CN216085818U

CN216085818U - PM2.5 detects indoor block terminal

Info

Publication number: CN216085818U
Application number: CN202022576576.6U
Authority: CN
Inventors: 姚平; 王鹏; 张正
Original assignee: Jiangsu Dahang Gaohua Electric Co ltd
Current assignee: Jiangsu Dahang Gaohua Electric Co ltd
Priority date: 2020-11-09
Filing date: 2020-11-09
Publication date: 2022-03-18
Anticipated expiration: 2030-11-09

Abstract

The utility model discloses a PM2.5 detection indoor distribution box, which comprises a box body and a front cover plate, wherein a fixed cover plate is fixed at the bottom end of the front side surface of the box body, the front cover plate is hinged at the top of the fixed cover plate, the rear side surface of the front cover plate is buckled on the front side surface of the box body, an ink display screen is installed on the front side surface of the fixed cover plate, a sliding hole is formed in the front side surface of the fixed cover plate, a ventilating column pipe is driven by a linear driving mechanism to extend out or retract into the sliding hole, the rear end of the ventilating column pipe of the device is communicated with a pump-suction type air detector, when detection is not needed, the ventilating column pipe can retract into the sliding hole to avoid long-term exposure to the outside and dust accumulation, meanwhile, a plurality of air inlets are uniformly formed in the circumferential direction of the front end of the ventilating column pipe, when external air is collected, the air can enter the ventilating column pipe from a plurality of directions to improve the detection range of the air inlets, and the pump-suction type air detector is adopted as an active air suction type detector, can be used when the outside air has poor fluidity.

Description

PM2.5 detects indoor block terminal

Technical Field

The utility model relates to the field of indoor distribution boxes, in particular to a PM2.5 detection indoor distribution box.

Background

The distribution box plays a role in power utilization management and safety protection, and with the development of intelligent home furnishing, the indoor distribution box also develops towards the direction of intellectualization; the fine particles are also called fine particles, fine particles and PM2.5, and the fine particles refer to particles with the aerodynamic equivalent diameter of less than or equal to 2.5 micrometers in the ambient air. It can be suspended in air for a long time, and the higher the content concentration in the air, the more serious the air pollution is.

The design that the device that will detect PM2.5 in the air is integrated at indoor block terminal has existed in present product, but it is mostly only with both simple integrations together, PM2.5 detection device's breather pipe directly exposes outside, so can accumulate the dust for a long time and influence the detection effect, and mostly adopt static detection device, when air mobility is lower, the air is difficult to directly reach PM2.5 detection device department, just be difficult to detected, traditional device can only gather the air in a direction usually in addition and detect, its scope of detecting is also relatively limited.

Therefore, how to solve the defects of the prior art is a subject of the present invention.

Disclosure of Invention

In order to solve the problems, the utility model discloses a PM2.5 detection indoor distribution box.

In order to achieve the above purpose, the utility model provides the following technical scheme: an indoor distribution box for PM2.5 detection comprises a box body and a front cover plate, wherein a fixed cover plate is fixed at the bottom end of the front side surface of the box body, the front cover plate is hinged to the top of the fixed cover plate, the rear side surface of the front cover plate is buckled on the front side surface of the box body, the front side surface of the fixed cover plate is provided with an ink display screen, the front side surface of the fixed cover plate is provided with a sliding hole, the sliding hole is connected with a ventilation column tube in a sliding way along the front and back direction, the front end of the ventilation column tube is arranged in a sealing way, the edge of the front end of the vent column tube is evenly provided with a plurality of air inlets along the circumferential direction, the plurality of air inlets are communicated with the inner cavity of the vent column tube, the outer side of the air inlet hole is attached to the inner wall of the sliding hole, the rear end of the vent column pipe extends into the box body, a pump-suction type air detector is mounted at the rear end of the ventilation column tube, and the detection end of the pump-suction type air detector extends into the inner cavity of the ventilation column tube;

a linear driving mechanism is arranged on the side part of the box body corresponding to the ventilation column tube, is in transmission connection with the ventilation column tube and drives the front end of the ventilation column tube to extend out of or retract into the sliding hole;

the side part of the box body, which corresponds to the fixed cover plate, is also provided with a housing, the rear end of the ventilation column tube, the pump suction type air detector and the linear driving mechanism are all positioned in the housing, the outer side wall of the box body corresponds to the housing and is provided with a ventilation hole communicated with the inner cavity of the housing, and the signal input end of the ink display screen is electrically connected with the signal output end of the pump suction type air detector.

