Infrared thermoelectric sensor convenient to adjust

Abstract

The utility model provides an infrared thermoelectric sensor convenient to adjust, which relates to the technical field of infrared thermoelectric sensors and comprises a mounting plate and a connecting frame. According to the device, the fixing rod is arranged, the fixing rod is pulled upwards to drive the inserting rod to slide upwards in the connecting plate, the inserting rod can drive the fixing ring to extrude the spring towards the position where the connecting plate is located in the upward sliding process, the inserting rod can be far away from the limiting round hole after being extruded by a certain distance, and then the rotating shaft is rotated after the inserting rod is far away from the limiting round hole; the rotating shaft rotates in the connecting frame, the rotating shaft drives the sensor body to rotate in the rotating process, the fixing rod is loosened after the sensor body rotates by a proper angle, and then the insertion rod is bounced into the other limiting round hole under the rebound acting force of the spring, so that the sensor body is fixed. According to the structure, the elevation angle of the sensor body can be quickly adjusted, so that the situation that the sensor body can only be used at one position is effectively avoided, and the use flexibility of the sensor body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of infrared thermoelectric sensors, in particular to an infrared thermoelectric sensor which is easy to adjust. Background Art

[0002] An infrared thermoelectric sensor is a device for detecting infrared radiation, which converts infrared radiation into electrical signals, thereby realizing the detection and measurement of thermal energy. This sensor is generally used to measure the surface temperature of a target object and is widely used in various applications, including temperature monitoring, infrared imaging, human body detection, etc. Publication No. CN213397391U discloses an infrared sensor, including an infrared sensor body, a pin and a protective mechanism, the pin is installed at the bottom of the infrared sensor body, and the protective mechanism is arranged outside the infrared sensor body; the protective mechanism includes a first arc-shaped protective shell and a second arc-shaped protective shell, the first arc-shaped protective shell is installed on the rear end face of the infrared sensor body, the second arc-shaped protective shell is installed on the front end face of the infrared sensor body, the first arc-shaped protective shell and the second arc-shaped protective shell are both installed with a pulling handle, the rear end face of the second arc-shaped protective shell is installed with a pressing plate, the second arc-shaped protective shell is provided with a guide groove, the guide groove is provided with a guide block, the rear end face of the guide block is provided with a pulling column, the pulling column passes through the pressing plate and is connected to the first arc-shaped protective shell, and the annular side of the pulling column is provided with a reset spring. The utility model has a reasonable structure, is easy to be assembled and installed, has good protection effect, good use effect, and strong practicality. However, the sensor is not provided with an elevation adjustment mechanism, which results in low flexibility of the sensor during use and can only be used in one position, thereby reducing the use effect of the sensor. The sensor still has shortcomings and needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: an infrared thermoelectric sensor that is easy to adjust, including a mounting plate and a connecting frame, a rotating shaft is installed inside the connecting frame, a sensor body is fixedly installed on one end of the rotating shaft, and limited circular holes are evenly provided on the outer wall of the end of the rotating shaft away from the sensor body, a connecting plate is fixedly installed on the outer side of the top of the connecting frame, a plug rod is slidably connected inside the connecting plate, a fixing ring is fixedly installed on the outer wall of the plug rod, a fixing rod is fixedly installed on the top of the plug rod, and a spring is sleeved on the outer wall of the plug rod.

[0005] Preferably, the insertion rod is slidably connected to the limiting circular hole. Here, the limiting effect of the rotating shaft is improved by the sliding connection.

[0006] Preferably, the surface of the mounting plate is symmetrically penetrated with mounting holes, and the rotating shaft and the connecting frame are connected through bearings. Here, four sets of mounting holes facilitate fixing the mounting plate at a specified position, and the connection through bearings improves the rotation effect of the rotating shaft.

[0007] Preferably, the top end of the spring is fixedly connected to the connecting plate, and the bottom end of the spring is fixedly connected to the fixing ring. Here, the stability of the spring during use is improved by the fixed connection.

