CN113588331B - Central air conditioning tuber pipe internal surface sampling system - Google Patents
Central air conditioning tuber pipe internal surface sampling system Download PDFInfo
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- CN113588331B CN113588331B CN202110842530.0A CN202110842530A CN113588331B CN 113588331 B CN113588331 B CN 113588331B CN 202110842530 A CN202110842530 A CN 202110842530A CN 113588331 B CN113588331 B CN 113588331B
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- 238000005070 sampling Methods 0.000 title claims abstract description 184
- 238000004378 air conditioning Methods 0.000 title description 4
- 239000000428 dust Substances 0.000 claims abstract description 240
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 238000009825 accumulation Methods 0.000 claims description 51
- 230000005540 biological transmission Effects 0.000 claims description 26
- 239000004744 fabric Substances 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000005286 illumination Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005303 weighing Methods 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/02—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
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- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Automation & Control Theory (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a sampling system for the inner surface of a concentrated air conditioner air pipe, which comprises a handheld module and a telescopic rod arranged on the handheld module, wherein the front end of the telescopic rod is extended to a position close to an air pipe opening, then an attitude adjusting module is fixedly arranged at the end part of the telescopic rod, a driving block servo motor and an angle adjusting servo motor in the attitude adjusting module are respectively controlled through a first adjusting wheel and a second adjusting wheel in the handheld module to adjust the extension length of the adjusting rod and the included angle between the adjusting rod and the horizontal plane, an illuminating lamp is further arranged on the attitude adjusting module to illuminate the air pipe opening area, a sampling module is hung at the end part of the adjusting rod, the module adopts an upper dust box and a lower dust box, the lower dust box can synchronously perform dust collection for two times, and finally the lower dust box is disassembled for weighing, so that the sealing effect is ensured, the problem that the dust collection is incomplete, the final sampling data is influenced is solved, and the problems that a sampling staff needs to climb a concentrated air conditioner air pipe opening dust collection and the dust collection and sampling error is easy to generate are solved.
Description
Technical Field
The invention relates to the field of air duct sampling of a centralized air conditioner, in particular to a system for sampling the inner surface of an air duct of the centralized air conditioner.
Background
According to the rule of public place health management regulation, the public place centralized air conditioner needs to be regularly detected every year, and the detection can be normally carried out after passing, and the specific operation is carried out according to the WS394-2012 rule of public place centralized air conditioner ventilation system health regulation, according to the rule, the centralized air conditioner health detection comprises three aspects of air conditioner air supply, air duct inner surface and cooling (condensation) water, in the dust accumulation amount sampling, because the robot installation and the sampling are complicated, the manual sampling mode is selected more, when in actual sampling, a sampler takes a dustproof mask, a headgear, goggles and gloves, and then spreads the dust accumulation amount sampling, in a narrow air supply opening, the dust accumulation amount sampler needs to carry a 50cm2 sampling template to climb up stairs or an elevator, avoid the sampling point of microorganisms in the air supply opening, and carry out the dust accumulation amount sampling on the air supply opening, therefore, the air duct inner surface detection has the problems of narrow operation space, long time consumption, high aseptic operation difficulty and the like, and the quality of the sample is often determined by the technical level and responsibility of sampling staff, and the working is unfavorable.
The prior art has several disadvantages: (1) The manual ladder is adopted to sample the air pipe opening, so that a sampling person is required to operate in the air, time and labor are wasted, and the sampling effect is difficult to ensure; (2) The remote control trolley or the robot is used for sampling in the air pipe, and the load bearing capacity of the inner wall of the air pipe is limited, so that the sampling is required to be carried out repeatedly, and meanwhile, an operator is required to be very skilled to ensure high quality and high efficiency of the sampling; (3) When the automatic sampling equipment is used, the accumulated dust sampling is carried out only once, and large errors exist, so that the integrality of the accumulated dust collection is difficult to ensure.
Disclosure of Invention
Aiming at the defects or improvement demands of the prior art, the invention provides a centralized air conditioner air duct inner surface sampling system which comprises a handheld module and a telescopic rod arranged on the handheld module, wherein the front end of the telescopic rod is stretched to a position close to an air duct opening, then an attitude adjusting module is fixedly arranged at the end part of the telescopic rod, a driving block servo motor and an angle adjusting servo motor in the attitude adjusting module are respectively controlled through a first adjusting wheel and a second adjusting wheel in the handheld module to adjust the stretching length of the adjusting rod and the included angle between the adjusting rod and the horizontal plane, an illuminating lamp is further arranged on the attitude adjusting module to illuminate the air duct opening area, a sampling module is hung at the end part of the adjusting rod, the module adopts an upper dust box and a lower dust box, the lower dust box can synchronously collect dust twice, and finally the lower dust box is disassembled to weigh, so that the sealing effect is ensured, the influence on final sampling data is prevented, and the problems that sampling staff need to sample the collected dust of a centralized air conditioner air duct opening and sampling error is easy to generate are solved.
In order to achieve the above object, according to the present invention, there is provided a system for sampling an inner surface of an air duct of a central air conditioner, comprising:
The device comprises a handheld module, a rotating module, a supporting module, an attitude adjusting module and a sampling module, wherein the rotating module is rotationally connected to the top of the supporting module and used for adjusting the angle in a horizontal plane;
The sampling module comprises an upper dust box and a lower dust box, the lower dust box is detachably connected to the bottom of the upper dust box, the upper dust box is arranged on the gesture adjusting module, the upper dust box comprises a box body dust door, a sampling module battery pack, a dust accumulation driving motor, a second dust accumulation rod and a transmission interface, the dust accumulation driving motor is fixedly connected to the upper dust box, the second dust accumulation rod is in transmission connection with the dust accumulation driving motor, and the transmission interface is fixedly connected to the tail end of the second dust accumulation rod and in transmission connection with the dust accumulation driving motor;
The lower dust box comprises a first dust collecting rod, an L-shaped sliding door, dust collecting cloth, a dust collecting plate and a disposable dust collecting box, wherein the L-shaped sliding door is in sliding connection with the disposable dust collecting box, the dust collecting plate is fixedly connected to the bottom end of the L-shaped sliding door, the top end of the first dust collecting rod is rotationally connected to the L-shaped sliding door, the dust collecting cloth is fixedly connected to the bottom end of the first dust collecting rod, and the first dust collecting rod is in transmission connection with the transmission interface.