Furthermore, the linear driving mechanism comprises a driving motor and a support, a horizontally arranged screw rod is rotatably connected to the support, a power output shaft of the driving motor is in transmission connection with the screw rod, a threaded sleeve is connected to the screw rod through threads, the threaded sleeve is in sliding connection with the support, and the side portion of the threaded sleeve is connected with the ventilation column tube.

Furthermore, a plurality of clamping strips are evenly arranged on the outer wall of the ventilating column tube along the length direction of the ventilating column tube, clamping grooves in sliding fit with the clamping strips are formed in the inner wall of the sliding hole corresponding to the clamping strips, and the clamping strips are inserted into the clamping grooves in a sliding mode.

Furthermore, a buzzer is further installed on the front side face of the fixed cover plate, and the buzzer is electrically connected with the signal output end of the pump suction type air detector.

Furthermore, a cover plate is formed at the front end of the ventilating column tube, the diameter of the cover plate is larger than that of the ventilating column tube, an embedded groove matched with the cover plate is formed in the outer end of the sliding hole in the fixed cover plate in a corresponding mode, and the fixed cover plate is clamped in the embedded groove.

Compared with the prior art, the utility model has the following advantages: according to the PM2.5 detection indoor distribution box, the sliding hole is formed in the front side face of the fixed cover plate, the ventilating column pipe is inserted into the sliding hole in a sliding mode and can extend out of or retract into the sliding hole under the drive of the linear driving mechanism, the rear end of the ventilating column pipe is communicated with the pump suction type air detector, when detection is not needed, the ventilating column pipe can retract into the sliding hole, the phenomenon that dust is accumulated due to long-term exposure to the outside is avoided, meanwhile, the front end of the ventilating column pipe is uniformly provided with the air inlets along the circumferential direction, when external air is collected, air can enter the ventilating column pipe from multiple directions, the detection range of the ventilating column pipe is improved, the adopted pump suction type air detector is an active air suction type detector, and when the flowability of the external air is poor, the external air can be actively sucked for detection, so that the detection efficiency of the indoor distribution box is improved.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 1 at A;

FIG. 4 is a schematic view of a vent post according to an embodiment of the present invention;

figure 5 is a front cross-sectional view of a vent vial.

List of reference numerals: 100-a box body; 101-a vent hole; 200-a front cover plate; 300-fixing the cover plate; 301-ink display screen; 302-a sliding hole; 400-a vent column tube; 401-air intake; 402-card strip; 403-cover plate; 500-pump suction air detector; 600-a linear drive mechanism; 601-a drive motor; 602-a support; 603-a screw rod; 604-thread bush; 700-housing.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

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, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the utility model.

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 defined otherwise.

Example (b): referring to fig. 1-5, an indoor distribution box for detecting PM2.5 includes a box body 100 and a front cover plate 200, and is characterized in that: a fixed cover plate 300 is fixed at the bottom end of the front side surface of the box body 100, the front cover plate 200 is hinged at the top of the fixed cover plate 300, the rear side surface of the front cover plate 200 is buckled on the front side surface of the box body 100, and the front cover plate 200 can be connected with the box body 100 in a magnet adsorption or a lock-catch separable way;

an ink display screen 301 is installed on the front side face of the fixed cover plate 300, a sliding hole 302 is formed in the front side face of the fixed cover plate 300, the inside of the sliding hole 302 is connected with the ventilating column tube 400 in a sliding mode along the front-back direction, specifically, a plurality of clamping strips 402 are evenly arranged on the outer wall of the ventilating column tube 400 along the length direction of the ventilating column tube, clamping grooves in sliding fit with the clamping strips 402 are formed in the inner wall of the sliding hole 302 corresponding to the clamping strips 402, the clamping strips 402 are inserted into the clamping grooves in a sliding mode, and the clamping strips 402 can be matched with the clamping grooves to achieve the sliding limiting effect;

