CN216744760U - Air treatment equipment with filter screen life state detection function - Google Patents
Air treatment equipment with filter screen life state detection function Download PDFInfo
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- CN216744760U CN216744760U CN202122782319.2U CN202122782319U CN216744760U CN 216744760 U CN216744760 U CN 216744760U CN 202122782319 U CN202122782319 U CN 202122782319U CN 216744760 U CN216744760 U CN 216744760U
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- 238000001514 detection method Methods 0.000 title claims abstract description 54
- 230000001960 triggered effect Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 4
- 239000000428 dust Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
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Abstract
The utility model discloses air treatment equipment with a filter screen service life state detection function, which comprises a control panel and a shell, wherein a filter screen and a fan are arranged in the shell, an air outlet is formed in the side surface and/or the top surface above the shell, the filter screen is positioned below the fan, and an air speed detection assembly is arranged at the air inlet or the air outlet of the fan; the wind speed detection assembly comprises a sensing device, a mounting seat and a sliding sheet, wherein the sensing device and the sliding sheet are arranged on the mounting seat, the mounting seat is a cylinder and is provided with an inner hole along the axial lead, the sliding sheet is arranged in the inner hole and can move up and down in the inner hole along the height direction of the mounting seat, and the sensing device can be triggered when the sliding sheet moves upwards for a certain distance; the sensing device is electrically connected with the control panel. When the filter screen is blocked, the sliding sheet cannot move upwards under the action of self gravity, the sensing device cannot be triggered, and the control panel can prompt that the filter screen needs to be cleaned or replaced. Prevent the filter screen from being blocked to cause the air sterilizer not to work normally.
Description
Technical Field
The utility model relates to the technical field of air purification, in particular to air treatment equipment with a filter screen service life state detection function.
Background
The working principle of the air sterilizer is to sterilize air by filtering, sterilizing and purifying modes, and the air sterilizer is suitable for places such as hospitals, houses, hotels, companies and the like. After the air sterilizer is used for a long time, a lot of dust, larger particles, hairs of people and animals and the like are often accumulated at the filter screen. The accumulation of these objects on the surface of the filter screen can affect the effectiveness of the air sterilizer. When the air sterilizer is used in different places, the degree and speed of objects such as dust and the like accumulated on the filter screen are different, and the time for cleaning and replacing the filter screen is difficult to judge by workers.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides air treatment equipment with a filter screen service life state detection function, which comprises a control panel and a shell, wherein a filter screen and a fan are arranged in the shell, an air outlet is formed in the side surface and/or the top surface above the shell, the filter screen is positioned below the fan, and an air speed detection assembly is arranged at the air inlet or the air outlet of the fan; the wind speed detection assembly comprises a sensing device, a mounting seat and a sliding sheet, wherein the sensing device and the sliding sheet are arranged on the mounting seat, the mounting seat is a cylinder and is provided with an inner hole along the axial lead, the sliding sheet is arranged in the inner hole and can move up and down in the inner hole along the height direction of the mounting seat, and the sensing device can be triggered when the sliding sheet moves upwards for a certain distance; the sensing device is electrically connected with the control panel. When the air sterilizer operates normally, the fan rotates, the upper part of the sliding sheet is in a low-pressure state, the sliding sheet moves upwards to trigger the sensing device, the sensing device transmits an electric signal to the control panel, and the control panel displays the information to remind a worker that the filter screen does not need to be cleaned or replaced; when the filter screen is blocked, the sliding sheet cannot move upwards under the action of self gravity, the sensing device cannot be triggered, and the control panel can prompt workers to clean or replace the filter screen. Prevent the filter screen from being blocked to cause the air sterilizer to be damaged because of the abnormal work. And the filter screen can be prevented from accumulating excessive dust, large particles and other objects for a long time, so that bacteria breeding is avoided and the health of people is influenced.
The utility model solves the technical problem, and adopts the following technical scheme:
an air treatment device with a filter screen service life state detection function comprises a control panel and a shell, wherein a filter screen and a fan are arranged in the shell, an air outlet is formed in the side surface and/or the top surface above the shell, the filter screen is positioned below the fan, and an air speed detection assembly is arranged at the air inlet or the air outlet of the fan;
the wind speed detection assembly comprises a sensing device, a mounting seat and a sliding sheet, wherein the sensing device and the sliding sheet are arranged on the mounting seat, the mounting seat is a cylinder and is provided with an inner hole along the axial lead, the sliding sheet is arranged in the inner hole and can move up and down in the inner hole along the height direction of the mounting seat, and the sensing device can be triggered when the sliding sheet moves upwards for a certain distance;
the sensing device is electrically connected with the control panel.