[0008] Preferably, a shaft rod 1 is installed inside the top of the mounting plate, a worm wheel is fixedly installed on the outer wall of the shaft rod 1, a shaft rod 2 is installed inside one side of the mounting plate, a worm is fixedly installed on one end of the shaft rod 2, and a knob is fixedly installed on the end of the shaft rod 2 away from the worm. Here, by turning the knob, the shaft rod 2 is driven to rotate inside the mounting plate, and the shaft rod 2 will drive the worm to rotate during the rotation process, and the worm will drive the worm wheel to rotate during the rotation process, and the worm wheel will drive the shaft rod 1 to rotate inside the mounting plate during the rotation process, and the shaft rod 1 will drive the connecting frame and the sensor body to rotate during the rotation process, thereby improving the rotation adjustment effect of the sensor body and effectively avoiding the difficulty of the sensor body to reach the required position or direction.

[0009] Preferably, the outer wall of the knob is evenly provided with anti-skid grooves, thereby improving the anti-skid effect when the knob is turned.

[0010] Preferably, the shaft rod 1 is fixedly connected to the connecting frame, and the worm wheel is rotationally connected to the worm. Here, the rotation effect of the shaft rod 1 is improved by the rotation connection.

[0011] Preferably, the shaft rod 1 is connected to the mounting plate via a bearing, and the shaft rod 2 is connected to the mounting plate via a bearing. Here, the connection via the bearing improves the rotation effect of the shaft rod 1 and the shaft rod 2.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are:

[0013] 1. In the utility model, a rotating shaft, a limiting circular hole, a connecting plate, a plug rod, a fixing ring, a fixing rod and a spring are provided. The fixing rod is pulled upward to drive the plug rod to slide upward inside the connecting plate. In the process of sliding upward, the plug rod will drive the fixing ring to squeeze the spring toward the location of the connecting plate. After squeezing a certain distance, the plug rod will move away from the limiting circular hole. After moving away, the rotating shaft is rotated to rotate inside the connecting frame. In the process of rotation, the rotating shaft will drive the sensor body to rotate. After rotating to a suitable angle, the fixing rod is released, and then the rebound force of the spring will bounce the plug rod into another limiting circular hole, thereby fixing the sensor body. This structure can quickly adjust the elevation angle of the sensor body, thereby effectively avoiding the sensor body from being used only in one position, thereby improving the flexibility of the sensor body.

[0014] 2. In the utility model, shaft rod 1, worm wheel, shaft rod 2, worm and knob are provided, and shaft rod 2 is driven to rotate inside the mounting plate by rotating the knob. In the process of rotation, shaft rod 2 drives the worm to rotate, and in the process of rotation, the worm drives the worm wheel to rotate, and in the process of rotation, the worm wheel drives shaft rod 1 to rotate inside the mounting plate, and in the process of rotation, shaft rod 1 drives the connecting frame and the sensor body to rotate, thereby improving the rotation adjustment effect of the sensor body and effectively avoiding the difficulty of the sensor body to reach the desired position or direction. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model provides a schematic diagram of the overall structure of an infrared thermoelectric sensor that is easy to adjust;

[0016] Figure 2 A side view of an infrared thermoelectric sensor that is easy to adjust is provided for the utility model;

[0017] Figure 3 The utility model proposes an infrared thermoelectric sensor which is easy to adjust Figure 2 Enlarged view of point A in the middle;

[0018] Figure 4 The utility model provides a cross-sectional view of an infrared thermoelectric sensor which is easy to adjust.

