CN219412988U - Device for adjusting air outlet flow of fan - Google Patents
Device for adjusting air outlet flow of fan Download PDFInfo
- Publication number
- CN219412988U CN219412988U CN202320864063.6U CN202320864063U CN219412988U CN 219412988 U CN219412988 U CN 219412988U CN 202320864063 U CN202320864063 U CN 202320864063U CN 219412988 U CN219412988 U CN 219412988U
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- air
- air outlet
- motor
- screw rod
- fan
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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Abstract
The utility model discloses a device for adjusting the air outlet flow of a fan, which relates to the field of fan air quantity detection equipment and comprises the following components: the air-conditioner comprises an air-conditioner body, a fan and a fan, wherein a limiting movable cavity is formed in the air-conditioner body, an air outlet is formed in the air-conditioner body, and the air outlet penetrates through the air-conditioner body; the baffle is arranged at the lower part of the ventilation shell, the lower part of the baffle is fixedly connected with a driving sliding block, and the upper end of the baffle is slidably connected in the limiting movable cavity; the screw rod is arranged on one side of the ventilation shell, which is provided with an air outlet, and is in threaded connection with a driving sliding block; the motor is arranged at the bottom end of the screw rod, the output end of the motor is provided with a coupler, one end of the coupler, which is far away from the motor, is connected with the screw rod, and the shape of the air outlet is a regular graph. According to the utility model, the air outlet, the baffle plate, the limiting movable cavity, the screw rod, the driving sliding block, the coupler and the motor are arranged, so that the area of the air outlet can be calculated conveniently, the air outlet can be regulated easily and accurately in the test process, and the debugging time consumption is reduced.
Description
Technical Field
The utility model relates to the field of fan air quantity detection equipment, in particular to a device for adjusting the air outlet flow of a fan.
Background
The air quantity testing device is a special air quantity testing device for various industrial ventilators. The test principle is an obstruction type flow measurement principle, a standard long-diameter low-speed nozzle is used as an obstruction, and the static pressure difference between two ends of the standard nozzle is measured to measure the air flow through the nozzle. When the air quantity of the fan is detected, the air outlet flow of the fan needs to be adjusted so as to test the air quantity under different conditions. However, the current baffle mechanism for adjusting the size of the air outlet is inconvenient to calculate the change area of the air outlet, is difficult to accurately adjust in the test process, and is long in debugging time.
Disclosure of Invention
For solving the technical problem, a device for adjusting fan air-out flow is provided, and the current baffle mechanism that is used for adjusting the air outlet size that proposes among the above-mentioned prior art is inconvenient to calculate the area of change of wind gap has been solved to this technical scheme, is difficult for accurate regulation at the test process, debugging long-time consuming problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a device for regulating fan outlet air flow, comprising:
the air-conditioner comprises an air-conditioner body, a fan and a fan, wherein a limiting movable cavity is formed in the air-conditioner body, an air outlet is formed in the air-conditioner body, and the air outlet penetrates through the air-conditioner body;
the baffle is arranged at the lower part of the ventilation shell, the lower part of the baffle is fixedly connected with a driving sliding block, and the upper end of the baffle is slidably connected in the limiting movable cavity;
the screw rod is arranged on one side of the ventilation shell, which is provided with an air outlet, and is in threaded connection with a driving sliding block;
the motor is arranged at the bottom end of the screw rod, the output end of the motor is provided with a coupler, and one end of the coupler, which is far away from the motor, is connected with the screw rod.
Preferably, the air outlet is in a regular pattern, and the regular pattern is triangular, rectangular or circular.
Preferably, the area of the baffle is larger than that of the air outlet.
Preferably, the motor is a stepper motor or a servo motor.
Compared with the prior art, the utility model provides a device for adjusting the air outlet flow of a fan, which has the following beneficial effects:
through setting up air outlet, baffle, spacing movable chamber, lead screw, drive slider, shaft coupling and motor, adjustable fan air-out flow, and the air outlet is regular graph, is convenient for calculate the area of wind gap, and is easy accurate the regulation at test procedure, reduces the debugging consuming time, and the baffle is connected with spacing movable chamber in addition and agrees with not having the space, and the leakproofness is high, can not produce the influence to the regulation of air outlet air output.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic side cross-sectional view of the present utility model;
the reference numerals in the figures are:
1. a ventilation housing; 2. an air outlet; 3. a spacing movable cavity; 4. a baffle; 5. driving a sliding block; 6. a screw rod; 7. a motor; 8. a coupling.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art.
