CN110608293A - Novel air valve structure - Google Patents
Novel air valve structure Download PDFInfo
- Publication number
- CN110608293A CN110608293A CN201911051862.6A CN201911051862A CN110608293A CN 110608293 A CN110608293 A CN 110608293A CN 201911051862 A CN201911051862 A CN 201911051862A CN 110608293 A CN110608293 A CN 110608293A
- Authority
- CN
- China
- Prior art keywords
- fan
- tail
- air valve
- linkage shifting
- rotating shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004887 air purification Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/04—Construction of housing; Use of materials therefor of sliding valves
- F16K27/044—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members
- F16K27/045—Construction of housing; Use of materials therefor of sliding valves slide valves with flat obturating members with pivotal obturating members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/029—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with two or more gates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/02—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor
- F16K3/04—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members
- F16K3/06—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages
- F16K3/08—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages with circular plates rotatable around their centres
- F16K3/085—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing faces; Packings therefor with pivoted closure members in the form of closure plates arranged between supply and discharge passages with circular plates rotatable around their centres the axis of supply passage and the axis of discharge passage being coaxial and parallel to the axis of rotation of the plates
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/314—Forms or constructions of slides; Attachment of the slide to the spindle
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
- F16K3/316—Guiding of the slide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
- F16K31/043—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
Abstract
The invention provides a novel air valve structure.A plurality of fan-shaped blades, a micro switch, a stepping motor and a rotating shaft are arranged in an air valve frame, and the fan-shaped blades comprise a head fan, a tail fan and a plurality of middle fans; the shaft sleeve of the tail fan is fixedly connected with the bottom end of the rotating shaft; the shaft sleeves of the middle fan and the head fan are sequentially sleeved on the rotating shaft; the upper surface of the left side of the tail fan is provided with a leaf collecting column which extends upwards to the height of the head fan, and the upper surface of the right side of the tail fan is provided with a linkage shifting block; the lower surface of the left side of the middle fan is provided with a linkage shifting plate, and the upper surface of the right side of the middle fan is provided with a linkage shifting block; the first fan is fixedly connected with the air valve frame, the lower surface of the left side of the first fan is provided with a linkage shifting plate, and the lower surface of the right side of the first fan is provided with a limiting column which extends downwards to the height of the tail fan; the linkage shifting block of each fan blade is positioned at the inner side of the fan blade linkage shifting plate on the upper layer, and when the tail fan rotates forwards, the middle fan is pushed to completely collect the disturbance; when the tail fan rotates reversely, the middle fan is pulled out from the lower part of the head fan in sequence, the ventilation air volume is larger, and the occupied area is smaller.
Description
Technical Field
The invention belongs to the technical field of air purification equipment, and particularly relates to a novel air valve structure.
Background
With the importance of people on the indoor air quality, more and more fresh air fans and supporting equipment thereof enter common families. Different from an air purifier, the fresh air fan is used for purifying outdoor air and then discharging the purified air into a room and discharging indoor dirty air to the outside, so that holes need to be formed in a wall or a window, and a ventilation air valve needs to be installed. Because the indoor space is limited, simultaneously in order not to influence interior decoration effect, the blast gate volume needs to be as little as possible, but blast gate volume reduction can cause the reduction of the volume of airing exhaust air. The volume of the ventilation air valve influences the ventilation air quantity, and how to increase the ventilation quantity on the basis of using the air valve with the volume as small as possible is a problem which is always discussed by the technical personnel in the field.
Disclosure of Invention
The invention aims to provide an air valve structure with small volume and large air volume.
In order to achieve the aim, the invention adopts the technical scheme that:
a novel air valve structure is characterized in that a plurality of fan-shaped blades are arranged in an air valve frame, the fan-shaped blades are jointly arranged on the same rotating shaft, the novel air valve structure also comprises a micro switch, a stepping motor and a rotating shaft, the fan-shaped blades are arranged in layers, and the fan-shaped blade positioned at the uppermost layer in the fan-shaped blades is called a first fan and is a fixed blade; the tail fan is positioned at the lowest layer and is directly driven by a motor to rotate; the blades arranged between the first fan and the tail fan are sleeved on the rotating shaft and can freely rotate around the rotating shaft; when the tail fan rotates forwards, the middle blades are sequentially pushed to rotate forwards until all the blades are disturbed below the first blades; when the tail fan rotates reversely, other blades are pulled out from the lower part of the head fan in sequence, and each blade is unfolded to close the air valve.
