Protective shell of sensor

Abstract

The utility model discloses a protective shell of a sensor, which belongs to the technical field of sensors, and is characterized in that the bottom of a lower cylinder is fixedly connected with a bottom plate, the bottom of an upper cover is provided with a locking boss, a locking fan comprises a vertical part and a horizontal part, and the top of the lower cylinder is provided with a plurality of groups of insertion blocks at intervals; a locking cavity matched with the horizontal part is formed in the inserting block, multiple sets of telescopic cavities are formed in the inner wall of the lower barrel body, and the locking block is used for locking the vertical part and the side face of the inserting block; a detection pipe is arranged at the top of the upper cover; a valve is mounted on the detection pipe; a plurality of groups of rotating plates for controlling the opening and closing of the detection cavity are rotationally arranged on the base; the rotating rings are movably connected with the rotating plates through swinging arms. The upper cover can be quickly positioned through the locking fan and the locking cavity, and after the horizontal part is inserted into the locking cavity, the locking block pops out of the telescopic cavity and locks the vertical part and the insertion block. When detection is needed, the handle is rotated clockwise, and the rotating ring drives the rotating plate to rotate through the swing arm and opens the detection tube.

Description

Technical Field

[0001] The utility model relates to the technical field of sensors, and specifically relates to a protective housing for a sensor. Background Art

[0002] A sensor is a detection device that can sense the information to be measured and transform the sensed information into an electrical signal or other required forms of information output according to certain rules to meet the requirements of information transmission, processing, storage, display, recording, and control. The existence and development of sensors endow objects with senses such as touch, taste, and smell, making objects come alive. Sensors are the extension of human five senses. Sensors have the characteristics of miniaturization, digitization, intelligence, multi-functionality, systematization, networking, etc. It is the primary link to realize automatic detection and automatic control.

[0003] Application No.: CN202321963736.X discloses a protective housing for a flame sensor, including a base. A clamping block is fixedly connected to the top of the base. An outer shell is sleeved outside the clamping block. A fixed shell is fixedly connected to the top of the outer shell. A fixed threaded rod is rotatably connected inside the fixed shell. One end of the fixed threaded rod located inside the fixed shell is threadedly connected to a wedge-shaped block. A circuit board is fixedly connected to the top of the base. An ultraviolet flame sensor is fixedly connected to the top of the circuit board. A fixing plate is fixedly connected to the outside of the ultraviolet flame sensor. An adjusting threaded rod is threadedly connected inside the fixing plate. A condenser cup is rotatably connected to the top of the adjusting threaded rod. For this protective housing of the flame sensor, by rotating the fixed threaded rod to cancel the clamping state between the wedge-shaped block and the clamping block, the outer shell can be removed, facilitating the maintenance or replacement of the ultraviolet flame sensor, and having the advantage of being easy to maintain.

[0004] The installation process of the protective housing of the sensor in the above comparative document is cumbersome, the locking effect is average, and there is a lack of a quick locking structure. Therefore, a protective housing for a sensor is designed here to solve the above problems. Utility Model Content

[0005] The purpose of the present utility model is to provide a protective housing for a sensor in order to solve the problems such as the cumbersome installation process, average locking effect, and lack of a quick locking structure of the traditional protective housing of the sensor.

[0006] To achieve the above object, the technical solution of the utility model is: a protective housing for a sensor, including a lower cylinder body, a bottom plate is fixedly connected to the bottom of the lower cylinder body, an upper cover is movably installed on the top of the lower cylinder body, a locking boss is arranged at the bottom of the upper cover, a plurality of locking fans are fixedly connected below the locking boss, the locking fan includes two parts, a vertical part and a horizontal part, a plurality of insertion blocks are arranged at intervals on the top of the lower cylinder body, a locking cavity for cooperating with the horizontal part is opened inside the insertion block, a plurality of telescopic cavities are opened on the inner wall of the lower cylinder body, the telescopic cavity is located between adjacent insertion blocks, a locking block is movably arranged in the telescopic cavity, the locking block is connected to the telescopic cavity through a return spring, and the locking block is used for locking the vertical part and the side surface of the insertion block; a detection tube is arranged on the top of the upper cover, and a valve is installed on the detection tube; the valve includes a base and a mounting plate, detection cavities for cooperating with the detection tube are opened in the middle of the base and the mounting plate, a plurality of rotating plates for controlling the opening and closing of the detection cavity are rotatably arranged on the base, and a rotating ring is also rotatably arranged on the base, and the rotating ring is movably connected to the rotating plate through a swing arm.

