equipped with humidity and heat sensitive elements that can be used to measure temperature and humidity. Temperature and humidity sensors are widely used in various fields of production and life due to their small size and stable performance. The main control board and sensor of the current temperature and humidity sensor device are exposed to the external environment. Due to the packaging structure problem, they are greatly affected by the environment, and have poor weather resistance and waterproofness. In the outdoor high temperature and high humidity and corrosive environment, the sensitivity and response speed of the test are affected, resulting in poor measurement accuracy. Even under certain environmental influences, the main control board is directly damaged, making the entire product unusable. In addition, the current installation method of the temperature and humidity sensor device is desktop placement, or fixed installation using third-party materials, which is inconvenient in installation. Utility Model Content

[0003] The utility model aims to provide a temperature and humidity sensor device, which can solve the technical problems of poor environmental adaptability and short service life of the existing temperature and humidity sensors.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A temperature and humidity sensor device is provided, comprising a bottom shell, an upper cover, a main control board, a POE data cable and a temperature and humidity sensor, wherein the bottom shell is fixedly connected to the upper cover, the bottom shell has a first cavity and a second cavity separated by a partition, the main control board is installed in the first cavity, the temperature and humidity sensor is installed in the second cavity, an opening is provided at the upper end of the partition for the connection line of the temperature and humidity sensor to pass through, the temperature and humidity sensor is electrically connected to the main control board through its connection line, a vent hole for communicating with external air is provided on the side wall of the second cavity, a wire hole is provided on the side wall of the bottom shell, the POE data cable passes through the wire hole to be connected to the main control board.

[0006] In some embodiments, a clip is also included, wherein a guide rail mounting portion is provided on one side of the bottom of the bottom shell, a guide rail mounting clip is provided on the front end of the guide rail mounting portion, a clip mounting groove is provided on the other side of the bottom of the bottom shell, the clip is fixedly installed in the clip mounting groove, a chamfered boss is provided on the front end of the clip, the chamfered boss is used to clamp one side of the guide rail, and the guide rail mounting clip is used to clamp the other side of the guide rail, so that the device is installed on the guide rail.

[0007] In some embodiments, a buckle mounting boss for limiting position is provided in the buckle mounting groove, and an elastic bent leg is provided in the middle part of the buckle. When the buckle is pulled back under force, the elastic bent leg can resist the buckle mounting boss and deform. When the pulling force disappears, the elastic bent leg can return to its original position and drive the buckle to move forward, thereby locking the guide rail.

[0008] In some embodiments, elastic limit baffles are respectively provided on the two inner walls of the middle part of the buckle. When the buckle is installed, the buckle installation boss passes through the middle of the two elastic limit baffles. After the buckle installation boss passes through the elastic limit baffle, the buckle will be restricted to move between the elastic limit baffle and the elastic bent leg, thereby realizing self-locking of the buckle to prevent it from falling off.

[0009] In some embodiments, a hanging hole is provided at the rear end of the buckle for cooperating with an external hook to hang the device.

[0010] In some embodiments, the POE data cable has an RJ45 network interface.

[0011] In some embodiments, the opening is coated with sealant after the connecting line passes through; the device also includes a sealing ring, a groove is provided on the end face of the first cavity close to the upper cover, the sealing ring is embedded and installed in the groove, and the upper cover is provided with an upper cover boss corresponding to the position of the sealing ring, and the upper cover boss can squeeze the sealing ring to make the first cavity form a sealed cavity.

[0012] In some embodiments, a reset button is further included which is installed in the second cavity. The opening is also used for a connection line of the reset button to pass through. The reset button is electrically connected to the main control board through the connection line.

[0013] In some embodiments, it also includes a wire-passing rubber plug, which is sleeved on the POE data cable and embedded in the wire-passing hole.

[0014] In some embodiments, the bottom shell and the upper cover are fixedly connected by riveting.

[0015] The utility model has the following beneficial effects:

[0016] The temperature and humidity sensor device provided by the utility model places the main control board and the temperature and humidity sensor in two mutually isolated first cavities and second cavities of the bottom shell respectively, so that the first cavity where the main control board is located is in a sealed state, thereby playing a role of waterproof and dustproof. The product can be applied to more stringent and harsh environments, thereby improving the service life of the product.

[0017] In some embodiments, by providing a snap-fit ​​and a guide rail mounting portion, the product can be conveniently installed on the guide rail.

[0018] In some embodiments, a hanging hole is provided at the rear end of the buckle so that the product can be hung up by cooperating with a hook provided externally.

[0019] In some embodiments, a sealing ring is installed on the first cavity to further improve the waterproof and dustproof effects.

