Air collection port opening and closing structure of air detector

Abstract

The utility model relates to the technical field of air collecting port opening and closing structures of air detectors, and discloses an air collecting port opening and closing structure of an air detector, a port opening and closing mechanism is arranged on the front surface of an air detector body, and an adjusting mechanism is arranged at the bottom of the air detector body. A filter screen is placed in the filter box, so that a fixed rotating plate wraps a bulge of the filter screen, a limiting sliding block slides in the filter box, a limiting rotating plate slides in the limiting sliding block, and a spring is matched to limit the limiting sliding block, so that the filter screen is favorably replaced; a sliding plate is driven by a pushing pump to slide in a mounting box, so that a rotating rod I and a rotating rod II rotate, a closed circular plate I and a closed circular plate II are driven to rotate, and a connecting plate is matched to drive a fan to rotate, so that external air can be controlled to enter, an air detector body can detect the air, and a screw rod drives a sliding rod to slide outside a supporting rod; and the height of the air detector body can be adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of an air collecting port opening and closing structure of an air detector, in particular to an air collecting port opening and closing structure of an air detector. Background Art

[0002] The air detector is independently developed and produced. It is the latest technological product developed based on the principle of constant potential electrolytic sensor to detect polluted gas and the principle of light scattering to detect dust. It is combined with internationally mature electronic technology and network communication technology. Therefore, an air collection port opening and closing structure is required for the air detector.

[0003] According to the description of an air detector disclosed in the patent website (authorization announcement number: CN 220355070 U), "the utility model relates to the technical field of air detectors, and discloses an air detector, including an air detector body, a display screen is provided on the air detector body, a control button is provided on the lower side of the display screen, a plurality of air intake pipes are connected to one side of the air detector body, and a movable adjustment component is provided on the lower side of the air detector body. The movable adjustment component includes a motor, a support plate and a cross plate. The second gear is meshed with the first gear, and the second gear is meshed and connected with the first gear. By rotating different numbers of circles, the distance moved by the air detector body can be known. The worker does not need to take a ruler to measure the distance before moving the air detector body. The air detector body can be moved by controlling the number of circles of rotation of the motor output shaft, and only one motor is used to complete the movement of the air detector body, which reduces the use of mechanical power parts, reduces the failure rate of the device, and improves the practicality of the device."

[0004] In view of the above description, the applicant believes that the following problems exist: when the device is in use, the type of air pollution to be detected is set by the control button when the air detector body is used to detect polluted air, and the progress of air detection is displayed on the display screen. The external air is sucked into the air detector body through the air intake pipe to complete the air detection. Since the opening of the device is open for a long time and cannot be closed, if the filter cannot be replaced, the inspection data may be affected. Utility Model Content

[0005] The utility model aims to provide an air collecting port opening and closing structure of an air detector to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an air collecting port opening and closing structure of an air detector, comprising an air detector body, a port opening and closing mechanism is arranged on the front of the air detector body, and an adjustment mechanism is arranged on the bottom of the air detector body;

[0007] The opening and closing mechanism comprises an opening and closing control component and a filter replacement component, and the opening and closing control component is arranged at the back of the filter replacement component.

[0008] Preferably, the control opening and closing component includes an installation box, the installation box is fixedly connected to the front side of the air detector body, the interior of the installation box is fixedly connected with a connecting pipe, the internal top of the installation box is fixedly connected with a push pump, the output end of the push pump is fixedly connected with a sliding plate, the interior of the sliding plate is rotatably connected with a rotating rod 1, the exterior of the rotating rod 1 is fixedly connected with a closed circular plate 1, the interior of the sliding plate away from the rotating rod 1 is rotatably connected with a rotating rod 2, the exterior of the rotating rod 2 is fixedly connected with a closed circular plate 2, the interior of the connecting tube is fixedly connected with a connecting plate, the back of the connecting plate is fixedly connected with a motor 1, and the output end of the motor 1 is fixedly connected with a fan. Since the installation box is provided, it is beneficial to provide an installation basis for other components.

[0009] Preferably, sliding grooves are provided at corresponding positions of the installation box and the sliding plate, the sliding plate is slidably connected to the inside of the installation box, through holes are provided at corresponding positions of the rotating rod one and the rotating rod two, and the rotating rod two is rotatably connected to the inside of the rotating rod one. Since the rotating rod two and the rotating rod one are provided, it is beneficial to drive the closed circular plate one and the closed circular plate two to rotate.

