CN211175406U - Sealing valve with enhanced sealing performance - Google Patents
Sealing valve with enhanced sealing performance Download PDFInfo
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- CN211175406U CN211175406U CN201922127644.8U CN201922127644U CN211175406U CN 211175406 U CN211175406 U CN 211175406U CN 201922127644 U CN201922127644 U CN 201922127644U CN 211175406 U CN211175406 U CN 211175406U
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Abstract
The utility model relates to a sealing valve for enhancing sealing performance, which comprises a ventilation pipe and two wind-proof plates, wherein the outer edges of the inner sides of the two wind-proof plates are provided with sealing magnetic stripes, the inner wall of the tail end of the ventilation pipe is provided with a magnetic suction part extending inwards, and the sealing magnetic stripes can attract the magnetic suction part; still including setting up first arc rack, second arc rack and the drive gear on ventilation pipe terminal top lateral wall, drive gear directly or indirectly promote these two arc racks, and the arc rack then can push away the wind-break board and open to the outside of ventilation pipe. The utility model discloses the valve can increase its leakproofness through the cooperation of sealed magnetic stripe and magnetism portion of inhaling, and is used for the windproof plate of switching ventilation pipe to outwards open, then can prevent that the deposit from getting into inside the ventilation pipe at the dust in the windproof plate outside to the burden of high-efficient filter in the reduction.
Description
Technical Field
The utility model relates to an air purification technical field, concretely relates to strengthen airtight valve of leakproofness.
Background
The new trend system in the mill is generally including setting up medium efficiency filter and the high efficiency filter in the ventilation pipe, because the filtering part of medium efficiency filter and high efficiency filter is the consumables, along with the accumulation of floating dust, need change on time, for the life of extension medium efficiency filter and high efficiency filter, generally all can set up a closed valve or prevent wind the valve at the terminal air intake of ventilation pipe, when new trend system is in non-operating condition, need close closed valve and block the influence of external environment to medium efficiency filter and high efficiency filter.
Airtight valve (blast gate) among the prior art generally sets up a plurality of flat boards that can mutually support the rotation inside the ventilation pipe, it opens and closes the same with the shutter, but its leakproofness is not good enough when these flat boards are closing, and when new trend system did not use for a long time, then can deposit partial dust on these flat boards, when reopening new trend system, the flat board rotates, the deposited dust shakes off and gushes to medium efficiency filter and high efficiency filter along with the air current, cause the system burden big, and can reduce the life of medium efficiency filter and high efficiency filter.
SUMMERY OF THE UTILITY MODEL
For solving the problem that exists among the above-mentioned technique, the utility model provides a strengthen airtight valve of leakproofness, prevent wind the board, two including setting up two at the ventilation pipe end prevent wind the board through setting up the actuating mechanism drive of ventilation pipe top is outwards opened and shut, prevent wind and set up sealed magnetic stripe on the board, when preventing wind the board closed sealed magnetic stripe is in with the setting magnetism of portion of inhaling in the ventilation pipe is inhaled.
Wherein, the magnetic part is an iron strip-shaped plate arranged on the inner wall of the ventilation pipe.
The driving mechanism comprises a driving gear, two shaft rods, a first arc-shaped rack and a second arc-shaped rack, the first arc-shaped rack and the second arc-shaped rack are meshed with each other, the first arc-shaped rack and the second arc-shaped rack are connected with the shaft rods through connecting rods, the driving gear is meshed with the first arc-shaped rack, and one ends of the first arc-shaped rack and the second arc-shaped rack are connected with the outer sides of the windproof plates respectively through connecting pieces.
The two shaft levers extend to the lower side of the ventilation pipe, a third arc-shaped rack and a fourth arc-shaped rack are arranged below the ventilation pipe, the third arc-shaped rack and the fourth arc-shaped rack are connected with the lower ends of the two shaft levers respectively through connecting rods, and one ends of the third arc-shaped rack and one ends of the fourth arc-shaped rack are connected with the outer sides of the two windproof plates respectively through connecting pieces.
Wherein, the drive gear is connected with the control motor through the drive shaft.
