CN217717668U

CN217717668U - Double-channel air detection device

Info

Publication number: CN217717668U
Application number: CN202221254705.2U
Authority: CN
Inventors: 应丹君
Original assignee: Taizhou Lvneng Environmental Testing Co ltd
Current assignee: Taizhou Lvneng Environmental Testing Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-11-01
Anticipated expiration: 2032-05-24

Abstract

The utility model discloses a binary channels air detection device belongs to the air detection technology field, binary channels air detection device, including the detection case, the detection case is inside to be seted up inlet channel and two detection passageways, rotates between the front and back wall of detection passageway and is connected with the pivot, and the outer wall of pivot is provided with the screw thread and has the spiro union movable block, is provided with cleaning mechanism on the movable block; according to the scheme, the two detection probes are used for detecting air simultaneously through the double-channel design, two data can be compared, and the result can be more accurate; and can compare, troubleshoot and process the trouble in time; after using a period, accessible link gear makes two pivots rotate simultaneously, and the pivot is rotated and can be cleaned dust steam etc. on the test probe through the cooperation of movable block and clean mechanism, avoids test probe not in time clean and influence subsequent empty gas detection survey quality, has still improved its life simultaneously, can satisfy the demand.

Description

Double-channel air detection device

Technical Field

The utility model relates to an empty gas detection surveys technical field, more specifically says, relates to binary channels empty gas detection surveys device.

Background

Because the air of different local environments may contain different types and contents of pollutants, the sources of the pollutants are wide and various, and many pollutants are harmful to human bodies, the air detection is especially important, especially the detection of indoor air. The indoor air detection mainly judges the indoor air quality standard and takes preventive and control measures in a targeted manner by judging the pollution condition of each index in the room. Air detection devices are often used in life or in businesses to detect air quality.

The existing air detection devices are all in a single-channel detection mode, data during detection are not correspondingly compared, and the detection devices are accidental, and when a detection probe has a fault and generates an error, the data cannot be timely compared and perceived, so that the detection result is not accurate enough; after a period of time of detection, dust, water vapor and the like may be adsorbed on the internal detection probe, which not only affects subsequent air quality detection, but also affects the detection probe, reduces the service life of the detection probe and can not meet the use requirements.

Therefore, it is necessary to provide a dual-channel air detection device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a binary channels empty gas detection surveys device in order to solve above-mentioned technical problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

binary channels air detection device, including the detection case, inside inlet channel and two detection channel, two of having seted up of detection case detection channel all is linked together with inlet channel, fixedly connected with installation pole between the upper and lower walls of detection channel inner chamber, install the test probe on the installation pole, it is connected with the pivot to rotate between the wall around the detection channel, the outer wall of pivot is provided with screw thread and spiro union has the movable block, be provided with clean mechanism on the movable block, the rear side outer wall fixedly connected with support of detection case, be provided with on the support and drive two pivot pivoted link gear simultaneously.

Furthermore, the cleaning mechanism comprises a slide rail fixedly connected to the inner wall of the detection channel, a slide block is connected to the slide rail in a sliding manner, the outer end of the slide block is fixedly connected with the outer wall of the moving block, the moving block deviates from a connecting rod fixedly connected to one end of the slide block, and a cleaning brush is installed at one end, close to the detection probe, of the connecting rod.

Furthermore, the link gear is including the motor of fixed mounting in the support outer wall, the output of motor and the tip drive of downside pivot are connected, from top to bottom the equal fixedly connected with band pulley of rear side outer wall of pivot, the upper and lower side the transmission is connected with the belt between the band pulley.

Furthermore, inlet channel's inner wall fixedly connected with branch, the tip of branch rotates and is connected with the bull stick, the outer wall fixedly connected with baffle of bull stick, the rear side outer wall fixedly connected with transmission case of detection case, be equipped with the adjusting part of the angle of adjustment baffle in the transmission case.

Furthermore, the adjusting assembly comprises an adjusting rod which is rotatably connected between the left wall and the right wall, a worm is fixedly connected to the outer wall of the adjusting rod, and the rear end of the rotating rod extends into the transmission box and is fixedly connected with a worm wheel which is meshed with the worm for transmission.