Further, the handheld module comprises a handheld control box, a telescopic rod motor and a telescopic rod are arranged in the handheld control box, the telescopic rod motor is in transmission connection with the telescopic rod, and the gesture adjusting module is arranged at the tail end of the telescopic rod.
Further, the gesture adjustment module includes adjusting lever drive block, gesture adjustment box body, adjusting lever and angle adjustment servo motor, gesture adjustment box body with telescopic link fixed connection, angle adjustment servo motor with adjusting lever drive block transmission is connected, the adjusting lever with adjusting lever drive block sliding connection, the latter is used for the drive the adjusting lever slides back and forth, the sampling module is located the end of adjusting lever.
Further, the handheld module comprises a distance indicator lamp, a handheld handle, a handheld module fixing shaft sleeve, a first charging port, a first adjusting wheel, a telescopic rod switch and a second adjusting wheel, wherein the handheld handle is fixedly connected with the handheld control box, the handheld module fixing shaft sleeve is arranged on two sides of the handheld control box and is rotationally connected with the rotating module, and the telescopic rod switch is arranged on the handheld handle and is communicated with the telescopic rod motor circuit;
A control center and a telescopic rod battery pack are arranged in the handheld control box, and the control center is respectively in signal communication with the distance indicator lamp, the first adjusting wheel, the second adjusting wheel and the angle adjusting servo motor;
the first charging port is formed in the surface of the handheld control box and is communicated with a telescopic rod battery pack circuit, and the telescopic rod battery pack is used for supplying power to the telescopic rod motor, the control center and the distance indicator lamp.
Further, the gesture adjusting module comprises a driving block servo motor, a gesture adjusting module battery pack, a second charging port, an illuminating lamp and a sampling module fixing hook, wherein the sampling module fixing hook is fixedly arranged at the top of the gesture adjusting box body and is in contact connection with the adjusting rod, and the illuminating lamp is fixedly arranged at the front end of the gesture adjusting box body and is used for providing illumination for sampling personnel;
The driving block servo motor is fixedly arranged on the adjusting rod driving block and is in transmission connection with the adjusting rod, and is used for driving the adjusting rod to slide on the adjusting rod driving block;
The second charging port is arranged on the surface of the gesture adjustment box body, a gesture adjustment module battery pack circuit inside the gesture adjustment box body is communicated and used for charging the gesture adjustment module battery pack through an external power supply, and the gesture adjustment module battery pack is used for supplying power to the driving block servo motor, the illuminating lamp and the angle adjustment servo motor;
the driving block servo motor is in signal communication with the control center.
Further, the sampling module comprises a mounting rod, a third charging port and a distance sensor, wherein the mounting rod is fixedly connected to the top of the upper dust box and is in contact connection with the sampling module fixing hook;
the distance sensor is fixedly arranged at the bottom of the lower dust box and is in signal intercommunication with the control center, and is used for sensing the distance between the sampling box body and the bottom of the air pipe opening of the central air conditioner, the third charging opening is formed in the surface of the upper dust box and is in circuit communication with the battery pack of the sampling module, and the battery pack of the sampling module is used for supplying power to the dust driving motor.
Further, the rotary module comprises a rotary module fixing shaft sleeve, a rotary tripod head and a rotary module fixing shaft, wherein the rotary module fixing shaft sleeve is fixedly installed at the bottom of the rotary tripod head and is rotationally connected with the support module, the axis of the rotary module fixing shaft is horizontally arranged on the rotary tripod head, and the rotary module fixing shaft is rotationally connected with the handheld module fixing shaft sleeve.
Further, the support module comprises a first support rod and a second support rod which are in threaded connection, and the first support rod is in rotary connection with the rotary module fixing shaft sleeve.
Further, the second support rod comprises a side sliding groove, a pedal, a sliding block support, a sliding block shaft, a pedal sliding block and a tripod, wherein the side sliding groove is vertically arranged in the second support rod, the sliding block support is arranged in the second support rod, and two ends of the sliding block shaft are fixedly arranged on the sliding block support;
the pedal sliding block is connected to the sliding block shaft in a sliding way, the pedal is fixedly connected to the sliding block shaft, and the pedal is connected with the sideslip groove in a sliding way;
The tripod is rotationally connected to the bottom of the pedal slider, a torsion spring is sleeved on the rotational connecting shaft, and the torsion spring is fixedly connected with the tripod and the pedal slider respectively.
In general, the above technical solutions conceived by the present invention, compared with the prior art, enable the following beneficial effects to be obtained:
1. the invention provides a sampling system for the inner surface of a concentrated air conditioner air pipe, which adopts a handheld module and a telescopic rod arranged on the handheld module, wherein the front end of the telescopic rod extends to a position close to an air pipe opening, then an attitude adjusting module is fixedly arranged at the end part of the telescopic rod, a driving block servo motor and an angle adjusting servo motor in the attitude adjusting module are respectively controlled through a first adjusting wheel and a second adjusting wheel in the handheld module to adjust the extending length of the adjusting rod and the included angle between the adjusting rod and the horizontal plane, an illuminating lamp is further arranged on the attitude adjusting module to illuminate the air pipe opening area, a sampling module is hung at the end part of the adjusting rod, the module adopts an upper dust box and a lower dust box, the lower dust box can synchronously perform dust collection for two times, and finally the lower dust box is detached for weighing, so that the sealing effect is ensured, the problem that the dust collection is incomplete, the final sampling data is influenced is solved, and the problems that a sampling staff needs to climb a concentrated air conditioner air pipe opening dust sampling and sampling errors are easy to generate are solved.