[0010] Preferably, the filter replacement assembly includes a filter box, the filter box is fixedly connected to the front side of the installation box, the filter box is slidably connected to the inside of the filter screen, the filter box is internally rotatably connected to a limited rotating plate, the filter box is internally rotatably connected to a limited sliding block at one end of the filter box away from the limited rotating plate, the limited sliding block is internally rotatably connected to a fixed rotating plate, a spring is provided at the bottom of the limited sliding block and the middle position inside the filter box, and the provision of the spring is conducive to pushing the limited sliding block to slide inside the filter box.

[0011] Preferably, cam grooves are provided at corresponding positions of the limit sliding block and the limit rotating plate, and the limit rotating plate is movably connected to the inside of the limit sliding block. The provision of the limit rotating plate is conducive to limiting the sliding of the limit sliding block.

[0012] Preferably, the adjustment mechanism includes a sliding rod, which is fixedly connected to the bottom of the air detector body, the sliding rod is slidably connected to a support rod inside the sliding rod, the sliding rod is fixedly connected to motor 2 outside, the output end of motor 2 is fixedly connected to bevel gear 1, the bottom of bevel gear 1 is meshed with bevel gear 2, the bottom of bevel gear 2 is fixedly connected to a screw, and the bottom of the support rod is fixedly connected to a base plate. Since motor 2 is provided, it is beneficial to drive the screw to rotate.

[0013] Preferably, through holes are provided at corresponding positions of the support rod and the screw rod, and the screw rod is threadedly connected to the inside of the support rod. The provision of the screw rod is conducive to driving the sliding rod to slide outside the support rod.

[0014] Compared with the prior art, the utility model provides an air collecting port opening and closing structure of an air detector, which has the following beneficial effects:

[0015] 1. The air collecting port opening and closing structure of the air detector is provided with a control opening and closing component and a filter replacement component in the port opening and closing mechanism, the control opening and closing component is provided at the back of the filter replacement component, a new filter is placed inside the filter box, the fixed rotating plate covers the protrusion of the filter, the limit sliding block slides inside the filter box, so that the limit rotating plate slides inside the limit sliding block, and the limit sliding block is limited by the spring, which is conducive to the replacement of the filter, and the sliding plate is driven to slide inside the installation box by pushing the pump, so that the rotating rod 1 and the rotating rod 2 rotate, thereby driving the closed circular plate 1 and the closed circular plate 2 to rotate, and the connecting plate drives the fan to rotate, which is conducive to controlling the entry of external air and enabling the air detector body to detect it.

[0016] 2. The air collecting port opening and closing structure of the air detector is used in conjunction with the port opening and closing mechanism through an adjustment mechanism. The bevel gear 2 at the bottom of the bevel gear 1 of the motor 2 rotates, so that the screw drives the sliding rod to slide outside the support rod, which is beneficial to adjust the height of the air detector body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0018] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the mouth opening and closing mechanism of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the opening and closing mechanism controlling the opening and closing components of the utility model;

[0021] Figure 4 This is a schematic diagram of the internal structure of the opening and closing mechanism controlling the opening and closing components of the utility model;

[0022] Figure 5 This is a schematic diagram of the structure of the filter replacement assembly of the opening and closing mechanism of the utility model;

[0023] Figure 6 for Figure 5 A schematic diagram of the enlarged structure at point A;

[0024] Figure 7 It is a schematic diagram of the structure of the regulating mechanism of the utility model.

[0025] In the figure: 1. Air detector body; 2. Opening and closing mechanism; 21. Control opening and closing assembly; 211. Installation box; 212. Connecting pipe; 213. Push pump; 214. Sliding plate; 215. Rotating rod one; 216. Closed circular plate one; 217. Rotating rod two; 218. Closed circular plate two; 219. Connecting plate; 2110. Motor one; 2111. Fan; 22. Filter replacement assembly; 221. Filter box; 222. Filter net; 223. Limit rotating plate; 224. Limit sliding block; 225. Spring; 226. Fixed rotating plate; 3. Adjusting mechanism; 31. Sliding rod; 32. Support rod; 33. Motor two; 34. Bevel gear one; 35. Bevel gear two; 36. Screw; 37. Bottom plate. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0028] Embodiment 1:

[0029] See also Figure 1-7 The utility model provides a technical solution: an air collecting port opening and closing structure of an air detector, comprising an air detector body 1, a port opening and closing mechanism 2 is arranged on the front of the air detector body 1, and an adjustment mechanism 3 is arranged on the bottom of the air detector body 1;

[0030] The mouth opening and closing mechanism 2 includes a control opening and closing component 21 and a filter replacement component 22 . The control opening and closing component 21 is arranged on the back of the filter replacement component 22 .