Furthermore, the side wall of the inner hole is symmetrically provided with limit grooves;
the diameter of the sliding sheet is matched with that of the inner hole, and a sliding rod is arranged on the peripheral wall of the sliding sheet and extends into the limiting groove.
Furthermore, the upper end face of the mounting seat is provided with a mounting table communicated with the inner hole, the sensing device is mounted on the table face of the mounting table, and one end of the sensing device extends into the inner hole.
Furthermore, one end of the sensing device extending into the inner hole is provided with two detection blocks, and a certain distance space is arranged between the two detection blocks;
the upper end face of the sliding sheet is provided with a trigger block, and the trigger block can move between the two detection blocks so as to trigger the sensing device.
Further, fixed shrouding is still installed to the bottom of mount pad, and the bottom surface of hole lateral wall is run through downwards to the spacing groove, and the slide can separate with the mount pad.
Further, still be provided with the mounting panel between filter screen and the fan, seted up the air vent on the mounting panel, be equipped with the fixed strip on the lateral wall of air vent, wind speed detection subassembly is installed on the fixed strip.
Furthermore, an alarm device is arranged on the control panel.
Furthermore, an air speed sensor is installed at the air outlet and electrically connected with the control panel.
Furthermore, a plurality of warning lamps are arranged on the control panel and respectively correspond to a plurality of preset threshold values of the control panel.
In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:
according to the air treatment equipment with the filter screen service life state detection function, the wind speed detection assembly is added on the basis of the existing air disinfector, when the air disinfector operates normally, the fan rotates, the upper part of the sliding sheet is in a low-pressure state, the inner hole of the sliding sheet moves upwards, the trigger block moves to the middle of the two detection blocks so as to trigger the sensing device, and the sensing device transmits an electric signal to the control panel. When the filter screen is blocked, the sliding sheet cannot move upwards under the action of self gravity, the sensing device cannot be triggered, and the control alarm device on the control panel is started to prompt a worker to clean or replace the filter screen. Prevent the filter screen from being blocked to cause the air sterilizer to be damaged because of the abnormal work. And the filter screen can be prevented from accumulating excessive dust, large particles and other objects for a long time, so that bacteria breeding is avoided and the health of people is influenced.
In addition, air outlet department installs air velocity transducer, and control panel can preset a plurality of wind speed threshold values, and when the wind speed data that air velocity transducer detected reached certain wind speed threshold value, the pilot lamp corresponding with the change wind speed threshold value was lighted, and the staff can very audio-visual understanding filter screen blocking's degree through the pilot lamp.
Drawings
The utility model will now be described, by way of example, with reference to the accompanying drawings, in which:
FIG. 1 is a schematic diagram of an internal structure of an air treatment device with a filter screen life state detection function according to the present invention;
FIG. 2 is an exploded view of a wind speed sensing assembly provided by the present invention;
FIG. 3 is a schematic structural diagram of a wind speed sensing assembly provided by the present invention;
fig. 4 is a schematic structural diagram of a control panel provided in the present invention.
Icon: 110-a control panel; 111-warning light; 130-a housing; 131-a filter screen; 133-a fan; 135-air outlet; 137-a vent hole; 139-fixation bar; 141-a mounting plate; 150-a wind speed detection component; 151-sensing means; 153-a mount; 155-a slide; 157-inner bore; 159-a limiting groove; 161-fixed closing plate; 163-slide bar; 165-trigger block; 167-a mounting table; 169-a detection block; 170-alarm device; 171-wind speed sensor.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The present invention will be described in detail with reference to fig. 1 to 4.
