Automatic monitoring equipment for indoor air environment quality

Abstract

The utility model relates to the technical field of air quality monitoring, and discloses an automatic monitoring device for indoor air environment quality, which comprises an air quality monitor body, two ends of the air quality monitor body are respectively provided with air duct ports which are communicated with each other, and any air duct port is provided with a drainage assembly for selectively draining external air. The air quality monitor body is provided with a fixing assembly for automatically positioning the swing seat and the air quality monitor body when the swing seat rotates to a vertical state, and an unlocking assembly for releasing positioning of the fixing assembly is further arranged on the air quality monitor body. According to the air quality monitor, air can enter the air quality monitor in a natural flowing or active leading-in mode according to the flowability of indoor air, so that the contact area between the air and various sensors in the air quality monitor can be ensured, and the accuracy of monitoring the air quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to air quality monitoring technical field, specifically point to a kind of indoor air environmental quality automatic monitoring equipment. BACKGROUND

[0002] Indoor air quality refers to the cleanliness of air inside a building, especially in spaces where people live and work. When judging the quality of indoor air, the existing air quality monitor is usually suspended in the room. The air quality monitor usually includes a left shell and a right shell that cooperate with each other and are detachable. Each shell has an air duct opening that penetrates the other. Inside, there is a module that monitors the incoming air. The module is usually composed of a circuit board and various sensors that detect air quality connected to the circuit board. The air quality in the room is effectively monitored by the sensors.

[0003] During the monitoring of indoor air quality, air enters the air quality monitor through natural flow. When used in large shopping malls or subway stations, the air flow in the room will decrease as the number of customers increases. At this time, the natural flow will reduce the amount of air entering the air quality monitor, and the contact area between the sensors and the air will also decrease. This will affect the response of the sensors and the accuracy of the monitoring. SUMMARY

[0004] The technical problem to be solved by the utility model is to overcome the above difficulties and provide an indoor air environmental quality automatic monitoring equipment.

[0005] To solve the above technical problems, the utility model provides a technical solution: an indoor air environmental quality automatic monitoring equipment, including an air quality monitor body, the air quality monitor body has two air duct openings that penetrate each other, and an air flow assembly is provided at each air duct opening to selectively guide external air. The air flow assembly includes a swing seat hinged to the air quality monitor body, and an exhaust fan is provided on the swing seat. When the swing seat is in a vertical state, the exhaust fan is located in the corresponding air duct opening. An adjustment assembly is provided on the air quality monitor body to control the rotation of the swing seat.

[0006] A fixing assembly is provided on the air quality monitor body to automatically position the swing seat when it is rotated to a vertical state. An unlocking assembly is also provided to release the positioning of the fixing assembly. When the swing seat is controlled to rotate horizontally, the unlocking assembly is first triggered to release the positioning of the fixing assembly, and then the swing seat is controlled to rotate to a horizontal state.

[0007] As improvement, the fixing assembly comprises a positioning pin arranged in the swing base and having a rebound function, and the air quality monitor body is provided with a fixing seat and a pin hole for the positioning pin to extend into is formed in the fixing seat;

[0008] The air quality monitor body and the swing base are connected through a rotating shaft, a seat body is fixedly arranged on the swing base and sleeved on the rotating shaft, a long key groove is formed in the rotating shaft in the circumferential direction, and a matching key is arranged on the inner wall of the seat body and extends into the long key groove;

[0009] The unlocking assembly comprises a cam arranged on the rotating shaft, a lifting rod slidingly arranged on the swing base corresponding to the cam, a roller rotatingly arranged on the lifting rod and matched with the cam, and the lifting rod is driven by the linkage assembly to slide upward and separate from the pin hole when the lifting rod slides downward.

[0010] As improvement, the linkage assembly comprises a connecting rod fixedly arranged on the positioning pin, and two swing plates are hingedly connected to the connecting rod and the lifting rod respectively, a swing rod is hingedly connected to the two swing plates, and a supporting seat is fixedly arranged on the swing base and hingedly connected to the middle part of the swing rod.

[0011] As improvement, the adjusting assembly comprises a worm wheel arranged on the rotating shaft, a worm rotatingly arranged on the air quality monitor body and meshed with the worm wheel, and the top surface of the worm is connected to the output shaft of the stepping motor.

[0012] As improvement, the swing base is provided with a magnetic block one on the top surface, and a mounting rack is arranged on the air quality monitor body and provided with a magnetic block two matched with the magnetic block one when the swing base is in the horizontal state.

[0013] As improvement, the swing base is provided with a cylinder extending into the air duct, and the exhaust fan is arranged in the cylinder.

