CN210004019U - airtight shutoff detection device of movable indoor wind gap - Google Patents
airtight shutoff detection device of movable indoor wind gap Download PDFInfo
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- CN210004019U CN210004019U CN201920467299.XU CN201920467299U CN210004019U CN 210004019 U CN210004019 U CN 210004019U CN 201920467299 U CN201920467299 U CN 201920467299U CN 210004019 U CN210004019 U CN 210004019U
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- 238000001514 detection method Methods 0.000 title claims abstract description 42
- 238000003466 welding Methods 0.000 claims abstract description 6
- 238000009434 installation Methods 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 90
- 230000000903 blocking effect Effects 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 2
- 239000011796 hollow space material Substances 0.000 claims description 2
- 210000001503 joint Anatomy 0.000 claims 1
- 210000003437 trachea Anatomy 0.000 abstract 3
- 210000003205 muscle Anatomy 0.000 abstract 1
- 230000002787 reinforcement Effects 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 244000000010 microbial pathogen Species 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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Abstract
The utility model discloses an movable indoor wind gap airtight plugging detection device, its structure is as follows, sealed cushion is connected with sealed closure plate, pillar connecting piece top and sealed closure plate welding, the lower part is connected with the pillar, the reinforcement muscle uses pillar connecting piece as the center, even radial installation is on sealed closure plate, the jack top supports in pillar base bottom, inflation interface end and sealed closure plate welding airtight connection, install the manual air valve that accords with the pipe diameter in the middle of the inflation interface, the other end of inflation interface is the trachea connector, be connected with pump or gas tube, pressure detection mouth end and sealed closure plate welding, manual air valve is installed in the middle of the pressure detection mouth, the other end of pressure detection mouth is the trachea, be connected with differential gauge trachea connector.
Description
Technical Field
The utility model relates to an airtight shutoff detection device in movable indoor wind gap for high-grade biosafety laboratory prevents that pathogenic microorganism from along with indoor contaminated air exhaust outdoor, the quick wall device in polluted environment's business turn over wind gap.
Background
At present, many high-grade biological safety laboratories exist in China, an efficient filter box body is installed on an air supply pipeline and an air exhaust pipeline close to a room, an efficient filter is not directly installed at an air supply opening or an air exhaust opening and is used for preventing pathogenic microorganisms from being exhausted outdoors along with indoor polluted air and polluting the environment to cause biological safety accidents, sections of ventilation pipelines are needed to be installed between the efficient filter box body and the air supply opening or the air exhaust opening of the room and are in direct contact with the indoor air, according to the current biological safety standard requirements in China, in order to ensure that the indoor polluted air cannot be leaked to the external environment from the section of air pipe, the section of ventilation pipeline has strict air tightness requirements, and after the section of air pipe is installed, the air tightness pressurizing detection needs to be carried out on the section of ventilation pipeline.
In the process of testing the pressurization of the air pipe, generally adopts the pressure of about 500-1500Pa to detect leakage points and leakage, and how to seal and block the section of the air pipe in the detection process to realize the pressurization test becomes a key problem.
Disclosure of Invention
To above technical problem, the utility model discloses it is providing airtight shutoff detection device in movable indoor wind gap.
The technical scheme is as follows:
a movable indoor air inlet closed plugging detection device, which comprises a sealing plug plate 1, a sealing rubber pad 2, a support connecting piece 3, a reinforcing rib 4, a support column 5, a jack 6, an inflation connector 7 and a pressure detection port 8, wherein the sealing rubber pad 2 is connected with the sealing plug plate 1, the top of the support connecting piece 3 is welded with the sealing plug plate 1, the lower part of the support connecting piece is connected with the support column 5, the reinforcing rib 4 is uniformly and radially arranged on the sealing plug plate 1 by taking the support connecting piece 3 as the center, the top end of the jack 6 is supported at the bottom of a base of the support column 5, the end of the inflation connector 7 is welded with the sealing plug plate 1, a manual air valve is arranged in the middle of the inflation connector 7, the other end of the inflation connector 7 is an air pipe connector and is connected with a compressed air pipe or an air pump pipe, the end of the pressure detection port 8 is welded with the sealing plug plate 1, the connection position is provided with a hole with the sealing plug plate 1 with the same diameter, the middle of the pressure detection port 8 is provided with a manual air valve , the other end of the pressure detection port is provided with an air pipe connector, the sealing plug plate is provided with a sealing plug plate 357, the sealing plug plate, the sealing plug.
The pressure detection port end is welded and hermetically connected with the sealing closure plate 1, the sealing closure plate 1 at the joint is provided with a hole with the same diameter, the middle of the pressure detection port 8 is provided with a manual air valve which is consistent with the pipe diameter and is used for controlling the air to flow in and out, and the other end of the pressure detection port 8 is an air pipe connector which is used for being connected with an air pipe of a differential pressure gauge, so that the real-time monitoring of the pressure in the air pipe during the air pipe pressurization is realized.