Furthermore, the left wall of the detection box is fixedly connected with an air inlet pipe communicated with the air inlet channel, and the right wall of the detection box is fixedly connected with two air outlet pipes respectively communicated with the detection channel.

Further, air exhaust fans are arranged in the air inlet pipe and the air outlet pipe.

Compared with the prior art, the utility model has the advantages of:

according to the scheme, the two detection probes are used for simultaneously detecting air through the double-channel design, so that two data can be compared, the contingency of the data is avoided, and the result can be more accurate; and when the detection probe in one of the detection channels breaks down and the like, the detection probe can be compared and checked in time, the problem that the detection result is inaccurate and the error is large because the detection probe fails to be detected in time is avoided, and the detection effect and quality of the device on the air are greatly improved.

After the air detection device is used for a period of time, the two rotating shafts can rotate simultaneously through the linkage mechanism, dust, water vapor and the like on the detection probe can be cleaned through the matching of the moving block and the cleaning mechanism when the rotating shafts rotate, the influence on the subsequent air detection quality caused by the fact that the detection probe is not cleaned in time is avoided, and the air detection effect is improved; meanwhile, the influence on the detection probe is greatly reduced, the service life of the detection probe is prolonged, and the requirements can be met.

Drawings

Fig. 1 is a schematic view of the overall three-dimensional structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of the front view of the internal structure of the detection box of the present invention;

FIG. 4 is an enlarged view of the structure at B in FIG. 3;

FIG. 5 is a schematic cross-sectional view taken at D-D in FIG. 3;

FIG. 6 is an enlarged view of the structure at C in FIG. 5;

FIG. 7 is a schematic diagram of the side view of the transmission case according to the present invention;

fig. 8 is a schematic diagram of the rear view internal structure of the transmission case of the present invention.

The numbering in the figures illustrates:

1. a detection box; 2. an air intake passage; 3. a detection channel; 4. mounting a rod; 5. detecting a probe; 6. a rotating shaft; 7. a moving block; 8. a cleaning mechanism; 801. a slide rail; 802. a slider; 803. a connecting rod; 804. a cleaning brush; 9. a linkage mechanism; 901. a motor; 902. a pulley; 903. a belt; 10. a support; 11. a strut; 12. a rotating rod; 13. a baffle plate; 14. a transmission case; 15. adjusting a rod; 16. a worm; 17. a worm gear; 18. an air inlet pipe; 19. and an air outlet pipe.

Detailed Description

The first embodiment is as follows:

referring to fig. 1 and 3-5, the dual-channel air detection device comprises a detection box 1, an air inlet channel 2 and two detection channels 3 are arranged inside the detection box 1, the two detection channels 3 are both communicated with the air inlet channel 2, an installation rod 4 is fixedly connected between the upper wall and the lower wall of an inner cavity of each detection channel 3, a detection probe 5 is installed on the installation rod 4, a rotating shaft 6 is rotatably connected between the front wall and the rear wall of each detection channel 3, a moving block 7 is arranged on the outer wall of each rotating shaft 6 and screwed with a thread, a cleaning mechanism 8 is arranged on each moving block 7, a support 10 is fixedly connected to the outer wall of the rear side of the detection box 1, a linkage mechanism 9 which simultaneously drives the two rotating shafts 6 to rotate is arranged on each support 10, an air inlet pipe 18 communicated with the air inlet channel 2 is fixedly connected to the left wall of the detection box 1, two air outlet pipes 19 respectively communicated with the detection channels 3 are fixedly connected to the right wall of the detection box 1, and air exhaust fans are arranged in the air inlet pipe 18 and the air outlet pipes 19. When the device is used, external air enters the air inlet channel 2 from the air inlet pipe 18, then the air simultaneously and respectively enters the detection channels 3 on the two sides, the air is detected through the detection probes 5 in the detection channels 3, the two detection probes 5 simultaneously detect the air through the double-channel design, two data can be compared, the contingency of the data is avoided, and the result can be more accurate; and when the detection probe 5 in one of the detection channels 3 has a fault and the like, the measured data is obviously different from the detection probe 5 in the other detection channel 3, and the problem of the detection probe 5 can be known quickly, so that the troubleshooting can be carried out in time, the problem of inaccurate detection result and large error caused by the fact that the fault of the detection probe 5 cannot be detected in time is greatly avoided, and the detection effect and quality of the device on the air are greatly improved.

