Formaldehyde detection device for housing construction

Abstract

The utility model relates to the technical field of formaldehyde detection for housing construction, and discloses a formaldehyde detection device for housing construction, which comprises a holding handle, the front end of the holding handle is fixedly connected with a controller, the top end of the holding handle is fixedly connected with an electric telescopic rod, and the driving end of the electric telescopic rod is connected with a device shell through an adjusting assembly. The top end of the device shell is slidably connected with a sliding cover, the left end of the device shell is fixedly connected with and penetrates through a collecting hopper, the inner wall of the device shell is fixedly connected with a mounting plate, the inner wall of the mounting plate is provided with a circulating fan, and the right end of the mounting plate is connected with an inspection bin through a replacement assembly. The outer wall of the bottom end of the inspection bin is detachably connected with a sensor and penetrates through the sensor. According to the device disclosed by the utility model, residual formaldehyde in the inspection bin is conveniently prevented from influencing next detection data after the device is used for detection, the accuracy of the detection data of the device is improved, and proper height and angle can be conveniently adjusted when the device is used for detection.

Description

Technical Field

[0001] The utility model relates to the technical field of formaldehyde detection for building construction, in particular to a formaldehyde detection device for building construction. Background Art

[0002] Formaldehyde detection devices for building construction usually refer to instruments used to detect formaldehyde concentrations in indoor air. This is very important for ensuring the safety of the living environment. Formaldehyde is a common indoor pollutant. Long-term exposure to a high-concentration formaldehyde environment will have serious effects on human health.

[0003] After searching, a formaldehyde detection device for buildings with announcement number CN216926733U includes an air intake shell, an air intake port is provided at the top of the air intake shell, an air outlet is fixedly installed at the bottom of the air intake shell, an air intake duct is provided inside the air intake shell, the air intake port is fixedly connected to one end of the air intake duct, a detection box is fixedly connected to the other end of the air intake duct, an air outlet is provided at the bottom of the detection box, a clamping device is fixedly installed at the bottom of the air intake shell, a lift is fixedly connected to the bottom of the clamping device, and an air suction device is fixedly installed at the bottom of the air intake shell. An air intake fan is provided, and the air intake fan is responsible for sucking the air outside the air intake shell into the air intake duct, and then the air is blown into the detection box by the air blowing fan.

[0004] Based on the above patent, an intake fan is provided, which is responsible for sucking the air outside the intake shell into the intake duct, and then the air is blown into the detection box by the blowing fan. By providing an air suction pump, the gas inside the intake shell can be completely cleaned without affecting the next detection. However, when the device uses an air pump to exhaust the gas to the outside, it is inconvenient to completely discharge the residual formaldehyde inside due to the direction of the airflow, resulting in some formaldehyde remaining in the device, which makes it easy for the detection agency to produce errors when detecting it, affecting the final data. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a formaldehyde detection device for building construction, which is convenient for the device to prevent residual formaldehyde in the inspection chamber from affecting the next inspection data after the inspection and can be adjusted to a suitable height and angle.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A formaldehyde detection device for building construction, comprising a holding handle, a controller is fixedly connected to the front end of the holding handle, an electric telescopic rod is fixedly connected to the top end of the holding handle, a driving end of the electric telescopic rod is connected to a device housing through an adjustment component, a sliding cover is slidably connected to the top end of the device housing, a collecting bucket is fixedly connected to and penetrates the left end of the device housing, a mounting plate is fixedly connected to the inner wall of the device housing, a circulating fan is installed on the inner wall of the mounting plate, a test bin is connected to the right end of the mounting plate through a replacement component, and a sensor is detachably connected to and penetrates the outer wall of the bottom end of the test bin;

[0008] Through the above technical solution, when performing detection, the controller is used to control the circulation fan to start, so that the circulation fan inhales air from the collection bucket and transmits it to the inspection chamber, and then the sensor performs detection and transmits the data to the controller.

[0009] Further, the replacement assembly includes a fixing tube fixedly connected to the right end of the mounting plate, a fixing ring fixedly connected to the bottom side of the outer wall of the right end of the fixing tube, a connecting ring rotatably connected to the outer wall of the front end of the fixing ring, a transfer column rotatably connected to the rear end of the fixing ring, a screw fixedly connected to the outer wall of the transfer column, and an adjustment block threadedly connected to the outer wall of the screw;

[0010] Through the above technical scheme, after the detection is completed, the screw is rotated to reduce the squeezing force of the screw on the connecting ring, and then the adapter column is rotated to make it fall off from the connecting ring, so that the inspection chamber can be disassembled, and then the new inspection chamber is installed on the sensor, and the screw at the adapter column is rotated and squeezed on the connecting ring to be fixed, so that the inspection chamber can be replaced, which is convenient for the device to avoid the residual formaldehyde in the inspection chamber after the detection to affect the next detection data, improve the accuracy of the device detection data, and help to timely discover the exceeding of the standard, so as to take corresponding measures to reduce the formaldehyde concentration and protect the health of the residents.