According to the novel air valve structure provided by the invention, each fan-shaped blade is stacked and arranged in an air valve frame, and a shaft sleeve is fixedly connected to the circle center position of each fan-shaped blade; the fan-shaped blades comprise a head fan, a tail fan and a plurality of middle fans; the shaft sleeve of the tail fan is fixedly connected with the bottom end of the rotating shaft; the shaft sleeves of the middle fan and the head fan are sequentially sleeved on the rotating shaft; the upper surface of the left side of the tail fan is provided with a leaf collecting column which extends upwards to the height of the head fan, and the upper surface of the right side of the tail fan is provided with a linkage shifting block; the lower surface of the left side of the middle fan is provided with a linkage shifting plate, and the upper surface of the right side of the middle fan is provided with a linkage shifting block; the first fan is fixedly connected with the air valve frame, the lower surface of the left side of the first fan is provided with a linkage shifting plate, and the lower surface of the right side of the first fan is provided with a limiting column which extends downwards to the height of the tail fan; the linkage shifting block of each fan blade is positioned at the inner side of the fan blade linkage shifting plate on the upper layer.
The air valve structure of the invention ensures that the ventilation air volume of the fresh air fan and the breathing equipment thereof is larger, the effect is better, meanwhile, the occupied area is smaller, and the indoor appearance is not influenced.
The preferred scheme of the invention is as follows:
preferably, the linkage shifting block is semicircular, and an arc protruding outwards is arranged on the linkage shifting plate and at the same circumferential position of the linkage shifting block.
Preferably, the bottom of the rotating shaft is a square column, and a limiting arc plate is arranged on the shaft body of the rotating shaft; the shaft sleeve of the tail fan is provided with a central square groove, the shaft sleeve of the tail fan is sleeved at the bottom of the rotating shaft, and the central square groove is clamped with the square column. .
Preferably, a limiting rib structure is arranged in the shaft sleeve of the middle fan, the limiting rib is matched with the limiting arc plate, and the length of the limiting rib is set according to the rotation range allowed by the middle fan.
Drawings
FIG. 1 is a view of the structure of the blast gate;
FIG. 2 is a cross-sectional view of the damper c-c according to FIG. 1;
FIG. 3 is a view showing the fan blade of the air valve;
FIG. 4 is a view showing the fan blades in a folded state;
FIG. 5 is an exploded view of the air valve;
FIG. 6 is a view of the frame of the air valve;
FIG. 7 is a view showing the construction of the rotary shaft;
FIG. 8 is a view of the structure of the tail fan;
FIG. 9a is the top view of the middle fan b;
FIG. 9b is a bottom view of the middle fan b;
FIG. 10a is a top view of the middle fan c;
fig. 10b is a bottom view of the middle fan c.
In the figure: the air valve comprises an air valve frame-1, a head fan-2, a tail fan-3, a middle fan b-4, a middle fan c-5, a microswitch-6, a motor-7, a rotating shaft-8, a leaf-closing column-9, a linkage shifting plate-10, a guide rail-11, a limit arc plate-12, a linkage shifting block-13, a baffle-14, a limit rib-15 and a chute-16.
Detailed Description
The technical scheme of the invention is described in detail, clearly and completely in the following with reference to the accompanying drawings. It should be noted that the words "upper" and "lower" indicating the orientation in the present specification are defined for the upper and lower orientations of fig. 1 and 2; in the description, the words "left" and "right" are defined in terms of their rotation states with respect to the orientation description of the fan-shaped blades, and "left" is the counterclockwise side of the fan-shaped blades; "Right" is the clockwise side of the fan blade. The forward rotation and the reverse rotation are only used for conveniently distinguishing the rotation directions of the fan blades, and do not represent that the corresponding result is obtained by forward rotation or reverse rotation. The terms indicating the orientation of the present invention are defined only for convenience of description and do not denote that the corresponding components must have the corresponding positions or specific structures in use or installation. And thus should not be taken as limiting the invention.
The structures depicted in fig. 1-9 are one embodiment of the present invention, and not all embodiments of the present invention, and the shapes of the depicted components should not be construed as limiting the scope of the present invention. The novel air valve structure provided by the invention comprises an air valve frame, a plurality of blades, a micro switch, a stepping motor and a rotating shaft, wherein the blades are arranged in the air valve frame. In contrast to the prior art, the air valve structure of the present invention is a structure in which a plurality of blades are overlapped in movement and unfolded in movement.