Referring to fig. 1, an air treatment device with a filter screen life state detection function according to the present embodiment may be specifically an air sterilizer, an air purifier, an air laminar flow purifier, and the like, and may be classified into a mobile type, a cabinet type, a wall-mounted type, and an embedded (ceiling) type. Including control panel 110 and casing 130, install filter screen 131 and fan 133 in casing 130, side and/or the top surface in casing 130 top have been seted up and have been had air outlet 135, filter screen 131 all is connected with the lateral wall of casing 130 with fan 133, and filter screen 131 is located fan 133's below, install wind speed detection subassembly 150 in fan 133's air intake or air outlet department, in this embodiment, install wind speed detection subassembly 150 in fan 133's air intake department, install wind speed detection subassembly 150 between filter screen 131 and the fan 133 promptly.
The air path in the air sterilizer is from bottom to top, i.e. the air in the room sucked by the fan 133 enters the air sterilizer through the filter screen 131 at the lower end of the air sterilizer, then the air passes through the wind speed detection component 150 and the fan 133 in sequence and is discharged from the air outlet 135 above the inner cavity of the air sterilizer, the fan 133 realizes that the indoor air is sucked from the lower end of the air sterilizer through the filter screen 131 at the lower end of the air sterilizer, it is necessary to ensure that the bottom and/or the sidewall of the lower end of the air sterilizer is provided with the air inlet, and the filter screen 131 must allow air to smoothly pass through, if the filter screen 131 is clogged with dust or dirt, the air is difficult to pass through the filter screen 131 and go upward, the air inlet at the lower end of the fan 133 is blocked, so that the fan 133 cannot perform the air suction operation, and no air can flow upward through the wind speed detecting assembly 150, the fan 133 and the air outlet 135.
Referring to fig. 2, the wind speed detecting assembly 150 includes a sensing device 151, a mounting seat 153, and a sliding plate 155, and the sensing device 151 and the sliding plate 155 are disposed on the mounting seat 153. The mounting seat 153 is a cylinder and is provided with an inner hole 157 along an axial lead, the side wall of the inner hole 157 is symmetrically provided with a limiting groove 159, the limiting groove 159 penetrates through the bottom surface of the side wall of the inner hole 157 downwards, the bottom of the mounting seat 153 is provided with a groove (not shown in the figure), a fixed sealing plate 161 is arranged in the groove, and the fixed sealing plate 161 is in screw connection with the mounting seat 153. Namely, the axial hole of the mounting seat 153 is a through stepped counter bore structure, the upper part is small and the lower part is large, the axial hole with the small upper part is an inner hole 157, and the stepped hole with the large lower part is a groove.
The sliding sheet 155 is installed in the inner hole 157, the diameter of the sliding sheet 155 is matched with that of the inner hole 157, the upper end face of the sliding sheet 155 is provided with a trigger block 165, the trigger block 165 is vertically arranged in a sheet shape, and the trigger block 165 is used for triggering the sensing device 151. A slide rod 163 is inserted into the peripheral wall of the slide sheet 155, and the slide rod 163 is fitted into the stopper groove 159 and can be inserted into the stopper groove 159. The slide 155 is movable up and down in the height direction of the inner hole 157, and the slide lever 163 moves up and down in the height direction of the stopper groove 159 in synchronization with the slide 155. The limiting grooves 159 are symmetrically arranged, and the sliding rods 163 are also symmetrically arranged, so that the sliding sheet 155 is prevented from being clamped at a certain position in the inner hole 157 and being incapable of moving when moving up and down in the inner hole 157; but also can limit the sliding sheet 155 and prevent the sliding sheet 155 from rotating in the process of moving up and down.
The fixing seal plate 161 is annular and can limit the position of the slide rod 163 and prevent the slide rod from being separated from the mounting seat 153 during the falling process. In addition, the sliding pieces 155 are divided into a plurality of sizes, that is, a plurality of sliding pieces 155 with different sizes are provided according to the weight, and the sliding pieces 155 with different weight sizes can be replaced by the worker according to the use requirement in daily life.
The wind speed detection assembly 150 can detect the wind speed below the fan 133 in real time, when the filter screen 131 is not blocked, the fan 133 rotates, the wind speed detection assembly 150 keeps a starting state under the action of wind current, the sensing device 151 is electrically connected with the control panel 110, the wind speed detection assembly 150 transmits an electric signal to the control panel 110, and at the moment, information that the filter screen 131 is not blocked is displayed on the control panel 110; when the filter screen 131 is blocked, although the fan 133 rotates, the air suction operation cannot be completed, no wind flows upwards and passes through the wind speed detection assembly 150, and no wind flows through the wind speed detection assembly 150, the wind speed detection assembly 150 is in a non-working state, the control panel 110 cannot receive a signal transmitted by the wind speed detection assembly 150, information that the filter screen 131 is blocked can be displayed, and a worker can know whether the filter screen 131 needs to be cleaned and replaced through the control panel 110.