[0011] Furthermore, the adjustment assembly includes an adapter block fixedly connected to the driving end of the electric telescopic rod, the front end of the inner wall of the adapter block is slidably connected to the adjustment rod through a return spring, the rear end of the adjustment rod is fixedly connected to the first gear ring, and the rear end of the inner wall of the device housing is fixedly connected to the second gear ring;

[0012] Through the above technical scheme, when encountering a higher position, the controller controls the electric telescopic rod to drive the device shell to rise, and when the angle of the device shell needs to be adjusted, the adjusting rod is pulled out to make the first gear ring fall off from the second gear ring, so that the device shell can be rotated, and after the angle is adjusted to a suitable level, the adjusting rod is released to allow the reset spring to use elastic force to clamp the first gear ring again at the second gear ring for fixation, thereby achieving the angle fixation of the device shell after rotation, so that when the device is convenient for detection, a suitable height and angle can be adjusted, so that the device can detect a suitable position and detect formaldehyde in a certain space.

[0013] Furthermore, the bottom end of the sensor is fixedly connected to the bottom end of the inner wall of the device housing, and the bottom end of the device housing is rotatably connected to the inner wall of the adapter block;

[0014] Through the above technical solution, the sensor can detect the formaldehyde content in the air inhaled inside the inspection chamber.

[0015] Furthermore, the inner wall of the connecting ring is detachably connected to the outer wall of the left end of the inspection chamber;

[0016] Through the above technical solution, the connecting ring can fix the inspection bin.

[0017] Furthermore, the bottom end of the adjustment block is detachably connected to the rear end outer wall of the connecting ring;

[0018] Through the above technical solution, the adjustment block can maintain the fixing effect on the connecting ring.

[0019] Furthermore, the front end of the return spring is rotatably connected to the front side of the inner wall of the bottom end of the device housing, and the rear end of the return spring is fixedly connected to the front end of the first gear ring;

[0020] Through the above technical solution, the return spring allows the first gear ring to be at the second gear ring.

[0021] Furthermore, the rear end of the first gear ring is detachably connected to the front end of the second gear ring;

[0022] The above technical solution makes it convenient to fix the first gear ring to the second gear ring.

[0023] The utility model has the following beneficial effects:

[0024] 1. In the utility model, by using a fixed tube, a fixed ring, a connecting ring, a transfer column, a screw and an adjusting block in combination, it is convenient to prevent the residual formaldehyde in the inspection chamber from affecting the next inspection data after the device is tested, thereby improving the accuracy of the device's inspection data, and helping to timely discover excessive conditions, so as to take corresponding measures to reduce the formaldehyde concentration and protect the health of the residents.

[0025] 2. In the utility model, by using the adapter block, the reset spring, the first gear ring, the second gear ring and the adjusting rod in combination, the device can be adjusted to a suitable height and angle when performing detection, so that the device can detect a suitable position and detect formaldehyde in a certain space, thereby improving the convenience of the device detection and making it easier for users to perform detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a three-dimensional diagram of a formaldehyde detection device for building construction proposed by the utility model;

[0027] Figure 2A half-section diagram of the device housing of a formaldehyde detection device for building construction proposed by the utility model;

[0028] Figure 3 A half-section diagram of an inspection chamber of a formaldehyde detection device for building construction proposed by the utility model;

[0029] Figure 4 A half-section diagram of a fixing ring of a formaldehyde detection device for building construction proposed by the utility model;

[0030] Figure 5 This is a half-section diagram of a transfer block of a formaldehyde detection device for building construction proposed by the utility model.