After the air detection device is used for a period of time, the two rotating shafts 6 can rotate simultaneously through the linkage mechanism 9, when the rotating shafts 6 rotate, dust, water vapor and the like on the detection probe 5 can be cleaned through the matching of the movable block 7 and the cleaning mechanism 8, the cleaning effect is good, the influence on the subsequent air detection quality due to the fact that the detection probe 5 is not cleaned in time is avoided, and the air detection effect is improved; meanwhile, the influence on the detection probe 5 is greatly reduced, the service life of the detection probe is prolonged, and the requirements can be met.

Referring to fig. 2 and 5, the linkage mechanism 9 includes a motor 901 fixedly mounted on the outer wall of the support 10, an output end of the motor 901 is drivingly connected to an end portion of the lower rotating shaft 6, the outer walls of the rear sides of the upper and lower rotating shafts 6 are both fixedly connected to pulleys 902, and a belt 903 is drivingly connected between the upper and lower pulleys 902. The starter motor 901 drives the lower rotating shaft 6 and the belt wheel 902 to rotate, and then the belt 903 is matched to drive the upper belt wheel 902 and the rotating shaft 6 to rotate, so that the two rotating shafts 6 rotate simultaneously.

Referring to fig. 4-6, the cleaning mechanism 8 includes a slide rail 801 fixedly connected to the inner wall of the detection channel 3, a slide block 802 slidably connected to the slide rail 801, an outer end of the slide block 802 fixedly connected to an outer wall of the moving block 7, a connecting rod 803 fixedly connected to an end of the moving block 7 away from the slide block 802, and a cleaning brush 804 mounted at an end of the connecting rod 803 close to the detection probe 5. When rotating shaft 6 rotates, moving block 7 can be driven to move along sliding rail 801 through sliding block 802, at the moment, moving block 7 can drive connecting rod 803 and cleaning brush 804 to move towards the direction close to detecting probe 5, and through cleaning brush 804 making contact with detecting probe 5 back and forth, dust, water vapor and the like on detecting probe 5 can be cleaned, and the cleaning effect is good.

The second embodiment:

on the basis of the first embodiment, please refer to fig. 1, fig. 3 and fig. 7-8, a supporting rod 11 is fixedly connected to the inner wall of the air inlet channel 2, a rotating rod 12 is rotatably connected to the end of the supporting rod 11, a baffle 13 is fixedly connected to the outer wall of the rotating rod 12, a transmission box 14 is fixedly connected to the outer wall of the rear side of the detection box 1, and an adjusting assembly for adjusting the angle of the baffle 13 is arranged in the transmission box 14. The adjusting component comprises an adjusting rod 15 which is rotatably connected between the left wall and the right wall, the outer wall of the adjusting rod 15 is fixedly connected with a worm 16, and the rear end of the rotating rod 12 extends into the transmission box 14 and is fixedly connected with a worm wheel 17 which is in meshed transmission with the worm 16.

The two detection channels 3 can also be used for detecting air under different environments respectively, and when one detection channel 3 has a problem, the detection can be continued through the other detection channel 3 temporarily so as to ensure the detection efficiency. At the moment, the worm 16 can be driven to rotate by rotating the adjusting rod 15, so that the worm wheel 17 and the rotating rod 12 can be driven to rotate, the baffle 13 can be driven to rotate by rotating the rotating rod 12, and when the baffle 13 is rotated upwards to be contacted with the inner wall of the upper side detection channel 3, the upper side detection channel 3 can be sealed; when the baffle 13 is rotated downwards to contact with the inner wall of the lower side detection channel 3, the lower side detection channel 3 can be sealed, the rotating position of the baffle 13 can be adjusted as required, different detection channels 3 can be selected according to different environment detection, and when one detection channel 3 breaks down, the detection channel can be sealed, and then another detection channel 3 is used for detection, so that the using effect of the device is further improved, and the flexibility is strong.

