CN110081187B - Valve for adjusting air volume of central air conditioner - Google Patents
Valve for adjusting air volume of central air conditioner Download PDFInfo
- Publication number
- CN110081187B CN110081187B CN201910247908.5A CN201910247908A CN110081187B CN 110081187 B CN110081187 B CN 110081187B CN 201910247908 A CN201910247908 A CN 201910247908A CN 110081187 B CN110081187 B CN 110081187B
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- valve
- rotating shaft
- leaf
- valve body
- body shell
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/223—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves with a plurality of valve members
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/22—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation crossing the valve member, e.g. butterfly valves
- F16K1/224—Details of bearings for the axis of rotation
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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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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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
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
- F16K27/0218—Butterfly valves
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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
- 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
Abstract
The invention relates to the technical field of ventilation. A valve for adjusting the air volume of a central air conditioner comprises a valve body shell, a valve core, a plurality of valve blades and a driving mechanism; a plurality of rotating shaft holes are circumferentially arranged on the side part of the valve body shell; the bottom of the valve body shell is provided with a valve body bottom plate; the valve core is arranged in the center of the valve body bottom plate; a plurality of valve blade rotating holes are formed in the circumferential direction of the side wall of the valve core; each valve leaf is connected in turn left and right to form a circle; the driving mechanism comprises a motor, a driving rotating shaft, a plurality of driven rotating shafts, a plurality of cranks and a plurality of connecting rods; the motor is arranged on the valve body shell; one end of the driving rotating shaft is connected with the motor; the other end of the driving rotating shaft is arranged on a rotating shaft hole; each driven rotating shaft is correspondingly arranged on each rotating shaft hole; the upper parts of the cranks are respectively arranged on the driving rotating shaft and the driven rotating shafts, and any two adjacent cranks are connected through a connecting rod. The invention has the beneficial effects that: the air quantity of the air outlet is adjusted by adjusting the angle of the valve leaf, and the phenomenon of unsmooth air or countercurrent flow in the pipeline is prevented.
Description
Technical Field
The invention relates to the technical field of ventilation, in particular to a valve for adjusting the air volume of a central air conditioner.
Background
Along with the improvement of science and technology and the improvement of the daily living standard, the living conditions of people in China are improved, along with the fact that a central air conditioner is widely used, an air quantity adjusting valve is an indispensable central air conditioner end fitting in ventilation, air conditioning and air purification projects of civil buildings and industrial plants, is generally used in an air conditioning ventilation system pipeline and used for adjusting the controlled air quantity and can also be used for mixing and adjusting fresh air and return air. The existing valve for adjusting the air volume of the central air conditioner often causes the phenomenon that the air in a ventilation pipeline is not smoothly circulated or the air in a circulating pipeline is reversely circulated due to the fluid resistance of the valve.
Disclosure of Invention
The purpose of the invention is: aiming at the defects in the prior art, the valve for adjusting the air volume of the central air conditioner is provided, which adjusts the air volume of the air outlet by adjusting the angle of the valve blade, prevents the phenomena of unsmooth air or reverse flow in a pipeline and realizes throttling control.
For the purpose of the invention, the following technical scheme is adopted for realizing the purpose:
a valve for regulating the air volume of a central air conditioner comprises a valve body shell, a valve core, a plurality of valve blades and a driving mechanism; the valve body shell is in a hollow cylindrical shape, and a plurality of rotating shaft holes are formed in the circumferential direction of the side part of the valve body shell; a valve body bottom plate is arranged at the bottom of the valve body shell; the valve core is arranged in the center of the valve body bottom plate through the valve core frame; a plurality of valve blade rotating holes are formed in the circumferential direction of the side wall of the valve core; the inner end of each valve leaf is arranged on the valve leaf rotating hole, and the outer end of each valve leaf is arranged on the rotating shaft hole; each valve leaf is connected in turn left and right to form a circle; the driving mechanism comprises a motor, a driving rotating shaft, a plurality of driven rotating shafts, a plurality of cranks and a plurality of connecting rods; the motor is arranged on the valve body shell through a motor frame; one end of the driving rotating shaft is connected with the motor; the other end of the driving rotating shaft is arranged on a rotating shaft hole through a first rotating shaft seat; each driven rotating shaft is correspondingly arranged on each rotating shaft hole through a second rotating shaft seat; the upper parts of the cranks are respectively arranged on the driving rotating shaft and the driven rotating shafts, any two adjacent cranks are connected through the connecting rod, one end of the connecting rod is hinged with the lower part of one crank, and the other end of the connecting rod is hinged with the bottom of the adjacent crank; the connecting rods are sequentially connected into a ring in the same connecting mode, and the crank on the driving rotating shaft drives all the cranks to rotate together through the connecting rods. The air quantity of the air outlet is adjusted by adjusting the angle of the valve leaf, the phenomenon of air unsmooth or reverse flow in the pipeline is prevented, and throttling control is realized.