[0020] Other beneficial effects of the embodiments of the present invention will be further described below. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structural assembly in the embodiment of the utility model;

[0022] Figure 2 This is a schematic diagram of the bottom shell structure in an embodiment of the utility model;

[0023] Figure 3 This is a schematic diagram of the structure of the upper cover and the sealing ring in the embodiment of the utility model;

[0024] Figure 4 This is a schematic diagram of the internal assembly of the second cavity in the embodiment of the utility model;

[0025] Figure 5a This is a side view of the hook installation in the embodiment of the utility model;

[0026] Figure 5b This is a top view of the hook installation in the embodiment of the utility model;

[0027] Figure 6a This is a side view of the guide rail installation in the embodiment of the utility model;

[0028] Figure 6b This is a top view of the guide rail installation in the embodiment of the utility model;

[0029] Figure 7 This is a schematic diagram of the buckle structure in the embodiment of the utility model;

[0030] Figure 8 It is a schematic diagram of assembling a POE data cable in an embodiment of the utility model.

[0031] The reference numerals are as follows:

[0032] 1-upper cover, 2-main control board, 3-sealing ring, 4-buckle, 5-bottom shell, 6-POE data cable, 7-wire plug, 8-reset button, 9-temperature and humidity sensor, 10-rivet, 51-first cavity, 52-second cavity, 53-partition, 54-opening, 55-ventilation hole, 56-wire hole, 57-guide rail mounting part, 58-guide rail mounting buckle, 59-buckle mounting groove, 511-groove, 591-buckle mounting boss, 11-upper cover boss, 41-chamfered boss, 42-elastic bent leg, 43-first elastic limit baffle, 44-second elastic limit baffle, 45-hanging hole. DETAILED DESCRIPTION

[0033] The following is a detailed description of the implementation of the utility model. It should be emphasized that the following description is only exemplary and is not intended to limit the scope and application of the utility model.

[0034] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element. In addition, connection can be used for fixing as well as for coupling or communication.

[0035] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0036] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0037] In response to the existing temperature and humidity sensor devices, the embodiment of the utility model provides a temperature and humidity sensor device in which the main control board is isolated in a waterproof and dustproof chamber, which can be used in more stringent and harsh environments. Conventional devices have a single installation method, and the embodiment of the utility model is compatible with both guide rail and hook installation methods, making installation more convenient and more secure. While collecting temperature and humidity data, the embodiment of the utility model can upload it to the server via Ethernet or WIFI, making full use of the established Ethernet communication network or WIFI communication network to realize long-distance data collection and transmission, and realize centralized monitoring of temperature and humidity data. It can greatly reduce the amount of construction, improve construction efficiency and maintenance costs.

[0038] To achieve the above objectives, the present invention is implemented through the following technical solutions: a temperature and humidity sensor device, the overall structure of which is as follows Figure 1 As shown, it includes a bottom shell 5, an upper cover 1, a main control board 2, a POE data cable 6 and a temperature and humidity sensor 9. The bottom shell 5 is fixedly connected to the upper cover 1. The bottom shell 5 has a first cavity 51 and a second cavity 52 separated by a partition 53. The main control board 2 is installed in the first cavity 51, and the temperature and humidity sensor 9 is installed in the second cavity 52. ​​An opening 54 is provided at the upper end of the partition 53 for the connecting wire of the temperature and humidity sensor 9 to pass through. The temperature and humidity sensor 9 is electrically connected to the main control board 2 through its connecting wire. A vent hole 55 for communicating with the external air is provided on the side wall of the second cavity 52. ​​A wire hole 56 is provided on the side wall of the bottom shell 5. The POE data cable 6 passes through the wire hole 56 to be connected to the main control board 2. The main control board 2 can upload monitoring data through the POE data cable 6, and can also connect to the network through WIFI to upload monitoring data.

[0039] The device also includes a buckle 4, a sealing ring 3, a reset button 8, and a wire plug 7. The specific composition of each component will be described below.

[0040] The bottom shell 5 is formed by injection molding of plastic material as a whole, and its structure is as follows Figure 2 As shown, the bottom shell 5 has two isolation chambers, namely a first chamber 51 and a second chamber 52 separated by a partition 53. The main control board 2 is installed in the first chamber 51 by screws, and the temperature and humidity sensor 9 and the reset button 8 are installed in the second chamber 52. An opening 54 is provided at the upper end of the partition 53 for the connection line of the temperature and humidity sensor 9 to pass through. The opening 54 is coated with sealant after the connection line passes through. The temperature and humidity sensor 9 is electrically connected to the main control board 2 through its connection line, and the POE data line 6 is connected to the main control board 2 through the line hole 56 on the side wall of the bottom shell 5 through its own signal line; the reset button 8 is connected to the main control board 2 through the connection line.

