CN118980165A - Air volume regulating device for air duct system - Google Patents
Air volume regulating device for air duct system Download PDFInfo
- Publication number
- CN118980165A CN118980165A CN202411463927.9A CN202411463927A CN118980165A CN 118980165 A CN118980165 A CN 118980165A CN 202411463927 A CN202411463927 A CN 202411463927A CN 118980165 A CN118980165 A CN 118980165A
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- Prior art keywords
- sleeve
- air
- branch pipe
- air duct
- plate
- 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.)
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 13
- 238000007789 sealing Methods 0.000 claims abstract description 51
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 230000033228 biological regulation Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air-Flow Control Members (AREA)
Abstract
本发明公开了一种用于风管系统的风量调节装置，属于风量调节技术领域，包括风管，所述风管设置有支管口，所述支管口上安装有套管，所述套管第一端开口设置，所述套管第一端与支管口密封固定连接，所述套管第二端封闭设置，所述套管周壁以套管轴线为中心周向设置有多个出风口，所述套管内限位滑动安装有滑板，所述滑板上设置有与套管内壁摩擦连接的密封套，所述滑板与套管第二端内壁之间固定连接有弹簧，沿套管轴线方向滑动所述密封套能够打开或封闭出风口设置。本发明通过设置密封套使风管系统内压力处于平衡状态时，通过风管系统内部的气压使多个与支管口连接的套管内的密封套同步滑动以打开出风口，使从各个支管口流出的风力均匀。
The present invention discloses an air volume regulating device for an air duct system, belonging to the technical field of air volume regulation, comprising an air duct, the air duct being provided with a branch pipe opening, a sleeve being installed on the branch pipe opening, the first end of the sleeve being open, the first end of the sleeve being sealed and fixedly connected to the branch pipe opening, the second end of the sleeve being closed, the peripheral wall of the sleeve being circumferentially provided with a plurality of air outlets with the axis of the sleeve as the center, a slide plate being provided in the sleeve for limited sliding, a sealing sleeve being frictionally connected to the inner wall of the sleeve being provided on the slide plate, a spring being fixedly connected between the slide plate and the inner wall of the second end of the sleeve, and the air outlet being opened or closed by sliding the sealing sleeve along the axis direction of the sleeve. The present invention sets a sealing sleeve so that when the pressure in the air duct system is in a balanced state, the sealing sleeves in the plurality of sleeves connected to the branch pipe openings are caused to slide synchronously to open the air outlets by the air pressure inside the air duct system, so that the wind force flowing out of each branch pipe opening is uniform.
Description
Technical Field
The invention belongs to the technical field of air quantity regulation, and particularly relates to an air quantity regulating device for an air pipe system.
Background
The static pressure method is used for calculating the air quantity by measuring the static pressure loss in an air duct, when the static pressure method is used for calculating the air quantity, a static pressure sensor is required to be arranged at a point with basically stable pressure in an air duct system, the air quantity is calculated by reading the numerical value of the sensor, and finally the average air quantity is calculated by average value, however, in the air duct system, a plurality of air outlets arranged on the air duct can correspond to different rooms, so that the air quantity of each room is required to be regulated in order to ensure uniform air quantity of each room.
In the prior art, for example, chinese patent publication No. CN117847740B discloses a new displacement type automatic air volume adjusting and controlling device, which can adjust the gap of the ventilation part according to the air volume flowing requirement. However, the above-mentioned regulation judging mode is artificial judgment, in the duct system, a plurality of air outlets are generally provided on one duct system, and as the wind direction moves, the pressure of the air outlet located at the back will gradually decrease, resulting in the decrease of the air outlet volume of the subsequent air outlet, so that it is difficult to ensure that the air outlet volume of each air outlet is uniform in the above-mentioned regulation mode.
It is therefore desirable to provide an air volume damper for an air duct system that addresses the above-described issues.