[0014] The air quality monitor has the advantages that:

[0015] 1. Under the action of the hinged swing base and the exhaust fan, air can enter the air quality monitor in a natural flow or active introduction mode according to the flowability of indoor air, so that the contact area of air and various sensors in the air quality monitor is ensured, and the accuracy of air quality monitoring is improved.

[0016] 2. Under the action of the positioning assembly, the stability of the swing base and the exhaust fan is ensured during the rotation of the exhaust fan when the swing base is in the vertical state.

[0017] 3. Under the action of the unlocking assembly, the fixed assembly can be released from positioning when the unlocking assembly is triggered to act, and then the swing seat is controlled to rotate to the horizontal state, so that the operation convenience of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is a structural schematic diagram of the utility model.

[0019] Figure 2 is a split structural schematic diagram of the utility model.

[0020] Figure 3 is an internal structural schematic diagram of the utility model.

[0021] Figure 4 is an internal structural schematic diagram of the fixed assembly, the linkage assembly and the unlocking assembly in the utility model.

[0022] Figure 5 is a structural schematic diagram of the rotation shaft and the seat body cooperation in the utility model.

[0023] Figure 6 is a structural schematic diagram of the guide flow assembly in the utility model Figure 1 .

[0024] Figure 7 is a structural schematic diagram of the guide flow assembly in the utility model Figure 1 .

[0025] As shown in the figure: 1, air quality monitor body; 111, left shell; 112, right shell; 113, air duct opening; 114, monitoring module; 2, drainage assembly; 211, swing seat; 212, cylinder; 213, exhaust fan; 214, mounting seat; 215, rotation shaft; 216, seat body; 217, long key groove; 218, matching key; 3, adjusting assembly; 311, worm gear; 312, worm; 313, stepping motor; 4, fixed assembly; 411, positioning pin; 412, fixed seat; 413, cavity; 414, pressing plate; 415, return spring; 5, unlocking assembly; 511, cam; 512, lifting rod; 513, roller; 6, linkage assembly; 611, connecting rod; 612, swing plate; 613, swing rod; 614, support seat; 7, magnetic block one; 8, mounting frame; 9, magnetic block two. DETAILED DESCRIPTION

[0026] The utility model will be further explained in detail in combination with the drawings.

[0027] In combination with the drawings Figure 2 , Figure 3 and Figure 4 ​As shown, an indoor air environment quality automatic monitoring device, comprising an air quality monitor body 1, the air quality monitor body 1 comprises a left shell 111 and a right shell 112 which are used in cooperation and can be detached, a monitoring module 114 for monitoring the incoming air is arranged inside the left shell 111 and the right shell 112, a wind channel opening 113 which penetrates each other is arranged on the left shell 111 and the right shell 112 respectively, a drainage assembly 2 for selectively draining the external air is arranged at any wind channel opening 113, the drainage assembly 2 comprises a swing seat 211 which is hingedly arranged on the left shell 111 or the right shell 112, an exhaust fan 213 is arranged on the swing seat 211, a cylinder 212 which extends into the wind channel opening 113 is arranged on the swing seat 211, and the exhaust fan 213 is installed in the cylinder 212, when the swing seat 211 is in a vertical state, the exhaust fan 213 is located in the corresponding wind channel opening 113, the air quality monitor body 1 is provided with an adjusting assembly 3 for controlling the rotation adjustment of the swing seat 211;

[0028] In order to increase the stability of the swing seat 211 during the rotation of the exhaust fan 213, the air quality monitor body 1 is provided with a fixing assembly 4 for automatically positioning the swing seat 211 and the air quality monitor body 1 when the swing seat 211 is rotated to a vertical state, and an unlocking assembly 5 for releasing the positioning of the fixing assembly 4, when the swing seat 211 is controlled to rotate to a horizontal direction, the unlocking assembly 5 is first triggered to release the positioning of the fixing assembly 4, and then the swing seat 211 is controlled to rotate to a horizontal state, so as to increase the convenience of operating the unlocking assembly 5;

[0029] The top surface of the swing seat 211 is provided with a magnetic block one 7, and the air quality monitor body 1 is provided with a mounting bracket 8, the bottom surface of the mounting bracket 8 is provided with a magnetic block two 9 which cooperates with the magnetic block one 7 when the swing seat 211 is in a horizontal state, and the magnetic block one 7 and the magnetic block two 9 are attracted to each other when they are close to each other.

