Formaldehyde content experimental device for indoor environment detection

By designing auxiliary moving mechanisms and impurity filtering mechanisms in the formaldehyde content experimental device for indoor environment detection, the problem of inconvenient movement and intake of impurities is solved, and the device is not able to effectively filter impurities when it is inconvenient to move and air intake is achieved, convenient movement and effective filtration of the device are achieved, and service life is extended.

CN222580039UActive Publication Date: 2025-03-07JIANGXI JINGWEI ENG QUALITY INSPECTION CO LTD
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Patent Information

Application Number
CN202420148207.2
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-01-22
Publication Date
2025-03-07
Estimated Expiration
2034-01-22

AI Technical Summary

Technical Problem

The existing formaldehyde content experimental device for indoor environment testing is large in size and heavier in weight, which is inconvenient to move, and it is not convenient to filter impurities in the indoor air when intake, resulting in blockage in the device and reducing service life.

Method used

An experimental device including an auxiliary mobile mechanism, an impurity filtering mechanism and a convenient mobile device is designed. The auxiliary moving mechanism facilitates movement of the device through an electric push rod and a universal wheel; the impurity filtering mechanism filters impurities in the air through a pump and a filter to prevent the device from being blocked inside.

Benefits of technology

It realizes convenient movement and effective filtration of the device, extends the service life of the device, and improves the accuracy and convenience of detection.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model provides a formaldehyde content experimental device for indoor environment detection, which comprises a detection box, foot pads are fixedly connected to four corners of the bottom of the detection box, a hand-held rod is rotatably connected to the center of the front end of the detection box, storage cylinders are fixedly connected to upper and lower corners of the right side of the front end of the detection box, and extension rods are arranged in the storage cylinders. The center of the left side of the detection box is fixedly connected with an exhaust pipe, the outer side of the exhaust pipe is fixedly sleeved with an electric control valve, the rear end of the detection box is provided with an auxiliary moving mechanism, the right side of the detection box is fixedly connected with a sucking pump, and the right side of the sucking pump is provided with an impurity filtering mechanism. According to the formaldehyde content experimental device for indoor environment detection, the auxiliary moving mechanism, the extension rod and the handheld rod are matched for use, so that when the formaldehyde content experimental device for indoor environment detection is used, a user can conveniently move the experimental device, and convenience is brought to the user.
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Description

Technical Field

[0001] The utility model mainly relates to the technical field of indoor environment detection, in particular to a formaldehyde content experimental device for indoor environment detection. Background Art

[0002] Formaldehyde detection refers to the quantitative detection of formaldehyde contained in air, water, food, clothing, board materials, leather, etc. through specific methods or instruments. The formaldehyde content experimental device for indoor environment detection is a device for detecting the formaldehyde content in indoor air; the formaldehyde content experimental device for indoor environment detection in the related art includes a horizontally placed detection box, and four support rods are fixedly connected to the bottom of the detection box, and the four support rods are arranged in the vertical direction. After the formaldehyde content of the indoor space is detected, the formaldehyde content experimental device for indoor environment detection is usually placed directly against the wall in the room.

[0003] However, the formaldehyde content experimental device for indoor environment detection in the prior art is usually large in size and heavy in weight, which makes it inconvenient for users to move the experimental device, causing inconvenience to users. At the same time, the prior art is not convenient for filtering impurities in the indoor air during air intake. If this continues for a long time, it will cause blockage inside the experimental device, resulting in the inability to use the experimental device normally, thereby reducing the service life of the device.

[0004] Therefore, we provide a formaldehyde content experimental device for indoor environment detection to solve the defects existing in the prior art. Utility Model Content

[0005] The utility model mainly provides a formaldehyde content experimental device for indoor environment detection, which is used to solve the technical problems raised in the above background technology.

[0006] The technical solution adopted by the utility model to solve the above technical problems is:

[0007] A formaldehyde content experimental device for indoor environment detection comprises a detection box, wherein foot pads are fixedly connected at the four corners of the bottom of the detection box, a carrying rod is rotatably connected at the center of the front end of the detection box, storage cylinders are fixedly connected at the upper and lower corners on the right side of the front end of the detection box, an extension rod is arranged inside the storage cylinder, a hand grip rod is fixedly connected at the front end of the extension rod, an exhaust pipe is fixedly connected at the center of the left side of the detection box, an electric control valve is fixedly provided on the outer side of the exhaust pipe, an auxiliary moving mechanism is provided at the rear end of the detection box, an air pump is fixedly connected to the right side of the detection box, and an impurity filtering mechanism is provided on the right side of the air pump.