[0007] As a further scheme of the utility model: a plurality of mounting columns are also arranged on the base, the mounting plate is installed on the top of the mounting column, a plurality of rotating grooves for cooperating with the mounting column are also opened on the rotating ring, and a plurality of handles are also arranged on the side surface of the rotating ring.

[0008] As a further scheme of the utility model: a plurality of bolts are threadedly connected to the bottom plate.

[0009] As a further scheme of the utility model: a sensor is installed inside the lower cylinder body.

[0010] As a further scheme of the utility model: a plurality of heat dissipation holes are opened on the outer wall of the upper cover.

[0011] The utility model provides a protective housing for a sensor through improvement. Compared with the prior art, it has the following improvements and advantages:

[0012] The utility model can quickly position and lock the upper cover through the cooperation of the locking fan and the locking cavity. When in use, first place the locking fan between the insertion blocks. At this time, the locking fan will squeeze the locking block and make it retract into the telescopic cavity. Then rotate the upper cover. When the horizontal part is inserted into the locking cavity, the locking block pops out of the telescopic cavity and locks the vertical part and the side surface of the insertion block again. When detection is required, turn the handle clockwise. At this time, the rotating ring drives the rotating plate to rotate through the swing arm and opens the detection tube. The structure is simple and easy to maintain, which further improves the practicability and stability of the protective housing of the sensor. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present utility model will be further explained below in conjunction with the accompanying drawings and embodiments:

[0014] Figure 1 is a three-dimensional structure diagram of the present utility model;

[0015] Figure 2 is a three-dimensional structure diagram of the lower cylinder body of the present utility model;

[0016] Figure 3 is a sectional view of the lower cylinder body of the present utility model;

[0017] Figure 4 is a three-dimensional structure diagram of the upper cover of the present utility model;

[0018] Figure 5 is the three-dimensional structure of the valve in the present utility model Figure 1 ;

[0019] Figure 6 is the three-dimensional structure of the valve in the present utility model Figure 2 .

[0020] Explanation of reference numerals in the drawings:

[0021] 1. Lower cylinder body; 2. Upper cover; 3. Bottom plate; 4. Bolt; 5. Sensor; 6. Insert block; 7. Locking cavity; 8. Telescopic cavity; 9. Return spring; 10. Locking block; 11. Locking boss; 12. Locking fan; 13. Vertical part; 14. Horizontal part; 15. Heat dissipation holes; 16. Detection tube; 17. Valve; 18. Base; 19. Mounting plate; 20. Detection cavity; 21. Rotating plate; 22. Mounting column; 23. Rotating ring; 24. Rotating groove; 25. Swing arm; 26. Handle. Specific embodiments

[0022] The following will be combined with the attached Figures 1 to 6 The present utility model will be described in detail below. The technical solutions in the embodiments of the present utility model are clearly and completely described. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0023] The present utility model provides a protective housing for a sensor through improvement, as Figures 1 - 6As shown in the figure, a protective housing for a sensor includes a lower cylinder body 1. A bottom plate 3 is fixedly connected to the bottom of the lower cylinder body 1. An upper cover 2 is movably installed at the top of the lower cylinder body 1. A locking boss 11 is provided at the bottom of the upper cover 2. A plurality of locking fans 12 are fixedly connected below the locking boss 11. The locking fan 12 includes two parts, a vertical part 13 and a horizontal part 14. A plurality of insertion blocks 6 are arranged at intervals at the top of the lower cylinder body 1. A locking cavity 7 that cooperates with the horizontal part 14 is opened inside the insertion block 6. A plurality of telescopic cavities 8 are opened on the inner wall of the lower cylinder body 1. The telescopic cavities 8 are located between adjacent insertion blocks 6. A locking block 10 is movably arranged in the telescopic cavity 8. The locking block 10 is connected to the telescopic cavity 8 through a return spring 9. The locking block 10 is used to lock the vertical part 13 and the side surface of the insertion block 6. A detection tube 16 is provided at the top of the upper cover 2. A valve 17 is installed on the detection tube 16. The valve 17 includes a base 18 and a mounting plate 19. Detection cavities 20 that cooperate with the detection tube 16 are opened in the middle of both the base 18 and the mounting plate 19. A plurality of rotating plates 21 for controlling the opening and closing of the detection cavity 20 are rotatably arranged on the base 18. A rotating ring 23 is also rotatably arranged on the base 18. The rotating ring 23 is movably connected to the rotating plate 21 through a swing arm 25.