Preferably, one side of each valve leaf is provided with a connecting concave surface matched and connected with the valve leaf on one side, and the other side of each valve leaf is provided with a connecting convex block matched and connected with the valve leaf on the other side. Make two adjacent valve leafs better link up, more effectual regulation air output.
Preferably, the cross section of the valve core is in a regular polygon shape, and the inner side edge of each valve leaf is a straight line edge matched with each surface of the regular polygon valve core; the outer side edge of each valve blade is an arc-shaped edge matched with the inner wall of the valve body shell. The contact area of the valve core and the valve blade can be increased due to the fact that the valve core is in the polygonal shape, the gap between the valve core and the valve blade is reduced, and when the valve core is closed, wind can be better prevented from passing through the gap.
Preferably, the inner end of each valve leaf is provided with a valve leaf connecting shaft, the valve leaf connecting shaft is arranged on a valve leaf rotating hole, the outer end of each valve leaf is provided with a valve leaf rotating shaft hole, and the valve leaf rotating shaft hole is matched with the driving rotating shaft or the driven rotating shaft. The valve blade can rotate better in the valve body shell, and is convenient to control.
Preferably, the width of the inner end of each valve blade is larger than the width of each surface of the regular polygonal valve core. The clearance between two adjacent valve blades is reduced, so that in a closed state, wind is prevented from flowing between the two valve blades.
Preferably, the valve body bottom plate is in a cross shape. The ventilation area is increased, and a better ventilation effect is achieved.
A central air conditioner adopts the air volume adjusting valve.
Compared with the prior art, the invention has the beneficial effects that: the valve body drives each valve leaf to rotate through the rotation of the motor, so that the air output can be better controlled, the phenomena of unsmooth air circulation and air reverse circulation in a pipeline can be prevented according to the angle of the valve leaves, the throttling effect can be better realized by the throttling control unit for installing the valve body to the central air conditioner, or the valve body is installed in a ventilation pipeline of a storage warehouse, so that the storage warehouse has a better ventilation effect.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of a valve body shell and a valve core.
Fig. 3 is a schematic structural view of a valve leaf.
Detailed Description
In order to make the invention more comprehensible, the following detailed description is given with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, a valve for adjusting the air volume of a central air conditioner comprises a valve body shell 1, a valve core 2, eleven valve blades 3 and a driving mechanism 4; the valve body shell 1 is in a hollow cylindrical shape, and eleven rotating shaft holes 101 are formed in the circumferential direction of the side part of the valve body shell 1; the bottom of the valve body shell 1 is provided with a valve body bottom plate 102, the valve body bottom plate 102 is in a cross shape, the cross-shaped structure can greatly increase the ventilation area, and a better ventilation effect is achieved. The valve core 2 is arranged in the center of the valve body bottom plate 102 through a valve core frame 201; the section of the valve core 2 is regular undegon, the regular polygon not only increases the overall connection strength, but also can be better matched with the valve leaf 3, so that the air quantity can be better controlled. Eleven vane rotating holes 202 are circumferentially provided in the side wall of the valve body 2. The inner side edge of each valve leaf 3 is a straight line edge matched with each surface of the regular polygon valve core 2, the straight line edge reduces the connection gap between the valve leaf 3 and the valve core 2, and the air leakage phenomenon is prevented when the valve leaf is closed. The outer side edge of each valve leaf 3 is matched with the arc-shaped edge of the inner wall of the valve body shell 1, and the arc-shaped edges are matched and attached with the inner wall of the valve body shell 1, so that the connection gap between the valve leaf 3 and the valve body shell 1 is reduced, and the air leakage phenomenon is prevented when the valve leaf is closed. The width of the inner end of each valve leaf 3 is larger than the width of each surface of the regular polygonal valve core 2. The clearance between the two valve blades 3 when mutually matched is reduced, so that the two valve blades 3 are better attached together. The inner end of each valve leaf 3 is provided with a valve leaf connecting shaft 31, and the valve leaf connecting shaft 31 is arranged on the valve leaf rotating hole 202, so that the inner end of the valve leaf 3 is better matched with the valve core 2 to realize the rotation of the valve leaf. The outer end of each valve leaf 3 is provided with a valve leaf rotating shaft hole 32, and the valve leaf rotating shaft hole 32 is matched with the driving rotating shaft 42 or the driven rotating shaft 43, so that the outer end of the valve leaf 3 is better matched with the rotating shaft to realize the rotation of the valve leaf 3 around the rotating shaft. One side of every valve leaf 3 is provided with the linking concave surface 301 that links up with the valve leaf 3 of one side cooperatees, and the opposite side of every valve leaf 3 is provided with the linking lug 302 that links up with the other side valve leaf 3 cooperatees, appears the difference in height when preventing to make two valve leaves 3 laminate mutually, or prevents that the space that appears between the two when two valve leaves 3 laminate mutually is too big, leads to appearing the air output uncontrollable and passes through the phenomenon against the current. Each valve leaf 3 is connected in turn left and right to form a circle; the driving mechanism 4 is used for driving the valve leaf 3 to complete rotation in the valve body shell 1, so that the air quantity can be adjusted and the phenomenon of unsmooth circulation can be prevented.
