CN210774552U - PVC complex film gas tightness detection device - Google Patents
PVC complex film gas tightness detection device Download PDFInfo
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- CN210774552U CN210774552U CN201922103476.9U CN201922103476U CN210774552U CN 210774552 U CN210774552 U CN 210774552U CN 201922103476 U CN201922103476 U CN 201922103476U CN 210774552 U CN210774552 U CN 210774552U
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Abstract
The utility model discloses a PVC complex film gas tightness detection device, the on-line screen storage device comprises a base, a plurality of support columns of base bottom side fixedly connected with, the upside of base is connected with first gas cylinder and second gas cylinder through placer, be equipped with oxygen in the first gas cylinder. The utility model discloses a first bottle, the second bottle, first gas cylinder, the second gas cylinder, the mating reaction of pressure regulating valve, open first gas cylinder and second gas cylinder, make colourless nitric oxide gas in the first gas cylinder let in first bottle, colourless oxygen in the second gas cylinder lets in the second bottle, because colourless nitric oxide can produce reddish brown's nitrogen dioxide with colourless oxygen reaction, whether there is reddish brown in only needing first bottle of observation 10 minutes and the second bottle, if not then airtight better, if there is then the gas tightness relatively poor, this device simple structure, and reasonable design, think about ingeniously, can audio-visually observe the gas tightness of PVC complex film, and is simple in operation, and detection efficiency is high.
Description
Technical Field
The utility model relates to a PVC complex film technical field especially relates to a PVC complex film gas tightness detection device.
Background
With the rapid improvement of modern technology level and the change of applied technology and the environmental protection importance of government, the highly polluted product of glass is replaced by the PVC crystal composite film in some fields.
Polyvinyl chloride, abbreviated as PVC in english, is a vinyl chloride monomer, abbreviated as VCM, and is used as an initiator for peroxides, azo compounds, and the like; or a polymer polymerized by a free radical polymerization mechanism under the action of light and heat.
However, in the prior art, the detection of the air tightness of the PVC composite membrane cannot be visually observed, a precise instrument is needed, the operation process is complicated, the long time is consumed, and the detection efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a PVC complex film gas tightness detection device, solve the prior art that exists among the prior art, the gas tightness of PVC complex film detects can not be through audio-visual observation, need be with the help of accurate instrument, and operation process is loaded down with trivial details moreover, consumes longer time for the lower problem of detection efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a PVC composite membrane gas tightness detection device comprises a base, wherein a plurality of support columns are fixedly connected to the bottom side of the base, a first gas cylinder and a second gas cylinder are connected to the upper side of the base through a placement device, oxygen is arranged in the first gas cylinder, nitric oxide is arranged in the second gas cylinder, two fixed plates are fixedly connected to the base, a fixed rod is fixedly connected between the two fixed plates, two sliding blocks are slidably connected to the fixed rod, an extrusion spring is fixedly connected between the side wall of each sliding block and the fixed plate, each extrusion spring is sleeved on the fixed rod, a first bottle body which is arranged in a transparent mode is fixedly connected to the sliding block on the left side, a second bottle body which is arranged in a transparent mode is fixedly connected to the sliding block on the right side, gas pressure gauges are arranged on the first bottle body and the second bottle body, and water inlet pipes are fixedly connected, the gas cylinder comprises a first bottle body, a second bottle body and a gas cylinder, wherein the lower side walls of the first bottle body and the second bottle body are fixedly connected with water outlet pipes, the bottle mouths of the first bottle body and the second bottle body are fixedly connected with rubber pads, the bottle mouths of the first bottle body and the second bottle body are fixedly connected with hoses, each hose is provided with a gas pressure regulating valve, and one end of each hose penetrates through the side wall of the first bottle body and the side wall of the second bottle body.
Preferably, the placing device comprises two placing grooves, the two placing grooves are formed in the upper side of the base, the first gas cylinder and the second gas cylinder are respectively located in the two placing grooves, and elastic plates are fixedly connected to two side walls of each placing groove.
Preferably, a moving groove is formed in the bottom side of the supporting column, a buffer spring is fixedly connected to the bottom side of the moving groove, and a universal wheel is fixedly connected to the bottom side of the buffer spring.
Preferably, be equipped with two light on the base, the opening of light is the setting of loudspeaker form.
Preferably, fixedly connected with warning sign on the base lateral wall, the warning sign is the rectangle setting, be equipped with phosphor powder on the warning sign.
Preferably, the surfaces of the first gas cylinder and the second gas cylinder are uniformly sprayed with anti-oxidation coatings.