[0041] The first cavity 51 is provided with a groove 511 on the end surface close to the upper cover 1 for placing the sealing ring 3. The sealing ring 3 is embedded and installed in the groove 511. The upper cover 1 is provided with a boss corresponding to the position of the sealing ring 3. Figure 3 As shown, the upper cover boss 11 can squeeze the sealing ring 3 to make the first cavity 51 form a sealed cavity, so that after the upper cover 1 is covered, the first cavity 51 where the main control board 2 is located has a dustproof and waterproof effect. The bottom shell 5 and the upper cover 1 are fixedly connected by riveting with rivets 10.

[0042] The second cavity 52 is provided with a temperature and humidity sensor 9 and a reset button 8. The sensor and the reset button 8 are inserted into the second cavity 52 through the card slot. Figure 4 As shown, the side wall of the second cavity 52 is provided with an air hole 55 connected to the external environment, so that the temperature and humidity sensor 9 can accurately monitor the temperature and humidity in the external environment. The opening 54 provided at the upper end of the partition 53 is also used for the connection line of the reset button 8 to pass through. The opening 54 is coated with sealant after the connection line passes through, and the reset button 8 is electrically connected to the main control board 2 through its connection line.

[0043] A guide rail mounting portion 57 is provided on one side of the bottom of the bottom shell 5, and a guide rail mounting buckle 58 is provided on the front end of the guide rail mounting portion 57. A buckle mounting groove 59 is provided on the other side of the bottom of the bottom shell 5. The buckle 4 is fixedly installed in the buckle mounting groove 59. A boss for limiting is provided in the buckle mounting groove 59, namely, a buckle mounting boss 591.

[0044] Buckle 4 has two installation modes: matching rail and hook. The rail installation is as follows: Figure 5a , Figure 5b As shown, the hook is installed as Figure 6a , 6b As shown. The structure of buckle 4 is as follows Figure 7 As shown, a chamfered boss 41 is provided at the front end of the buckle 4 for fastening the guide rail. The chamfered boss 41 is used to clamp one side of the guide rail, and the guide rail mounting buckle 58 is used to clamp the other side of the guide rail so that the device can be installed on the guide rail. The guide rail mounting buckle 58 of the bottom shell 5 can be used to securely mount the device on the guide rail.

[0045] The middle part of the buckle 4 is provided with an elastic bent leg 42. When the buckle 4 is pulled back by force, the elastic bent leg 42 resists the buckle installation boss 591 and deforms; when the pulling force disappears, the elastic bent leg 42 returns to its original position and drives the entire buckle 4 to move forward, thereby locking the guide rail. Two elastic limit baffles are provided on the two inner side walls of the middle part of the buckle 4, namely the first elastic limit baffle 43 and the second elastic limit baffle 44. When the buckle 4 is installed, the buckle installation boss 591 passes through the middle of the two elastic limit baffles. When the buckle installation boss 591 passes through the elastic limit baffle, the buckle 4 will be limited to move between the elastic limit baffle and the elastic bent leg 42, thereby achieving the effect of self-locking the buckle 4 to prevent it from falling off.

[0046] The rear end of the buckle 4 is a hanging hole 45 that transitions from a square to a semicircular shape, which is used to cooperate with a hook provided externally to hang the device. This hanging hole 45 can facilitate the hook to easily pass through the square.

[0047] The POE data cable 6 has an RJ45 network interface. The POE data cable 6 can realize the interconnection of monitoring data and the network, and at the same time, it can provide power for the temperature and humidity sensor device. A wire hole 56 is provided on the side wall of the bottom shell 5. The POE data cable 6 passes through the wire hole 56 and is connected to the main control board 2. By putting the wire plug 7 on the POE data cable 6 and embedding it in the wire hole 56 installed in the bottom shell 5, as shown in FIG. Figure 8 The main control board 2 can upload monitoring data via the POE data line 6, and can also connect to the network via WIFI to upload monitoring data.

[0048] The upper computer software provided by the device of the embodiment of the utility model can be used as a background server to centrally manage multiple connected devices, such as modifying parameters and issuing alarm messages for abnormal data. With the integration of a micro server, users can directly monitor temperature and humidity online through a web browser. It also supports drawing historical curves of temperature and humidity data and exporting them to the local computer. The export format can be .CSV or .TXT format.