2. The invention provides a sampling system for the inner surface of an air pipe of a centralized air conditioner, which is characterized in that a lower dust box is arranged in a sampling module adopted by the system, dust collection is carried out by adopting a method of pushing an L-shaped horizontal scraping plate into a disposable dust box, the bottom of the disposable dust box adopts an arc-shaped structure, a dust plate is matched with dust cloth positioned in front of the dust box, the dust collection can be synchronously carried out twice, the whole space between the lower dust box and the upper dust box is not communicated, the dust can be ensured to be collected in the lower dust box in a sealed manner, and finally the lower dust box is detached for weighing, so that the collection accuracy is ensured, the incomplete collection of dust collection is prevented, the final sampling data is influenced, and the problems that sampling staff need to climb a ladder for collecting dust at the air pipe opening of the centralized air conditioner and sampling errors are easy to generate are solved.
3. The invention provides a sampling system for the inner surface of an air pipe of a centralized air conditioner, which adopts a rotary wiping component comprising a rotary wiping push rod, an electric push rod, wiping cloth and a rotary wiping motor, wherein after the electric push rod is started, the rotary wiping push rod with the hinged lower end is pushed to an opening part of a dust accumulation box, the rotary wiping motor is hinged at the bottom end of the rotary wiping push rod, and the wiping cloth is fixed on a motor shaft.
4. The invention provides a sampling system for the inner surface of an air pipe of a centralized air conditioner, wherein a distance sensor is arranged at the bottom of a sampling module, a distance indicator is arranged on the surface of a handheld module, when the distance sensor displays that the distance between the bottom of the sampling module and the inner surface of an air pipe opening meets the sampling requirement, the distance indicator reminds sampling personnel, and meanwhile, the distance sensor sends a signal to a control center, and then the control center sends a signal to a rotary wiping assembly and a horizontal pushing assembly to respectively perform first dust accumulation sampling and second dust accumulation sampling, so that the operation process of the sampling system is ensured to meet the standard sampling specification.
5. The invention provides a centralized air conditioner air duct inner surface sampling system, which comprises a first supporting rod and a second supporting rod which are in threaded connection, wherein the required height can be freely adjusted, the top of the first supporting rod is fixedly connected with a rotary tripod head through a rotary module fixing shaft sleeve, the angle of the tripod head in the horizontal plane can be adjusted, in addition, the rotary tripod head is provided with a rotary module fixing shaft which is rotationally connected with a handheld module fixing shaft sleeve on two sides of a handheld module, and the combination mode of the handheld module, the rotary module and the supporting module provides convenience for a sampler's adjustment system and can more efficiently start dust accumulation sampling work.
6. The invention provides a sampling system for the inner surface of an air duct of a central air conditioner, wherein a side chute, a pedal, a sliding block support, a sliding block shaft, a pedal sliding block and a tripod are arranged at the bottom of a second supporting rod in a supporting module, after the system is moved to a position close to an air duct opening, the pedal on the side surface of the second supporting rod slides downwards from the side chute, the pedal sliding block can slide downwards from a vertical sliding block shaft, the tripod is rotationally connected to the bottom of the pedal sliding block, the sliding block support is horizontally arranged at two ends of the sliding block shaft and is fixed in the second supporting rod, and as the connecting part of the tripod and the pedal sliding block is provided with a torsion spring, the tripod automatically opens under the pushing of the torsion spring after sliding out from the bottom of the second supporting rod, so that the bottom of the sampling system contacts with the ground, and the tripod structure can provide stable support for the system.
Drawings
Fig. 1 is a schematic structural diagram of a sampling system for an inner surface of an air duct of a central air conditioner according to an embodiment of the present invention;
Fig. 2 is a schematic structural diagram of a handheld module and an attitude adjustment module of a central air conditioning air duct inner surface sampling system according to an embodiment of the present invention;
Fig. 3 is a partial enlarged view B of a sampling system for an inner surface of an air duct of a central air conditioner according to an embodiment of the present invention;
FIG. 4 is a front view of a sampling system for the inner surface of a duct of a centralized air conditioner according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view A-A of a system for sampling the inner surface of a duct of a central air conditioner according to an embodiment of the present invention
FIG. 6 is a schematic diagram of a rotating module and a supporting module of a sampling system for the inner surface of an air duct of a central air conditioner according to an embodiment of the present invention;
FIG. 7 is a cross-sectional view C-C of a system for sampling the interior surface of a duct of a centralized air conditioner according to an embodiment of the present invention;
Fig. 8 is a schematic diagram of a sampling module structure of a sampling system for an inner surface of an air duct of a central air conditioner according to an embodiment of the present invention;
Fig. 9 is a partial enlarged view D of a sampling system for an inner surface of an air duct of a central air conditioner according to an embodiment of the present invention;
Fig. 10 is a schematic diagram of a sampling module structure of a sampling system for an inner surface of an air duct of a central air conditioner according to an embodiment of the present invention;
FIG. 11 is a schematic structural diagram of a box on a sampling module of a sampling system for an inner surface of an air duct of a centralized air conditioner according to an embodiment of the present invention;
fig. 12 is a schematic diagram of a structure of a sampling module lower assembly of a sampling system for an inner surface of an air duct of a central air conditioner according to an embodiment of the present invention.