Compared with the prior art, the beneficial effects of the utility model are that:
through first bottle, the second bottle, first gas cylinder, the second gas cylinder, the mating reaction of air pressure regulating valve, open first gas cylinder and second gas cylinder, make colourless nitric oxide gas in the first gas cylinder let in first bottle, colourless oxygen in the second gas cylinder lets in the second bottle, because colourless nitric oxide can produce reddish brown's nitrogen dioxide with colourless oxygen reaction, only need to observe whether have reddish brown in first bottle and the second bottle for 10 minutes, if not then airtight better, if have then the gas tightness is relatively poor, this device simple structure, and reasonable in design, think about ingeniously, can audio-visually observe the gas tightness of PVC complex film, and the operation is simple, and the detection efficiency is high.
Drawings
Fig. 1 is a schematic front structural view of a PVC composite membrane airtightness detection apparatus provided by the present invention;
fig. 2 is a partially enlarged structural diagram of a in fig. 1.
In the figure: 1 first gas cylinder, 2 air pressure regulating valve, 3 outlet pipes, 4 first bottles, 5 inlet pipes, 6 barometers, 7 second bottles, 8 hoses, 9 second gas cylinders, 10 bases, 11 support columns, 12 universal wheels, 13 sliding blocks, 14 fixing rods, 15 extrusion springs, 16 fixing plates, 17 elastic plates and 18 placing grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-2, a PVC composite membrane airtightness detection apparatus, which comprises a base 10, a plurality of support columns 11 are fixedly connected to the bottom side of the base 10, the upper side of the base 10 is connected with a first gas cylinder 1 and a second gas cylinder 9 through a placement device, the placement device comprises two placement grooves 18, the two placement grooves 18 are arranged on the upper side of the base 10, the first gas cylinder 1 and the second gas cylinder 9 are respectively located in the two placement grooves 18, an elastic plate 17 is fixedly connected to two side walls of each placement groove 18, the elastic plate 17 is firstly pulled to the outside, then the bottoms of the first gas cylinder 1 and the second gas cylinder 9 are aligned with the placement grooves 18, finally, when a hand is released, one end of the elastic plate 17 is pressed against the side walls of the gas cylinders, the gas cylinders are fixed in the placement grooves 18, oxygen is provided in the first gas cylinder 1, nitrogen monoxide is provided in the second gas cylinder 9, two, a fixed rod 14 is fixedly connected between two fixed plates 16, two sliding blocks 13 are slidably connected on the fixed rod 14, an extrusion spring 15 is fixedly connected between the side wall of each sliding block 13 and the fixed plate 16, each extrusion spring 15 is sleeved on the fixed rod 14, a first bottle body 4 in a transparent arrangement is fixedly connected on a left sliding block 13, a second bottle body 7 in a transparent arrangement is fixedly connected on a right sliding block 13, barometers 6 are respectively arranged on the first bottle body 4 and the second bottle body 7, a water inlet pipe 5 is fixedly connected on the upper side wall of the first bottle body 4 and the second bottle body 7, a water outlet pipe 3 is fixedly connected on the lower side wall of the first bottle body 4 and the second bottle body 7, rubber pads are fixedly connected at bottle mouths of the first bottle body 4 and the second bottle body 7, hoses 8 are fixedly connected at bottle mouths of the first gas bottle 1 and the second gas bottle 9, and a gas pressure regulating valve 2 is arranged, one end of each of the two hoses 8 penetrates through the side walls of the first bottle 4 and the second bottle 7.
The bottom side of a supporting column 11 is provided with a moving groove, the bottom side of the moving groove is fixedly connected with a buffer spring, the bottom side of the buffer spring is fixedly connected with universal wheels 12, the buffer spring can buffer the impact force of the ground to the device, a plurality of universal wheels 12 are symmetrically arranged, so that the device is more stable and can be rapidly and stably moved, two illuminating lamps are arranged on a base 10, the opening of each illuminating lamp is horn-shaped, the illuminating lamps can enable the device to work at night, the horn-shaped opening enables light rays to be more focused and can be more clearly seen, a warning board is fixedly connected on the side wall of the base 10 and is rectangular, fluorescent powder is arranged on the warning board, non-professional persons can be reminded by the warning board in daytime or at night, the non-professional persons do not get close to the device, the non-professional persons can be prevented from poking the device when the device works, gas leakage causes inaccurate measurement, and anti-oxidation coatings are uniformly, the anti-oxidation coating is a zinc-plating coating, the oxidation speed of the zinc-plating coating can be slowed down twenty times compared with that of a non-zinc-plating material, the oxidation corrosion of air to the device can be greatly reduced, and the service life of the device is prolonged.