, the sealing closure plate 1 is fully welded by steel plate or stainless steel, the thickness of the steel plate or stainless steel is larger than 1mm, the edge of the sealing closure plate 1 is covered with the edge of the tuyere or slightly larger than the edge of the tuyere, the sealing rubber pad 2 is firmly bonded with the upper edge of the sealing closure plate 1 by glue, and the sealing rubber pad 2 and the outer edge of the sealing closure plate 1 are kept parallel and level.
, the shape and size of the sealing and plugging plate 1 can be made according to the shape and size of the tuyere to be plugged, and can be made into a square or a circle.
, the sealing rubber pad 2 is a soft rubber pad with the thickness of 5mm to 10mm and the width of 5cm, and the sealing rubber pad 2 of the sealing ring is manufactured according to the shape and the outer edge size of the sealing closure plate 1.
, the pillar connector 3 is made of tubular hollow material which is the same material as the sealing closure plate 1, the height of the pillar connector 3 is 8cm, the inner diameter size is larger than the outer diameter size of the pillar 5, so that the pillar 5 can be inserted into the pillar connector 3, and the pillar connector plays the role of fixing the pillar 5.
step by step, 4 reinforcing ribs adopt and make into 4 obtuse triangle shapes with sealed closure plate 1 with material panel, reinforcing ribs 4's longest edge and sealed closure plate 1 welding, shortest edge and the welding of pillar connecting piece 3, 4 reinforcing ribs use pillar connecting piece 3 as the center, even radial installation is on sealed closure plate 1, when sealed closure plate 1 is pushed down to 5 power tops of pillar, prevent that sealed closure plate 1 from taking place to warp.
, the pillar 5 is made of steel pipe with wall thickness larger than 2mm, the outer diameter of the pipeline is slightly smaller than the inner diameter of the pillar connector 3 so as to be inserted into the pillar connector 3, the height of the pillar 5 is determined according to the height from the indoor air inlet to the ground, the height of the jack 6 is reserved, the base at the bottom end of the pillar 5 is made of a plate with the same material thickness larger than 4mm, the top end of the pillar 5 is a cylinder and is welded with the bottom end of the pillar 5, the top end of the pillar 5 is inserted into the pillar connector 3 and then supports the sealing closure plate 1, and the pillar 5 and the pillar connector 3 can be flexibly butted, installed and disassembled as required.
, the jack 6 is located at the lowest part of the movable indoor air inlet sealing plugging detection device and is located on the ground, the top end of the jack is supported at the bottom of the base of the strut 5, the supporting force for the plugging plate is adjusted by adjusting the height of the jack, and finally the sealing plugging plate 1 and the sealing rubber pad are in sealing contact with the edge of the air inlet, so that the sealing effect when the air pipe with the pressure less than 2000Pa is pressurized is realized, and the jack 6 and the strut base can be flexibly butted, installed and disassembled as required.
, the inflation port 7 is a metal air pipe with a pipe diameter of 1 cm.
, the pressure detecting port 8 adopts a metal air pipe with the pipe diameter of 1 cm.
During the use, aim at the wind gap with the device and ensure that sealed closure plate 1 can wholly cover the wind gap and install, at first will seal closure plate 1 and press close to the wind gap temporary fixation, then support sealed closure plate 1 with pillar 5 insert in pillar connecting piece 3, then fall to the ground with jack 6 and support in pillar base bottom, through adjusting the jack height, come the regulation to the thrust of sealed closure plate, reach sealed closure plate 1 at last, sealed cushion 2 and wind gap edge carry out sealed effect. The air outlet can be immediately detached after use, the normal use of a laboratory is not influenced, and the air supply and the air exhaust of an indoor air port are not influenced.
The utility model has the advantages that:
1) the utility model discloses can solve the problem of the airtight shutoff of indoor wind gap when being less than 2500Pa and suppressing the test well, utilize this device to exert pressure to block structure, guarantee the leakproofness of shutoff, the closing plate can realize effectively sealedly to the wind gap, utilizes the jack stroke to finely tune, realizes the sealed of closing plate and wind gap, and this device has the convenient nimble advantage of ordering processing, convenient dismantlement, portable use, repeatedly usable of ordering.
2) In the laboratory routine maintenance, can assemble at any time and detect, can dismantle immediately after detecting, do not influence the normal use in laboratory, do not influence the air supply and the air exhaust of indoor wind gap.
