CN105333145B - A kind of sealing structure of laminar flow hood - Google Patents
A kind of sealing structure of laminar flow hood Download PDFInfo
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- CN105333145B CN105333145B CN201510869941.3A CN201510869941A CN105333145B CN 105333145 B CN105333145 B CN 105333145B CN 201510869941 A CN201510869941 A CN 201510869941A CN 105333145 B CN105333145 B CN 105333145B
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- securing member
- case
- groove
- flanging
- circular connector
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Abstract
The invention discloses a kind of sealing structure of laminar flow hood, the lower end of its case forms air outlet, filter is provided with the air outlet of case, circular connector is formed on filter, flanging is formed on the inner side edge of case air outlet, the draw-in groove of molding twice ' returning ' font on the bottom surface of securing member, flanging and circular connector are plugged in twice draw-in groove respectively, several screw rods are formed on securing member bottom surface between twice draw-in groove, screw rod is bolted with clamp nut through pressing plate, and pressing plate is pressed against on the lower surface of case flanging on the lower surface with circular connector；Inlet opening is formed on securing member bottom surface between twice draw-in groove, apopore is formed on the securing member bottom surface of twice draw-in groove both sides, the passage of connection inlet opening and apopore is formed in securing member, water is marked with the case flanging of securing member both sides and in circular connector, the lower surface of securing member is submerged in water.The sealing structure of the present invention is maintained easily, and can keep preferable sealing effectiveness for a long time.
Description
Technical field：
The present invention relates to the technical field of laminar flow hood is purified, more specifically to a kind of sealing structure of laminar flow hood.
Background technology：
At present, be in toilet obtain local higher level clean-up effect, realize generally using laminar flow hood.And show
Some laminar flow hoods find that laminar flow hood is sealed with the junction of filter and not tight enough, its bonding during actual use
It is not good in the sealing joint strip sealing effectiveness of filter air intake plate frame, the phenomenon leaked out is had, so as to affect the use of laminar flow hood,
Even if catabiosis also occur after the preferable sealing joint strip life-time service of sealing effectiveness, effect of leaking out equally occurs,
Change sealing joint strip more inconvenient.
The content of the invention：
The purpose of the present invention is aiming at the deficiency of prior art, and provides a kind of sealing structure of laminar flow hood, and which passes through
Water-stop replaces sealing joint strip sealing, and sealing effectiveness is more preferable, and its sealing structure is maintained easily, long-term to keep preferably sealing
Effect.
The technology solution of the present invention is as follows：
A kind of sealing structure of laminar flow hood, including case, the lower end of case form air outlet, set in the air outlet of case
Filter is equipped with, the L-shaped circular connector in section on filter, is formed, is formed on the inner side edge of case air outlet perpendicular curved
Hook-shaped flanging, is provided with the securing member of ' returning ' font in case, the draw-in groove of molding twice ' returning ' font on the bottom surface of securing member, cover
The circular connector of the flanging and filter of shell is plugged on the securing member in the twice draw-in groove of securing member, between twice draw-in groove respectively
Several screw rods are formed on bottom surface, screw rod is bolted with clamp nut through pressing plate, and pressing plate is pressed against the lower end of the flanging of case
On face and on the lower surface of circular connector；Inlet opening, twice draw-in groove two are formed on securing member bottom surface between twice draw-in groove
Apopore is formed on the securing member bottom surface of side, the passage of connection inlet opening and apopore, securing member two in securing member, is formed
Water is marked with the case flanging of side and in circular connector, the lower surface of securing member is submerged in water.
Circular connector on the filter is made up of horizontal part and vertical portion, and the flanging of case includes that first is vertically curved
Folding part, horizontal curved folding part and the second vertical kink, the first vertical kink are molded on the inner side edge of case air inlet, case
The second vertical kink height be equal to circular connector vertical portion height.
Described screw rod is evenly distributed on securing member, and described pressing plate is rectangular, and the length of pressing plate is more than securing member
Thickness, on securing member, the quantity of screw rod is equal to the quantity of pressing plate.
Molding leaking hole on the bottom surface of the securing member, leaking hole are distributed in the both sides of twice draw-in groove, the inner side of securing member
On wall and spacing slotted eye is formed on lateral wall, spacing slotted eye is connected with leaking hole, and leaking hole is sealed by plug.
Some suspension ring are fixedly connected with described case.
The beneficial effects of the present invention is：
1st, its simple structure, replaces sealing joint strip sealing by water-stop, installs water filling conveniently, compares sealing joint strip and possess
Better seal effect, so as to be not in leak out, affects the use of laminar flow hood
2nd, the sealing structure that it adopts is maintained easily, after the water for carrying out sealing function has lacked, convenient to add, so as to can
It is cost-effective, preferable sealing effectiveness can be kept again for a long time.
Description of the drawings：
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the close-up schematic view at A in Fig. 1；
Fig. 3 is the structural representation of securing member of the present invention；
Fig. 4 is the close-up schematic view at B in Fig. 3.
