CN219532099U - Temperature and humidity sensor probe protection device - Google Patents

Abstract

The utility model relates to the technical field of sensor probe protection, in particular to a temperature and humidity sensor probe protection device which comprises a wall, wherein an inner frame is fixedly embedded in the wall, a temperature and humidity sensor is arranged in the inner frame, a sealing plate is covered at the opening position of the inner frame, and a net cover is fixedly embedded in the sealing plate. According to the utility model, the temperature and humidity sensor can be installed in the protection space through the butt joint of the built-in frame and the sealing plate, the temperature and humidity sensor can be ensured to normally monitor the temperature and humidity conditions through the net cover structure, the position of the probe is protected from dust, and redundant connecting lines of the temperature and humidity sensor can be stored through the winding drum structure, so that the coil winding disorder condition in the built-in frame is avoided.

Description

Temperature and humidity sensor probe protection device

Technical Field

The utility model relates to the technical field of sensor probe protection, in particular to a temperature and humidity sensor probe protection device.

Background

The subway is a rapid, large-traffic and electric traction rail traffic built in a city, the train runs on a totally-enclosed line, the line in a central urban area is basically arranged in an underground tunnel, and the line outside the central urban area is generally arranged on an overhead bridge or the ground.

Because subway equipment rooms can be installed at positions close to the personnel channels, the equipment rooms can be installed at corner positions in order to avoid random contact of outside personnel.

In the corner environment, moisture exists in the ground itself, which greatly aggravates the moisture in the equipment room and causes wet corrosion to the equipment.

When measuring the environment humiture, generally select for use temperature and humidity detector, its core component includes temperature and humidity sensor, through the probe of sensor itself, can realize the humiture detection in the equipment room, but temperature and humidity probe is sensitive sensing structure, and partial subway equipment room can directly expose the probe in the air, leads to the probe to be attached by batting dust or granule dust, greatly reduced to the sensitivity of humid environment detection.

For example, according to the authorized bulletin number CN217483577U, a temperature and humidity sensor probe protection device comprises: the sensor probe shell is provided with a waterproof film in the sensor probe shell, and water vapor in the air is prevented from entering the sensor probe shell through the waterproof film. A temperature and humidity sensor probe comprising: the equipment shell comprises a sensor probe and a connecting part, wherein the connecting part is arranged in the middle of the equipment shell and is used for installing the equipment shell through the connecting part, and the temperature and humidity sensor probe protection device is matched with the temperature and humidity sensor probe.

In the utility model, the sensor probe shell is changed into the existing three-dimensional annular internal cutting protection structure from an open grid shape, and the waterproof film is arranged in the sensor probe shell, so that the interference of water vapor to the sensor can be prevented, and the installation seat is additionally arranged in the middle of the equipment, so that the equipment can be fixed on the ceilings, the walls and the like of a refrigeration house.

In order to monitor the temperature and humidity conditions in the equipment room, a temperature and humidity sensor is required to be adopted for testing, most probe structures can be directly exposed in the air and are easily contacted and attached by flocked dust and particle dust, and the sensitivity of the temperature and humidity sensor is greatly reduced.

Disclosure of Invention

The utility model aims to provide a temperature and humidity sensor probe protection device so as to solve the problem of dust prevention and protection of a temperature and humidity sensor probe.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a temperature and humidity sensor probe protection device, includes the wall, fixed embedding has built-in frame on the wall, install temperature and humidity sensor in the built-in frame, the open position of built-in frame covers there is the shrouding, fixed embedding has the screen panel on the shrouding.

Preferably, the two sides of the sealing plate are provided with a shifting fork groove, and a spring is fixed in the shifting fork groove.

Preferably, a shifting fork block is fixed on the spring, and a shifting pin is fixed on the shifting fork block.

Preferably, a slot is arranged on the built-in frame, and the poking pin is inserted into and butted with the slot in a sliding manner.

Preferably, a bobbin is fixed in the built-in frame, and an internal thread is arranged on the inner wall of the bobbin.

Preferably, the internal thread is provided with a threaded rod, and the threaded rod is fixed with a disc.

Preferably, the circular disc is fixedly provided with two arc-shaped plates which are symmetrically distributed.

Preferably, the inner frame and the sealing plate are made of polyethylene materials.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the built-in frame is in butt joint with the sealing plate, so that the temperature and humidity sensor can be installed in the protection space, and the temperature and humidity sensor can be ensured to normally monitor the temperature and humidity conditions and simultaneously the position of the probe is protected from dust through the net cover structure.

2. According to the utility model, through the winding reel structure, redundant connecting lines of the temperature and humidity sensor can be stored, and the situation that coils are wound around and disordered in the built-in frame is avoided.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of the utility model at a;

FIG. 3 is an enlarged schematic view of the present utility model at b;

fig. 4 is a schematic view of the distribution of two arcuate plates according to the present utility model.

In the figure: 1. a wall; 11. a built-in frame; 12. a temperature and humidity sensor; 13. a sealing plate; 14. a mesh enclosure; 2. a fork groove; 21. a spring; 22. a shift fork block; 23. a poking pin; 24. a slot; 3. a bobbin; 31. a threaded rod; 32. a disc; 33. an arc-shaped plate.

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 I

Referring to fig. 1, a temperature and humidity sensor probe protection device includes a wall 1, a built-in frame 11 fixedly embedded in the wall 1, a temperature and humidity sensor 12 installed in the built-in frame 11, a sealing plate 13 covering an opening of the built-in frame 11, and a mesh enclosure 14 fixedly embedded in the sealing plate 13.