[0031] Legend:

[0032] 1. Holding handle; 2. Controller; 3. Electric telescopic rod; 4. Device housing; 5. Sliding cover; 6. Collecting bucket; 7. Mounting plate; 8. Circulation fan; 9. Inspection chamber; 10. Sensor; 11. Fixed tube; 12. Fixed ring; 13. Connecting ring; 14. Adapter column; 15. Screw; 16. Adjustment block; 17. Adapter block; 18. Reset spring; 19. First gear ring; 20. Second gear ring; 21. Adjustment rod. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] Reference Figure 1-5 The utility model provides an embodiment: a formaldehyde detection device for building construction, including a holding handle 1, a controller 2 is fixedly connected to the front end of the holding handle 1, an electric telescopic rod 3 is fixedly connected to the top of the holding handle 1, a driving end of the electric telescopic rod 3 is connected to a device shell 4 through an adjusting component, a sliding cover 5 is slidably connected to the top of the device shell 4, a collecting bucket 6 is fixedly connected to the left end of the device shell 4 and penetrates, a mounting plate 7 is fixedly connected to the inner wall of the device shell 4, a circulating fan 8 is installed on the inner wall of the mounting plate 7, an inspection bin 9 is connected to the right end of the mounting plate 7 through a replacement component, and a sensor 10 is detachably connected to the outer wall of the bottom end of the inspection bin 9 and penetrates. When performing detection, the controller 2 is used to control the circulation fan 8 to start, so that the circulation fan 8 inhales air from the collection bin 6 and transmits it to the inspection bin 9, and then the sensor 10 performs detection, so that the data is transmitted to the controller 2.

[0035] The right end of the mounting plate 7 is fixedly connected to a fixing tube 11, and a fixing ring 12 is fixedly connected to the bottom side of the outer wall of the right end of the fixing tube 11. A connecting ring 13 is rotatably connected to the outer wall of the front end of the fixing ring 12, and a transfer column 14 is rotatably connected to the rear end of the fixing ring 12. A screw 15 is fixedly connected to the outer wall of the transfer column 14, and an adjusting block 16 is threadedly connected to the outer wall of the screw 15. After the detection is completed, the screw 15 is rotated to reduce the squeezing force of the screw 15 on the connecting ring 13, and the transfer column 14 is rotated to let it fall off from the connecting ring 13, so that the inspection chamber 9 can be disassembled, and then a new inspection chamber 9 is installed on the sensor 10, and the screw 15 at the transfer column 14 is rotated and squeezed at the connecting ring 13 to be fixed, so that the inspection chamber 9 can be replaced, which is convenient for the device to avoid the residual formaldehyde in the inspection chamber 9 affecting the next detection data after detection, improve the accuracy of the device detection data, and help to timely discover the exceeding of the standard, so as to take corresponding measures to reduce the formaldehyde concentration and protect the health of the residents.

[0036] The driving end of the electric telescopic rod 3 is fixedly connected with an adapter block 17, and the front end of the inner wall of the adapter block 17 is slidably connected with an adjusting rod 21 through a return spring 18. The rear end of the adjusting rod 21 is fixedly connected with a first toothed ring 19, and the rear end of the inner wall of the device shell 4 is fixedly connected with a second toothed ring 20. When encountering a higher position, the controller 2 controls the electric telescopic rod 3 to drive the device shell 4 to rise, and when it is necessary to adjust the angle of the device shell 4, the adjusting rod 21 is pulled out to make the first toothed ring 19 fall off from the second toothed ring 20, so that the device shell 4 can be rotated, and after the angle is adjusted to a suitable level, the adjusting rod 21 is released, and the return spring 18 uses elastic force to clamp the first toothed ring 19 again at the second toothed ring 20 for fixing, thereby achieving the angle fixation of the device shell 4 after rotation, so that when the device is convenient for detection, a suitable height and angle can be adjusted, so that the device can detect a suitable position, and the device can detect formaldehyde in a certain space, thereby improving the convenience of device detection and making it easier for users to detect.

[0037] The bottom end of the sensor 10 is fixedly connected to the bottom end of the inner wall of the device housing 4, and the bottom end of the device housing 4 is rotatably connected to the inner wall of the adapter block 17, so that the sensor 10 can detect the formaldehyde content in the inhaled air inside the inspection chamber 9, the inner wall of the connecting ring 13 is detachably connected to the outer wall of the left end of the inspection chamber 9, so that the connecting ring 13 can fix the inspection chamber 9, the bottom end of the adjusting block 16 is detachably connected to the outer wall of the rear end of the connecting ring 13, so that the adjusting block 16 maintains a fixing effect on the connecting ring 13, the front end of the reset spring 18 is rotatably connected to the front side of the inner wall of the bottom end of the device housing 4, and the rear end of the reset spring 18 is fixedly connected to the front end of the first gear ring 19, so that the reset spring 18 allows the first gear ring 19 to be at the second gear ring 20, and the rear end of the first gear ring 19 is detachably connected to the front end of the second gear ring 20, which is convenient for the first gear ring 19 to be fixed at the second gear ring 20.

