CN211904217U

CN211904217U - Temperature and humidity sensor

Info

Publication number: CN211904217U
Application number: CN202020595489.2U
Authority: CN
Inventors: 程春霖; 王强; 李�瑞; 唐飞
Original assignee: Shenzhen Maileke Sensing Technology Co ltd
Current assignee: Shenzhen Maileke Sensing Technology Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-11-10
Anticipated expiration: 2030-04-20

Abstract

The utility model belongs to the technical field of the environmental quality monitoring, more specifically say, relate to a temperature and humidity sensor. The display device comprises a shell, a circuit board, a display assembly, a support and a support frame, wherein the shell is provided with air holes, the circuit board is installed in the shell and is electrically connected with a detection assembly, the display assembly is installed on the top surface of the shell and is electrically connected with the circuit board, the support is installed on the bottom surface of the shell, the support is provided with a connecting portion and a supporting portion, the connecting portion is detachably connected with the support, and the supporting portion is far away from the support and is abutted against a fixed surface so that the shell is. Set up the support frame and make temperature and humidity sensor can the slope support on the stationary plane, and with the support frame after detaching the support, the support can be fixed with the stationary plane bonding through double faced adhesive tape etc. again, so, temperature and humidity sensor can support the installation through the support frame, can bond the installation again, during the use, can select one of them mounting means according to concrete application environment, and the mounting means is more nimble, and the product is used more conveniently.

Description

Temperature and humidity sensor

Technical Field

The utility model belongs to the technical field of the environmental quality monitoring, more specifically say, relate to a temperature and humidity sensor.

Background

The temperature and humidity sensor is a sensor widely used in daily life, the temperature and humidity of the environment are measured by the temperature and humidity sensor through a detection device inside the sensor and are converted into electric signals or output in other forms according to a certain rule, and a user can directly read temperature and humidity information of the environment from a display assembly of the sensor, so that the temperature and humidity of the environment are obtained.

Generally, temperature and humidity sensor often installs at the wall or puts on the desktop, but current temperature and humidity sensor, the mounting means is comparatively single, adopts screw etc. to install it in the stationary plane usually, and shell selectivity is little, is difficult to adapt to actual installation demand.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide a temperature and humidity sensor to solve the single technical problem of temperature and humidity sensor mounting means among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: a temperature and humidity sensor comprising:

a shell body provided with air holes;

the circuit board is arranged in the shell and is electrically connected with the detection assembly;

the display assembly is arranged on the top surface of the shell and is electrically connected with the circuit board;

the bracket is arranged on the bottom surface of the shell;

the support frame is provided with a connecting part and a supporting part which are oppositely arranged, the connecting part is detachably connected with the support, and the supporting part is far away from the support and is abutted against the fixed surface so that the shell is obliquely supported on the fixed surface.

Furthermore, the casing includes preceding shell and backshell that the buckle is connected, the display module install in the top of preceding shell, the support mounting in the bottom of backshell, seted up on the support with connecting hole of connecting portion looks adaptation, the backshell corresponds the position department of connecting hole is concave to be equipped with the constant head tank, connecting portion wear out and extend from the connecting hole and insert in the constant head tank.

Furthermore, the included angle between the connecting part and the supporting part is an obtuse angle, and the connecting part is vertically inserted into the connecting hole.

Further, the connecting portion with the contained angle between the supporting part is 145 degrees, the perpendicular fixed surface of supporting part, just the supporting part with the contained angle between the support is 45 degrees.

Furthermore, the support frame is provided with a reinforcing rib extending from the connecting part to the supporting part, and the hole wall of the connecting hole and the groove wall of the positioning groove are respectively concavely provided with an avoidance notch for avoiding the reinforcing rib.

Further, the supporting part is a diameter-changing part, and the width of the supporting part is gradually increased from top to bottom.

Further, the support frame still includes the arc hunch portion, connecting portion pass through the arc hunch portion with the supporting part links to each other.

Further, the display module includes display screen, display screen mounting bracket and sets up the upper cover of window, the top of preceding shell is opened and is set up, the display screen mounting bracket lock joint in the preceding shell, the display screen support has the adaptation holding the display screen just right the inlay groove on preceding shell top, the display screen inlay adorn in inlay the inslot and with circuit board electric connection, the upper cover lid is located preceding shell top just the window is just right the display screen.

Furthermore, the inner periphery of the embedding groove is a polygonal inner edge, and the outer periphery of the display screen is a polygonal outer edge matched with the polygonal inner edge in shape.

