CN208605631U - A kind of air-extractor lid - Google Patents
A kind of air-extractor lid Download PDFInfo
- Publication number
- CN208605631U CN208605631U CN201820540794.4U CN201820540794U CN208605631U CN 208605631 U CN208605631 U CN 208605631U CN 201820540794 U CN201820540794 U CN 201820540794U CN 208605631 U CN208605631 U CN 208605631U
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- partition
- coil
- connect
- sealing ring
- air
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Abstract
The utility model discloses a kind of air-extractor lids, including magnet block, magnet frame, connecting plate, sealing plate, sealing ring first, screw hole, sealing ring second, partition, rubber membrane, it is evacuated nozzle, motion bar, spring lever, lid, coil brace, conducting wire, coil, stomata, telescopic rod, limited block, reset spring and sleeve, the cap top is equipped with coil brace, coil is fixedly mounted on coil brace, the lower section of coil is equipped with partition, partition is equipped with several stomatas, the centre of partition is equipped with circular hole, spring lever is equipped between the bottom end of connecting plate and the top of partition；The bottom of the lid is connect with sealing plate, sealing plate is equipped with several screw holes, the lower surface of sealing plate is equipped with sealing ring first and sealing ring second, and sealing ring first, sealing ring second is connect with the groove of pumping pipe surface, and sealing plate is closely connect by screw with screw hole cooperation with pumping nozzle.
Description
Technical field
The utility model relates to a kind of device cover subdomains, specifically a kind of air-extractor lid.
Background technique
Air-extractor applies to the vapor of factory or toxic other extractions, discharge are prevented since equipment needs leakproofness
Only gas leaks, and equipment lid necessarily requires leakproofness preferable；Usual vapor keeps equipment ambient temperature higher, and air pressure is higher,
Toxic gas also to contain poison gas in lid ambient gas, it usually needs worker goes to open equipment lid, causes the life of worker
Life safety cannot be protected.
Utility model content
The purpose of this utility model is to provide a kind of air-extractor lids, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions:
A kind of air-extractor lid, including magnet block, magnet frame, connecting plate, sealing plate, sealing ring first, screw hole, sealing ring
Second, partition, rubber membrane, pumping nozzle, motion bar, spring lever, lid, coil brace, conducting wire, coil, stomata, telescopic rod, limit
Position block, reset spring and sleeve, the cap top are equipped with coil brace, and coil is fixedly mounted on coil brace, coil
Lower section is equipped with partition, and partition is equipped with several stomatas, and the centre of partition is equipped with circular hole, and one end of motion bar passes through circular hole, with
Rubber membrane connection, the other end of motion bar and the bottom end of connecting plate connect, and are equipped between the bottom end of connecting plate and the top of partition
Spring lever, one end of the telescopic rod of the spring lever and the bottom end of connecting plate connect, and the other end of telescopic rod is equipped with limited block, set
In the inside of sleeve, the nozzle of sleeve is equipped with limit plate, and one end of reset spring is connect with limited block, the other end of reset spring
It is connect with sleeve inner bottom end, the bottom end of sleeve and the upper surface of partition connect, and the upper surface of the connecting plate and magnet frame connect
It connects, magnet block is fixedly mounted in magnet frame；The bottom of the lid is connect with sealing plate, and sealing plate is equipped with several spiral shells
Hole, the lower surface of sealing plate are equipped with sealing ring first and sealing ring second, the groove of sealing ring first, sealing ring second and pumping pipe surface
Connection, sealing plate are closely connect by screw with screw hole cooperation with pumping nozzle.
As a further solution of the present invention: the partition, lid are PVC material.
As a further solution of the present invention: the magnet frame is plastic material.
As a further solution of the present invention: the coil bottom end generates the magnetic pole phase of magnetic pole and magnet block after being powered
Together.
As a further solution of the present invention: the lower surface of the partition is smooth flat.
As a further solution of the present invention: the coil passes through conducting wire connection switch and power supply.
The rubber membrane is heat resistant rubber material as a further solution of the present invention,.
Compared with prior art, the utility model has the beneficial effects that the utility model is generated by switch control coil
Magnetic field enables equipment lid to open, which is not necessarily to artificial open and close, and easy to operate, manufacturing cost is low, can be from
Distant place control switch, so that cover closing or opening, ensure the life security of worker.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of air-extractor lid.
Fig. 2 is a kind of structural schematic diagram of sealing plate in air-extractor lid.
Fig. 3 is a kind of structural schematic diagram of spring lever in air-extractor lid.