Disclosure of Invention
Therefore, the present invention is directed to an air volume adjusting device for an air duct system, which is used for solving the problem that it is difficult to ensure uniform air volume of each air outlet in the air duct system in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The invention provides an air quantity adjusting device for an air pipe system, which comprises an air pipe, wherein the air pipe is provided with a branch pipe orifice, a sleeve is arranged on the branch pipe orifice, a first end of the sleeve is arranged in an opening way, the first end of the sleeve is fixedly connected with the branch pipe orifice in a sealing way, a second end of the sleeve is arranged in a sealing way, the peripheral wall of the sleeve is circumferentially provided with a plurality of air outlets by taking the axis of the sleeve as the center, a sliding plate is arranged in the sleeve in a limiting sliding way, a sealing sleeve in friction connection with the inner wall of the sleeve is arranged on the sliding plate, a spring is fixedly connected between the sliding plate and the inner wall of the second end of the sleeve, and the sealing sleeve can be arranged in a way of opening or sealing the air outlets by sliding along the axis direction of the sleeve.
Further, the limiting rotation of slide is installed the rotor plate, be provided with a plurality of closure boards with the air outlet one-to-one on the rotor plate with rotor plate axis as center circumference, form the breach unanimous with the air outlet size between two adjacent closure boards, rotate the rotor plate can make breach and air outlet correspond in order to open the air outlet, rotate the rotor plate makes breach and air outlet dislocation can make the closure board seal the air outlet.
Further, the intraductal rotation of cover is connected with the key shaft, key shaft and rotation board key connection, be provided with the through-hole that makes the key shaft pass through on the slide, be equipped with the clearance between through-hole and the key shaft, the knob is installed in the rotation of sleeve pipe second end outer wall, knob and sleeve pipe sealing connection, knob one end extends to intraductal and key shaft fixed connection of cover.
Further, the seal cover lateral wall uses the seal cover axis as central circumference and is provided with a plurality of spacing spouts, the sleeve inner wall is provided with a plurality of gag lever posts with spacing spout one-to-one, gag lever post and spacing spout sliding connection, the rotor plate lateral wall uses the rotor plate axis as central circumference be provided with a plurality of tooth's socket with spacing spout one-to-one, the tooth's socket is provided with first hang side and the vertical limit of being connected with first hang side, the gag lever post top is provided with the second hang side with first hang side complex, when the second hang side that slides the rotor plate so that the first hang side of tooth's socket offsets with the gag lever post, continue to slide the rotor plate and can drive the rotor plate through the gag lever post and rotate until gag lever post offsets with the vertical limit of tooth's socket.
Further, a displacement sensor for detecting the displacement of the sliding plate is arranged in the sleeve.
Further, the sleeve is internally and fixedly provided with the limiting ring, when the sealing sleeve seals the air outlet, the first side wall of the limiting ring abuts against the sealing plate, and the sliding slide plate enables the sealing sleeve to slide so as to drive the sealing plate to be separated from the limiting ring, so that the air outlet can be opened.
Further, spacing ring second lateral wall offsets with branch pipe mouth far away from the tuber pipe side, be provided with a plurality of connecting holes with branch pipe mouth axis direction circumference on the branch pipe mouth, threaded connection has a plurality of bolts with the connecting hole one-to-one on the sleeve pipe, bolt and connecting hole threaded connection so that sleeve pipe and branch pipe mouth are fixed.
Further, a conical plate is fixedly arranged on the rotating plate.
The invention has the beneficial effects that:
When the pressure in the air pipe system is in a balanced state by arranging the sealing sleeves, the sealing sleeves in the sleeves connected with the branch pipe ports synchronously slide by the air pressure in the air pipe system to open the air outlet, so that the wind power flowing out of each branch pipe port is uniform; the spring is arranged, so that the opening range of the air outlet is regulated under the combined action of air pressure and spring force, and the effect of uniformly regulating the wind power flowing out of each branch pipe opening is achieved; and the sealing sleeve is in friction connection with the inner wall of the sleeve, and resistance is applied to the sealing sleeve through friction force, so that the influence on the air outlet effect caused by the reciprocating and rapid shaking of the sealing sleeve under the action of a spring and air pressure is avoided.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objects and other advantages of the invention may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
In order to make the objects, technical solutions and advantageous effects of the present invention more clear, the present invention provides the following drawings for description:
FIG. 1 is an exploded view of a connection structure of a sleeve and a branch pipe port according to an embodiment of the present invention;
FIG. 2 is a schematic diagram illustrating the cooperation of a stop lever and a tooth slot according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a sleeve mounting structure according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an air duct system according to an embodiment of the present invention.