[0024] The utility model can quickly position and lock the upper cover 2 through the cooperation of the locking fan 12 and the locking cavity 7. When in use, first place the locking fan 12 between the insertion blocks 6. At this time, the locking fan 12 will squeeze the locking block 10 and make it retract into the telescopic cavity 8. Then rotate the upper cover 2. When the horizontal part 14 is inserted into the locking cavity 7, the locking block 10 pops out of the telescopic cavity 8 and locks the vertical part 13 and the side surface of the insertion block 6 again. When detection is required, rotate the handle 26 clockwise. At this time, the rotating ring 23 drives the rotating plate 21 to rotate through the swing arm 25 and opens the detection tube 16. This structure is simple and easy to maintain, which further improves the practicability and stability of the protective housing of the sensor.

[0025] Refer to the attached Figure 5 - attached Figure 6 , a plurality of mounting posts 22 are also provided on the base 18. The mounting plate 19 is installed on the top of the mounting posts 22. A plurality of rotating grooves 24 that cooperate with the mounting posts 22 are opened on the rotating ring 23. A plurality of handles 26 are also provided on the side surface of the rotating ring 23.

[0026] In this embodiment: In order to control the opening and closing of the detection tube 16 by rotating the handle 26, a handle 26 is also provided on the side surface of the rotating ring 23. When the handle 26 is rotated clockwise, at this time, the rotating ring 23 drives the rotating plate 21 to rotate through the swing arm 25 and opens the detection cavity 20.

[0027] Refer to the attached Figure 1 , a plurality of bolts 4 are threadedly connected to the bottom plate 3.

[0028] In this embodiment: In order to fix the device to the required position, a plurality of groups of bolts 4 are threadedly connected to the bottom plate 3.

[0029] Refer to the appendix Figure 3 - appendix Figure 4 , a sensor 5 is installed in the lower cylinder body 1, and a plurality of groups of heat dissipation holes 15 are formed in the outer wall of the upper cover 2.

[0030] In this embodiment: In order to further improve air fluidity and heat dissipation capacity, a plurality of groups of heat dissipation holes 15 are formed in the outer wall of the upper cover 2.

[0031] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A protective housing for a sensor, characterized in that: The invention comprises a lower cylinder (1), the bottom of which is fixedly connected to a bottom plate (3), the top of which is movably mounted with an upper cover (2), the bottom of which is provided with a locking boss (11), a plurality of locking fans (12) being fixedly connected below the locking boss (11), the locking fans (12) comprising a vertical portion (13) and a horizontal portion (14), a plurality of plug blocks (6) being arranged at intervals on the top of the lower cylinder (1), a locking cavity (7) cooperating with the horizontal portion (14) being provided inside the plug blocks (6), a plurality of telescopic cavities (8) being provided on the inner wall of the lower cylinder (1), the telescopic cavities (8) being located between adjacent plug blocks (6), a locking block (10) being movably provided inside the telescopic cavity (8), the locking block (10) being arranged 10) is connected to the telescopic cavity (8) through a return spring (9), and the locking block (10) is used to lock the side of the vertical portion (13) and the plug block (6); a detection tube (16) is arranged on the top of the upper cover (2), and a valve (17) is installed on the detection tube (16); the valve (17) includes a base (18) and a mounting plate (19), and a detection cavity (20) cooperating with the detection tube (16) is opened in the middle of the base (18) and the mounting plate (19), and a plurality of rotating plates (21) for controlling the opening and closing of the detection cavity (20) are rotatably arranged on the base (18), and a rotating ring (23) is also rotatably arranged on the base (18), and the rotating ring (23) is movably connected to the rotating plate (21) through a swing arm (25).

2. The protective housing of a sensor according to claim 1, characterized in that: The base (18) is also provided with a plurality of mounting columns (22), the mounting plate (19) is mounted on the top of the mounting columns (22), the rotating ring (23) is also provided with a plurality of rotating grooves (24) that cooperate with the mounting columns (22), and the side of the rotating ring (23) is also provided with a plurality of handles (26).

3. The protective housing of a sensor according to claim 1, characterized in that: The bottom plate (3) is threadedly connected with a plurality of groups of bolts (4).

4. The protective housing of a sensor according to claim 1, characterized in that: A sensor (5) is installed in the lower cylinder (1).

5. The protective housing of a sensor according to claim 1, characterized in that: A plurality of heat dissipation holes (15) are provided on the outer wall of the upper cover (2).

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