[0031] Furthermore, the control opening and closing component 21 includes an installation box 211, which is fixedly connected to the front side of the air detector body 1, and a connecting pipe 212 is fixedly connected inside the installation box 211, and a push pump 213 is fixedly connected to the top of the inside of the installation box 211, and a sliding plate 214 is fixedly connected to the output end of the push pump 213, and the sliding plate 214 is rotatably connected to a rotating rod 215 inside, and the outside of the rotating rod 215 is fixedly connected to a closed circular plate 216, and the end of the sliding plate 214 away from the rotating rod 215 is rotatably connected to a rotating rod 217, and the outside of the rotating rod 217 is fixedly connected to a closed circular plate 218, and the inside of the connecting tube 212 is fixedly connected to a connecting plate 219, and the back of the connecting plate 219 is fixedly connected to a motor 2110, and the output end of the motor 2110 is fixedly connected to a fan 2111. Since the installation box 211 is provided, it is beneficial to provide an installation basis for other components.

[0032] Furthermore, sliding grooves are provided at corresponding positions of the installation box 211 and the sliding plate 214, and the sliding plate 214 is slidably connected to the inside of the installation box 211. Through holes are provided at corresponding positions of the rotating rod 1 215 and the rotating rod 2 217, and the rotating rod 217 is rotatably connected to the inside of the rotating rod 1 215. Since the rotating rod 217 and the rotating rod 1 215 are provided, it is beneficial to drive the closed circular plate 1 216 and the closed circular plate 2 218 to rotate.

[0033] Furthermore, the filter replacement component 22 includes a filter box 221, which is fixedly connected to the front side of the installation box 211. The filter box 221 is internally slidably connected with a filter screen 222. The filter box 221 is internally rotatably connected with a limited rotating plate 223. The end of the filter box 221 away from the limited rotating plate 223 is slidably connected with a limited sliding block 224. The internal rotation of the limited sliding block 224 is connected with a fixed rotating plate 226. A spring 225 is provided at the bottom of the limited sliding block 224 and the middle position of the interior of the filter box 221. Since the spring 225 is provided, it is beneficial to push the limited sliding block 224 to slide inside the filter box 221.

[0034] Furthermore, cam grooves are provided at corresponding positions of the limit sliding block 224 and the limit rotating plate 223 , and the limit rotating plate 223 is movably connected to the inside of the limit sliding block 224 . The provision of the limit rotating plate 223 is conducive to limiting the sliding of the limit sliding block 224 .

[0035] Embodiment two:

[0036] See also Figure 7, and combined with Example 1, it is further obtained that the adjustment mechanism 3 includes a sliding rod 31, the sliding rod 31 is fixedly connected to the bottom of the air detector body 1, the sliding rod 31 is internally slidably connected to the support rod 32, the sliding rod 31 is externally fixedly connected to a motor 2 33, the output end of the motor 2 33 is fixedly connected to a bevel gear 1 34, the bottom of the bevel gear 1 34 is meshed with a bevel gear 2 35, the bottom of the bevel gear 2 35 is fixedly connected to a screw 36, and the bottom of the support rod 32 is fixedly connected to a bottom plate 37. Since the motor 2 33 is provided, it is beneficial to drive the screw 36 to rotate.

[0037] Furthermore, through holes are provided at corresponding positions of the support rod 32 and the screw rod 36 , and the screw rod 36 is threadedly connected to the inside of the support rod 32 . The provision of the screw rod 36 is conducive to driving the sliding rod 31 to slide outside the support rod 32 .