Preferably, a mounting plate 141 is further disposed between the filter screen 131 and the fan 133, a vent hole 137 is formed in the mounting plate 141, the fan 133 is mounted above the vent hole 137, and the diameter of the vent hole 137 is matched with the diameter of the fan 133, so that the fan 133 can suck air into the air sterilizer to the maximum extent and filter the air through the filter screen 131. The fixing strip 139 is arranged on the side wall of the vent hole 137, the wind speed detection component 150 is installed on the fixing strip 139, wind power can directly act on the wind speed detection component 150, and the wind speed detection component 150 can conveniently know whether the filter screen 131 is blocked or not by detecting the size of the wind power.
Referring to fig. 2 and 3, an installation platform 167 is formed downward on the upper end surface of the installation base 153, the installation platform 167 is communicated with the inner hole 157, the sensing device 151 is installed on the top surface of the installation platform 167, and one end of the sensing device 151 extends into the inner hole 157. The mounting table 167 is arranged at the upper end of the mounting seat 153 downwards, so that the height of the limiting groove 159 can be reduced, the limiting groove 159 is prevented from penetrating through the upper end face of the side wall of the inner hole 157, the sliding sheet 155 cannot be separated from the mounting seat 153 when moving upwards, and the stability of the sliding sheet 155 moving in the inner hole 157 is improved.
One end of the sensing device 151 extending into the inner hole 157 is provided with two detection blocks 169, a certain distance space is arranged between the two detection blocks 169, and when the sliding sheet 155 moves upwards for a certain distance, the trigger block 165 can move between the two detection blocks 169 to trigger the sensing device 151. In this embodiment, the sensing device 151 is a photo sensor, and when the triggering block 165 moves upward between the two detecting blocks 169, the photo sensor can block the transmission and reception, thereby triggering the sensing device 151. The use of a photosensor enables it to be more accurate in detecting the position of the trigger block 165.
Referring to fig. 4, an alarm device 170 is disposed on the control panel 110, the sensing device 151 is electrically connected to the control panel 110, when the air sterilizer is operating normally, the sliding plate 155 moves upward along the height direction of the inner hole 157, the triggering block 165 moves between the two detecting blocks 169 to trigger the sensing device 151, and the sensing device 151 transmits an electrical signal to the control panel 110. When the filter screen 131 is blocked to a certain degree, the resistance below the sliding sheet 155 is reduced, the sliding sheet 155 moves downwards under the influence of self gravity, the trigger block 165 also moves downwards, the sensing device 151 is changed from a trigger state to an unfired state, the control panel 110 cannot detect an electric signal of the sensing device 151, and the alarm device 170 is controlled to be started to remind a worker that the filter screen 131 needs to be replaced.
Referring to fig. 1 and 4 again, an air speed sensor 171 is installed at each air outlet 135, and the air speed sensor 171 is electrically connected to the control panel 110. The control panel 110 is further provided with a plurality of warning lamps 111, and the plurality of warning lamps 111 correspond to a plurality of thresholds preset by the control panel 110. When the wind speed detected by the wind speed sensor 171 exceeds a predetermined threshold value, the warning lamp 111 corresponding to the threshold value is turned on. For example, if the wind speed detected by the wind speed sensor 171 is 1m/s and the preset threshold value is 0.8m/s, the warning light 111 corresponding to 0.8m/s is turned on, otherwise the warning light 111 is turned off. The worker can easily judge the clogging degree of the filter screen 131 by observing the warning lamp 111.
It should be noted that if the air sterilizer is provided with a plurality of gears, each gear should be set to a set of threshold values. For example, if two gears are provided, two sets of thresholds need to be set, and if the wind speed in the first gear is 2 times the wind speed in the second gear, the threshold in the first set should also be 2 times the relationship of the threshold in the second set.