Like reference numerals denote like technical features throughout the drawings, in particular: 1-hand-held module, 2-rotation module, 3-support module, 4-gesture adjustment module, 5-sampling module, 11-distance indicator lamp, 12-hand-held control box, 13-hand-held handle, 14-hand-held module fixing sleeve, 15-first charging port, 16-first adjusting wheel, 17-telescopic rod switch, 18-second adjusting wheel, 21-rotation module fixing sleeve, 22-rotation cradle head, 23-rotation module fixing shaft, 31-first support rod, 32-second support rod, 41-adjustment rod driving block, 42-gesture adjustment box body, 43-adjustment rod, 44-angle adjustment servo motor, 51-sampling box body, 52-dust separation plate, 53-box body dust door, 54-rotation wiping component 55-horizontal pushing assembly, 56-dust box, 57-dust box sealing plate, 58-electromagnetic group, 59-sterile dust collection module, 121-telescopic rod motor, 122-control center, 123-telescopic rod, 124-telescopic rod battery pack, 321-side sliding chute, 322-pedal, 323-sliding block bracket, 324-sliding block shaft, 325-pedal sliding block, 326-tripod, 411-driving block servo motor, 421-attitude adjustment module battery pack, 422-second charging port, 423-lighting lamp, 431-sampling module fixed hook, 511-mounting rod, 512-third charging port, 513-sampling module battery pack, 514-distance sensor, 515-dust collection working window, 541-rotary wiping push rod, 542-electric push rod, 543-push rod fixing groove, 544-wiping cloth, 545-rotary wiping motor, 551-horizontal pushing motor, 552-horizontal scraper, 553-fixing block sliding rail, 554-scraper fixing block, 591-first dust accumulating rod, 592-L-shaped sliding door, 593-dust accumulating cloth, 594-dust accumulating plate, 595-dust accumulating driving motor, 596-second dust accumulating rod, 597-transmission interface and 598-disposable dust accumulating box.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention. In addition, the technical features of the embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
As shown in fig. 1-10, the invention provides a system for sampling the inner surface of an air duct of a central air conditioner, which comprises a handheld module 1, a rotating module 2, a supporting module 3, an attitude adjusting module 4 and a sampling module, wherein the handheld module 1 is supported and installed on the rotating module 2, the rotating module 2 is rotatably connected to the top of the supporting module 3, the latter is stably supported on the ground, the handheld module 1 has a manual control function and comprises a handheld handle 13, a telescopic rod motor 121 and a telescopic rod 123, the attitude adjusting module 4 is fixedly installed at the tail end of the telescopic rod 123, an operator can hold the handheld handle 13 to align with the air duct of the central air conditioner to be sampled, then starts the telescopic rod motor 121 to drive the telescopic rod 123 to extend to be close to the air duct, further, the sampling module 5 is hung at the tail end of the attitude adjusting module 4, the hand-held module 1 can control the posture adjustment module 4 to adjust the horizontal angle and the distance in the air inlet opening, so that the latter can carry the sampling module 5 to the position required by sampling in the air inlet opening, the hand-held module 1 and the sampling module 5 are respectively provided with a distance indicator 11 and a distance sensor 514 which are in signal communication, the consistency of the sampling module 5 on the inner surface of the air inlet opening is conducive to adjustment, the dust accumulation sampling process is ensured to conform to the sanitary specification of a public place centralized air-conditioning ventilation system, finally the sampling module 5 is started to automatically perform dust accumulation sampling, the sampling system can be quickly fixed and adjusted to the direction through the support module 3 and the rotation module 2, then the sampling module at the tail end is carried to the position required by the air inlet opening dust accumulation sampling through the hand-held module 1 and the posture adjustment module 4, and finally automatic dust accumulation sampling is performed, and the problem that when sampling personnel perform dust accumulation amount sampling, the dust accumulation amount is performed due to narrow operation space is solved, the problem that the sampling accuracy and the sampling efficiency are affected due to high aseptic operation difficulty.
Further, as shown in fig. 1, fig. 2, fig. 4, fig. 5 and fig. 10, the hand-held module 1 includes a distance indicator 11, a hand-held control box 12, a hand-held handle 13, a hand-held module fixing sleeve 14, a first charging port 15, a first adjusting wheel 16, a telescopic rod switch 17 and a second adjusting wheel 18, wherein the hand-held handle 13 is arranged at the tail of the hand-held control box 12, so as to be convenient for a sampling personnel to hold, the other end corresponding to the hand-held handle 13 is provided with an end opening on the hand-held control box 12, further, a telescopic rod motor 121, a control center 122, a telescopic rod 123 and a telescopic rod battery pack 124 are fixedly arranged in the hand-held control box 12, the first charging port 15 arranged at the side of the hand-held control box 12 is in circuit communication with the telescopic rod battery pack 124, the latter can be charged through an external power supply, the telescopic rod motor 121 is in driving connection with the telescopic rod 123, the latter can be driven to extend outwards or retract into the hand-held control box 12 through the end opening, the telescopic process can be controlled by a telescopic rod switch 17 arranged on the hand-held handle 13, the telescopic rod battery pack 124 respectively supplies power to a telescopic rod motor 121, a control center 122 and a distance indicator lamp 15, when a distance sensor 514 at the bottom of the sampling module 5 approaches the bottom of a wind pipe opening, the distance sensor 514 sends a signal to the control center 122 for processing, when the control center 122 judges that the distance meets the dust accumulation sampling requirement, the signal is sent to the distance indicator lamp 11 to light the distance indicator lamp 11 to remind sampling personnel, preferably, the number of the distance indicator lamps 11 corresponds to that of the distance sensor 514, the first regulating wheel 16 and the second regulating wheel 18 are fixedly arranged on the top of the hand-held control box 12, further, the first regulating wheel 16 and the second regulating wheel 18 are arranged on the surface of the hand-held module 1, the signals can be sent to the control center 122 through rotating the first regulating wheel 16 and the second regulating wheel 18, the control center 122 then sends a signal to the posture adjustment module 4 for posture adjustment. Further, the fixed axle sleeve 14 axis level of handheld module sets up, fixed connection in the both sides of handheld control box, with rotary module 2 hub connection, and through holding handheld handle 13 sled about, the contained angle between adjustable handheld module 1 and the horizontal plane, this sampling system does not need the sampling personnel to climb to the tuber pipe height and samples, only need at the handheld module 1 angle of ground adjustment to drive telescopic link 123 be close the tuber pipe mouth can.