Furthermore, the display module still includes electrically conductive silica gel strip, the circuit board install in the backshell and with the display screen mounting bracket passes through screw lock solid connection, the tank bottom of inlay groove has seted up the through-going hole, the one end of electrically conductive silica gel strip with the circuit board links to each other, the other end of electrically conductive silica gel strip is followed the through-going hole stretches out and with the display screen offsets.

The utility model provides an above-mentioned one or more technical scheme among the temperature and humidity sensor have one of following technological effect at least: can dismantle with the support through setting up the support frame and be connected, make the utility model discloses a temperature and humidity sensor can support on the stationary plane through the support frame slope, with the support frame after detaching the support, the support can be fixed with the stationary plane bonding through double faced adhesive tape etc. again, so, the utility model discloses a temperature and humidity sensor can support the installation through the support frame, can bond the installation again, during the use, can select one of them mounting means according to concrete application environment, provides nimble mounting means for the user, facilitates for the use of product.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a temperature and humidity sensor according to an embodiment of the present invention;

FIG. 2 is an exploded view of the temperature and humidity sensor shown in FIG. 1;

FIG. 3 is a cross-sectional view of the temperature and humidity sensor shown in FIG. 1 supported by a support bracket;

FIG. 4 is a cross-sectional view of the temperature and humidity sensor shown in FIG. 1 bonded using 3M glue;

fig. 5 is a schematic structural view of a support frame of the temperature and humidity sensor shown in fig. 1;

fig. 6 is a schematic structural view of a display screen mounting bracket of the display module of the temperature and humidity sensor shown in fig. 1.

Wherein, in the figures, the respective reference numerals:

10-shell 11-air vent 12-front shell

13-rear shell 20-circuit board 21-detection assembly

22-battery compartment 23-battery 30-display assembly

31-display screen 32-display screen mounting rack 33-upper cover

34-conductive silica gel strip 35-panel 40-support

41-connecting hole 411-avoiding notch 50-supporting frame

51-connecting part 52-supporting part 53-reinforcing rib

54-arc arch part 60-3M glue 100-fixed surface

131-positioning groove 321-embedding groove 322-through hole

323-polygonal inner edge 411-relief notch.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, it is right to combine figure 1 ~ 6 and embodiment below the utility model discloses further detailed description proceeds. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be 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 be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

As shown in fig. 1-6, an embodiment of the present invention provides a temperature and humidity sensor, which includes a housing 10, a circuit board 20, a bracket 40 and a supporting frame 50. Specifically, as shown in fig. 1 to 3, the circuit board 20 is installed in the casing 10, the circuit board 20 is electrically connected with a detection component, the detection component can be welded on the circuit board 20, the casing 10 is an injection molded part and is roughly shaped like a cake, each corner of the outer wall is in arc transition, and the whole casing 10 is round and beautiful; further, as shown in fig. 1, a ventilation hole 11 is formed in the casing 10, and the ventilation hole 11 is used for allowing external air to enter the casing 10 and to contact with the detection assembly, so as to ensure that the detection assembly (not shown) can detect the temperature and humidity of the external environment accordingly. As shown in fig. 2 and 3, the display module 30 is installed on the top surface of the housing 10 and electrically connected to the circuit board 20, the display module 30 is used for displaying specific values of the temperature and the humidity after the detection module detects the temperature and the humidity of the environment, and the user can know the temperature and the humidity by reading the values through the display module 30. As shown in fig. 1 and 3, the bracket 40 is generally disc-shaped, the bottom surface of the bracket 40 is a plane, the bracket 40 is detachably mounted at the bottom end of the casing 10, and after the bracket 40 is mounted on the casing 10, the bottom surface of the bracket 40 is flush with the top surface of the casing 10, so that the casing 10 and the bracket 40 are more compactly connected, and the whole appearance is more attractive. As shown in fig. 1 and 3, the supporting frame 50 is an injection molded part and has a connecting portion 51 and a supporting portion 52 that are oppositely disposed, the connecting portion 51 is detachably connected to the bracket 40, and the supporting portion 52 is away from the bracket 40 and abuts against the fixing surface 100 so that the housing 10 is obliquely supported on the fixing surface 100, and particularly, when the temperature and humidity sensor of the present embodiment is placed on a horizontal fixing surface 100 such as a desktop, the housing 10 can be supported and fixed by the supporting frame 50.

The utility model discloses temperature and humidity sensor can dismantle with support 40 through setting up support frame 50 and be connected, makes the utility model discloses a temperature and humidity sensor can pass through support frame 50 bearing diagonal on stationary plane 100, as shown in fig. 3, after detaching support frame 50 from support 40, support 40 can bond fixedly with stationary plane 100 through double faced adhesive tape etc. again, as shown in fig. 4, so, the utility model discloses a temperature and humidity sensor can support the installation through support frame 50, can bond the installation again, during the use, can select one of them mounting means according to concrete application environment, provides nimble mounting means for the user, facilitates for the use of product.