The above-mentioned embodiments only express the specific embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
Claims (9)
1. The utility model provides an air treatment equipment with filter screen life state detects function, includes control panel (110) and casing (130), installs filter screen (131) and fan (133) in casing (130), has seted up air outlet (135) at the side and/or the top surface of casing (130) top, and filter screen (131) are located the below of fan (133), its characterized in that: an air speed detection assembly (150) is arranged at an air inlet or an air outlet of the fan (133);
the wind speed detection assembly (150) comprises a sensing device (151), a mounting seat (153) and a sliding sheet (155), the sensing device (151) and the sliding sheet (155) are arranged on the mounting seat (153), the mounting seat (153) is a cylinder and is provided with an inner hole (157) along the axial lead, the sliding sheet (155) is arranged in the inner hole (157), the sliding sheet (155) can move up and down in the inner hole (157) along the height direction of the mounting seat (153), and the sensing device (151) can be triggered when the sliding sheet (155) moves upwards for a certain distance;
the sensing device (151) is electrically connected to the control panel (110).
2. The air treatment apparatus with filter screen life state detection function according to claim 1, characterized in that: the side wall of the inner hole (157) is symmetrically provided with limit grooves (159);
the diameter of the sliding sheet (155) is adapted to the diameter of the inner hole (157), a sliding rod (163) is arranged on the peripheral wall of the sliding sheet (155), and the sliding rod (163) extends into the limiting groove (159).
3. The air treatment apparatus with filter screen life state detection function according to claim 2, characterized in that: an installation table (167) is arranged on the upper end face of the installation base (153), the installation table (167) is communicated with the inner hole (157), the sensing device (151) is installed on the table face of the installation table (167), and one end of the sensing device (151) extends into the inner hole (157).
4. The air treatment apparatus with filter screen life state detection function according to claim 3, wherein: one end of the sensing device (151) extending into the inner hole (157) is provided with two detection blocks (169), and a certain distance space is arranged between the two detection blocks (169);
a trigger block (165) is arranged on the upper end face of the sliding sheet (155), and the trigger block (165) can move between the two detection blocks (169) to trigger the sensing device (151).
5. The air treatment apparatus with filter screen life state detection function according to claim 2, characterized in that: the bottom of mount pad (153) still installs fixed shrouding (161), and spacing groove (159) run through the bottom surface of hole (157) lateral wall downwards, and slide (155) can separate with mount pad (153).
6. The air treatment apparatus with filter screen life state detection function according to claim 1, characterized in that: still be provided with mounting panel (141) between filter screen (131) and fan (133), seted up on mounting panel (141) air vent (137), be equipped with fixed strip (139) on the lateral wall of air vent (137), wind speed detection subassembly (150) is installed on fixed strip (139).
7. The air treatment apparatus with a filter screen life state detection function according to any one of claims 1 to 6, wherein: the control panel (110) is provided with an alarm device (170).
8. The air treatment apparatus with filter screen life state detection function according to claim 1, characterized in that: an air speed sensor (171) is installed at the air outlet (135), and the air speed sensor (171) is electrically connected with the control panel (110).
9. The air treatment apparatus with filter screen life state detection function according to claim 1, characterized in that: the control panel (110) is also provided with a plurality of warning lamps (111), and the warning lamps (111) respectively correspond to a plurality of threshold values preset by the control panel (110).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122782319.2U CN216744760U (en) | 2021-11-15 | 2021-11-15 | Air treatment equipment with filter screen life state detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122782319.2U CN216744760U (en) | 2021-11-15 | 2021-11-15 | Air treatment equipment with filter screen life state detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216744760U true CN216744760U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122782319.2U Active CN216744760U (en) | 2021-11-15 | 2021-11-15 | Air treatment equipment with filter screen life state detection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216744760U (en) |
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2021
- 2021-11-15 CN CN202122782319.2U patent/CN216744760U/en active Active
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Address after: 611743, 3rd Floor, 1st Floor, No. 99 Gongjianian Road, Modern Industrial Port North Area, Pidu District, Chengdu City, Sichuan Province (B1 Building, 3rd Floor) Patentee after: Chengdu Qing'an Medical Technology Co.,Ltd. Address before: 611730 second floor, performance hall, edification star maker Park, 266 piwen Road, Deyuan town (Jingrong town), Pidu District, Chengdu City, Sichuan Province Patentee before: Chengdu Diyou Medical Technology Co.,Ltd. |