the front end of the ventilation column tube 400 is arranged in a sealing manner, a plurality of air inlets 401 are uniformly formed in the edge of the front end of the ventilation column tube 400 along the circumferential direction of the ventilation column tube, the air inlets 401 are communicated with the inner cavity of the ventilation column tube 400, the outer sides of the air inlets 401 are attached to the inner wall of the sliding hole 302, the rear end of the ventilation column tube 400 extends into the box body 100, the rear end of the ventilation column tube 400 is provided with the pump-suction type air detector 500, and the detection end of the pump-suction type air detector 500 extends into the inner cavity of the ventilation column tube 400; the pumping type air detector 500 adopts a ZWIN-PM08 type detection device, a particle sensor and a single chip microcomputer controller are arranged in the device and are mainly used for detecting PM2.5 in air, the detection type can be output to the single chip microcomputer controller in the device, detection information is output to the ink display screen 301 on the outer side of the fixed cover plate 300 through the single chip microcomputer controller, the power consumption of the ink display screen 301 is relatively low, and the energy-saving effect is achieved;

a linear driving mechanism 600 is arranged in the box body 100 corresponding to the side part of the ventilation column tube 400, the linear driving mechanism 600 is in transmission connection with the ventilation column tube 400 and drives the front end of the ventilation column tube 400 to extend out of or retract into the sliding hole 302; the linear driving mechanism 600 comprises a driving motor 601 and a support 602, a horizontally arranged screw rod 603 is rotatably connected to the support 602 through a bearing, a power output shaft of the driving motor 601 is in transmission connection with the screw rod 603 through a spline, a threaded sleeve 604 is connected to the screw rod 603 through a thread, the threaded sleeve 604 is in sliding connection with the support 602 through a guide rail sliding groove structure, and the side part of the threaded sleeve 604 is connected with the vent column tube 400; the screw 603 and the threaded sleeve 604 form a screw nut linear driving mechanism, and in particular, when the device is installed, two linear driving mechanisms 600 may be provided, referring to fig. 3, where the two linear driving mechanisms 600 are respectively located at upper and lower sides of the vent column tube 400 and are used for synchronously driving the vent column tube 400 to extend out of or retract into the sliding hole 302;

a cover shell 700 is further arranged in the box body 100 corresponding to the side part of the fixed cover plate 300, the rear end of the vent column tube 400, the pump suction type air detector 500 and the linear driving mechanism 600 are all positioned in the cover shell 700, a vent hole 101 communicated with the inner cavity of the cover shell 700 is formed in the outer side wall of the box body 100 corresponding to the cover shell 700, and the signal input end of the ink display screen 301 is electrically connected with the signal output end of the pump suction type air detector 500; the cover 700 forms a rectangular space in the box 100, and is used for isolating the ventilation column tube 400, the pump suction type air detector 500 and the linear driving mechanism 600 from the inner space of the box 100;

when PM2.5 in the air is detected, the linear driving mechanism 600 drives the ventilation column tube 400 to extend out of the sliding hole 302, the pump-suction type air detector 500 is started, the pump-suction type air detector 500 performs air suction, negative pressure is formed in the ventilation column tube 400, and external air enters from air inlet holes 401 around the front end of the ventilation column tube 400 and is sent into the pump-suction type air detector 500 for detection; when detection is not needed, the linear driving mechanism 600 drives the vent column tube 400 to retract to the sliding hole 302, so that the vent column tube is prevented from being exposed outside for a long time to form dust accumulation;

the buzzer is further mounted on the front side face of the fixed cover plate 300 and electrically connected with the signal output end of the pump suction type air detector 500, and when the pump suction type air detector 500 detects that the content of PM2.5 in air is too high, the buzzer capable of outputting an electric signal plays a role in warning through the buzzer.