[0008] Furthermore, the auxiliary moving mechanism includes a storage box fixedly connected to the rear end of the detection box, vertical slide grooves are fixedly opened on both sides of the interior of the storage box, a movable plate is provided inside the storage box, universal wheels are provided on both sides of the rear end of the movable plate, sliders are fixedly connected on both sides of the movable plate, an electric push rod is fixedly connected at the center of the front end of the movable plate, and limited telescopic devices are fixedly connected to the front end of the movable plate and on both sides of the electric push rod.

[0009] Furthermore, the movable plate is slidably connected to the vertical slide grooves opened on both sides of the storage box through sliders arranged on both sides, and the front end of the electric push rod is fixedly connected to the inner wall of the storage box, and the output end of the electric push rod is fixedly connected to the front end of the movable plate.

[0010] Furthermore, the impurity filtering mechanism includes a filter box fixedly connected to the right side of the vacuum pump, the filter box is fixedly connected to the right side of the air intake pipe, the front end of the filter box is fixedly provided with a slot, the upper and lower sides of the slot are fixedly provided with transverse sliding slots, a movable frame is provided inside the slot, a filter net is fixedly connected to the left side of the movable frame, sliding rods are fixedly connected to the upper and lower sides of the movable frame, and a baffle is fixedly connected to the front end of the movable frame.

[0011] Furthermore, the vacuum pump input end is connected to the inside of the filter box, the vacuum pump output end is connected to the inside of the detection box, and the movable frame is slidably connected to the horizontal sliding grooves opened on the upper and lower sides of the slot through sliding rods arranged on the upper and lower sides.

[0012] Furthermore, the extension rod is slidably connected to the inside of the storage tube, and the extension rod and the storage tube are clamped and fixed by a clamping piece.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model cooperates with the auxiliary moving mechanism, the extension rod and the hand grip rod for use. When the user needs to move the device, the user stands up the device, makes the storage box touch the ground, and then starts the electric push rod to push the movable plate downward to make the universal wheel touch the ground to support the entire device. Then the user presses the card connector to pull out the extension rod, and moves the device by holding the hand grip rod and cooperating with the universal wheel, so that when the formaldehyde content experimental device for indoor environment detection is used, the user can move the experimental device easily, which brings convenience to the user.

[0015] 2. The utility model is provided with an impurity filtering mechanism. When the user detects the indoor formaldehyde content, the user turns the device to the ground with the foot pad on the ground, and then starts the vacuum pump to draw outside air. The air enters the filter box through the air inlet pipe, and then the impurities in the air are filtered through the filter net. The impurities are filtered out and retained in the movable frame, and the filtered air directly enters the detection box through the output end of the vacuum pump for detection. When the formaldehyde content experimental device for indoor environment detection is used, the impurities in the indoor air can be filtered, the internal blockage of the experimental device is avoided, the normal use of the experimental device is guaranteed, and the service life of the device is increased.

[0016] The present invention will be explained in detail below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the assembly structure of the impurity filtering mechanism of the utility model;

[0019] Figure 3 This is a schematic diagram of the unfolded structure of the extension rod of the utility model;

[0020] Figure 4 It is a schematic diagram of the internal structure of the storage box of the utility model from a top view.

[0021] In the figure: 1. detection box; 101. foot pad; 102. exhaust pipe; 103. electric control valve; 104. vacuum pump; 105. hand pole; 106. storage tube; 107. extension rod; 108. hand grip rod; 109. clamping part; 2. impurity filtering mechanism; 201. filter box; 202. intake pipe; 203. slot; 204. horizontal slide; 205. movable frame; 206. filter screen; 207. slide bar; 208. baffle; 3. auxiliary moving mechanism; 301. storage box; 302. vertical slide; 303. movable plate; 304. universal wheel; 305. slider; 306. electric push rod; 307. limit telescope. DETAILED DESCRIPTION

[0022] In order to facilitate the understanding of the present invention, the present invention will be described in more detail below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings, but the present invention can be implemented in different forms and is not limited to the embodiments described in the text. On the contrary, these embodiments are provided to make the content disclosed in the present invention more thorough and comprehensive.