In figure：1st, case；11st, flanging；2nd, filter；21st, circular connector；3rd, suspension ring；4th, securing member；41st, draw-in groove；
42nd, screw rod；43rd, inlet opening；44th, apopore；45th, passage；46th, leaking hole；47th, spacing slotted eye；5th, pressing plate；6th, clamp nut；
7th, water.
Specific embodiment：
Embodiment：As shown in Fig. 1 to 4, a kind of sealing structure of laminar flow hood, including case 1, the lower end of case 1 forms
Air outlet, is provided with filter 2 in the air outlet of case 1, the L-shaped circular connector 21 in section is formed on filter 2, cover
The flanging 11 of perpendicular hook solid is formed on the inner side edge of 1 air outlet of shell, the securing member 4 of ' returning ' font, securing member in case 1, is provided with
The draw-in groove 41 of molding twice ' returning ' font on 4 bottom surface, the circular connector 21 of the flanging 11 and filter 2 of case 1 are inserted respectively
It is connected in the twice draw-in groove 41 of securing member 4, on 4 bottom surface of securing member between twice draw-in groove 41, forms several screw rods 42, spiral shell
Bar 42 is bolted with clamp nut 6 through pressing plate 5, and pressing plate 5 is pressed against on the lower surface of the flanging 11 of case 1 and circular connector 21
Lower surface on；Inlet opening 43, the securing member of 41 both sides of twice draw-in groove are formed on 4 bottom surface of securing member between twice draw-in groove 41
Apopore 44 is formed on 4 bottom surfaces, the passage 45 of connection inlet opening 43 and apopore 44,4 liang of securing member in securing member 4, is formed
Water 7 is marked with 1 flanging 11 of case of side and in circular connector 21, the lower surface of securing member 4 is submerged in water 7.
Circular connector 21 on the filter 2 is made up of horizontal part and vertical portion, and the flanging 11 of case 1 includes first
Vertical kink, horizontal curved folding part and the second vertical kink, the first vertical kink are molded over the inner side edge of 1 air inlet of case
On, the height of the second vertical kink of case 1 is equal to the height of 21 vertical portion of circular connector.
Described screw rod 42 is evenly distributed on securing member 4, and described pressing plate 5 is rectangular, and the length of pressing plate 5 is more than fastening
The thickness of part 4, on securing member 4, the quantity of screw rod 42 is equal to the quantity of pressing plate 5.
Molding leaking hole 46 on the bottom surface of the securing member 4, leaking hole 46 are distributed in the both sides of twice draw-in groove 41, securing member
On 4 medial wall and spacing slotted eye 47 is formed on lateral wall, spacing slotted eye 47 is connected with leaking hole 46, and leaking hole 46 passes through
Plug is sealed.
Some suspension ring 3 are fixedly connected with described case 1.
Operation principle：The present invention is a kind of sealing structure of laminar flow hood, and which seals to replace traditional fluid sealant by water 7
Bar is sealed, and sealing effectiveness is more preferable；Filter 2 and case 1 are connected by securing member 4, pressing plate 5 and clamp nut 6 during installation, then
Toward water filling in inlet opening 43, water 7 falls after going out from apopore 44 in circular connector 21 and flanging 11, when water 7 is by limit
When position slotted eye 47,46 leak of leaking hole, stop water filling, and leaking hole 46 is sealed by plug, so as to complete sealing knot
The installation of structure, installs more convenient；And can periodically by 43 water filling of inlet opening, supplement carries out the water 7 of sealing function
Loss, so as to can be cost-effective, can keep preferable sealing effectiveness again for a long time.
Claims (5)
1. a kind of sealing structure of laminar flow hood, including case (1), the lower end of case (1) form air outlet, and case (1) goes out
Filter (2) is provided with air port, it is characterised in that：The L-shaped circular connector in section (21) is formed on filter (2),
The securing member that ' returning ' font is provided with the flanging (11) of perpendicular hook solid, case (1) is formed on the inner side edge of case (1) air outlet
(4), on the bottom surface of securing member (4) molding twice ' returning ' font draw-in groove (41), the flanging (11) and filter (2) of case (1)
Circular connector (21) be plugged in the twice draw-in groove (41) of securing member (4) respectively, the securing member between twice draw-in groove (41)
(4) several screw rods (42) are formed on bottom surface, screw rod (42) is bolted with clamp nut (6), pressing plate (5) pressure through pressing plate (5)
On the lower surface of the flanging (11) for leaning against case (1) and on the lower surface of circular connector (21)；Between twice draw-in groove (41)
Inlet opening (43) is formed on securing member (4) bottom surface, on securing member (4) bottom surface of twice draw-in groove (41) both sides, apopore is formed
(44) passage (45) of connection inlet opening (43) and apopore (44), the cover of securing member (4) both sides, are formed in securing member (4)
Water (7) is marked with shell (1) flanging (11) and in circular connector (21), the lower surface of securing member (4) is submerged in water (7).
2. the sealing structure of a kind of laminar flow hood according to claim 1, it is characterised in that：Ring on the filter (2)
Shape connector (21) is made up of horizontal part and vertical portion, and the flanging (11) of case (1) is including the first vertical kink, horizontal buckling
Portion and the second vertical kink, the first vertical kink are molded on the inner side edge of case (1) air inlet, and the second of case (1)
Vertically the height of kink is equal to the height of circular connector (21) vertical portion.