The technical solution of the present invention is further explained below with reference to the embodiment in which the overall shape of the air valve is circular:
the novel air valve is characterized in that a plurality of fan-shaped blades are arranged in an air valve frame 1, the fan-shaped blades are jointly arranged on the same rotating shaft 8 and are arranged in a layered mode, and the fan-shaped blade positioned on the uppermost layer is called a first fan 2 which is a fixed blade. Located at the lowermost level is the tail fan 1, which is directly driven in rotation by a motor 7. The blades arranged between the first fan 2 and the tail fan 3 are sleeved on the rotating shaft 8 and can freely rotate around the rotating shaft. When the tail fan 3 rotates forwards, the middle blades are sequentially pushed to rotate forwards until all the blades are disturbed below the first blades; when the tail fan 3 is reversed, the other blades are pulled out from under the head fan 2 in turn, so that each blade is unfolded to close the air valve.
One specific example provided by the invention is as follows: a novel air valve structure comprises an air valve frame 1 and fan-shaped blades, wherein the fan-shaped blades are stacked in the air valve frame 1 and comprise a first fan 2, a tail fan 3, a middle fan b 4 and a middle fan c 5; the circle center position of each fan-shaped blade is fixedly connected with a shaft sleeve; the shaft sleeve of the tail fan 3 is fixedly connected with the bottom end of the rotating shaft 8, and the shaft sleeves of the middle fan b 4, the middle fan c 5 and the head fan 2 are sequentially sleeved on the rotating shaft 8; the upper surface of the left side of the tail fan 8 is provided with a leaf collecting column 9 which extends upwards to the height of the head fan, and the upper surface of the right side is provided with a linkage shifting block 13; the lower surface of the left side of the middle fan b 4 is provided with a linkage shifting plate 10, and the upper surface of the right side is provided with a linkage shifting block 13; similarly, the lower surface of the left side of the middle fan c 5 is provided with a linkage shifting plate 10, and the upper surface of the right side is provided with a linkage shifting block 13; the first fan 2 is fixedly connected with the air valve frame 1, the lower surface of the left side of the first fan 2 is provided with a linkage shifting plate 10, and the lower surface of the right side of the first fan is provided with a limiting column which extends downwards to the height of the tail fan; the linkage shifting block 13 of each fan-shaped blade is positioned at the inner side of the fan blade linkage shifting plate 10 on the upper layer. Namely, the linkage shifting block of the tail fan 3 is inserted inside the middle fan b 4, the linkage shifting block of the middle fan b 4 is inserted inside the middle fan c 5, and the linkage shifting block of the middle fan c 5 is inserted inside the head fan 3.
With the structure, when the tail fan 3 rotates to close the air valve, the linkage shifting block 13 and the connecting shifting plate 10 move mutually; when the tail fan 3 rotates to unfold the air valve, the linkage shifting block 13 and the connection shifting plate 10 move oppositely to be attached, so that the blades are pulled one by one.
Preferably, the interlocking shifting block 13 is semicircular, and the same circumferential position of the interlocking shifting plate and the interlocking shifting block is designed into an arc 13-1 protruding outwards.
The bottom of the rotating shaft is a square column, a limiting arc plate 12 is arranged on the rotating shaft body, a square groove 3-1 is formed in the center of a shaft sleeve of the tail fan 3, the shaft sleeve of the tail fan is sleeved at the bottom of the rotating shaft, and the square groove 3-1 is clamped with the square column.
A limiting rib 15 structure is arranged in the shaft sleeve of the fan-shaped blade, the limiting rib 15 is matched with the limiting arc plate 12, and the length of the limiting rib 15 is set according to the allowed rotation range of the fan. A rib ring for fixing the rotating shaft is arranged in the shaft sleeve of the first fan 2.
Based on the above embodiments of the present invention, the structural drawings are shown in fig. 8 and 9, wherein two fan-shaped middle fans are designed, for convenience of description, the left side position of the middle fan is 0 degree, the reading is performed by counterclockwise rotation, and the limit rib of the middle fan b is a 90-degree rib from 180 degrees to 270 degrees; the limiting rib of the middle fan c is a 180-degree rib ranging from 180 to 0 degrees.
The left side and/or the right side of the first fan and the leaf-collecting column 9 are/is provided with a groove 2-1 at the same circumferential position, and the groove 2-1 is provided with a microswitch 6. The leaf-collecting column rotates and is opened on the microswitch when entering the groove 2-1.