[0023] For examples, please refer to the attached Figure 1-4As shown, a formaldehyde content experimental device for indoor environment detection includes a detection box 1, four corners of the bottom of the detection box 1 are fixedly connected with foot pads 101, the front center of the detection box 1 is rotatably connected with a carrying rod 105, the upper and lower corners of the front right side of the detection box 1 are fixedly connected with storage tubes 106, an extension rod 107 is arranged inside the storage tube 106, and a hand grip rod 108 is fixedly connected to the front end of the extension rod 107, an exhaust pipe 102 is fixedly connected to the center of the left side of the detection box 1, an electric control valve 103 is fixedly sleeved on the outside of the exhaust pipe 102, an auxiliary moving mechanism 3 is arranged at the rear end of the detection box 1, an air pump 104 is fixedly connected to the right side of the detection box 1, and an impurity filtering mechanism 2 is arranged on the right side of the air pump 104.

[0024] The auxiliary moving mechanism 3 includes a storage box 301 fixedly connected to the rear end of the detection box 1, vertical slide grooves 302 are fixedly opened on both sides of the storage box 301, a movable plate 303 is arranged inside the storage box 301, universal wheels 304 are arranged on both sides of the rear end of the movable plate 303, sliders 305 are fixedly connected to both sides of the movable plate 303, an electric push rod 306 is fixedly connected to the center of the front end of the movable plate 303, and a limited expansion joint 307 is fixedly connected to the front end of the movable plate 303 and on both sides of the electric push rod 306. The plate 303 is slidably connected to the vertical slide grooves 302 opened on both sides of the storage box 301 through the sliders 305 arranged on both sides, and the front end of the electric push rod 306 is fixedly connected to the inner wall of the storage box 301, and the output end of the electric push rod 306 is fixedly connected to the front end of the movable plate 303. When the user needs to move the device, the user stands up the device, makes the storage box 301 touch the ground, and then starts the electric push rod 306 to push the movable plate 303 downward, so that the universal wheel 304 touches the ground, thereby facilitating the user to move the device.

[0025] Among them, the extension rod 107 is slidably connected to the inside of the storage tube 106, and the extension rod 107 and the storage tube 106 are fixed by the clamping piece 109, so that the whole device is supported. Then the user presses the clamping piece 109 to pull out the extension rod 107, and moves the device by holding the hand handle 108 and cooperating with the universal wheel 304, which brings convenience to the user.

[0026] The impurity filtering mechanism 2 includes a filter box 201 fixedly connected to the right side of the vacuum pump 104, an air inlet pipe 202 is fixedly connected to the right side of the filter box 201, a slot 203 is fixedly provided at the front end of the filter box 201, and transverse slide grooves 204 are fixedly provided on the upper and lower sides of the slot 203, a movable frame 205 is provided inside the slot 203, a filter screen 206 is fixedly connected to the left side of the movable frame 205, a slide bar 207 is fixedly connected to the upper and lower sides of the movable frame 205, a baffle 208 is fixedly connected to the front end of the movable frame 205, the input end of the vacuum pump 104 is connected to the inside of the filter box 201, the output end of the vacuum pump 104 is connected to the inside of the detection box 1, and the movable frame 205 is connected to the inner side of the filter box 201. 05 is slidably connected with the horizontal slide grooves 204 provided on the upper and lower sides of the slot 203. When the user detects the indoor formaldehyde content, the user turns the device to the ground, makes the foot pad 101 touch the ground, and then starts the vacuum pump 104 to extract the outside air. The air enters the filter box 201 through the air inlet pipe 202, and then the impurities in the air are filtered through the filter net 206. The impurities are filtered out and retained in the movable frame 205, and the filtered air directly enters the detection box 1 through the output end of the vacuum pump 104 for detection, avoiding blockage inside the experimental device, ensuring the normal use of the experimental device, and improving the service life of the device.