The figures are marked as follows: tuber pipe 1, branch pipe mouth 2, connecting hole 201, sleeve pipe 3, air outlet 301, slide 302, seal cover 303, spring 304, rotor plate 4, closure plate 401, breach 402, conical plate 403, key shaft 5, through-hole 501, knob 502, spacing spout 6, gag lever post 601, tooth socket 602, first inclined edge 603, vertical edge 604, second inclined edge 605, stop collar 7, bolt 8.
Detailed Description
As shown in fig. 1-4, the invention provides an air quantity adjusting device for an air duct system, which comprises an air duct 1, wherein a branch pipe orifice 2 is arranged on the air duct 1, a sleeve pipe 3 is arranged on the branch pipe orifice 2, a first end of the sleeve pipe 3 is arranged in an opening manner, a first end of the sleeve pipe 3 is fixedly connected with the branch pipe orifice 2 in a sealing manner, a second end of the sleeve pipe 3 is arranged in a sealing manner, a plurality of air outlets 301 are circumferentially arranged on the peripheral wall of the sleeve pipe 3 by taking the axis of the sleeve pipe 3 as the center, a sliding plate 302 is arranged in the sleeve pipe 3 in a limiting sliding manner, a sealing sleeve 303 in friction connection with the inner wall of the sleeve pipe 3 is arranged on the sliding plate 302, the sealing sleeve 303 can seal the air outlets 301, a spring 304 is fixedly connected between the sliding plate 302 and the inner wall of the second end of the sleeve pipe 3, and the sealing sleeve 303 can open or close the air outlets 301.
In this scheme, a plurality of air pipes 1 are spliced by end parts to form an air pipe system, a first end of the air pipe system is connected with an air inlet mechanism (not shown in the figure), a second end of the air pipe system is closed, and in an initial state, a sealing sleeve 303 is arranged to close an air outlet 301; after wind power is injected into the air pipe system through the air inlet mechanism, the wind power moves to the closed end of the air pipe system along the air pipe system, after the pressure in the air pipe system is increased, the air pressure extrudes the sliding plate 302 to drive the sealing sleeve 303 to slide, and the springs 304 are extruded, and as the pressures in the air pipe system are in a balanced state, the sliding plates 302 in the air pipes 1 synchronously move, so that the air outlets 301 are synchronously opened, and the wind power is uniformly discharged from the air outlets 301.
In the scheme, when the pressure in the air pipe system is in an equilibrium state by arranging the sealing sleeves 303, the sealing sleeves 303 in the plurality of sleeves 3 connected with the branch pipe ports 2 synchronously slide by the air pressure in the air pipe system to open the air outlet 301, so that the wind power flowing out of each branch pipe port 2 is uniform; the spring 204 is arranged, so that the opening range of the air outlet 301 is adjusted under the combined action of air pressure and the elasticity of the spring 204, and the effect of uniformly adjusting the wind power flowing out of each branch pipe orifice 2 is achieved; and the sealing sleeve 303 is in friction connection with the inner wall of the sleeve 3, and resistance is applied to the sealing sleeve 303 through friction force, so that the influence of the air outlet effect caused by the reciprocating and rapid shaking of the sealing sleeve 303 under the action of the spring 304 and air pressure is avoided.
In one embodiment of the present invention, the sliding plate 302 is provided with a rotating plate 4 in a limited rotation manner, a plurality of sealing plates 401 corresponding to the air outlets 301 one by one are circumferentially arranged on the rotating plate 4 with the axis of the rotating plate 4 as the center, gaps 402 with the same size as the air outlets 301 are formed between two adjacent sealing plates 401, the air outlets 301 can be opened by rotating the rotating plate 4 to correspond the gaps 402 to the air outlets 301, and the air outlets 301 can be sealed by rotating the rotating plate 4 to shift the gaps 402 and the air outlets 301.
In the scheme, in a state that the rotating plate 4 is rotated to enable the notch 402 to correspond to the air outlet 301, wind force enables the sliding plate 302 to drive the sleeve 3 to move so as to open the air outlet 301, and at the moment, the wind force can be discharged from the air outlet 301; when the rotating plate 4 is rotated to cause the gap 402 to be dislocated from the air outlet 301, that is, the closing plate 401 closes the air outlet 301, the wind cannot be discharged from the air outlet 301.