The driving mechanism 4 comprises a motor 41, a driving rotating shaft 42, a plurality of driven rotating shafts 43, a plurality of cranks 44 and a plurality of connecting rods 45; the motor 41 is arranged on the valve body shell 1 through a motor frame; one end of the driving rotating shaft 42 is connected with the motor 41; the other end of the driving rotating shaft 42 is arranged on a rotating shaft hole 101 through a first rotating shaft seat 421; each driven rotating shaft 43 is correspondingly arranged on each rotating shaft hole 101 through a second rotating shaft seat 431; the upper parts of the cranks 44 are respectively arranged on the driving rotating shaft 42 and eleven driven rotating shafts 43, any two adjacent cranks 44 are connected through a connecting rod 45, one end of the connecting rod 45 is hinged with the lower part of one crank 44, and the other end of the connecting rod 45 is hinged with the bottom of the adjacent crank 44; the connecting rods 45 are sequentially connected in a ring in the same connecting mode, and the cranks 44 on the driving rotating shaft 42 drive all the cranks 44 to rotate together through the connecting rods 45. Drive all valve blades 3 through motor 41 and rotate, structural design is ingenious, and convenient control can be fine solution contrary circulation and can't adjust the problem of air output.
When the valve for adjusting the air volume of the central air conditioner works, the motor 41 drives the driving rotating shaft 42 to rotate, the driving rotating shaft 42 drives the crank 44 to rotate, the lower connecting rod 45 of the crank 44 drives the crank 44 on one side to rotate together, the connecting rod 45 at the bottom of the crank 44 drives the crank 44 on the other side to rotate together, so that the crank 44 drives all the cranks 44 to rotate together along one direction when rotating, the crank 44 controls the driven rotating shaft 43 on each crank 44 to rotate, and finally the driven rotating shaft 43 drives the valve leaf 3 to complete rotation so as to adjust the air volume in the pipeline.
In conclusion, the valve body rotates through the motor 41 to drive each valve leaf 3 to rotate, so that the air output is better controlled, the phenomena of unsmooth air circulation and reverse air circulation in a pipeline are prevented according to the angle of the valve leaves 3, the throttling effect can be better realized by installing the valve body to the throttling control unit of the central air conditioner, or the valve body is installed in a ventilation pipeline of a storage warehouse, and the storage warehouse has a better ventilation effect.
A central air conditioner comprises the valve for adjusting the air volume of the central air conditioner.