[0019] Legend:

[0020] 1. Mounting plate; 2. Connecting frame; 3. Rotating shaft; 4. Sensor body; 5. Limiting circular hole; 6. Connecting plate; 7. Insert rod; 8. Fixing ring; 9. Fixing rod; 10. Spring; 11. Shaft rod 1; 12. Worm gear; 13. Shaft rod 2; 14. Worm; 15. Knob; 16. Anti-skid groove; 17. Mounting hole. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] Embodiment 1

[0024] See also Figure 1-3 The utility model provides a technical solution: an infrared thermoelectric sensor that is easy to adjust, including a mounting plate 1 and a connecting frame 2, a rotating shaft 3 is installed inside the connecting frame 2, a sensor body 4 is fixedly installed at one end of the rotating shaft 3, and limited circular holes 5 are evenly provided on the outer wall of one end of the rotating shaft 3 away from the sensor body 4, a connecting plate 6 is fixedly installed on the outer side of the top of the connecting frame 2, a plug rod 7 is slidably connected inside the connecting plate 6, a fixing ring 8 is fixedly installed on the outer wall of the plug rod 7, a fixing rod 9 is fixedly installed on the top of the plug rod 7, and a spring 10 is sleeved on the outer wall of the plug rod 7. By setting the rotating shaft 3, the limiting circular hole 5, the connecting plate 6, the plug rod 7, the fixing ring 8, the fixing rod 9 and the spring 10, the fixing rod 9 is pulled upward to drive the plug rod 7 to slide upward inside the connecting plate 6. During the upward sliding process, the plug rod 7 will drive the fixing ring 8 to squeeze the spring 10 toward the location of the connecting plate 6. After being squeezed for a certain distance, the plug rod 7 will move away from the limiting circular hole 5. After moving away, the rotating shaft 3 is rotated to rotate the rotating shaft 3 inside the connecting frame 2. During the rotation process, the rotating shaft 3 will drive the sensor body 4 to rotate. After rotating to a suitable angle, the fixing rod 9 is released, and then the rebound force of the spring 10 will bounce the plug rod 7 into another limiting circular hole 5, thereby fixing the sensor body 4. This structure can quickly adjust the elevation angle of the sensor body 4, thereby effectively avoiding the sensor body 4 from being used in only one position, thereby improving the flexibility of use of the sensor body 4.

[0025] See also Figure 1-3 The insertion rod 7 is slidably connected to the limiting circular hole 5, and the limiting effect of the rotating shaft 3 is improved through the sliding connection. The surface of the mounting plate 1 is symmetrically penetrated with mounting holes 17. The four groups of mounting holes 17 facilitate fixing the mounting plate 1 at a specified position. The rotating shaft 3 is connected to the connecting frame 2 through a bearing, and the rotation effect of the rotating shaft 3 is improved through the bearing connection. The top end of the spring 10 is fixedly connected to the connecting plate 6, and the bottom end of the spring 10 is fixedly connected to the fixing ring 8. The fixed connection improves the stability of the spring 10 during use.

[0026] Embodiment 2

[0027] See also Figure 4 A shaft rod 11 is installed inside the top of the mounting plate 1, a worm gear 12 is fixedly installed on the outer wall of the shaft rod 11, a shaft rod 2 13 is installed inside one side of the mounting plate 1, a worm 14 is fixedly installed on one end of the shaft rod 2 13, and a knob 15 is fixedly installed on the end of the shaft rod 2 13 away from the worm 14. By turning the knob 15, the shaft rod 2 13 is driven to rotate inside the mounting plate 1. The shaft rod 2 13 will drive the worm 14 to rotate during the rotation process, and the worm 14 will drive the worm gear 12 to rotate during the rotation process. The worm gear 12 will drive the shaft rod 11 to rotate inside the mounting plate 1 during the rotation process, and the shaft rod 11 will drive the connecting frame 2 and The sensor body 4 rotates, thereby improving the rotation adjustment effect of the sensor body 4, effectively avoiding the difficulty of the sensor body 4 to reach the desired position or direction, the outer wall of the knob 15 is evenly provided with anti-skid grooves 16, and the anti-skid effect when the knob 15 is turned is improved by the anti-skid grooves 16, the shaft rod 11 is fixedly connected to the connecting frame 2, the worm gear 12 and the worm 14 are rotationally connected, and the rotation effect of the shaft rod 11 is improved by the rotational connection, the shaft rod 11 is connected to the mounting plate 1 through a bearing, and the shaft rod 2 13 is connected to the mounting plate 1 through a bearing, and the rotation effect of the shaft rod 11 and the shaft rod 2 13 is improved by the bearing connection.