3. the sealing structure of a kind of laminar flow hood according to claim 1, it is characterised in that：Described screw rod (42) uniformly divides
, on securing member (4), described pressing plate (5) is rectangular for cloth, and the length of pressing plate (5) is more than the thickness of securing member (4), securing member
(4) on, the quantity of screw rod (42) is equal to the quantity of pressing plate (5).
4. the sealing structure of a kind of laminar flow hood according to claim 1, it is characterised in that：The bottom surface of the securing member (4)
Upper molding leaking hole (46), leaking hole (46) are distributed in the both sides of twice draw-in groove (41), on the medial wall of securing member (4) and outside
Spacing slotted eye (47) is formed on wall, spacing slotted eye (47) is connected with leaking hole (46), and leaking hole (46) is carried out by plug
Sealing.
5. the sealing structure of a kind of laminar flow hood according to claim 1, it is characterised in that：It is fixed on described case (1)
It is connected with some suspension ring (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510869941.3A CN105333145B (en) | 2015-11-30 | 2015-11-30 | A kind of sealing structure of laminar flow hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510869941.3A CN105333145B (en) | 2015-11-30 | 2015-11-30 | A kind of sealing structure of laminar flow hood |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105333145A CN105333145A (en) | 2016-02-17 |
| CN105333145B true CN105333145B (en) | 2017-03-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510869941.3A Active CN105333145B (en) | 2015-11-30 | 2015-11-30 | A kind of sealing structure of laminar flow hood |
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| Country | Link |
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| CN (1) | CN105333145B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108691858A (en) * | 2018-08-01 | 2018-10-23 | 镇江天力变压器有限公司 | A kind of Novel box change case top mounting structure |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2561537A1 (en) * | 1984-03-20 | 1985-09-27 | Poelman Sofiltra | Filtering structure with laminar air flow with incorporated lighting |
| CN2244647Y (en) * | 1995-08-08 | 1997-01-08 | 天津市宇华净化设备厂 | Air filter |
| CN201606995U (en) * | 2010-02-26 | 2010-10-13 | 天津市龙川净化工程有限公司 | High-efficient air filter seal installation system equipped with flume |
| CN203586471U (en) * | 2013-10-31 | 2014-05-07 | 东莞市长原科技实业有限公司 | Negative-pressure type hundred-level laminar flow cover |
| CN203890371U (en) * | 2014-06-18 | 2014-10-22 | 武钢集团昆明钢铁股份有限公司 | Water-seal thermal-insulation tank explosion venting port sealing device |
| CN205118239U (en) * | 2015-11-30 | 2016-03-30 | 冯义文 | Laminar flow hood's seal structure |
-
2015
- 2015-11-30 CN CN201510869941.3A patent/CN105333145B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2561537A1 (en) * | 1984-03-20 | 1985-09-27 | Poelman Sofiltra | Filtering structure with laminar air flow with incorporated lighting |
| CN2244647Y (en) * | 1995-08-08 | 1997-01-08 | 天津市宇华净化设备厂 | Air filter |
| CN201606995U (en) * | 2010-02-26 | 2010-10-13 | 天津市龙川净化工程有限公司 | High-efficient air filter seal installation system equipped with flume |
| CN203586471U (en) * | 2013-10-31 | 2014-05-07 | 东莞市长原科技实业有限公司 | Negative-pressure type hundred-level laminar flow cover |
| CN203890371U (en) * | 2014-06-18 | 2014-10-22 | 武钢集团昆明钢铁股份有限公司 | Water-seal thermal-insulation tank explosion venting port sealing device |
| CN205118239U (en) * | 2015-11-30 | 2016-03-30 | 冯义文 | Laminar flow hood's seal structure |
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| Publication number | Publication date |
|---|---|
| CN105333145A (en) | 2016-02-17 |
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Effective date of registration: 20170120 Address after: 523000 Guangming Road, Dongguan, Guangdong, No. 27, No. Applicant after: DONGGUAN QINZHI INDUSTRIAL DESIGN CO., LTD. Address before: 523000 Dongguan, Guangdong, South Grand Road, No. 5, the future of the World Garden Phase I A1 building, No. 1104 Applicant before: Feng Yiwen |
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Effective date of registration: 20181026 Address after: 226000 ginkgo Road No. 15, Jiangsu science and Technology Industrial Park, Nantong Patentee after: Intelligent equipment Jiangsu Co., Ltd. Address before: 523000 27 Guangming Road, Dongcheng District, Dongguan, Guangdong Patentee before: DONGGUAN QINZHI INDUSTRIAL DESIGN CO., LTD. |
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Effective date of registration: 20200423 Address after: 226300 Tongzhou District, Nantong City, Jiangsu Province Patentee after: Nantong Zhaohua Machinery Manufacturing Co., Ltd Address before: 226000 Nantong science and Technology Industrial Park, Jiangsu Tin Road, ginkgo Road, No. 15 Patentee before: WUBIDA INTELLIGENT EQUIPMENT JIANGSU Co.,Ltd. |
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| TR01 | Transfer of patent right |