Drawings
Figure 1 is a bottom view of the utility model,
figure 2 is a top view of the present invention,
FIG. 3 is a schematic view of the structure of each part of the present invention,
wherein, the device comprises 1-a sealing blocking plate, 2-a sealing rubber pad, 3-a pillar connecting piece, 4-a reinforcing rib, 5-a pillar, 6-a jack, 7-an inflation interface and 8-a pressure detection port.
Detailed Description
Examples
movable indoor tuyere sealing plugging detection devices include sealing plug plate 1, sealing rubber gasket 2, pillar connector 3, reinforcing rib 4, pillar 5, jack 6, inflation port 7, pressure detection port 8, sealing rubber gasket 2 connected to sealing plug plate 1, pillar connector 3 top welded to sealing plug plate 1, lower connected to pillar 5, reinforcing rib 4 centered on pillar connector 3, uniformly and radially installed on sealing plug plate 1, jack 6 top supported at pillar 5 base bottom, inflation port 7 end welded to sealing plug plate 1, manual air valve 1 installed in middle of inflation port 7, air pipe connected to compressed air pipe or air pump air pipe, pressure detection port 8 end welded to sealing plug plate 1, hole with same diameter opened to sealing plug plate 1, pressure detection port 8 middle installed manual , pressure detection port 8 end connected to air pipe connector, and sealing plug plate 36, and sealing plug plate 7 connected to compressed air pipe or air pump air pipe, and sealing plug plate 2 end welded to sealing plug plate 1, hole connected to sealing plug plate 1, and sealing plug plate 8, and sealing plug plate are welded to sealing plug air pipe, and air pipe, the sealing plug plate is used for sealing plug, the sealing plug plate is manufactured according to sealing plug, the sealing plug plate is manufactured according to sealing plug plate, the sealing plug plate is manufactured according to the sealing plug plate, the sealing plug plate is manufactured according to the sealing plug plate, the sealing plug plate is manufactured according to the sealing plug plate, the sealing plug plate is manufactured according to the sealing plug plate, the sealing plug plate is manufactured according to the sealing plug plate, the sealing plug plate is manufactured according to the sealing plug plate, the.
, the inflation interface 7 is a metal air pipe with a pipe diameter of 1.0 cm.
, the pressure detecting port 8 adopts a metal air pipe with the pipe diameter of 1.0 cm.
During the use, aim at the wind gap with the device and ensure that sealed closure plate 1 can wholly cover the wind gap and install, at first will seal closure plate 1 and press close to the wind gap temporary fixation, then support sealed closure plate 1 with pillar 5 insert in pillar connecting piece 3, then fall to the ground with jack 6 and support in pillar base bottom, through adjusting the jack height, come the regulation to the thrust of sealed closure plate, reach sealed closure plate 1 at last, sealed cushion 2 and wind gap edge carry out sealed effect. The air outlet can be immediately detached after use, the normal use of a laboratory is not influenced, and the air supply and the air exhaust of an indoor air port are not influenced.
The utility model has the advantages that:
1) the utility model discloses can solve the problem of the airtight shutoff of indoor wind gap when being less than 2500Pa and suppressing the test well, utilize this device to exert pressure to block structure, guarantee the leakproofness of shutoff, the closing plate can realize effectively sealedly to the wind gap, utilizes the jack stroke to finely tune, realizes the sealed of closing plate and wind gap, and this device has the convenient nimble advantage of ordering processing, convenient dismantlement, portable use, repeatedly usable of ordering.
2) In the laboratory routine maintenance, can assemble at any time and detect, can dismantle immediately after detecting, do not influence the normal use in laboratory, do not influence the air supply and the air exhaust of indoor wind gap.
Claims (10)
- The device for detecting the airtight blockage of the movable indoor air port is characterized by comprising a sealing blocking plate (1), a sealing rubber gasket (2), a support connecting piece (3), a reinforcing rib (4), a support (5), a jack (6), an inflation connector (7) and a pressure detection port (8), wherein the sealing rubber gasket (2) is connected with the sealing blocking plate (1), the top of the support connecting piece (3) is welded with the sealing blocking plate (1), the lower portion of the support connecting piece is connected with the support (5), the reinforcing rib (4) is uniformly and radially arranged on the sealing blocking plate (1) by taking the support connecting piece (3) as a center, the top end of the jack (6) is supported at the bottom of a base of the support (5), the end of the inflation connector (7) is welded with the sealing blocking plate (1), a manual air valve is arranged in the middle of the inflation connector (7), the other end of the inflation connector (7) is an air pipe connector and is connected with a compressed air pipe or an inflation pump air pipe, the end of the pressure detection port is welded with the sealing blocking plate (1), the middle of the sealing blocking plate (1), the air pipe connector is connected with an air pipe connector (29), and the pressure detection port is connected with a pressure detection port ).