The net cover 14 is of an aluminum wire structure, and the mesh number of the net cover 14 is 60-100 meshes.

The built-in frame 11 or the sealing plate 13 can be provided with a wire arranging hole for wire arrangement.

The temperature and humidity sensor 12 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 mesh enclosure 14 is made of an aluminum alloy material, and protects the probe portion of the temperature and humidity sensor 12.

Referring to fig. 1 and 2, two sides of the sealing plate 13 are provided with a shifting fork groove 2, and a spring 21 is fixed in the shifting fork groove 2, so that the telescoping reset stability of the shifting fork block 22 can be ensured.

Referring to fig. 1 and 2, a shift fork block 22 is fixed on a spring 21, a shift pin 23 is fixed on the shift fork block 22, and the shift fork block 22 can be manually operated to facilitate shifting the shift fork block 22, and the shift fork block 22 has a cylindrical or cubic structure.

Referring to fig. 1 and 2, a slot 24 is provided on the inner frame 11, and a poking pin 23 is slidably inserted into and abutted against the slot 24, so as to ensure the stable butt joint between the sealing plate 13 and the inner frame 11.

Referring to fig. 1, 2 and 3, the bobbin 3 is fixed in the built-in frame 11, and internal threads are provided on the inner wall of the bobbin 3, so that the temperature and humidity sensor 12 can be wound and stored with redundant wires, and the situation that the lines are bent in the built-in frame 11 is avoided.

Referring to fig. 1, 2 and 3, the internal thread is provided with a threaded rod 31, and a disc 32 is fixed on the threaded rod 31, so as to facilitate assembling and disassembling the arc plate 33 and the bobbin 3.

Referring to fig. 1, 2 and 3, the circular disc 32 is fixed with two arc plates 33, the arc plates 33 are symmetrically distributed, and the arc plates 33 can tighten the wrapping wire.

Referring to fig. 1, 2 and 3, the inner frame 11 and the sealing plate 13 are made of polyethylene materials, and the polyethylene is odorless, nontoxic, wax-like in hand feeling, excellent in low temperature resistance (the lowest use temperature can reach-70 to-100 ℃), good in chemical stability, resistant to most of acid and alkali corrosion (not resistant to acid with oxidation property), insoluble in common solvents at normal temperature, small in water absorption and excellent in electrical insulation property.

When the embodiment is used, the following steps are adopted: when the temperature and humidity sensor 12 needs to be installed in an embedded manner, the built-in frame 11 is embedded into the wall 1, the built-in frame 11 is fixed with the wall 1 through screws, then, the temperature and humidity sensor 12 is fixed in the built-in frame 11 through screws, and the shifting pin 23 is shifted, so that the shifting pin 23 drives the shifting fork block 22 to compress the spring 21 into the shifting fork groove 2, the sealing plate 13 can cover the opening position of the built-in frame 11, when the position of the shifting fork block 22 corresponds to the position of the slot 24, the shifting fork block 22 is inserted into the slot 24 through the reset effect of the spring 21, the fixation of the sealing plate 13 and the built-in frame 11 can be completed, and the net cover 14 can cover the probe position of the temperature and humidity sensor 12 for dust protection.

When the wires of the temperature and humidity sensor 12 need to be wound and stored, the wires are wound on the winding reel 3, then, the two arc plates 33 and the winding reel 3 can be fixed by mutually screwed butt joint of the threaded rod 31 and the internal threads on the winding reel 3, so that the two arc plates 33 can wrap and tighten the wound wires, and the distance between the two arc plates 33 can be used as a wire inlet and a wire outlet respectively.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (8)

1. The utility model provides a temperature and humidity sensor probe protection device, includes wall (1), its characterized in that: the wall (1) is fixedly embedded with an inner frame (11), a temperature and humidity sensor (12) is arranged in the inner frame (11), a sealing plate (13) is covered at the opening position of the inner frame (11), and a net cover (14) is fixedly embedded in the sealing plate (13).

2. The temperature and humidity sensor probe protection device according to claim 1, wherein: both sides of the sealing plate (13) are provided with a shifting fork groove (2), and a spring (21) is fixed in the shifting fork groove (2).

3. The temperature and humidity sensor probe protection device according to claim 2, wherein: a shifting fork block (22) is fixed on the spring (21), and a shifting pin (23) is fixed on the shifting fork block (22).

4. A temperature and humidity sensor probe protection device according to claim 3 wherein: the built-in frame (11) is provided with a slot (24), and the poking pin (23) is inserted into and butted with the slot (24) in a sliding way.

5. The temperature and humidity sensor probe protection device according to claim 1, wherein: a bobbin (3) is fixed in the built-in frame (11), and an internal thread is arranged on the inner wall of the bobbin (3).

6. The temperature and humidity sensor probe protection device according to claim 5, wherein: the internal thread is provided with a threaded rod (31) in a threaded manner, and a disc (32) is fixed on the threaded rod (31).

7. The temperature and humidity sensor probe protection device according to claim 6, wherein: arc plates (33) are fixed on the disc (32), and the number of the arc plates (33) is two and symmetrically distributed.

8. The temperature and humidity sensor probe protection device according to claim 1, wherein: the built-in frame (11) and the sealing plate (13) are made of polyethylene materials.