The first fan 2 is also provided with a fixed structure of a motor 7. The motor 7 is fixed on the head fan, and a motor shaft is connected with the rotating shaft 8.
In this embodiment, the tail fan rotates clockwise 90 degrees and overlaps with the middle fan b, the tail fan rotates 180 degrees and overlaps with the middle fan c, the tail fan rotates 270 degrees and overlaps with the head fan, and the rotation is stopped due to the stop block on the right side of the head fan. Then, when the tail fan rotates reversely by 90 degrees, the tail fan drives the shifting block to enter the arc of the connecting shifting plate of the middle fan b and pull out the middle fan b. When the middle fan b rotates 90 degrees, the linkage shifting block of the middle fan b enters the arc-shaped connection shifting plate of the middle fan c to pull out the middle fan c, the tail fan rotates 90 degrees, the leaf-collecting column hits the microswitch at the groove position, and the rotation is stopped.
The baffle 14 is arranged on the outer side of the tail fan blade-collecting column 9, and the height of the baffle 14 is equal to the distance between the first fan 2 and the tail fan 3. The baffle 14 has a dust-proof function.
The periphery of the air valve frame 1 is provided with guide rails 11 matched with the fan-shaped blades of each layer, and the arc-shaped end surfaces of the fan-shaped blades are provided with sliding grooves 16 matched with the guide rails. Each layer of guide rail 11 can be arranged in a whole circle or only in the rotating range of the blade, and the sliding groove 16 is designed in the middle of the end face and is in a groove pattern, or is designed in a staggered pattern at the lower side of the end face.
The structure of the four fan blades is only one embodiment of the invention, the structure can also increase the number of the baffle plates, and the more the number of the baffle plates is, the larger the ventilation area is. The blades are not limited to fan-shaped blades, and can be in other shapes, and the blades are arranged according to the shape of the air valve frame.
The air valve has the following operation process:
opening an air valve: the stepping motor starts to rotate clockwise after receiving a signal, the square part of the air valve shaft is inserted into the first fan square groove, when the motor drives the rotating shaft to rotate clockwise (in the forward direction), the first fan rotates along with the rotating shaft, and the leaf-folding column is pushed to the first middle fan after rotating 1 unit to push the first middle fan to rotate along with the rotating shaft. When the leaf collecting column rotates for 2 units, the leaf collecting column can be jacked to the second middle fan to continuously push the second middle fan to rotate along with the second middle fan. And pushing other middle fans to be all positioned below the first fan. The control of the positive rotation step number and the reverse rotation step number of the motor can be controlled according to the step number which is set in advance. The inching shape can be designed to provide signals at the forward rotation end point and the reverse rotation end point.
Closing an air valve: after receiving the signal, the stepping motor starts to rotate anticlockwise (reversely), and when the tail fan rotates for 1 unit, the linkage shifting block enters an arc protruding outwards on the linkage shifting plate of the first middle fan and drives the middle fan to rotate. When rotating 2 units, the linkage shifting block on the first middle fan enters the outward protruding arc of the linkage shifting plate of the second middle fan and drives the second middle fan to rotate. The same third middle fan and the same fourth middle fan are pulled one by one to rotate out from the lower part of the first fan. When the tail fan rotates in place, the leaf-collecting column contacts the microswitch, the motor is powered off, the motor stops working, and the air valve is closed.
Claims (5)
1. The utility model provides a novel blast gate structure is equipped with a plurality of fan-shaped blades in the blast gate frame, and each fan-shaped blade is installed jointly in same pivot, still includes micro-gap switch and step motor and pivot, characterized by: the fan-shaped blades are arranged in layers, and the fan-shaped blade positioned at the uppermost layer is called a first fan and is a fixed blade; the tail fan is positioned at the lowest layer and is directly driven by a motor to rotate; the blades arranged between the first fan and the tail fan are sleeved on the rotating shaft and can freely rotate around the rotating shaft; when the tail fan rotates forwards, the middle blades are sequentially pushed to rotate forwards until all the blades are disturbed below the first blades; when the tail fan rotates reversely, other blades are pulled out from the lower part of the head fan in sequence, and each blade is unfolded to close the air valve.