Further, as shown in fig. 1,2, 3 and 5, the posture adjustment module 4 includes an adjustment rod driving block 41, a posture adjustment box 42, an adjustment rod 43 and an angle adjustment servo motor 44, wherein the posture adjustment box 42 is fixedly connected to the extended end of the telescopic rod 123, the angle adjustment servo motor 44 is fixedly installed on the top surface of the posture adjustment box 42, the adjustment rod driving block 41 is rotatably connected with the posture adjustment box 42, and the axis thereof is horizontally arranged, the adjustment rod driving block 41 is in transmission connection with the angle adjustment servo motor 44, the latter can drive the adjustment rod driving block 41 to rotate by an angle, the adjustment rod 43 is slidably connected with the adjustment rod driving block 41, a sampling module fixing hook 431 is provided at the end of the adjustment rod 43, further, the adjustment rod driving block 41 includes a driving block servo motor 411 fixedly installed thereon, the motor is in transmission connection with the telescopic rod 123, the telescopic rod 123 can be driven to slide forwards or backwards on the adjusting rod driving block 41, the sampling module 5 is mounted on the sampling module fixing hook 431, the sampling module 5 can be carried to a position required by dust accumulation and sampling of an air pipe opening through adjusting the angle and the extension length of the telescopic rod 123, further, the posture adjusting box body 42 comprises a posture adjusting module battery pack 421, a second charging opening 422 and an illuminating lamp 423, the posture adjusting module battery pack 421 and the second charging opening 422 are fixedly arranged on the posture adjusting box body 42, the former is used for supplying power for the illuminating lamp 423, the driving block servo motor 411 and the angle adjusting servo motor 44, the second charging opening 422 is in circuit communication with the posture adjusting module battery pack 421, an external power supply can charge the latter, preferably, the illuminating lamp 423 is fixedly arranged at the front end of the posture adjusting box body 42 and illuminates the air pipe opening, providing a good line of sight for the sampling personnel. Further, when the first adjusting wheel 16 and the second adjusting wheel 18 rotate, signals are respectively sent to the control center 122, and then the control center 122 respectively sends signals to the driving block servo motor 411 and the angle adjusting servo motor 44, so that the function that a sampling person can control the angle and the extending length of the adjusting rod 43 on the handheld module 1 is achieved, the gesture adjusting module 4 adopted by the system is in signal intercommunication with the control center 122, the extending length and the angle of the adjusting rod 43 can be flexibly controlled, the front end mounted sampling module 5 can be guaranteed to be fast close to a narrow air pipe opening sampling position, and the operation of using a ladder frame by an operator is avoided.
Further, as shown in fig. 1,2, 3, 8, 9 and 10, the sampling module 5 includes a sampling box body 51, a dust separation plate 52, a box body dust door 53, a dust box 56, a dust box sealing plate 57 and an electromagnetic group 58, where the sampling box body 51 is a box body structure with a dust collection working window 515 and a side opening at the bottom, the dust collection working window 515 is an area for sampling actual dust collection, the area of the dust collection working window 515 can be designed according to sampling standards and requirements, the opening is hinged with the box body dust door 53, the inside of the dust collection working window is divided into a standby cavity on the upper side and a dust collection cavity on the lower side by the dust separation plate 52, the dust separation plate 52 has an effect of preventing dust from rising during dust collection, a mounting rod 511 and a third charging port 512 are fixedly installed on the upper surface of the sampling box body 51, the mounting rod 511 is used for mounting the sampling module 5 on a sampling module fixing hook 431, the third charging port is in communication with a sampling module battery pack 513 in the standby cavity, a power supply is used for charging, the sampling module battery pack is preferably provided with a disk-shaped hook 431, and an inner wall 431 is further attached to the sampling hook 431 is further fixed to the inner wall of the sampling module, and the two end walls are easily attached to the sampling hook 431, and the inner wall of the sampling hook is easily attached to the sampling module is fixed, and the inner wall of the sampling hook is fixed, and the sampling hook is attached to the inner wall of the sampling module is easily attached to the upper hook frame. The bottom of the sampling box body 51 is also provided with a distance sensor 514, and when the distance sensor is close to the bottom of the air duct opening, the distance indicator lamp 11 is lightened to remind sampling personnel, so that the efficiency and accuracy of dust accumulation sampling are improved. Further, the top of the dust box sealing plate 57 is fixed with an iron strip, and is in a vertical state and is in sliding connection with the dust box 56, the electromagnetic group 58 is fixedly installed at the bottom of the standby cavity, the position corresponds to the iron strip at the top of the dust box sealing plate 57, when the electromagnetic group 58 is electrified to generate magnetic force, the dust box sealing plate 57 is adsorbed, the iron strip is tightly adhered to the dust separation plate 52, otherwise, the iron strip is not adsorbed, the dust box sealing plate 57 falls down to encapsulate and store the dust box 56, so that dust in the interior is prevented from falling out, the sampling module battery pack 513 is in circuit communication with the electromagnetic group 58, preferably, the standby electromagnetic group 58 and the dust box sealing plate 57 can be placed in the standby cavity, so that replacement is convenient, the sampling module 5 in the sampling system is strictly sealed in the dust collecting process, is separated into the standby cavity and the dust box cavity through the dust separation plate 52, and the dust box body 51 are respectively sealed through the dust box sealing plate 57 and the box body dust prevention door 53, and the dust sampling is ensured to be strictly executed according to the standard.