Claims (4)
1. A valve for adjusting the air volume of a central air conditioner is characterized by comprising a valve body shell (1), a valve core (2), a plurality of valve blades (3) and a driving mechanism (4); the valve body shell (1) is in a hollow cylindrical shape, and a plurality of rotating shaft holes (101) are formed in the circumferential direction of the side part of the valve body shell (1); a valve body bottom plate (102) is arranged at the bottom of the valve body shell (1); the valve core (2) is arranged at the center of the valve body bottom plate (102) through a valve core frame (201); a plurality of valve blade rotating holes (202) are formed in the circumferential direction of the side wall of the valve core (2); the inner end of each valve leaf (3) is arranged on the valve leaf rotating hole (202), and the outer end of each valve leaf (3) is arranged on the rotating shaft hole (101); each valve leaf (3) is connected in turn left and right to form a circle; the driving mechanism (4) comprises a motor (41), a driving rotating shaft (42), a plurality of driven rotating shafts (43), a plurality of cranks (44) and a plurality of connecting rods (45); the motor (41) is arranged on the valve body shell (1) through a motor frame; one end of the driving rotating shaft (42) is connected with the motor (41); the other end of the driving rotating shaft (42) is arranged on a rotating shaft hole (101) through a first rotating shaft seat; each driven rotating shaft (43) is correspondingly arranged on each rotating shaft hole (101) through a second rotating shaft seat; the upper parts of the cranks (44) are respectively arranged on the driving rotating shaft (42) and the driven rotating shafts (43), any two adjacent cranks (44) are connected through the connecting rod (45), one end of the connecting rod (45) is hinged with the lower part of one crank (44), and the other end of the connecting rod (45) is hinged with the bottom of the adjacent crank (44); the connecting rods (45) are sequentially connected into a ring in the same connecting mode, and the cranks (44) on the driving rotating shaft (42) drive all the cranks (44) to rotate together through the connecting rods (45);
one side of each valve leaf (3) is provided with a connecting concave surface (301) which is matched and connected with the valve leaf (3) on one side, and the other side of each valve leaf (3) is provided with a connecting convex block (302) which is matched and connected with the valve leaf (3) on the other side; the section of the valve core (2) is in a regular polygon shape, and the inner side edge of each valve leaf (3) is a straight line edge matched with each surface of the regular polygon valve core (2); the outer side edge of each valve leaf (3) is an arc-shaped edge matched with the inner wall of the valve body shell (1); the inner of every valve leaf (3) be provided with valve leaf connecting axle (31), valve leaf connecting axle (31) set up on valve leaf rotates hole (202), the outer end of every valve leaf (3) is provided with valve leaf pivot hole (32), valve leaf pivot hole (32) cooperate with initiative pivot (42) or driven shaft (43).
2. A valve for adjusting the air volume of a central air conditioner according to claim 1, wherein the width of the inner end of each vane (3) is greater than the width of each face of the regular polygonal valve core (2).
3. A valve for adjusting the air volume of a central air conditioner according to claim 1, wherein the valve body bottom plate (102) has a cross shape.
4. A central air conditioner, characterized in that the air volume adjusting valve is used as the valve for adjusting the air volume of the central air conditioner according to any one of claims 1-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910247908.5A CN110081187B (en) | 2019-03-29 | 2019-03-29 | Valve for adjusting air volume of central air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910247908.5A CN110081187B (en) | 2019-03-29 | 2019-03-29 | Valve for adjusting air volume of central air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110081187A CN110081187A (en) | 2019-08-02 |
| CN110081187B true CN110081187B (en) | 2020-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910247908.5A Active CN110081187B (en) | 2019-03-29 | 2019-03-29 | Valve for adjusting air volume of central air conditioner |
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| Country | Link |
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| CN (1) | CN110081187B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102657167B1 (en) * | 2019-11-19 | 2024-04-11 | 한국해양과학기술원 | Flow control valve for oscillating water column wave generation system |
| CN113928864B (en) * | 2021-10-09 | 2023-08-08 | 高密银鹰新材料股份有限公司 | Air valve capable of adjusting air quantity |
| CN114878175B (en) * | 2022-04-15 | 2024-02-23 | 中国航发沈阳发动机研究所 | Outer culvert area synchronous regulating mechanism of inner culvert and outer culvert split-flow exhaust system |
| CN115681526A (en) * | 2023-01-04 | 2023-02-03 | 成都原创人造板科学技术有限公司 | A ventilation pipeline shutoff valve for municipal works |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8342206B2 (en) * | 2010-08-17 | 2013-01-01 | Caterpillar Inc. | Dual butterfly control valve and method of use |
| CN105697795A (en) * | 2016-03-29 | 2016-06-22 | 苏州苏和通风设备制造有限公司 | Sealing valve |
| CN206816911U (en) * | 2017-06-21 | 2017-12-29 | 佛山格尼斯磁悬浮技术有限公司 | Automatic flow control valve door |
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2019
- 2019-03-29 CN CN201910247908.5A patent/CN110081187B/en active Active
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| CN110081187A (en) | 2019-08-02 |
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Effective date of registration: 20201127 Address after: 225400 Daiwang Road, Chengdong Industrial Park, Taixing City, Taizhou City, Jiangsu Province Applicant after: JIANGSU FENGYUAN SHIP ENGINEERING Co.,Ltd. Address before: 311199 Ryan International 5F, 118 Donggang Road, Xingqiao Street, Yuhang District, Hangzhou City, Zhejiang Province Applicant before: Zhang Meihua |
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