The scheme is that the sealing plate 401 is arranged, so that when the air is exhausted from the branch pipe ports 2 on one or more sleeves 3, the corresponding rotating plate 4 is rotated to seal the air outlet 301 by the sealing plate 401 so as to prevent the air from being exhausted, and the branch pipe ports 2 on the other sleeves 3 are ensured to exhaust air uniformly.
In one embodiment of the present invention, the sleeve 3 is rotatably connected with the key shaft 5, the key shaft 5 is in key connection with the rotating plate 4, the sliding plate 302 is provided with a through hole 501 for passing the key shaft 5, a gap is arranged between the through hole 501 and the key shaft 5, a knob 502 is rotatably installed on the outer wall of the second end of the sleeve 3, the knob 502 is in sealing connection with the sleeve 3, and one end of the knob 502 extends into the sleeve 3 and is fixedly connected with the key shaft 5.
In this scheme, turning knob 502 can make key shaft 5 rotate to drive rotation plate 4 rotation, so that manual operation opens or seals air outlet 301.
In one embodiment of the present invention, a plurality of limit sliding grooves 6 are circumferentially arranged on the side wall of the sealing sleeve 303 with the axis of the sealing sleeve 303 as the center, a plurality of limit rods 601 corresponding to the limit sliding grooves 6 one by one are arranged on the inner wall of the sleeve 3, the limit rods 601 are slidably connected with the limit sliding grooves 6, a plurality of tooth grooves 602 communicating with the limit sliding grooves 6 one by one are circumferentially arranged on the side wall of the rotating plate 4 with the axis of the rotating plate 4 as the center, a first inclined edge 603 and a vertical edge 604 connected with the first inclined edge 603 are arranged on the tooth grooves 602, a second inclined edge 605 matched with the first inclined edge 603 is arranged on the top end of the limit rods 601, and when the first inclined edge 603 of the tooth grooves 602 abuts against the second inclined edge 605 of the limit rods 601, the rotating plate 4 can be slid continuously until the limit rods 601 abut against the vertical edges 604 of the tooth grooves 602.
In this scheme, through setting up gag lever post 601 and spacing spout 6 cooperation, make seal cover 303 follow vertical direction spacing slip in sleeve pipe 3, when seal cover 303 drives rotor plate 4 and down remove, until the laminating of the first inclined edge 603 on tooth's socket 602 and the second inclined edge 605 on gag lever post 601 top, rotor plate 4 continues after the downmovement, will drive rotor plate 4 and rotate.
According to the scheme, through the design of the structure, when the notch 402 on the rotating plate 4 is in a dislocation state with the air outlet 301, the sealing sleeve 303 can downwards slide to enable the sealing plate 401 to seal the air outlet 301, when the pressure in the air pipe 1 does not reach the threshold value, the sealing plate 401 seals the air outlet 301 so as to ensure that the air outlet of the rest branch pipe orifices 2 is uniform, when the pressure in the air pipe 1 reaches the threshold value, the rotating plate 4 is driven to continuously downwards move so as to enable the limiting rod 601 to drive the rotating plate 4 to rotate, thereby opening the air outlet 301 to play a pressure relief role, and when all the air outlets 301 on the air pipe 1 are sealed due to misoperation, the rotating plate 4 can be rotated to drive the air outlet 301 to be opened under the action of the pressure in the air pipe 1, and the safety is improved.
In one embodiment of the present invention, a displacement sensor (not shown) for detecting displacement of the slide plate 302 is installed in the sleeve 3.
In this scheme, a displacement sensor is provided to identify the movement displacement of the sliding plate 302, so as to identify the opening size of the air outlet 301, so that according to an air volume calculation formula q=v×a, wherein Q represents the air volume, v represents the air speed (unit: m/s), a represents the air duct cross-sectional area (unit: m), and the opening size of the air outlet 301 is the air duct cross-sectional area, thereby realizing the judgment of the air outlet.
In one embodiment of the present invention, a stop collar 7 is fixedly installed in the sleeve 3, when the sealing sleeve 303 seals the air outlet 301, the first side wall of the stop collar 7 abuts against the sealing plate 401, and when the sliding slide plate 302 slides the sealing sleeve 303 to drive the sealing plate 401 to separate from the stop collar 7, the air outlet 301 can be opened.