[0038] Working principle: When conducting inspection, the controller 2 is used to control the circulation fan 8 to start, so that the circulation fan 8 inhales air from the collection bucket 6 and transmits it to the inspection bin 9, and then the sensor 10 conducts inspection and transmits the data to the controller 2. When encountering a higher position, the controller 2 controls the electric telescopic rod 3 to drive the device housing 4 to rise, and when the angle of the device housing 4 needs to be adjusted, the adjustment rod 21 is pulled out to make the first gear ring 19 fall off from the second gear ring 20, so that the device housing 4 can be rotated, and after the angle is adjusted to a suitable level, the adjustment rod 21 is released, and the reset spring 18 uses elastic force to clamp the first gear ring 19 again at the second gear ring 20 for fixing, thereby achieving the angle fixation of the device housing 4 after rotation, which is convenient for the device to adjust the appropriate height and angle when conducting inspection. The degree makes it convenient for the device to detect the appropriate position, and makes it convenient for the device to detect formaldehyde in a certain space, thereby improving the convenience of the device detection and making it easier for users to perform detection. After the detection is completed, the screw 15 is rotated to reduce the squeezing force of the screw 15 on the connecting ring 13, and the adapter column 14 is rotated to make it fall off from the connecting ring 13, so that the inspection chamber 9 can be disassembled, and then the new inspection chamber 9 is installed on the sensor 10, and the screw 15 at the adapter column 14 is rotated and squeezed on the connecting ring 13 to be fixed, so that the inspection chamber 9 can be replaced, which is convenient for the device to avoid the residual formaldehyde in the inspection chamber 9 affecting the next detection data after detection, thereby improving the accuracy of the device detection data, and helping to timely discover the exceeding of the standard, so as to take corresponding measures to reduce the formaldehyde concentration and protect the health of the residents.

[0039] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A formaldehyde detection device for building construction, comprising a handle (1), characterized in that: The front end of the holding handle (1) is fixedly connected to a controller (2), the top of the holding handle (1) is fixedly connected to an electric telescopic rod (3), the driving end of the electric telescopic rod (3) is connected to a device housing (4) through an adjustment component, the top of the device housing (4) is slidably connected to a sliding cover (5), the left end of the device housing (4) is fixedly connected to a collecting bucket (6) and penetrates through it, the inner wall of the device housing (4) is fixedly connected to a mounting plate (7), the inner wall of the mounting plate (7) is installed with a circulating fan (8), the right end of the mounting plate (7) is connected to an inspection bin (9) through a replacement component, and the outer wall of the bottom end of the inspection bin (9) is detachably connected to a sensor (10) and penetrates through it.

2. A formaldehyde detection device for building construction according to claim 1, characterized in that: The replacement assembly comprises a fixing tube (11) fixedly connected to the right end of the mounting plate (7); a fixing ring (12) is fixedly connected to the bottom side of the outer wall of the right end of the fixing tube (11); a connecting ring (13) is rotatably connected to the outer wall of the front end of the fixing ring (12); a transfer column (14) is rotatably connected to the rear end of the fixing ring (12); a screw rod (15) is fixedly connected to the outer wall of the transfer column (14); and an adjustment block (16) is threadedly connected to the outer wall of the screw rod (15).

3. A formaldehyde detection device for building construction according to claim 1, characterized in that: The adjustment assembly comprises an adapter block (17) fixedly connected to the driving end of the electric telescopic rod (3); the front end of the inner wall of the adapter block (17) is slidably connected to an adjustment rod (21) via a return spring (18); the rear end of the adjustment rod (21) is fixedly connected to a first gear ring (19); and the rear end of the inner wall of the device housing (4) is fixedly connected to a second gear ring (20).

4. A formaldehyde detection device for building construction according to claim 1, characterized in that: The bottom end of the sensor (10) is fixedly connected to the bottom end of the inner wall of the device housing (4), and the bottom end of the device housing (4) is rotatably connected to the inner wall of the adapter block (17).

5. A formaldehyde detection device for building construction according to claim 2, characterized in that: The inner wall of the connecting ring (13) is detachably connected to the outer wall of the left end of the inspection chamber (9).

6. A formaldehyde detection device for building construction according to claim 2, characterized in that: The bottom end of the regulating block (16) is detachably connected to the rear end outer wall of the connecting ring (13).

7. A formaldehyde detection device for building construction according to claim 3, characterized in that: The front end of the return spring (18) is rotatably connected to the front side of the inner wall at the bottom end of the device housing (4), and the rear end of the return spring (18) is fixedly connected to the front end of the first gear ring (19).

8. A formaldehyde detection device for building construction according to claim 3, characterized in that: The rear end of the first gear ring (19) is detachably connected to the front end of the second gear ring (20).

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