[0028] Working principle: When the elevation angle of the sensor body 4 needs to be adjusted, first pull the fixing rod 9 upwards, and drive the insertion rod 7 to slide upward inside the connecting plate 6 through the fixing rod 9. During the upward sliding process, the insertion rod 7 will drive the fixing ring 8 to squeeze the spring 10 toward the location of the connecting plate 6. After being squeezed for a certain distance, the insertion rod 7 will move away from the limiting circular hole 5. After moving away, the rotating shaft 3 is rotated to rotate inside the connecting frame 2. During the rotation process, the rotating shaft 3 will drive the sensor body 4 to rotate. After rotating to a suitable angle, release the fixing rod 9, and then the rebound force of the spring 10 will bounce the insertion rod 7 into another limiting circular hole 5, thereby fixing the sensor body 4. When the sensor body 4 needs to be rotated, the knob 15 is first turned, and the knob 15 drives the shaft rod 2 13 to rotate inside the mounting plate 1. The shaft rod 2 13 drives the worm 14 to rotate during the rotation, and the worm 14 drives the worm wheel 12 to rotate during the rotation. The worm wheel 12 drives the shaft rod 1 11 to rotate inside the mounting plate 1 during the rotation, and the shaft rod 11 drives the connecting frame 2 and the sensor body 4 to rotate during the rotation, thereby improving the rotation adjustment effect of the sensor body 4 and effectively avoiding the difficulty of the sensor body 4 to reach the desired position or direction.

[0029] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An infrared thermoelectric sensor that is easy to adjust, comprising a mounting plate (1) and a connecting frame (2), characterized in that: A rotating shaft (3) is installed inside the connecting frame (2), a sensor body (4) is fixedly installed on one end of the rotating shaft (3), and a limiting circular hole (5) is evenly provided on the outer wall of one end of the rotating shaft (3) away from the sensor body (4). A connecting plate (6) is fixedly installed on the outer side of the top of the connecting frame (2), and a plug rod (7) is slidably connected inside the connecting plate (6). A fixing ring (8) is fixedly installed on the outer wall of the plug rod (7), a fixing rod (9) is fixedly installed on the top of the plug rod (7), and a spring (10) is sleeved on the outer wall of the plug rod (7).

2. The infrared thermoelectric sensor according to claim 1, characterized in that: The inserting rod (7) is slidably connected to the limiting circular hole (5).

3. The infrared thermoelectric sensor according to claim 1, characterized in that: The surface of the mounting plate (1) is symmetrically provided with mounting holes (17), and the rotating shaft (3) and the connecting frame (2) are connected via a bearing.

4. The infrared thermoelectric sensor according to claim 1, characterized in that: The top end of the spring (10) is fixedly connected to the connecting plate (6), and the bottom end of the spring (10) is fixedly connected to the fixing ring (8).

5. The infrared thermoelectric sensor that is easy to adjust according to claim 1 is characterized in that: A shaft rod 1 (11) is installed inside the top end of the mounting plate (1), a worm gear (12) is fixedly installed on the outer wall of the shaft rod 1 (11), a shaft rod 2 (13) is installed inside one side of the mounting plate (1), a worm gear (14) is fixedly installed on one end of the shaft rod 2 (13), and a knob (15) is fixedly installed on the end of the shaft rod 2 (13) away from the worm gear (14).

6. The easily adjustable infrared thermoelectric sensor according to claim 5, characterized in that: The outer wall of the knob (15) is evenly provided with anti-slip grooves (16).

7. The easily adjustable infrared thermoelectric sensor according to claim 5, characterized in that: The shaft rod 1 (11) is fixedly connected to the connecting frame (2), and the worm wheel (12) is rotationally connected to the worm (14).

8. The easily adjustable infrared thermoelectric sensor according to claim 5, characterized in that: The shaft rod 1 (11) is connected to the mounting plate (1) via a bearing, and the shaft rod 2 (13) is connected to the mounting plate (1) via a bearing.

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