It is understood that, in the present embodiment, as shown in fig. 3 and 4, the fixing surface 100 may be, but not limited to, a table top, a wall surface, or the like. Particularly, when the temperature and humidity sensor of the present embodiment is placed on a table surface, it is preferably supported by the supporting frame 50 so as to move its placement position at any time according to the use requirement, and when the temperature and humidity sensor of the present embodiment needs to be fixedly mounted on the wall surface, it is fixed by using a double-sided adhesive tape such as a 3M adhesive tape 60, and when it is fixed by using the double-sided adhesive tape, the double-sided adhesive tape covers the bottom surface of the supporting frame 40, so as to prevent dust and the like from entering the casing 10.

In another embodiment of the present invention, as shown in fig. 1, fig. 2 and fig. 3, the housing 10 includes a front shell 12 and a rear shell 13 connected by a buckle, i.e. the front shell 12 and the rear shell 13 are connected together by a buckle, the front shell 12 and the rear shell 13 are fixed by a buckle, the assembly is simple, the screw cost can be saved, and the time consumed by screwing the screw can be saved.

Further, as shown in fig. 2 and 3, the display module 30 is mounted at the top end of the front housing 12 for the user to observe, the bracket 40 is mounted at the bottom end of the rear housing 13, the bracket 40 is provided with a connecting hole 41 adapted to the connecting portion 51, the rear housing 13 is concavely provided with a positioning groove 131 at a position corresponding to the connecting hole 41, and the connecting portion 51 penetrates through the connecting hole 41 and extends into the positioning groove 131. When the supporting frame 50 is connected, one end of the connecting part 51 penetrates through the connecting hole 41, after the connecting part penetrates through the connecting hole, the supporting frame 50 is continuously pushed, and the connecting part 51 is inserted into the positioning groove 131, so that the connecting structure of the supporting frame 50 and the support 40 is very simple, and the mounting and dismounting are convenient.

In another embodiment of the present invention, as shown in fig. 1 and 3, the included angle between the connecting portion 51 and the supporting portion 52 is an obtuse angle, and the connecting portion 51 is vertically inserted into the connecting hole 41. When the supporting frame 50 is connected to the bracket 40, the supporting portion 52, the bracket 40 and the fixing surface 100 form a triangle structure, as shown in fig. 3, so that the housing 10 can be stably supported on the fixing surface 100.

Preferably, as shown in fig. 3, an included angle α between the connecting portion 51 and the supporting portion 52 is 145 °, the supporting portion 52 is perpendicular to the fixing surface 100, and an included angle β between the supporting portion 52 and the bracket 40 is 45 °, at this time, the housing 10 and the fixing surface 100 form an included angle of 45 °, and the inclination angle is moderate, so that the user can observe and read more conveniently.

In another embodiment of the present invention, as shown in fig. 2, fig. 3 and fig. 5, the support frame 50 is provided with a reinforcing rib 53 extending from the connecting portion 51 to the supporting portion 52, the hole wall of the connecting hole 41 and the groove wall of the positioning groove 131 are respectively provided with an avoiding notch 411 for avoiding the reinforcing rib 53, the reinforcing rib 53 is provided to increase the overall supporting strength of the support frame 50, and the bending under the external force action is avoided, so as to improve the supporting stability of the temperature and humidity sensor of the present embodiment.

In another embodiment of the present invention, as shown in fig. 5, the supporting portion 52 is a variable diameter portion, and the width of the supporting portion 52 gradually increases from top to bottom, so the abutting area of the supporting portion 52 and the fixing surface 100 is larger, the abutting friction force is larger, and the supporting stability is higher.

In another embodiment of the present invention, as shown in fig. 5, the supporting frame 50 further includes an arc-shaped arch portion 54, the connecting portion 51 is connected to the supporting portion 52 through the arc-shaped arch portion 54, the connecting portion 51 and the supporting portion 52 are in arc transition, and no sharp corner is formed at the corner.

In another embodiment of the present invention, as shown in fig. 2, fig. 3 and fig. 6, the display assembly 30 includes a display screen 31, a display screen mounting frame 32 and an upper cover 33 with a window, specifically, in this embodiment, the display screen 31 is a code-breaking liquid crystal display screen 31, and the temperature and humidity values are displayed in numbers for easy reading. Further, the top of preceding shell 12 opens the setting, display screen mounting bracket 32 lock joint is in preceding shell 12, display screen 31 support 40 has adaptation holding display screen 31 and just to the embedded groove 321 on preceding shell 12 top, display screen 31 inlays the dress in embedded groove 321 and with circuit board 20 electric connection, upper cover 33 lid is located preceding shell 12 top and the window just faces display screen 31, set up preceding shell 12 of upper cover 33 closing cap in order to protect display screen 31, set up the window on upper cover 33 simultaneously, the user can read display screen 31 reading through the window.