Wherein, the connecting piece is L-shaped.
Wherein, still include the tubulose casing of set locating the outside.
The utility model has the advantages that: the utility model provides a pair of sealed valve of enhancement leakproofness can increase its leakproofness through the cooperation of sealed magnetic stripe and magnetism portion of inhaling, and is used for the wind-proof board of switch ventilation pipe to outwards open, then can prevent that the deposit from getting into inside the ventilation pipe at the dust in the wind-proof board outside to in the reduction, high efficiency filter's burden.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a plan view of the windshield of the present invention in an open state;
FIG. 2 is a plan view of the windshield of the present invention in a closed state;
fig. 3 is a front view of the present invention;
FIG. 4 is a schematic view of the sealing magnetic stripe and the magnetic attraction part of the present invention;
fig. 5 is a front view of a second embodiment of the present invention.
Description of the reference numerals
1. Ventilation pipe, 11, windproof plate, 111, sealed magnetic stripe, 12, casing, 13, magnetism portion of inhaling, 2, first arc rack, 3, second arc rack, 4, connecting rod, 5, axostylus axostyle, 6, connecting piece, 7, drive gear, 71, control motor, 72, drive shaft, 8, third arc rack, 9, second arc rack.
Detailed Description
The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the drawings in the embodiment of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below. A
Example one
The utility model provides a sealing valve for enhancing sealing performance, which comprises a vent pipe 1 with a rectangular section and two wind-proof plates 11;
as shown in fig. 4, a plurality of sealing magnetic stripes 111 are arranged on the outer edges of the inner sides of two windproof plates 11 of the ventilation pipe, a magnetic part 13 extending inwards is arranged on the inner wall of the tail end of the ventilation pipe 1, the magnetic part 13 is made of iron, the size of the magnetic part 13 corresponds to that of the sealing magnetic stripe 111 when the windproof plates 11 are closed, the sealing magnetic stripe 111 can be attracted with the magnetic part 13 when the windproof plates 11 are closed, the sealing performance of the windproof plates 11 when the windproof plates 11 are closed can be improved, and the sealing magnetic stripe 111 is attached to the windproof plates 11 through gluing or other modes;
as shown in fig. 1 to 3, a driving mechanism for driving the opening or closing of the windproof plate 11 is arranged on the upper outer side of the top end of the ventilation pipe 1, and comprises a first arc-shaped rack 2, a second arc-shaped rack 3, a driving gear 7 and two shafts 5 penetrating through the top end of the ventilation pipe 1;
the shaft lever 5 is connected with the ventilation pipe 1 through a common bearing and can rotate freely, the first arc-shaped rack 2 and the second arc-shaped rack 3 are respectively welded with the two shaft levers 5 through the connecting rod 4, so that the first arc-shaped rack 2 and the second arc-shaped rack 3 can rotate by taking the shaft lever 5 as a circle center, the first arc-shaped rack 2 and the second arc-shaped rack 3 are respectively connected with the two windproof plates 11 through an L-shaped connecting piece 6, a long arm of the L-shaped connecting piece 6 is fixedly connected with one end of the arc-shaped rack, a short arm of the connecting piece is welded with the windproof plates 11, and when the first arc-shaped rack 2 and the second arc-shaped rack 3 rotate, the windproof plates 11 can be opened and closed outwards;
the first arc-shaped rack 2 is meshed with the second arc-shaped rack 3, the driving gear 7 is meshed with the first arc-shaped rack 2, the first arc-shaped rack 2 and the second arc-shaped rack 3 can be driven to rotate by the rotation of the driving gear 7, the driving gear 7 is connected with the control motor 71 through the driving shaft 72, and the opening and closing of the windproof plate 11 can be realized by controlling the control motor 71; .
In addition, the device also comprises a tubular shell 12, the shell 12 is sleeved outside the whole device and the ventilation pipe 1, and a certain space is arranged between the shell 12 and the ventilation pipe 1 for arranging and protecting the driving mechanism.