8-10, The sampling module 5 further includes a rotary wiping component 54 and a horizontal pushing component 55, where the rotary wiping component 54 is disposed at one end of the dust collecting cavity near the dust collecting working window 515, and the dust collecting box 56 is disposed at the bottom of the other end of the dust collecting cavity, the opening of the dust collecting box 56 faces the rotary wiping component 54, and the horizontal pushing component 55 is mounted at the edge of the dust collecting window 515 at the bottom of the dust collecting cavity, where the rotary wiping component 54 includes a rotary wiping push rod 541, an electric push rod 542, a push rod fixing slot 543, a wiping cloth 544, and a rotary wiping motor 545, the push rod fixing slot 543 is vertically and fixedly mounted on the side of the dust collecting cavity, the side is opposite to the opening of the dust collecting box 56, the electric push rod 542 is powered by the battery pack 513 of the sampling module, and can be extended or retracted downwards, the electric push rod 542 is vertically and fixedly mounted in the push rod fixing slot 543, when the extended end is hinged with the rotary push rod 541, the bottom end of the rotary wiping push rod is pushed by the dust collecting box 56 toward the edge of the dust collecting box 515 by the dust collecting box 56, the wiping motor 545 is hinged with the rotary wiping window 545, and the dust collecting box is driven by the rotary wiping motor 545, and the rotary wiping window is correspondingly driven by the rotary wiping motor 545, and the dust collecting box is driven by the rotary wiping window and the rotary wiping window, and the dust collecting box is driven by the rotary dust collecting box and the dust. Further, the horizontal pushing assembly 55 includes a horizontal pushing motor 551, a horizontal scraper 552, a fixed block slide rail 553, and a scraper fixed block 554, where the scraper fixed block 554 is slidably connected with the fixed block slide rail 553, and the fixed block 554 is fixed along the edge of the dust collecting working window 515, the horizontal pushing motor 551 is fixedly installed at one end of the fixed block slide rail 553, the scraper fixed block 554 is in transmission connection with the fixed block slide rail 553, and a horizontal scraper 552 is fixed on the scraper fixed block 554, the cross section of the horizontal scraper 552 is arc-shaped, the length of the horizontal scraper 552 is the same as the edge of the dust collecting working window 515, and the bottom of the horizontal scraper is in contact with the bottom of the air duct opening, after the rotary wiping assembly 54 works, the sampling module battery pack 513 supplies power to the horizontal pushing motor 551, and the scraper fixed block 554 is pushed from the edge far from the opening of the dust collecting working window 515 to the other end, so as to achieve the purpose of secondary dust collecting sampling, ensure that the dust in the area of the dust collecting working window 515 is collected completely, and the two times of dust collecting sampling begins after the control center 122 sends a signal, and the signal is sent from the bottom of the sensor 514, and the sampling module is removed after the distance from the bottom of the sensor 514 reaches the sampling module 5, and the sampling module is removed, and the cleaning module is required.
Further, as shown in fig. 1, 11 to 12, as a preferred embodiment of the sampling module 5, the sampling module 5 includes a dust-free module 59 including an upper dust box and a lower dust box which are detachably connected, the upper dust box is also rotatably connected with a box body dust door 57 for preventing dust from entering, is mounted on the posture adjusting module 4 at the top thereof by a mounting lever 511, and the lower dust box includes a first dust bar 591, an L-shaped sliding door 592, a dust cloth 593, a dust plate 594 and a disposable dust box 598, wherein the L-shaped sliding door 592 is slidably connected to the side surface of the disposable dust box 598, the L-shaped sliding door 592 is hermetically covered on the opening surface of the disposable dust box 598 when the former slides inward, the dust cloth 593 is fixedly connected to the bottom end of the first dust bar 591, the top of the first dust bar 591 is rotatably connected to the L-shaped sliding door 592, the bottom end of the L-shaped sliding door 592 is provided with a dust accumulation plate 594, the dust accumulation plate 594 can scrape dust on the bottom surface of an air pipe opening into the disposable dust accumulation box 598 in the closing process of the L-shaped sliding door 592 to the disposable dust accumulation box 598, further, the upper dust accumulation box comprises a sampling module battery pack 513, a dust accumulation driving motor 595, a second dust accumulation rod 596 and a transmission interface 597, the upper dust accumulation box is of a box body structure with a downward extending plate-shaped protruding side, the dust accumulation driving motor 595 is horizontally and fixedly connected to the extending plate, the second dust accumulation rod 596 can transversely extend outwards under the driving of the motor, the transmission interface 579 is fixedly connected to the tail end of the second dust accumulation rod 596, the transmission interface 579 is in transmission connection with the driving motor 595, the transmission interface 579 is connected with the first dust accumulation rod 591 and is used for transmitting power to the first dust accumulation rod 591, so that the dust accumulation cloth 593 rotates to accumulate dust, meanwhile, the L-shaped sliding door 592 is pushed into the disposable dust box 598 under the pushing of the second dust rod 596, in the pushing process, the dust cloth 593 and the dust plate 594 respectively play roles of primary dust accumulation and secondary dust accumulation, so that the dust accumulation effect and the sealing effect of the sampling module 5 are ensured, preferably, the dust cloth 593 can adopt a size with a circular area of 25 square centimeters, and the dust plate 594 can be arranged as a section of strip arc edge of the circular shape, so that the collection area is ensured to meet the relevant regulations. Because the lower dust box is detachably connected to the bottom of the upper dust box, the lower dust box can be detached to carry out integral bearing after dust accumulation is finished, and then the integral weight is subtracted by the weight of other parts except the disposable dust box 598, so that the accurate weight of the final dust accumulation can be obtained.
