CN219038069U

CN219038069U - Temperature and humidity sensor

Info

Publication number: CN219038069U
Application number: CN202223162957.5U
Authority: CN
Inventors: 夏贤冲; 颜天宝
Original assignee: Chuandong Magnetic Electronic Co Ltd
Current assignee: Chuandong Magnetic Electronic Co Ltd
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-05-16
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a temperature and humidity sensor which comprises a wire tube, a waterproof screw cap, a temperature and humidity sensor module, a split sleeve, a waterproof connector, a connecting tube, a first waterproof rubber ring, a ventilation shell, a second waterproof rubber ring, a waterproof ventilation membrane and a front cover, wherein the temperature and humidity sensor module is arranged at the left end of the wire tube, and the split sleeve is arranged at the right side of the waterproof connector. According to the waterproof structure, the waterproof connector with the split sleeve and the waterproof nut are arranged on the outer side of the wire tube, after the temperature and humidity sensor module at the left end of the wire tube is inserted into the connecting tube, the right end of the connecting tube is installed in a sealing mode through the waterproof connector with the first waterproof rubber ring and the connecting tube, meanwhile, the wire tube is sealed by tightening the end portion of the wire tube through the split sleeve after the waterproof screw sleeve and the waterproof connector are installed, and after the ventilation shell with the second waterproof rubber ring is installed at the left end of the connecting tube in a threaded mode to enable the ventilation shell to be sealed, the waterproof effect is further achieved on the basis that the ventilation shell is matched with the waterproof ventilation membrane.

Description

Temperature and humidity sensor

Technical Field

The utility model belongs to the field of sensors, and particularly relates to a temperature and humidity sensor.

Background

The temperature and humidity sensor takes a temperature and humidity integrated probe as a temperature measuring element to collect temperature and humidity signals, and the temperature and humidity signals are converted into current signals or voltage signals which are in linear relation with the temperature and the humidity after being processed by circuits such as voltage stabilizing filtering, operational amplification, nonlinear correction, V/I conversion, constant current and reverse protection and the like, and can also be directly output through interfaces such as 485 or 232 and the like.

The existing temperature and humidity sensor has poor dampproof and moistureproof capabilities, and is not suitable for being applied in a damp environment. When the sensor works in a wet environment for a long time, water is easy to permeate along the joint gap between the lead and the shell, and because the water has certain conductivity, the resistance value is directly reduced or unstable when the water permeates into the sensing element, so that signals cannot be accurately transmitted, the accuracy of the temperature and humidity sensor is affected, and the two electrodes can be completely short-circuited when the temperature and humidity sensor is severe, so that the temperature and humidity sensor is extremely easy to fail and damage, the service life of the sensor is shortened sharply, and the enterprise cost is increased.

Disclosure of Invention

In view of the above-mentioned problems in the background art, an object of the present utility model is to provide a temperature and humidity sensor for solving the above-mentioned problems in the background art.

The technical aim of the utility model is realized by the following technical scheme:

the utility model provides a temperature and humidity sensor, includes spool, waterproof nut, temperature and humidity sensor module, split cover, waterproof connector, connecting pipe, first waterproof rubber ring, ventilative casing, waterproof rubber ring of second, waterproof ventilated membrane and protecgulum constitute, temperature and humidity sensor module establishes the left end at the spool, split cover is established on waterproof connector's right side, waterproof connector and waterproof nut all cup joint the right-hand member outside of connecting the spool, first waterproof rubber ring cup joints the left end outer wall at waterproof connector, the left end of waterproof connector and the right-hand member threaded connection of connecting pipe, the right-hand member at ventilative casing and the left end threaded connection of connecting pipe are cup jointed to the waterproof rubber ring of second, waterproof ventilated membrane is established in ventilative casing's left end inboard, protecgulum grafting connection is in ventilative casing's left side.

Further, as a preferable technical scheme, a limiting block is arranged on the outer wall of the waterproof connector.

Further, as a preferable technical scheme, the temperature and humidity sensor module is arranged at the inner side of the connecting pipe.

Further, as a preferable technical scheme, a ventilation window is arranged on the outer side of the ventilation shell, and the left side of the ventilation window is covered by the waterproof ventilation membrane.

Further, as the preferable technical scheme, the left side installation department of ventilative casing is equipped with the spacing groove, the inboard of protecgulum is equipped with the spliced pole, the protecgulum is through spliced pole and ventilative casing grafting connection, the lid edge of protecgulum is pegged graft in the spacing groove inboard.

In summary, the utility model has the following advantages:

through setting up waterproof connector and waterproof nut that has the split cover in the bobbin outside, insert the temperature and humidity sensor module of spool left end in the connecting pipe, the connecting pipe right-hand member is through waterproof connector and the connecting pipe sealing installation that has first waterproof rubber ring, the spool is in sealed form at its tip of waterproof swivel nut and waterproof connector installation back cooperation split cover tightening up simultaneously, and the ventilative casing that has the waterproof rubber ring of second is installed to the left end screw thread of connecting pipe makes its sealed back, further reaches waterproof effect on the basis of waterproof ventilated membrane of ventilative casing cooperation.

Drawings

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is an exploded view of the present utility model;

fig. 3 is a schematic view of the structure of the ventilation window of the present utility model.