[0030] Through the above structure, the air quality monitor body 1 is first suspendedly installed in a large shopping mall or a subway station through the mounting bracket 8, when the indoor air flow is good, the swing seat 211 is controlled to rotate to a horizontal state, the swing seat 211 is assisted to be positioned through the cooperation of the magnetic block one 7 and the magnetic block two 9, so as to form an unobstructed wind channel between the two wind channel openings 113, and the indoor air is monitored in a natural flow manner during the detection of the indoor air;

[0031] When the indoor passenger flow increases, the air flow is poor, the swing seat 211 is controlled to rotate to the vertical state, the exhaust fan 213 is located in the corresponding air duct opening 113, the swing seat 211 is automatically positioned on the air quality monitor body 1 through the fixed assembly 4, the exhaust fan 213 is started, the air inside the air quality monitor body 1 can be extracted to the outside, so that a negative pressure state is formed inside, at this time the air outside can enter the air quality monitor body 1 from the other air duct opening 113, so that the air can fully contact the various sensors on the monitoring module 114, thereby improving the accuracy of air quality monitoring.

[0032] Combining the accompanying drawings Figure 5 and the accompanying drawings Figure 6 As shown, the fixed assembly 4 includes a positioning pin 411 provided in the swing seat 211 and having a rebound function, the swing seat 211 is provided with a cavity 413 for the positioning pin 411 to pass through, the positioning pin 411 in the cavity 413 is provided with a pressing plate 414, and the positioning pin 411 between the pressing plate 414 and the top wall of the cavity 413 is provided with a reset spring 415, the air quality monitor body 1 is provided with a fixed seat 412 and a pin hole is formed in the fixed seat 412 for the positioning pin 411 to extend into, through the cooperation of the positioning pin 411 with the pin hole, the swing seat 211 rotated to the vertical state is automatically positioned;

[0033] The air quality monitor body 1 is provided with a mounting seat 214 at both ends, the two mounting seats 214 are jointly provided with a rotating shaft 215, the swing seat 211 is provided with a seat body 216 fixedly arranged on the rotating shaft 215 at both ends, the rotating shaft 215 is provided with a long key groove 217 at both ends in the circumferential direction, and the inner wall of the two seat bodies 216 is provided with a matching key 218 extending into the long key groove 217;

[0034] The unlocking assembly 5 includes a cam 511 provided on the rotating shaft 215, a lifting rod 512 slidingly provided in the swing seat 211 corresponding to the cam 511, the lifting rod 512 is provided with a roller 513 rotatingly arranged and matched with the cam 511, and when the lifting rod 512 slides downward, the positioning pin 411 is driven by the linkage assembly 6 to slide upward and separate from the pin hole;

[0035] The linkage assembly 6 includes a connecting rod 611 fixedly provided with the positioning pin 411, the connecting rod 611 and the lifting rod 512 are respectively hinged with a swing plate 612, the two swing plates 612 are jointly hinged with a swing rod 613, and the swing seat 211 is further provided with a support seat 614 hingedly connected with the middle part of the swing rod 613.

[0036] The working principle of the unlocking assembly 5 is that when it is required to rotate the swing seat 211 to the horizontal state, the rotating shaft 215 is first controlled to rotate clockwise, since the connection between the rotating shaft 215 and the seat body 216 is realized through the long key groove 217 and the matching key 218, at the initial stage of the clockwise rotation of the rotating shaft 215, the cam 511 is first rotated to cooperate with the roller 513, at this time, the lifting rod 512 slides downward, and then through the cooperation of the hinged swing plate 612 and the swing rod 613, the connecting rod 611 slides upward, and the positioning pin 411 slides upward and separates from the pin hole, at this time, the positioning of the swing seat 211 is released.

[0037] In the process of releasing the positioning of the swing seat 211 through the rotation of the rotating shaft 215, the long key groove 217 rotates on the matching key 218 and makes the other end of the long key groove 217 abut on the matching key 218, at this time, the seat body 216 is in a stationary state, after the positioning of the swing seat 211 is released, the rotating shaft 215 is continuously controlled to rotate, under the action of the abutment of the other end of the long key groove 217 and the matching key 218, the seat body 216 is synchronously rotated clockwise, so that the seat body 216 and the swing seat 211 are rotated to the horizontal state.

[0038] Combining the drawings Figure 7 and the drawings ​ As shown in the drawings, the adjusting assembly 3 comprises a worm wheel 311 arranged on the rotating shaft 215, and a worm 312 engaged with the worm wheel 311 is arranged on the air quality monitor body 1, the cooperation of the worm 312 and the worm wheel 311 not only can realize the transmission operation of the rotation of the rotating shaft 215, but also has a certain self-locking operation, the top end of the worm 312 is connected to the output shaft of the stepping motor 313, and the start-stop control of the stepping motor 313 can be realized through the cooperation of the detection member and the controller in the prior art.