Further, as shown in fig. 1, 2, 6 and 7, the rotary module 2 includes a rotary module fixing shaft sleeve 21, a rotary holder 22 and a rotary module fixing shaft 23, where the rotary holder 22 is in a concave structure, and the rotary module fixing shaft 23 with a horizontal axis is disposed in a concave position, and is rotatably connected with the hand-held module fixing shaft sleeve 14, so as to form a support for the hand-held module 1, and further, the support module 3 includes a first support rod 31 and a second support rod 32 screwed at a lower end thereof, and the extension length of the first support rod 31 can be adjusted by rotating the first support rod 31, so as to adjust the height of the hand-held module 1, the rotary module fixing shaft sleeve 21 is fixedly mounted at the bottom of the rotary holder 22, and the shaft sleeve is rotatably connected to the top of the first support rod 31, so that the rotary holder 22 can horizontally rotate at the top of the support module 3, thereby facilitating the operator to align the hand-held module 1 to the direction of the wind pipe opening. Further, the second support bar 32 includes a side sliding groove 321, a pedal 322, a sliding support 323, a sliding shaft 324, a pedal sliding block 325, and a tripod 326, the first support bar 31 and the second support bar 32 are hollow structures, the sliding support 323 is a double-layer horizontal structure, and is disposed in the second support bar 32 near the bottom, the sliding support 323 equally divides the plane space in the second support bar 32 into three parts, the sliding shaft 324 is vertically and fixedly disposed in the center of the double-layer horizontal structure, the pedal sliding block 325 is slidably connected to the sliding shaft 324, the pedal sliding block 324 is provided with a pedal extending from the side wall of the second support bar 32, the side wall is provided with a through side sliding groove 321 for yielding, the pedal sliding block 325 can slide up and down along the sliding shaft 324 by pushing and pulling the pedal 322, the sliding support 323 of the double-layer horizontal structure has a limiting function at two ends during the sliding process, further, the tripod 326 is of three leg structures, and is rotatably connected to the bottom of the pedal slider 325, preferably, a torsion spring is disposed at the rotational connection position of the tripod 326 and the pedal slider 325, when the three leg structures extend from the bottom end of the second support rod 32, the torsion spring pushes the tripod 326 to open to form stable legs, the hand-hold module 1, the rotating module 2 and the support module 3 all form good support, so that a sampling person can directly fix the ground near the wind pipe opening to start operation, and after the sampling is completed, the tripod 326 can be stored only by lifting the protruding part of the pedal slider 325 from the sideslip groove 321, so that the operation is efficient and convenient, the rotating module 2 and the support module 3 used in the sampling system can realize rapid fixation before sampling, and adjustment of the height and the horizontal angle, the preparation time before dust accumulation sampling is saved, and the efficiency of sampling work is improved.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (7)
1. A centralized air conditioner tuber pipe internal surface sampling system, characterized by comprising:
The device comprises a handheld module (1), a rotating module (2), a supporting module (3), a posture adjusting module (4) and a sampling module (5), wherein the rotating module (2) is rotationally connected to the top of the supporting module (3) and used for adjusting an angle in a horizontal plane, and the handheld module (1) is rotationally connected with the rotating module (2) and used for adjusting the angle in a vertical plane;
The handheld module (1) comprises a handheld control box (12), a telescopic rod motor (121) and a telescopic rod (123) are arranged in the handheld control box (12), the telescopic rod motor (121) is in transmission connection with the telescopic rod (123), and the gesture adjusting module (4) is arranged at the tail end of the telescopic rod (123);
The sampling module (5) comprises a sterile dust accumulation module (59), the sterile dust accumulation module (59) comprises an upper dust accumulation box and a lower dust accumulation box which are detachably connected, the upper dust accumulation box is rotatably connected with a box body dust door (53), and the upper dust accumulation box is arranged on the gesture adjusting module (4);
The gesture adjusting module (4) comprises an adjusting rod driving block (41), a gesture adjusting box body (42), an adjusting rod (43) and an angle adjusting servo motor (44), wherein the angle adjusting servo motor (44) is in transmission connection with the adjusting rod driving block (41), the adjusting rod (43) is in sliding connection with the adjusting rod driving block (41), the adjusting rod driving block (41) is used for driving the adjusting rod (43) to slide back and forth, the sampling module (5) is arranged at the tail end of the adjusting rod (43), and the gesture adjusting box body (42) is fixedly connected with the telescopic rod (123);
the sampling module (5) further comprises a distance sensor (514), wherein the distance sensor (514) is fixedly arranged at the bottom of the lower dust box and is used for sensing the distance between the sampling box body (51) and the bottom of the air pipe opening;
The lower dust box comprises a first dust rod (591), an L-shaped sliding door (592), dust cloth (593), a dust plate (594) and a disposable dust box (598), wherein the L-shaped sliding door (592) is connected to the side surface of the disposable dust box (598) in a sliding way, when the former slides towards the inside of the disposable dust box (598), the L-shaped sliding door (592) is used for sealing and covering the opening surface of the disposable dust box (598), the dust cloth (593) is fixedly connected to the bottom end of the first dust rod (591), the top of the first dust rod (591) is rotationally connected to the L-shaped sliding door (592), the dust plate (594) is arranged at the bottom end of the L-shaped sliding door (592), and the dust plate (594) can scrape dust at the bottom surface of the air pipe opening into the disposable dust box (598) in the closing process of the disposable dust box (598);
The upper dust box comprises a sampling module battery pack (513), a dust collecting driving motor (595), a second dust collecting rod (596) and a transmission interface (597), wherein the upper dust box is of a box body structure with a side extending downwards and protruding downwards, the dust collecting driving motor (595) is horizontally and fixedly connected to the extending plate, the second dust collecting rod (596) transversely extends outwards under the driving of the motor, the transmission interface (597) is fixedly connected to the tail end of the second dust collecting rod (596), the transmission interface (597) is in transmission connection with the dust collecting driving motor (595), and the first dust collecting rod (591) is in transmission connection with the transmission interface (597) and used for conducting power to the first dust collecting rod (591), so that the dust collecting cloth (593) rotates to collect dust, and the L-shaped sliding door (592) pushes the dust collecting box (598) downwards under the pushing of the second dust collecting rod (596).