In figure: including magnet block 1, magnet frame 2, connecting plate 3, sealing plate 4, sealing ring first 5, screw hole 6, sealing ring second 7, every
Plate 8, rubber membrane 9, pumping nozzle 10, motion bar 11, spring lever 12, lid 13, coil brace 14, conducting wire 15, coil 16, stomata
17, telescopic rod 18, limited block 19, reset spring 20 and sleeve 21.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~3, in the utility model embodiment, a kind of air-extractor lid, including magnet block 1, magnet frame 2,
Connecting plate 3, sealing plate 4, sealing ring first 5, screw hole 6, sealing ring second 7, partition 8, rubber membrane 9, pumping nozzle 10, motion bar 11,
Spring lever 12, lid 13, coil brace 14, conducting wire 15, coil 16, stomata 17, telescopic rod 18, limited block 19, reset spring 20
With sleeve 21, coil brace 14 is equipped at the top of the lid 13, coil 16 is fixedly mounted on coil brace 14, and coil 16 passes through
Conducting wire 15 and power supply, switch connect, and the lower section of coil 16 is equipped with partition 8, and partition 8 is equipped with several stomatas 17, in partition 8
Between be equipped with circular hole, one end of motion bar 11 passes through circular hole, connect with rubber membrane 9, the other end of motion bar 11 and the bottom of connecting plate 3
End connection, between the bottom end of connecting plate 3 and the top of partition 8 be equipped with spring lever 12, the one of the telescopic rod 18 of the spring lever 12
End is connect with the bottom end of connecting plate 3, and the other end of telescopic rod 18 is equipped with limited block 19, is covered in the inside of sleeve 21, sleeve 21
Nozzle is equipped with limit plate, and one end of reset spring 20 is connect with limited block 19, inside the other end and sleeve 21 of reset spring 20
Bottom end connection, the bottom end of sleeve 21 is connect with the upper surface of partition 8, when air-extractor is not run, 13 contained spring of lid
Bar 12 pushes up connecting plate 3 upwards, and rubber pattern 9 is closely connect with partition 8, and lid 13 is made to be in normally closed sealing state, the connection
The upper surface of plate 3 is connect with magnet frame 2, and magnet block 1 is fixedly mounted in magnet frame 2, when air-extractor needs to run, is opened
The switch of coil 16, coil 16, which is powered, generates magnetic field, and magnet block 1 is pushed down on, and equipment lid leakproofness is opened, and makes gas can
To discharge；The bottom of the lid 13 is connect with sealing plate 4, and sealing plate 4 is equipped with several screw holes 6, under sealing plate 4
Surface is equipped with sealing ring first 5 and sealing ring second 7, and sealing ring first 5, sealing ring second 7 are connect with the groove on pumping 10 surface of nozzle, close
Sealing plate 4 and pumping nozzle 10 pass through screw and screw hole 6 cooperates close connection, and lid 13 passes through sealing plate 4 and pumping nozzle 10
It is tightly connected, guarantees the leakproofness of equipment.
The working principle of the utility model is: spring lever 11 pushes up connecting plate 3 upwards when air-extractor is not run,
So that rubber pattern 9 is closely connect with partition 8, it is in sealing state, when air-extractor brings into operation, opens opening for coil 16
It closes, by the mutually exclusive principle of same pole, coil 16 pushes magnet block 1 in the opposite direction, rubber pattern 9 and partition 8
Separation, gas can free in and out.
Although the utility model is described in detail with reference to the foregoing embodiments, come for those skilled in the art
Say, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic into
Row equivalent replacement, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all
It is included within the scope of protection of this utility model.
Claims (7)
1. a kind of air-extractor lid, including magnet block, magnet frame, connecting plate, sealing plate, sealing ring first, screw hole, sealing ring
Second, partition, rubber membrane, pumping nozzle, motion bar, spring lever, lid, coil brace, conducting wire, coil, stomata, telescopic rod, limit
Position block, reset spring and sleeve, which is characterized in that the cap top is equipped with coil brace, and coil is fixedly mounted on coil branch
On frame, the lower section of coil is equipped with partition, and partition is equipped with several stomatas, and the centre of partition is equipped with circular hole, one end of motion bar
It across circular hole, is connect with rubber membrane, the other end of motion bar and the bottom end of connecting plate connect, the bottom end of connecting plate and the top of partition
Spring lever is equipped between end, one end of the telescopic rod of the spring lever and the bottom end of connecting plate connect, and the other end of telescopic rod is set
There is limited block, covers in the inside of sleeve, the nozzle of sleeve is equipped with limit plate, and one end of reset spring is connect with limited block, is resetted
The other end of spring is connect with sleeve inner bottom end, and the bottom end of sleeve and the upper surface of partition connect, the upper table of the connecting plate
Face is connect with magnet frame, and magnet block is fixedly mounted in magnet frame；The bottom of the lid is connect with sealing plate, is set on sealing plate
There are several screw holes, the lower surface of sealing plate is equipped with sealing ring first and sealing ring second, sealing ring first, sealing ring second and pumping nozzle
The groove on surface connects, and sealing plate is closely connect by screw with screw hole cooperation with pumping nozzle.
2. a kind of air-extractor lid according to claim 1, which is characterized in that the partition, lid are PVC material.
3. a kind of air-extractor lid according to claim 1, which is characterized in that the magnet frame is plastic material.
4. a kind of air-extractor lid according to claim 1, which is characterized in that the coil bottom end generates magnetic after being powered
Pole is identical as the magnetic pole of magnet block.
5. a kind of air-extractor lid according to claim 1 or 2, which is characterized in that the lower surface of the partition is light
Sliding plane.
6. a kind of air-extractor lid according to claim 1, which is characterized in that the rubber membrane is heat resistant rubber material
Matter.
7. a kind of air-extractor lid according to claim 1, which is characterized in that the coil passes through conducting wire connection switch
With power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820540794.4U CN208605631U (en) | 2018-04-17 | 2018-04-17 | A kind of air-extractor lid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820540794.4U CN208605631U (en) | 2018-04-17 | 2018-04-17 | A kind of air-extractor lid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208605631U true CN208605631U (en) | 2019-03-15 |
Family
ID=65660583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820540794.4U Active CN208605631U (en) | 2018-04-17 | 2018-04-17 | A kind of air-extractor lid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208605631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365512A (en) * | 2020-04-22 | 2020-07-03 | 周显双 | Electromagnetic valve for natural gas pipeline |
-
2018
- 2018-04-17 CN CN201820540794.4U patent/CN208605631U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365512A (en) * | 2020-04-22 | 2020-07-03 | 周显双 | Electromagnetic valve for natural gas pipeline |
| CN111365512B (en) * | 2020-04-22 | 2022-09-09 | 慈溪市天行电器有限公司 | Electromagnetic valve for natural gas pipeline |
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