Further, in this embodiment, as shown in fig. 2, the display module 30 further includes a panel 35 disposed between the display screen 31 and the upper cover 33, the panel 35 is connected to the front case 12 in a snap-fit manner, and the panel 35 is disposed to further protect the display screen 31. The bottom surface of the circuit board 20 is also provided with a battery compartment 22, and a battery 23 for supplying power to the circuit board 20 is mounted in the battery compartment 22.

In another embodiment of the present invention, as shown in fig. 3, 4 and 6, the inner periphery of the embedded groove 321 is a polygon inner edge 323, the outer periphery of the display screen 31 is a polygon outer edge adapted to the polygon inner edge 323, and the polygon inner periphery and the polygon outer periphery stop each other, so as to avoid the display screen 31 from rotating after being installed in the embedded groove 321, and improve the embedded stability of the display screen 31.

In another embodiment of the present invention, as shown in fig. 2, fig. 4 and fig. 6, the display module 30 further includes a conductive silicone strip 34, the circuit board 20 is installed in the rear housing 13 and connected to the display screen mounting frame 32 through a screw lock, the bottom of the embedded groove 321 is provided with a through hole 322, one end of the conductive silicone strip 34 is connected to the circuit board 20, and the other end of the conductive silicone strip 34 extends out of the through hole 322 and abuts against the display screen 31. So, circuit board 20 passes through the screw and is in the same place with display screen mounting bracket 32 locking, and electrically conductive silica gel strip 34 compresses tightly between display screen 31 and circuit board 20, and electrically conductive silica gel strip 34 is connected more reliable and more stable, provides the guarantee for display screen 31's stable power supply.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A temperature and humidity sensor, comprising:

a shell body provided with air holes;

the bracket is arranged on the bottom surface of the shell;

2. The temperature-humidity sensor according to claim 1, characterized in that: the display assembly is arranged at the top end of the front shell, the support is arranged at the bottom end of the rear shell, a connecting hole matched with the connecting part is formed in the support, a positioning groove is concavely formed in the position, corresponding to the connecting hole, of the rear shell, and the connecting part penetrates out of the connecting hole and extends into the positioning groove.

3. The temperature and humidity sensor according to claim 2, wherein: the connecting part is vertically inserted in the connecting hole, and an included angle between the connecting part and the supporting part is an obtuse angle.

4. The temperature-humidity sensor according to claim 3, characterized in that: the connecting portion with contained angle between the supporting part is 145, the perpendicular stationary plane of supporting part, just the supporting part with contained angle between the support is 45.

5. The temperature and humidity sensor according to claim 2, wherein: the support frame is provided with a reinforcing rib extending from the connecting part to the supporting part, and the hole wall of the connecting hole and the groove wall of the positioning groove are respectively concavely provided with an avoidance notch for avoiding the reinforcing rib.

6. The temperature and humidity sensor according to claim 2, wherein: the supporting part is a diameter-changing part, and the width of the supporting part is gradually increased from top to bottom.

7. The temperature and humidity sensor according to claim 2, wherein: the support frame still includes arc hunch portion, connecting portion pass through arc hunch portion with the supporting part links to each other.

8. The temperature-humidity sensor according to any one of claims 2 to 7, characterized in that: the display assembly comprises a display screen, a display screen mounting frame and an upper cover provided with a window, the top end of the front shell is opened, the display screen mounting frame is buckled in the front shell, the display screen support is provided with an adaptive holding part, the display screen is just right opposite to the embedded groove in the top end of the front shell, the display screen is embedded in the embedded groove and is electrically connected with the circuit board, and the upper cover is arranged at the top end of the front shell and is just right opposite to the window.

9. The temperature-humidity sensor according to claim 8, characterized in that: the inner periphery of the embedding groove is a polygonal inner edge, and the outer periphery of the display screen is a polygonal outer edge matched with the polygonal inner edge in shape.

10. The temperature-humidity sensor according to claim 8, characterized in that: the display assembly further comprises a conductive silica gel strip, the circuit board is installed in the rear shell and connected with the display screen mounting frame through screw locking, a through hole is formed in the bottom of the embedded groove, one end of the conductive silica gel strip is connected with the circuit board, and the other end of the conductive silica gel strip extends out of the through hole and abuts against the display screen.