This embodiment is when using, but start control motor 71 drives drive gear 7 and rotates, and drive gear 7 drives first arc rack 2 and rotates, first arc rack 2 drives second arc rack 2 and rotates, prevent wind board 11 through connecting piece 6 and two arc rack connections outwards opens (as shown in fig. 2), the deposit is then owing to prevent wind board 11 outwards opens in the dust of preventing wind board 11 outside, then be outside by preventing wind board 11 separation, can not get into ventilation pipe 1 inside, and when needs are closed, make control motor 71 antiport, prevent wind board 11 then can close, when preventing wind board 11 is closed, because the sealed magnetic stripe 111 that prevents wind board 11 inboard outer fringe setting and the magnetism portion 13 mutual absorption cooperation that sets up inside extension on ventilation pipe 1 terminal inner wall, its leakproofness has been increased.
Example two
As shown in fig. 5, the present embodiment is different from the above embodiments in that two shaft rods 5 extend to the outside of the lower sidewall of the ventilation pipe 1, and further includes a third arc-shaped rack 8 and a fourth arc-shaped rack 9, the third arc-shaped rack 8 and the fourth arc-shaped rack 9 are respectively fixedly connected to the lower ends of the two shaft rods 5 through a connecting rod 4, the upper and lower arc-shaped racks located on the same side move coaxially, so that the four arc-shaped racks can complete synchronous movement, and one ends of the third arc-shaped rack 8 and the fourth arc-shaped rack 9 are respectively connected to the outer sides of two wind-proof plates 11 through L-shaped connecting pieces 6;
because first arc rack 2 and third arc rack 8, second arc rack 3 and fourth arc rack 9 are coaxial synchronous rotation, can make these arc racks pass through connecting piece 6 and more even to the power of applying to wind-proof board 11, make the process of opening and shutting of wind-proof board 11 more stable.
It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Claims (7)
1. The utility model provides a sealed valve of enhancement leakproofness, is including setting up two wind-proof boards at the ventilation pipe end, its characterized in that, two wind-proof board is through setting up the actuating mechanism drive of ventilation pipe top outwards opens and shuts, set up sealed magnetic stripe on the wind-proof board, when wind-proof board is closed sealed magnetic stripe is in with the setting magnetism portion of inhaling in the ventilation pipe is inhaled.
2. The enhanced-sealing closing valve as claimed in claim 1, wherein said magnetic attracting portion is a ferrous strip plate disposed on an inner wall of said vent pipe.
3. The enhanced-tightness containment valve according to claim 1, wherein the driving mechanism comprises a driving gear, two shafts, and a first arc-shaped rack and a second arc-shaped rack which are meshed with each other, the first arc-shaped rack and the second arc-shaped rack are connected with the two shafts through a connecting rod, the driving gear is meshed with the first arc-shaped rack, and one ends of the first arc-shaped rack and the second arc-shaped rack are respectively connected with the outer sides of the two windproof plates through a connecting piece.
4. The airtight valve with the enhanced sealing performance as claimed in claim 3, wherein two said shafts extend to below said ventilation pipe, a third arc rack and a fourth arc rack are arranged below said ventilation pipe, said third arc rack and said fourth arc rack are respectively connected with the lower ends of said two shafts through connecting rods, and one ends of said third arc rack and said fourth arc rack are respectively connected with the outer sides of said two said windbreak plates through connecting pieces.
5. The enhanced-tightness containment valve of claim 4 wherein said drive gear is connected to a control motor through a drive shaft.
6. The enhanced-seal containment valve of claim 4 wherein said connector is L shaped.
7. The enhanced-tightness containment valve according to any one of claims 1 to 6 further comprising a tubular housing disposed around the outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127644.8U CN211175406U (en) | 2019-12-02 | 2019-12-02 | Sealing valve with enhanced sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127644.8U CN211175406U (en) | 2019-12-02 | 2019-12-02 | Sealing valve with enhanced sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211175406U true CN211175406U (en) | 2020-08-04 |
Family
ID=71826973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922127644.8U Active CN211175406U (en) | 2019-12-02 | 2019-12-02 | Sealing valve with enhanced sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211175406U (en) |
-
2019
- 2019-12-02 CN CN201922127644.8U patent/CN211175406U/en active Active
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