[0049] The device of the embodiment of the utility model is often used in power systems, and the guide rail (which is a standard part) is often installed on site. The embodiment of the utility model only needs to press on the guide rail to self-lock on the guide rail; if there is no guide rail, it can also be installed on the wall through the hanging hole 45 at the rear end of the buckle 4. When the POE data cable is connected to the Internet cable, the temperature and humidity sensor device can be powered and the monitoring data can be uploaded at the same time. A micro Server has been integrated in the embodiment of the utility model, and users can directly monitor the temperature and humidity online through a Web browser. It also supports drawing historical curves of temperature and humidity data and exporting them to the local computer.

[0050] The above content is a further detailed description of the utility model in combination with specific / preferred embodiments, and it cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, without departing from the concept of the utility model, it can also make several substitutions or modifications to these described embodiments, and these substitutions or modifications should be regarded as belonging to the protection scope of the utility model. In the description of this specification, the description of the reference terms "an embodiment", "some embodiments", "preferred embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in combination with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily target the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner. In the absence of mutual contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples. Although the embodiments of the present invention and their advantages have been described in detail, it should be understood that various changes, substitutions and alterations may be made herein without departing from the scope of protection of the patent application.

Claims

1. A temperature and humidity sensor device, characterized in that: It includes a bottom shell, an upper cover, a main control board, a POE data cable and a temperature and humidity sensor. The bottom shell is fixedly connected to the upper cover. The bottom shell has a first cavity and a second cavity separated by a partition. The main control board is installed in the first cavity, and the temperature and humidity sensor is installed in the second cavity. An opening is provided at the upper end of the partition for the connecting wire of the temperature and humidity sensor to pass through. The temperature and humidity sensor is electrically connected to the main control board through its connecting wire. A vent hole for communicating with the outside air is provided on the side wall of the second cavity. A wire hole is provided on the side wall of the bottom shell. The POE data cable passes through the wire hole to be connected to the main control board.

2. The temperature and humidity sensor device according to claim 1, characterized in that: It also includes a buckle, a guide rail mounting portion is provided on one side of the bottom of the bottom shell, a guide rail mounting buckle is provided at the front end of the guide rail mounting portion, a buckle mounting groove is provided on the other side of the bottom of the bottom shell, the buckle is fixedly installed in the buckle mounting groove, a chamfered boss is provided at the front end of the buckle, the chamfered boss is used to clamp one side of the guide rail, and the guide rail mounting buckle is used to clamp the other side of the guide rail, so that the device is installed on the guide rail.

3. The temperature and humidity sensor device according to claim 2, characterized in that: A buckle mounting boss for limiting position is provided in the buckle mounting groove, and an elastic bent leg is provided in the middle part of the buckle. When the buckle is pulled back under force, the elastic bent leg can resist the buckle mounting boss and deform. When the pulling force disappears, the elastic bent leg can return to its original position and drive the buckle to move forward, thereby locking the guide rail.

4. The temperature and humidity sensor device according to claim 3, characterized in that: Elastic limit baffles are respectively provided on the two inner side walls of the middle part of the buckle. When the buckle is installed, the buckle installation boss passes through the middle of the two elastic limit baffles. After the buckle installation boss passes through the elastic limit baffle, the buckle will be restricted to move between the elastic limit baffle and the elastic bent leg, thereby realizing self-locking of the buckle to prevent it from falling off.

5. The temperature and humidity sensor device according to any one of claims 2 to 4, characterized in that: A hanging hole is provided at the rear end of the buckle for cooperating with an external hook to hang the device.

6. The temperature and humidity sensor device according to claim 1, characterized in that: The POE data cable has an RJ45 network interface.

7. The temperature and humidity sensor device according to claim 1, characterized in that: The opening is coated with sealant after the connecting line passes through; the device also includes a sealing ring, the end face of the first cavity close to the upper cover is provided with a groove, the sealing ring is embedded and installed in the groove, the upper cover is provided with an upper cover boss corresponding to the position of the sealing ring, and the upper cover boss can squeeze the sealing ring to make the first cavity form a sealed cavity.

8. The temperature and humidity sensor device according to claim 1, characterized in that: It also includes a reset button installed in the second cavity, and the opening is also used for the connection line of the reset button to pass through, and the reset button is electrically connected to the main control board through its connection line.

9. The temperature and humidity sensor device according to claim 1, characterized in that: It also includes a wire-passing rubber plug, which is sleeved on the POE data cable and embedded in the wire-passing hole.

10. The temperature and humidity sensor device according to claim 1, characterized in that: The bottom shell and the upper cover are fixedly connected by riveting.

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