The working principle is as follows: when two detection channels 3 are initially used at the same time, the baffle 13 is in a horizontal state at this time, and does not block any one detection channel 3. Then, when the air conditioner works, outside air enters the air inlet channel 2 from the air inlet pipe 18, then the air can simultaneously enter the detection channels 3 on the two sides respectively, the air is detected through the detection probes 5 in the detection channels 3, the air is simultaneously detected through the two detection probes 5 through the double-channel design, two data can be compared, and the accidental data is avoided; and when the detection probe 5 in one of the detection channels 3 has a fault and the like, the measured data is obviously different from the detection probe 5 in the other detection channel 3, and the problem of the detection probe 5 can be known quickly, so that the troubleshooting can be carried out in time, and the detection effect and the quality of the device on the air are improved.

After the detection device is used for a period of time, the motor 901 can be started to drive the rotating shaft 6 and the belt wheel 902 on the lower side to rotate, and then the belt 903 is matched to drive the belt wheel 902 and the rotating shaft 6 on the upper side to rotate, so that the two rotating shafts 6 rotate simultaneously, the rotating shafts 6 can drive the moving block 7 to move along the sliding rail 801 through the sliding block 802 when rotating, at the moment, the moving block 7 can drive the connecting rod 803 and the cleaning brush 804 to move towards the direction close to the detection probe 5, the cleaning brush 804 makes back and forth contact with the detection probe 5, dust, water vapor and the like on the detection probe 5 can be cleaned, and the air detection effect is improved; meanwhile, the influence on the detection probe 5 is greatly reduced, and the service life of the detection probe is prolonged.

Claims

1. Binary channels empty gas detection surveys device, including detection case, its characterized in that: the utility model discloses a detection case, including detection case, inlet channel and two detection passageways, two detection passageway all is linked together with inlet channel, fixedly connected with installation pole between the upper and lower wall of detection channel inner chamber, install the test probe on the installation pole, it is connected with the pivot to rotate between the wall around the detection passageway, the outer wall of pivot is provided with the screw thread and has the movable block to connect by screw thread, be provided with clean mechanism on the movable block, the rear side outer wall fixedly connected with support of detection case, be provided with on the support and drive two pivot pivoted link gear simultaneously.

2. The dual channel air detection unit of claim 1, wherein: the cleaning mechanism comprises a sliding rail fixedly connected to the inner wall of the detection channel, a sliding block is connected to the sliding rail in a sliding mode, the outer end of the sliding block is fixedly connected with the outer wall of a moving block, a connecting rod is fixedly connected to one end, away from the sliding block, of the moving block, and a cleaning brush is installed at one end, close to the detection probe, of the connecting rod.

3. The dual channel air detection unit of claim 2, wherein: the linkage mechanism comprises a motor fixedly installed on the outer wall of the support, the output end of the motor is in driving connection with the end part of the lower rotating shaft, belt wheels are fixedly connected to the outer wall of the rear side of the rotating shaft from top to bottom, and a belt is in transmission connection between the belt wheels from top to bottom.

4. The dual channel air detection unit of claim 1, wherein: the inner wall fixedly connected with branch of inlet channel, the tip of branch rotates and is connected with the bull stick, the outer wall fixedly connected with baffle of bull stick, the rear side outer wall fixedly connected with transmission case of detection case, be equipped with the adjusting part of the angle of adjustment baffle in the transmission case.

5. The dual channel air detection unit of claim 4, wherein: the adjusting assembly comprises an adjusting rod which is rotatably connected between the left wall and the right wall, the outer wall of the adjusting rod is fixedly connected with a worm, and the rear end of the rotating rod extends into the transmission box and is fixedly connected with a worm wheel which is meshed with the worm for transmission.

6. The dual channel air detection unit of claim 1, wherein: the left wall of the detection box is fixedly connected with an air inlet pipe communicated with the air inlet channel, and the right wall of the detection box is fixedly connected with two air outlet pipes respectively communicated with the detection channel.

7. The dual channel air detection unit of claim 6, wherein: and air exhaust fans are arranged in the air inlet pipe and the air outlet pipe.