2. The system for sampling the inner surface of an air duct of a centralized air conditioner according to claim 1, wherein the handheld module (1) further comprises a distance indicator lamp (11), a handheld handle (13), a handheld module fixing shaft sleeve (14), a first charging port (15), a first adjusting wheel (16), a telescopic rod switch (17) and a second adjusting wheel (18), the handheld handle (13) is fixedly connected to the handheld control box (12), the handheld module fixing shaft sleeve (14) is arranged on two sides of the handheld control box (12) and is in rotary connection with the rotary module (2), and the telescopic rod switch (17) is arranged on the handheld handle (13) and is in circuit communication with the telescopic rod motor (121);
A control center (122) and a telescopic rod battery pack (124) are arranged in the handheld control box (12), and the control center (122) is in signal intercommunication with the distance indicator lamp (11), the first regulating wheel (16), the second regulating wheel (18) and the angle adjusting servo motor (44) respectively;
The first charging port (15) is formed in the surface of the handheld control box (12) and is in circuit communication with the telescopic rod battery pack (124), and the telescopic rod battery pack (124) is used for supplying power to the telescopic rod motor (121), the control center (122) and the distance indicator lamp (11).
3. The system for sampling the inner surface of an air duct of a centralized air conditioner according to claim 2, wherein the posture adjustment module (4) further comprises a driving block servo motor (411), a posture adjustment module battery pack (421), a second charging port (422), an illuminating lamp (423) and a sampling module fixing hook (431), the sampling module fixing hook (431) is fixedly arranged at the top of the posture adjustment box body (42) and is in contact connection with the adjustment rod (43), and the illuminating lamp (423) is fixedly arranged at the front end of the posture adjustment box body (42) and is used for providing illumination for a sampling person;
the driving block servo motor (411) is fixedly arranged on the adjusting rod driving block (41) and is in transmission connection with the adjusting rod (43) and is used for driving the adjusting rod (43) to slide on the adjusting rod driving block (41);
The second charging port (422) is arranged on the surface of the gesture adjustment box body (42), a gesture adjustment module battery pack (421) in the gesture adjustment box body (42) is in circuit communication and is used for charging the gesture adjustment module battery pack through an external power supply, and the gesture adjustment module battery pack (421) is used for supplying power to the driving block servo motor (411), the lighting lamp (423) and the angle adjustment servo motor (44);
the driving block servo motor (411) is in signal communication with the control center (122).
4. The system for sampling the inner surface of an air duct of a centralized air conditioner according to claim 2, wherein the sampling module (5) further comprises a mounting rod (511) and a third charging port (512), the mounting rod (511) is fixedly connected to the top of the upper dust box and is in contact connection with the sampling module fixing hook (431);
The distance sensor (514) is in signal communication with the control center (122), the third charging port (512) is arranged on the surface of the upper dust box and is in circuit communication with the sampling module battery pack (513), and the sampling module battery pack (513) is used for supplying power to the dust accumulation driving motor (595).
5. The system for sampling the inner surface of an air duct of a central air conditioner according to any one of claims 1, 3 and 4, wherein the rotary module (2) comprises a rotary module fixing sleeve (21), a rotary holder (22) and a rotary module fixing shaft (23), the rotary module fixing sleeve (21) is fixedly installed at the bottom of the rotary holder (22) and is rotationally connected with the support module (3), the axis of the rotary module fixing shaft (23) is horizontally arranged on the rotary holder (22), and the rotary module fixing shaft (23) is rotationally connected with the hand-held module fixing sleeve (14).
6. The system for sampling the inner surface of an air duct of a centralized air conditioner according to claim 5, wherein the supporting module (3) comprises a first supporting rod (31) and a second supporting rod (32) which are in threaded connection, and the first supporting rod (31) is in rotary connection with the fixed shaft sleeve (21) of the rotating module.
7. The system for sampling the inner surface of an air duct of a centralized air conditioner according to claim 6, wherein the second supporting rod (32) comprises a side chute (321), a pedal (322), a sliding block support (323), a sliding block shaft (324), a pedal sliding block (325) and a tripod (326), the side chute (321) is vertically arranged in the second supporting rod (32), the sliding block support (323) is arranged in the second supporting rod (32), and two ends of the sliding block shaft (324) are fixedly arranged on the sliding block support (323);
the pedal slider (325) is slidably connected to the slider shaft (324), and fixedly connected with the pedal (322), and the pedal (322) is slidably connected with the sideslip groove (321);
The tripod (326) is rotatably connected to the bottom of the pedal slider (325), and a torsion spring is sleeved on the rotating connecting shaft and is fixedly connected with the tripod (326) and the pedal slider (325) respectively.
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| CN202110842530.0A CN113588331B (en) | 2021-07-26 | 2021-07-26 | Central air conditioning tuber pipe internal surface sampling system |
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| CN201434789Y (en) * | 2009-05-25 | 2010-03-31 | 金银龙 | Quantitative sampler for collecting dust sample in central air conditioning and ventilation pipe |
| CN206208588U (en) * | 2016-09-19 | 2017-05-31 | 黄京跃 | A kind of double sampled proportional sampling device for being applied to quantitative sampling robot |
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