[0027] The specific operation mode of the utility model is as follows:

[0028] First, when the user needs to move the device, the user stands the device up so that the storage box 301 touches the ground, and then starts the electric push rod 306 to push the movable plate 303 downward to make the universal wheel 304 touch the ground to support the entire device. Then the user presses the clamping piece 109 to pull out the extension rod 107, and moves the device by holding the hand grip 108 and cooperating with the universal wheel 304. After the device moves to a suitable position, the user stores the extension rod 107 into the storage tube 106. When the user detects the indoor formaldehyde content, the user turns the device to the ground so that the foot pad 101 touches the ground, and then starts the vacuum pump 104 to extract external air. The air enters the filter box 201 through the air inlet pipe 202, and then the impurities in the air are filtered through the filter net 206, and the impurities are filtered out and retained in the movable frame 205. The filtered air directly enters the detection box 1 through the output end of the vacuum pump 104 for detection, thereby avoiding blockage inside the experimental device, ensuring the normal use of the experimental device, and improving the service life of the device.

[0029] The above description of the utility model in combination with the accompanying drawings is an exemplary description. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as the non-substantial improvements are made by adopting the method concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A formaldehyde content experimental device for indoor environment detection, comprising a detection box (1), characterized in that: The four corners at the bottom of the detection box (1) are fixedly connected with foot pads (101); the center of the front end of the detection box (1) is rotatably connected with a carrying rod (105); the upper and lower corners on the right side of the front end of the detection box (1) are fixedly connected with storage tubes (106); an extension rod (107) is arranged inside the storage tube (106); the front end of the extension rod (107) is fixedly connected with a hand grip rod (108); the center of the left side of the detection box (1) is fixedly connected with an exhaust pipe (102); the outer side of the exhaust pipe (102) is fixedly sleeved with an electric control valve (103); the rear end of the detection box (1) is provided with an auxiliary moving mechanism (3); the right side of the detection box (1) is fixedly connected with an air pump (104); the right side of the air pump (104) is provided with an impurity filtering mechanism (2).

2. The formaldehyde content experimental device for indoor environment detection according to claim 1, characterized in that: The auxiliary moving mechanism (3) comprises a storage box (301) fixedly connected to the rear end of the detection box (1), vertical slide grooves (302) are fixedly opened on both sides of the storage box (301), a movable plate (303) is provided inside the storage box (301), universal wheels (304) are provided on both sides of the rear end of the movable plate (303), sliders (305) are fixedly connected to both sides of the movable plate (303), an electric push rod (306) is fixedly connected at the center of the front end of the movable plate (303), and limited expansion joints (307) are fixedly connected to the front end of the movable plate (303) and located on both sides of the electric push rod (306).

3. The formaldehyde content experimental device for indoor environment detection according to claim 2, characterized in that: The movable plate (303) is slidably connected to the vertical slide grooves (302) opened on both sides of the storage box (301) through the sliders (305) arranged on both sides, and the front end of the electric push rod (306) is fixedly connected to the inner wall of the storage box (301), and the output end of the electric push rod (306) is fixedly connected to the front end of the movable plate (303).

4. The formaldehyde content experimental device for indoor environment detection according to claim 1, characterized in that: The impurity filtering mechanism (2) comprises a filter box (201) fixedly connected to the right side of the vacuum pump (104); the filter box (201) is fixedly connected to an air intake pipe (202) on the right side; a slot (203) is fixedly provided at the front end of the filter box (201); transverse slide grooves (204) are fixedly provided on both upper and lower sides of the slot (203); a movable frame (205) is provided inside the slot (203); a filter net (206) is fixedly connected to the left side of the movable frame (205); slide rods (207) are fixedly connected to both upper and lower sides of the movable frame (205); and a baffle (208) is fixedly connected to the front end of the movable frame (205).

5. The formaldehyde content experimental device for indoor environment detection according to claim 4, characterized in that: The input end of the vacuum pump (104) is connected to the interior of the filter box (201), the output end of the vacuum pump (104) is connected to the interior of the detection box (1), and the movable frame (205) is slidably connected to the transverse sliding grooves (204) provided on the upper and lower sides of the slot (203) through sliding rods (207) provided on the upper and lower sides.

6. The formaldehyde content experimental device for indoor environment detection according to claim 1, characterized in that: The extension rod (107) is slidably connected to the inside of the storage tube (106), and the extension rod (107) and the storage tube (106) are clamped and fixed via a clamping piece (109).