The front end of the vent pillar 400 is formed with a cover plate 403, the diameter of the cover plate 403 is larger than that of the vent pillar 400, the outer end of the sliding hole 302 on the fixed cover plate 300 is provided with an embedding groove corresponding to the cover plate 403, the fixed cover plate 300 is clamped in the embedding groove, and the matching of the cover plate 403 and the embedding groove plays a good sealing role, so that the entering of external dust can be further prevented.

The technical means disclosed in the utility model scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.

Claims

1. The utility model provides an indoor block terminal of PM2.5 detection, includes box (100) and front shroud (200), its characterized in that: a fixed cover plate (300) is fixed at the bottom end of the front side face of the box body (100), the front cover plate (200) is hinged to the top of the fixed cover plate (300), the rear side face of the front cover plate (200) is buckled on the front side face of the box body (100), an ink display screen (301) is installed on the front side face of the fixed cover plate (300), a sliding hole (302) is formed in the front side face of the fixed cover plate (300), a ventilating column tube (400) is connected in the sliding hole (302) in a sliding mode along the front-back direction, the front end of the ventilating column tube (400) is arranged in a sealing mode, a plurality of air inlets (401) are uniformly formed in the edge of the front end of the ventilating column tube (400) along the circumferential direction of the ventilating column tube, the plurality of air inlets (401) are communicated with the inner cavity of the ventilating column tube (400), the outer sides of the air inlets (401) are attached to the inner wall of the sliding hole (302), and the rear end of the ventilating column tube (400) extends into the box body (100), the rear end of the ventilation column tube (400) is provided with a pump-suction type air detector (500), and the detection end of the pump-suction type air detector (500) extends into the inner cavity of the ventilation column tube (400);

a linear driving mechanism (600) is arranged on the side part of the box body (100) corresponding to the ventilation column tube (400), the linear driving mechanism (600) is in transmission connection with the ventilation column tube (400), and drives the front end of the ventilation column tube (400) to extend out of or retract into the sliding hole (302);

the side part of the box body (100) corresponding to the fixed cover plate (300) is further provided with a housing (700), the rear end of the ventilation column tube (400), the pump suction type air detector (500) and the linear driving mechanism (600) are all located in the housing (700), the outer side wall of the box body (100) corresponds to the housing (700) and is provided with a ventilation hole (101) communicated with the inner cavity of the housing (700), and the signal input end of the ink display screen (301) is electrically connected with the signal output end of the pump suction type air detector (500).

2. A PM2.5 test indoor electrical distribution box according to claim 1, wherein: the linear driving mechanism (600) comprises a driving motor (601) and a support (602), a horizontally arranged screw rod (603) is connected to the support (602) in a rotating mode, a power output shaft of the driving motor (601) is in transmission connection with the screw rod (603), a threaded sleeve (604) is connected to the screw rod (603) through threads, the threaded sleeve (604) is in sliding connection with the support (602), and the side portion of the threaded sleeve (604) is connected with the ventilation column tube (400).

3. A PM2.5 test indoor electrical distribution box according to claim 1, wherein: the outer wall of the ventilation column tube (400) is uniformly provided with a plurality of clamping strips (402) along the length direction, the inner wall of the sliding hole (302) is provided with clamping grooves in sliding fit with the clamping strips (402), and the clamping strips (402) are inserted into the clamping grooves in a sliding mode.

4. A PM2.5 test indoor electrical distribution box according to claim 1, wherein: still install bee calling organ on the leading flank of fixed apron (300), bee calling organ with the signal output part electric connection of pump-suction type air detector (500).

5. A PM2.5 test indoor electrical distribution box according to claim 1, wherein: the front end of the ventilation column tube (400) is formed with a cover plate (403), the diameter of the cover plate (403) is larger than that of the ventilation column tube (400), an embedded groove matched with the outer end of the sliding hole (302) in the fixed cover plate (300) is formed in the outer end of the cover plate (403) in a corresponding mode, and the fixed cover plate (300) is clamped in the embedded groove.