Reference numerals: 1. spool, 2, waterproof nut, 3, temperature and humidity sensor module, 4, split cover, 5, stopper, 6, waterproof connector, 7, connecting pipe, 8, first waterproof rubber ring, 9, ventilative casing, 10, second waterproof rubber ring, 11, inserted column, 12, waterproof ventilated membrane, 13, protecgulum, 14, spacing groove, 15, ventilation window.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the temperature and humidity sensor of this embodiment includes a conduit 1, a waterproof nut 2, a temperature and humidity sensor module 3, a split sleeve 4, a waterproof connector 6, a connecting pipe 7, a first waterproof rubber ring 8, a ventilation casing 9, a second waterproof rubber ring 10, a waterproof ventilation membrane 12 and a front cover 13, wherein the temperature and humidity sensor module 3 is arranged at the left end of the conduit 1, the split sleeve 4 is arranged at the right side of the waterproof connector 6, the waterproof connector 6 and the waterproof nut 2 are both sleeved on the outer side of the right end of the conduit 1, the first waterproof rubber ring 8 is sleeved on the outer wall of the left end of the waterproof connector 6, the left end of the waterproof connector 6 is in threaded connection with the right end of the connecting pipe 7, the second waterproof rubber ring 10 is sleeved on the right end of the ventilation casing 9, the right end of the ventilation casing 9 is in threaded connection with the left end of the connecting pipe 7, the waterproof ventilation membrane 12 is arranged at the inner side of the left end of the ventilation casing 9, and the front cover 13 is in plug connection with the left side of the ventilation casing 9; the outer wall of the waterproof connector 6 is provided with the limiting block 5, and the installation of the waterproof connector 6 can be conveniently limited by arranging the limiting block 5 on the outer wall of the waterproof connector 6; the ventilation window 15 is arranged on the outer side of the ventilation shell 9, the waterproof ventilation membrane 12 covers the left side of the ventilation window 15, and ventilation can be conveniently carried out by arranging the ventilation window 15 on the outer side of the ventilation shell 9.

Example 2

Referring to fig. 1-2, in order to achieve the purpose of conveniently waterproofing the temperature and humidity sensor module 3, the temperature and humidity sensor module 3 of this embodiment is disposed inside the connecting pipe 7, and waterproof protection can be conveniently performed by disposing the temperature and humidity sensor module 3 inside the connecting pipe 7.

Example 3

Referring to fig. 1-3, in order to achieve the purpose of conveniently reserving a gap between the front cover 13 and the ventilation casing 9, a limit groove 14 is provided at the left side mounting portion of the ventilation casing 9 in this embodiment, a plug post 11 is provided at the inner side of the front cover 13, the front cover 13 is connected with the ventilation casing 9 in a plug manner through the plug post 11, the cover edge of the front cover 13 is plugged at the inner side of the limit groove 14, the limit groove 14 is provided at the left side of the ventilation casing 9, after the plug post 11 of the front cover 13 is plugged with the ventilation casing 9, the front cover 13 is inserted into the limit groove 14 of the ventilation casing 9, and the gap distributed between the ventilation casing 9 and the front cover 13 at this time can be conveniently ventilated.

The use principle and the advantages are that: during installation and use, through setting up waterproof connector 6 and waterproof nut 2 that have the breach cover 4 in spool 1 outside, insert in connecting pipe 7 with temperature and humidity sensor module 3 of spool 1 left end in, utilize waterproof connector 6 to cooperate outside first waterproof rubber ring 8 and connecting pipe 7 screw thread installation to carry out the tip seal back, the gap department of spool 1 simultaneously, through waterproof nut 2 in waterproof connector 6 department screw thread fastening, make the breach cover 4 on waterproof connector 6 tighten up, make spool 1 more stable when guaranteeing the water-proof effects, reach the tip seal after the ventilative casing 9 and connecting pipe 7 screw thread installation that will have second waterproof rubber ring 10 simultaneously in connecting pipe 7 left end, and utilize the gap between with protecgulum 13 after the installation between ventilative casing 9 and protecgulum 13, waterproof ventilated membrane 12 of cooperation ventilative casing 9 can conveniently detect the humidity temperature in the air, also reach the water-proof effects simultaneously.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A temperature and humidity sensor, characterized in that: including spool, waterproof nut, temperature and humidity sensor module, split cover, waterproof connector, connecting pipe, first waterproof rubber ring, ventilative casing, second waterproof rubber ring, waterproof ventilated membrane and protecgulum constitute, temperature and humidity sensor module establishes the left end at the spool, split cover is established on the right side of waterproof connector, waterproof connector and waterproof nut all cup joint the right-hand member outside of connecting the spool, first waterproof rubber ring cup joints the left end outer wall of connecting at waterproof connector, the left end of waterproof connector and the right-hand member threaded connection of connecting pipe, the second waterproof rubber ring cup joints the right-hand member of connecting at ventilative casing, the right-hand member of ventilative casing and the left end threaded connection of connecting pipe, waterproof ventilated membrane is established in the left end inboard of ventilative casing, the protecgulum is pegged graft and is connected in the left side of ventilative casing.

2. A temperature and humidity sensor according to claim 1 wherein: the outer wall of waterproof connector is equipped with the stopper.

3. A temperature and humidity sensor according to claim 1 wherein: the temperature and humidity sensor module is arranged on the inner side of the connecting pipe.

4. A temperature and humidity sensor according to claim 1 wherein: the outside of ventilative casing is equipped with the transom, waterproof ventilated membrane covers the left side of transom.

5. A temperature and humidity sensor according to claim 1 wherein: the left side installation department of ventilative casing is equipped with the spacing groove, the inboard of protecgulum is equipped with the spliced pole, the protecgulum is through spliced pole and ventilative casing grafting connection, the lid edge of protecgulum is pegged graft in the spacing groove inboard.