In this scheme, spacing ring 7 sets up on closure plate 401 top, and spring 304 is in compression state all the time, and under the effect of spring 304, closure plate 401 top butt is on spacing ring 7 diapire, and closure plate 401 bottom is located air outlet 301 roof, and when closure plate 401 and air outlet 301 dislocation state, closure plate 401 downwardly moving process makes air outlet 301 open with breaking away from spacing ring 7 in-process.
In one embodiment of the invention, the second side wall of the limiting ring 7 abuts against the side, away from the air pipe 1, of the branch pipe opening 2, a plurality of connecting holes 201 are circumferentially formed in the branch pipe opening 2 in the axial direction of the branch pipe opening 2, a plurality of bolts 8 in one-to-one correspondence with the connecting holes 201 are connected to the sleeve 3 in a threaded manner, and the bolts 8 are connected with the connecting holes 201 in a threaded manner so as to fix the sleeve 3 with the branch pipe opening 2.
In this scheme, when installing sleeve pipe 3, make spacing ring 7 second lateral wall keep away from tuber pipe 1 side and offset through removing sleeve pipe 3, make bolt 8 correspond with connecting hole 201 through rotating adjustment sleeve pipe 3 position, through rotating bolt 8 and connecting hole 201 threaded connection to accomplish sleeve pipe 3 and branch pipe mouth 2's fixed, thereby play the effect of being convenient for install and dismantle.
In one embodiment of the present invention, the rotating plate 4 is fixedly provided with a tapered plate 403, so that wind power is diffused to the air outlet 301 along the tapered plate 403, so as to improve the uniformity of the air quantity of the air flowing out from the air outlet 301.
Finally, it is noted that the above-mentioned preferred embodiments are only intended to illustrate rather than limit the invention, and that, although the invention has been described in detail by means of the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411463927.9A CN118980165B (en) | 2024-10-21 | 2024-10-21 | Air volume regulating device for air duct system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411463927.9A CN118980165B (en) | 2024-10-21 | 2024-10-21 | Air volume regulating device for air duct system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN118980165A true CN118980165A (en) | 2024-11-19 |
| CN118980165B CN118980165B (en) | 2025-01-21 |
Family
ID=93453838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202411463927.9A Active CN118980165B (en) | 2024-10-21 | 2024-10-21 | Air volume regulating device for air duct system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN118980165B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119934083A (en) * | 2025-04-10 | 2025-05-06 | 韶展(上海)机电设备有限公司 | A large-flow air suspension centrifugal blower housing |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212901848U (en) * | 2020-09-02 | 2021-04-06 | 山东创适环境科技有限公司 | Fresh air system air intake adjusting device |
| CN215175828U (en) * | 2021-02-02 | 2021-12-14 | 青岛海岸万方新能源投资管理有限公司 | Air volume adjusting device for air outlet equipment |
| CN217503895U (en) * | 2022-06-24 | 2022-09-27 | 西安亚川电力科技有限公司 | Ventilation unit is used in building automatic control |
| CN220206012U (en) * | 2023-07-20 | 2023-12-19 | 湖北天洋机电工程有限公司 | Air quantity adjustable air supply branch pipe |
-
2024
- 2024-10-21 CN CN202411463927.9A patent/CN118980165B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212901848U (en) * | 2020-09-02 | 2021-04-06 | 山东创适环境科技有限公司 | Fresh air system air intake adjusting device |
| CN215175828U (en) * | 2021-02-02 | 2021-12-14 | 青岛海岸万方新能源投资管理有限公司 | Air volume adjusting device for air outlet equipment |
| CN217503895U (en) * | 2022-06-24 | 2022-09-27 | 西安亚川电力科技有限公司 | Ventilation unit is used in building automatic control |
| CN220206012U (en) * | 2023-07-20 | 2023-12-19 | 湖北天洋机电工程有限公司 | Air quantity adjustable air supply branch pipe |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119934083A (en) * | 2025-04-10 | 2025-05-06 | 韶展(上海)机电设备有限公司 | A large-flow air suspension centrifugal blower housing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN118980165B (en) | 2025-01-21 |
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