2. The novel damper structure of claim 1, wherein: each fan-shaped blade is stacked and arranged in the air valve frame, and the circle center position of each fan-shaped blade is fixedly connected with a shaft sleeve; the fan-shaped blades comprise a head fan, a tail fan and a plurality of middle fans; the shaft sleeve of the tail fan is fixedly connected with the bottom end of the rotating shaft; the shaft sleeves of the middle fan and the head fan are sequentially sleeved on the rotating shaft; the upper surface of the left side of the tail fan is provided with a leaf collecting column which extends upwards to the height of the head fan, and the upper surface of the right side of the tail fan is provided with a linkage shifting block; the lower surface of the left side of the middle fan is provided with a linkage shifting plate, and the upper surface of the right side of the middle fan is provided with a linkage shifting block; the first fan is fixedly connected with the air valve frame, the lower surface of the left side of the first fan is provided with a linkage shifting plate, and the lower surface of the right side of the first fan is provided with a limiting column which extends downwards to the height of the tail fan; the linkage shifting block of each fan blade is positioned at the inner side of the fan blade linkage shifting plate on the upper layer.
3. The novel air valve structure as claimed in claim 2, wherein: the linkage shifting block is semicircular, and an arc which protrudes outwards is arranged on the linkage shifting plate and at the same circumferential position of the linkage shifting block.
4. The novel air valve structure as claimed in claim 2, wherein: the bottom of the rotating shaft is a square column, and a limiting arc plate is arranged on a shaft body of the rotating shaft; the shaft sleeve of the tail fan is provided with a central square groove, the shaft sleeve of the tail fan is sleeved at the bottom of the rotating shaft, and the central square groove is clamped with the square column.
5. The novel air valve structure as claimed in claim 2, wherein: and a limiting rib structure is arranged in the shaft sleeve of the middle fan, the limiting rib is matched with the limiting arc plate, and the length of the limiting rib is set according to the allowable rotation range of the middle fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911051862.6A CN110608293A (en) | 2019-10-31 | 2019-10-31 | Novel air valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911051862.6A CN110608293A (en) | 2019-10-31 | 2019-10-31 | Novel air valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110608293A true CN110608293A (en) | 2019-12-24 |
Family
ID=68895515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911051862.6A Pending CN110608293A (en) | 2019-10-31 | 2019-10-31 | Novel air valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110608293A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425613A (en) * | 2020-04-14 | 2020-07-17 | 贵州航天林泉电机有限公司 | Rotary plugging cover type air duct opening and closing mechanism |
| CN111594372A (en) * | 2020-06-23 | 2020-08-28 | 王维碧 | Hydraulic stamping power generation device with adjustable water outlet |
| CN111852999A (en) * | 2020-07-27 | 2020-10-30 | 武汉理工大学 | Variable flabellum vortex ring exciter |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204852533U (en) * | 2015-08-07 | 2015-12-09 | 江苏金长安科技有限公司 | Blast gate sealing device of improvement structure |
| CN205026121U (en) * | 2015-07-14 | 2016-02-10 | 潘健 | Sealed rotatory slide valve of multi -door overlapping of modular |
| CN206958288U (en) * | 2017-05-31 | 2018-02-02 | 江苏新扬机电设备有限公司 | A kind of electrically ventilating valve |
| CN210716041U (en) * | 2019-10-31 | 2020-06-09 | 皓庭(唐山）环境科技有限公司 | Novel air valve structure |
-
2019
- 2019-10-31 CN CN201911051862.6A patent/CN110608293A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205026121U (en) * | 2015-07-14 | 2016-02-10 | 潘健 | Sealed rotatory slide valve of multi -door overlapping of modular |
| CN204852533U (en) * | 2015-08-07 | 2015-12-09 | 江苏金长安科技有限公司 | Blast gate sealing device of improvement structure |
| CN206958288U (en) * | 2017-05-31 | 2018-02-02 | 江苏新扬机电设备有限公司 | A kind of electrically ventilating valve |
| CN210716041U (en) * | 2019-10-31 | 2020-06-09 | 皓庭(唐山）环境科技有限公司 | Novel air valve structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111425613A (en) * | 2020-04-14 | 2020-07-17 | 贵州航天林泉电机有限公司 | Rotary plugging cover type air duct opening and closing mechanism |
| CN111594372A (en) * | 2020-06-23 | 2020-08-28 | 王维碧 | Hydraulic stamping power generation device with adjustable water outlet |
| CN111852999A (en) * | 2020-07-27 | 2020-10-30 | 武汉理工大学 | Variable flabellum vortex ring exciter |
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