In the utility model, firstly, two sliding blocks 13 are pulled to the opposite side, the PVC composite film is placed between the first bottle 4 and the second bottle 7, then under the action of the extrusion spring 15, the PVC composite film is clamped between the bottle mouth rubber pads of the first bottle 4 and the second bottle 7, the rubber pads increase the air tightness, so that the gas can not overflow, then the water inlet pipe 5 and the water outlet pipe 3 are closed, the first gas bottle 1 and the second gas bottle 9 are opened simultaneously, so that the colorless nitric oxide gas in the first gas bottle 1 is introduced into the first bottle 4, the colorless oxygen gas in the second gas bottle 9 is introduced into the second bottle 7, then the two air pressure adjusting valves 2 are adjusted by observing the air pressure gauges 6 on the two bottles, the air pressure in the first bottle 4 and the second bottle 7 is adjusted to 0.1MPa, because the colorless nitric oxide reacts with the colorless oxygen gas to generate the red brown nitrogen dioxide, only need observe whether have reddish brown in first bottle 4 and the second bottle 7 in 10 minutes, if do not then airtight better, if have then the gas tightness is relatively poor, later close first gas cylinder 1 and second gas cylinder 9, pass through first bottle 4 and second bottle 7 with sodium hydroxide solution from inlet tube 5, sodium hydroxide solution can absorb nitric oxide and nitrogen dioxide, discharge through outlet pipe 3 at last, this device simple structure, reasonable in design, think about ingeniously, can audio-visually observe the gas tightness of PVC complex film, the operation is simple, and the detection efficiency is high.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The PVC composite membrane airtightness detection device comprises a base (10) and is characterized in that a plurality of support columns (11) are fixedly connected to the bottom side of the base (10), the upper side of the base (10) is connected with a first gas cylinder (1) and a second gas cylinder (9) through a placement device, oxygen is arranged in the first gas cylinder (1), nitric oxide is arranged in the second gas cylinder (9), two fixing plates (16) are fixedly connected to the base (10), a fixing rod (14) is fixedly connected between the two fixing plates (16), two sliding blocks (13) are slidably connected to the fixing rod (14), an extrusion spring (15) is fixedly connected between the side wall of each sliding block (13) and the fixing plate (16), each extrusion spring (15) is sleeved on the fixing rod (14), and a first bottle body (4) which is in a transparent arrangement is fixedly connected to the sliding block (13), fixedly connected with is transparent on right side sliding block (13) and sets up second bottle (7), all be equipped with barometer (6) on first bottle (4) and second bottle (7), the last side wall fixedly connected with inlet tube (5) of first bottle (4) and second bottle (7), fixedly connected with outlet pipe (3) on the lower lateral wall of first bottle (4) and second bottle (7), the bottle neck fixedly connected with rubber pad of first bottle (4) and second bottle (7), the bottleneck fixedly connected with hose (8) of first gas cylinder (1) and second gas cylinder (9), every be equipped with air pressure regulating valve (2) on hose (8), two the one end of hose (8) is run through on the lateral wall of first bottle (4) and second bottle (7).
2. The PVC composite membrane airtightness detection device according to claim 1, wherein the placement device comprises two placement grooves (18), the two placement grooves (18) are arranged on the upper side of the base (10), the first gas cylinder (1) and the second gas cylinder (9) are respectively located in the two placement grooves (18), and two side walls of each placement groove (18) are fixedly connected with elastic plates (17).
3. The PVC composite film airtightness detection apparatus according to claim 1, wherein a moving groove is formed in a bottom side of the support column (11), a buffer spring is fixedly connected to a bottom side of the moving groove, and a universal wheel (12) is fixedly connected to a bottom side of the buffer spring.
4. The PVC composite film airtightness detection device according to claim 1, wherein two illumination lamps are arranged on the base (10), and openings of the illumination lamps are arranged in a horn shape.
5. The PVC composite film airtightness detection device according to claim 1, wherein a warning board is fixedly connected to the side wall of the base (10), the warning board is rectangular, and fluorescent powder is provided on the warning board.
6. The PVC composite membrane airtightness detection device according to claim 1, wherein the surfaces of the first gas cylinder (1) and the second gas cylinder (9) are uniformly sprayed with an anti-oxidation coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103476.9U CN210774552U (en) | 2019-11-29 | 2019-11-29 | PVC complex film gas tightness detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922103476.9U CN210774552U (en) | 2019-11-29 | 2019-11-29 | PVC complex film gas tightness detection device |
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| CN210774552U true CN210774552U (en) | 2020-06-16 |
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| CN201922103476.9U Active CN210774552U (en) | 2019-11-29 | 2019-11-29 | PVC complex film gas tightness detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117922989A (en) * | 2024-03-21 | 2024-04-26 | 青岛市动物疫病预防控制中心 | Device for taking and storing freeze-dried microsphere reagent for Brucella detection |
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2019
- 2019-11-29 CN CN201922103476.9U patent/CN210774552U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117922989A (en) * | 2024-03-21 | 2024-04-26 | 青岛市动物疫病预防控制中心 | Device for taking and storing freeze-dried microsphere reagent for Brucella detection |
| CN117922989B (en) * | 2024-03-21 | 2024-05-28 | 青岛市动物疫病预防控制中心 | Device for taking and storing freeze-dried microsphere reagent for Brucella detection |
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