[0038] In actual operation, when this device is used, first, a new filter 222 is placed inside the filter box 221, so that the fixed rotating plate 226 covers the protrusion of the filter 222, and the limiting sliding block 224 slides inside the filter box 221, so that the limiting rotating plate 223 slides inside the limiting sliding block 224, thereby cooperating with the spring 225 to limit the limiting sliding block 224, which is conducive to the replacement of the filter 222, and the sliding plate 214 is driven to slide inside the installation box 211 by pushing the pump 213, thereby turning the rotating rod 215. The rotating rod 217 rotates, thereby driving the closed circular plate 1 216 and the closed circular plate 218 to rotate, and cooperates with the connecting plate 219 to drive the fan 2111 to rotate, which is beneficial to control the entry of external air and enable the air detector body 1 to detect it. The bevel gear 2 35 at the bottom of the bevel gear 1 34 of the motor 2 33 rotates, so that the screw 36 drives the sliding rod 31 to slide outside the support rod 32, which is beneficial to adjust the height of the air detector body 1.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. An air collecting port opening and closing structure of an air detector, comprising an air detector body (1), characterized in that: The front of the air detector body (1) is provided with a mouth opening and closing mechanism (2), and the bottom of the air detector body (1) is provided with an adjustment mechanism (3); The port opening and closing mechanism (2) comprises a control opening and closing component (21) and a filter replacement component (22); the control opening and closing component (21) is arranged at the back of the filter replacement component (22).

2. The air collecting port opening and closing structure of an air detector according to claim 1, characterized in that: The control opening and closing assembly (21) comprises an installation box (211), the installation box (211) is fixedly connected to the front side of the air detector body (1), the interior of the installation box (211) is fixedly connected to a connecting pipe (212), the top of the interior of the installation box (211) is fixedly connected to a push pump (213), the output end of the push pump (213) is fixedly connected to a sliding plate (214), the interior of the sliding plate (214) is rotatably connected to a rotating rod 1 (215), and the rotating rod 1 (215) is A closed circular plate (216) is fixedly connected to the outside, an end of the inside of the sliding plate (214) away from the rotating rod (215) is rotatably connected to the rotating rod (217), the outside of the rotating rod (217) is fixedly connected to the closed circular plate (218), the inside of the connecting tube (212) is fixedly connected to the connecting plate (219), the back of the connecting plate (219) is fixedly connected to the motor (2110), and the output end of the motor (2110) is fixedly connected to the fan (2111).

3. The air collecting port opening and closing structure of an air detector according to claim 2, characterized in that: The installation box (211) and the sliding plate (214) are provided with sliding grooves at corresponding positions, and the sliding plate (214) is slidably connected to the inside of the installation box (211). Through holes are provided at corresponding positions of the rotating rod 1 (215) and the rotating rod 2 (217), and the rotating rod 2 (217) is rotatably connected to the inside of the rotating rod 1 (215).

4. The air collecting port opening and closing structure of an air detector according to claim 2, characterized in that: The filter replacement assembly (22) comprises a filter box (221), the filter box (221) is fixedly connected to the front side of the installation box (211), a filter screen (222) is slidably connected inside the filter box (221), a limited rotation plate (223) is rotatably connected inside the filter box (221), a limited sliding block (224) is slidably connected to the end of the filter box (221) away from the limited rotation plate (223), a fixed rotation plate (226) is rotatably connected inside the limited sliding block (224), and a spring (225) is provided between the bottom of the limited sliding block (224) and the middle position inside the filter box (221).

5. The air collecting port opening and closing structure of an air detector according to claim 4, characterized in that: Cam grooves are provided at corresponding positions of the position-limiting sliding block (224) and the position-limiting rotating plate (223), and the position-limiting rotating plate (223) is movably connected inside the position-limiting sliding block (224).

6. The air collecting port opening and closing structure of an air detector according to claim 4, characterized in that: The adjusting mechanism (3) comprises a sliding rod (31), wherein the sliding rod (31) is fixedly connected to the bottom of the air detector body (1), the interior of the sliding rod (31) is slidably connected to a support rod (32), the exterior of the sliding rod (31) is fixedly connected to a motor 2 (33), the output end of the motor 2 (33) is fixedly connected to a bevel gear 1 (34), the bottom of the bevel gear 1 (34) is meshed with a bevel gear 2 (35), the bottom of the bevel gear 2 (35) is fixedly connected to a screw rod (36), and the bottom of the support rod (32) is fixedly connected to a base plate (37).

7. The air collecting port opening and closing structure of an air detector according to claim 6, characterized in that: Through holes are provided at corresponding positions of the support rod (32) and the screw rod (36), and the screw rod (36) is threadedly connected to the inside of the support rod (32).

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