- 2. The movable indoor tuyere closed plugging detection device according to claim 1, characterized in that: sealed closure plate (1) adopt steel sheet or stainless steel material full weld, steel sheet or stainless steel thickness are greater than 1mm, the edge of sealed closure plate (1) must cover the wind gap edge or slightly be greater than the wind gap edge, sealed cushion (2) firmly bond with glue with sealed closure plate (1) top edge, the outward flange of sealed cushion (2) and sealed closure plate (1) keeps the parallel and level.
- 3. The movable indoor tuyere closed plugging detection device according to claim 1, characterized in that: the shape and the size of the sealing blocking plate (1) can be manufactured according to the shape and the size of the tuyere to be blocked, and can be manufactured into a square shape or a circular shape.
- 4. The movable indoor tuyere closed plugging detection device according to claim 1, characterized in that: the sealing rubber mat (2) is a soft rubber mat with the thickness of 5mm to 10mm and the width of 5cm, and the sealing rubber mat (2) in a closed ring shape is manufactured according to the shape and the outer edge size of the sealing blocking plate (1).
- 5. The movable indoor tuyere closed plugging detection device according to claim 1, characterized in that: the pillar connecting piece (3) adopt the tubulose hollow material preparation with sealed closure plate (1) the same material, the tubulose height 8cm of pillar connecting piece (3), the pillar connecting piece internal diameter size is greater than the external diameter size of pillar (5) properly.
- 6. The movable indoor tuyere closed plugging detection device according to claim 1, characterized in that: the reinforcing rib (4) is made into a shape of 4 obtuse triangles by adopting a plate made of the same material as the sealing blocking plate (1), the longest edge of the reinforcing rib (4) is welded with the sealing blocking plate (1), and the shortest edge is welded with the pillar connecting piece (3).
- 7. The movable indoor tuyere closed plugging detection device according to claim 1, characterized in that: pillar (5) adopt the steel pipe material that the wall thickness is greater than 2mm, the pipeline external diameter slightly is less than the internal diameter of pillar connecting piece (3), the height of pillar (5) is according to the high certainty of indoor wind gap to ground, reserve out the height of jack (6), pillar (5) bottom base is for being greater than the thick panel preparation of 4mm with the material, pillar (5) top is the cylinder, with pillar (5) bottom welding, pillar (5) top is inserted in pillar connecting piece (3) after, play the supporting role to sealed closure plate (1), pillar (5) and pillar connecting piece (3) can dock the installation and unpack apart.
- 8. The movable indoor tuyere closed plugging detection device according to claim 1, characterized in that: the jack (6) is positioned at the lowest part of the movable indoor air port closed plugging detection device and is located on the ground, and the jack (6) and the base of the strut (5) can be installed in a butt joint mode and detached.
- 9. The movable indoor tuyere closed plugging detection device according to claim 1, wherein said air charging port (7) is a metal air pipe with a pipe diameter of 1cm, an end of said air charging port (7) is welded to said sealing plugging plate (1), and said sealing plugging plate (1) is provided with holes of the same diameter at the connection of said air charging port (7).
- 10. The movable indoor tuyere closed plugging detection device according to claim 1, wherein a metal gas pipe with a pipe diameter of 1cm is adopted as the pressure detection port (8), the end of the pressure detection port (8) is welded with the sealing plugging plate (1), and a hole with the same diameter is formed at the joint of the pressure detection port and the sealing plugging plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920467299.XU CN210004019U (en) | 2019-04-09 | 2019-04-09 | airtight shutoff detection device of movable indoor wind gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920467299.XU CN210004019U (en) | 2019-04-09 | 2019-04-09 | airtight shutoff detection device of movable indoor wind gap |
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| Publication Number | Publication Date |
|---|---|
| CN210004019U true CN210004019U (en) | 2020-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920467299.XU Expired - Fee Related CN210004019U (en) | 2019-04-09 | 2019-04-09 | airtight shutoff detection device of movable indoor wind gap |
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| Country | Link |
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| CN (1) | CN210004019U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912573A (en) * | 2020-07-09 | 2020-11-10 | 首钢京唐钢铁联合有限责任公司 | Annealing furnace body air tightness detection method |
| CN112945340A (en) * | 2021-02-05 | 2021-06-11 | 上海建工四建集团有限公司 | Connecting piece for air pipe air leakage test and application method thereof |
-
2019
- 2019-04-09 CN CN201920467299.XU patent/CN210004019U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111912573A (en) * | 2020-07-09 | 2020-11-10 | 首钢京唐钢铁联合有限责任公司 | Annealing furnace body air tightness detection method |
| CN112945340A (en) * | 2021-02-05 | 2021-06-11 | 上海建工四建集团有限公司 | Connecting piece for air pipe air leakage test and application method thereof |
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Granted publication date: 20200131 |
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