[0039] In the specific implementation of the utility model, first, the air quality monitor body 1 is suspended and installed in a large shopping mall or a subway station through the mounting frame 8, when the air flow in the room is good, the swing seat 211 is rotated to the horizontal state through the adjusting assembly 3, so that the air duct between the two ends of the air duct port 113 is formed without obstruction, and when the air in the room is detected, the natural flow method is adopted to realize the monitoring operation.

[0040] When the indoor passenger flow increases, the air flowability is poor, the swing seat 211 is rotated to the vertical state, the exhaust fan 213 is located in the corresponding air duct opening 113, the swing seat 211 is positioned on the air quality monitor body 1 through the fixing assembly 4, the exhaust fan 213 is started, the external air is uniformly introduced into the air quality monitor body 1 in an active way, the air can be fully contacted with various sensors on the monitoring module 114, the air quality monitoring accuracy is improved, and the application range of the device is increased.

[0041] The above describes the present application and its embodiments, which are not restrictive, and the drawings only show one of the embodiments of the present application, and the actual structure is not limited thereto. In summary, if a person skilled in the art is inspired, without departing from the creative spirit of the present application, similar structural modes and embodiments are designed without creativity, which should belong to the protection scope of the present application.

Claims

1. An automatic indoor air quality monitoring device, comprising an air quality monitor body (1), wherein the air quality monitor body (1) has interconnected air duct openings (113) at both ends, characterized in that: A flow-guiding component (2) for selectively guiding external air is provided at any air duct opening (113). The flow-guiding component (2) includes a swing seat (211) hinged to the air quality monitor body (1). An exhaust fan (213) is provided on the swing seat (211). When the swing seat (211) is in a vertical state, the exhaust fan (213) is located in the corresponding air duct opening (113). An adjustment component (3) for controlling the rotation adjustment of the swing seat (211) is provided on the air quality monitor body (1). The air quality monitor body (1) is provided with a fixing component (4) that automatically positions the two when the swing seat (211) rotates to the vertical position, and an unlocking component (5) that releases the fixing component (4) from the position. When the swing seat (211) is controlled to rotate in the horizontal direction, the unlocking component (5) is triggered to release the fixing component (4) from the position, and then the swing seat (211) is controlled to rotate to the horizontal position.

2. The automatic indoor air quality monitoring device according to claim 1, characterized in that: The fixing component (4) includes a positioning pin (411) disposed in the swing seat (211) and having a spring-back function. The air quality monitor body (1) is provided with a fixing seat (412) and a pin hole for the positioning pin (411) to extend into is provided on the fixing seat (412). The air quality monitor body (1) and the swing seat (211) are connected by a rotating shaft (215). The swing seat (211) is fixedly provided with a seat body (216) sleeved on the rotating shaft (215). The rotating shaft (215) is provided with a long keyway (217) along the circumferential direction, and the inner wall of the seat body (216) is provided with a mating key (218) extending into the long keyway (217). The unlocking component (5) includes a cam (511) mounted on a rotating shaft (215), and a lifting rod (512) is slidably mounted on a swing seat (211) corresponding to the cam (511). A roller (513) that cooperates with the cam (511) is rotatably mounted on the lifting rod (512). When the lifting rod (512) slides downward, the positioning pin (411) is driven to slide upward and separate from the pin hole through the linkage component (6).

3. The automatic indoor air quality monitoring device according to claim 2, characterized in that: The linkage component (6) includes a connecting rod (611) fixed on a positioning pin (411), a swing plate (612) hinged to the connecting rod (611) and the lifting rod (512), a swing rod (613) hinged to the two swing plates (612), and a support seat (614) hinged to the middle position of the swing rod (613) fixed on the swing seat (211).

4. The automatic indoor air quality monitoring device according to claim 2, characterized in that: The adjustment assembly (3) includes a worm gear (311) mounted on a rotating shaft (215), and a worm (312) rotatably mounted on the air quality monitor body (1) and meshing with the worm gear (311). The top end of the worm (312) is connected to the output shaft of a stepper motor (313).

5. The automatic indoor air quality monitoring device according to claim 1, characterized in that: The top surface of the swing seat (211) is provided with a magnetic block one (7), and the air quality monitor body (1) is provided with a mounting bracket (8). The bottom surface of the mounting bracket (8) is provided with a magnetic block two (9) that cooperates with the magnetic block one (7) when the swing seat (211) is in a horizontal state.

6. The automatic indoor air quality monitoring device according to claim 1, characterized in that: The swing seat (211) is provided with a cylinder (212) extending into the air duct (113), and an exhaust fan (213) is installed inside the cylinder (212).

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