Referring to fig. 1-2, an apparatus for regulating the flow of air from a fan, comprising:
the air conditioner comprises an air ventilation shell 1, wherein a limiting movable cavity 3 is formed in the air ventilation shell 1, an air outlet 2 is formed in the air ventilation shell 1, and the air outlet 2 penetrates through the air ventilation shell 1;
the baffle plate 4 is arranged at the lower part of the ventilation shell 1, the lower part of the baffle plate 4 is fixedly connected with the driving sliding block 5, the upper end of the baffle plate 4 is slidably connected in the limiting movable cavity 3, the baffle plate 4 can linearly move in the inner cavity of the ventilation shell 1, and the air outlet 2 can be sealed;
the driving slide block 5 is matched with the screw rod 6 for use, can move up and down along with the rotation of the screw rod 6, the driving slide block 5 is provided with the baffle plate 4, and the baffle plate 4 moves along with the driving slide block 5;
the screw rod 6 is arranged on one side of the ventilation shell 1, which is provided with the air outlet 2, the screw rod 6 is in threaded connection with the driving sliding block 5, the screw rod 6 is fixed on one side of the ventilation shell 1, which is provided with the air outlet 2, and when the stroke of the screw rod 6 must meet the condition that the baffle plate 4 is at the lowest position, the upper part of the baffle plate 4 is still in the limiting movable cavity 3, but does not exceed the lowest position of the air outlet 2; when the baffle plate 4 is at the highest position, the baffle plate 4 completely covers the air outlet 2, but the uppermost part does not exceed the top of the limiting movable cavity 3;
the motor 7 is arranged at the bottom end of the screw rod 6, a coupler 8 is arranged at the output end of the motor 7, and one end, far away from the motor 7, of the coupler 8 is connected with the screw rod 6;
the motor 7 is in transmission connection with the screw rod 6, and in the scheme, the motor is connected with the screw rod 6 through a coupler 8, and can be replaced by a synchronous wheel and a belt which are in cooperative connection;
baffle 4 moves in spacing movable chamber 3, and the purpose is in order to shelter from air outlet 2, and baffle 4 moves to different positions, and the area that shelters from air outlet 2 is different, and then air outlet 2 can ventilate the area will be different, because air outlet 2 shape rule, consequently, its area of change easily calculates, consequently debug control is convenient and the precision is high.
The driving slide block 5 is matched with the screw rod 6, the driving slide block 5 is fixed at the bottom of the baffle plate 4, the motor 7 is connected with the screw rod 6, and the motor 7 controls the screw rod 6 to rotate, so that the driving slide block 5 moves on the screw rod 6, and then the baffle plate 4 also moves along with the driving slide block 5.
The motor 7 can control the screw rod 6 to rotate positively and negatively, so as to control the baffle 4 to reciprocate and stop at any position.
The ventilation shell 1 is connected with an equipment air channel for testing the air quantity of a fan, the size of the air outlet 2 is changed by adjusting the position of the baffle 4, and then the flow passing through the air outlet 2 is adjusted, so that the purpose of controlling the flow passing through the air channel is achieved.
Specifically, the shape of the air outlet 2 is a regular pattern, and the regular pattern is a triangle, a rectangle or a circle.
The area of the baffle 4 is larger than that of the air outlet 2, and the motor 7 is a stepping motor or a servo motor.
The working principle and the using flow of the utility model are as follows: through setting up air outlet 2, baffle 4, spacing movable chamber 3, lead screw 6, drive slider 5, shaft coupling 8 and motor 7, adjustable fan air-out flow, and air outlet 2 is regular graph, is convenient for calculate the area of air outlet 2, and is easy accurate the regulation at the test procedure, reduces the debugging time consuming, and baffle 4 is connected with spacing movable chamber 3 in addition and agrees with not having the space, and the leakproofness is high, can not produce the influence to the regulation of air outlet 2 air output.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (4)
1. A device for regulating the flow of air out of a fan, comprising:
the air conditioner comprises an air ventilation shell (1), wherein a limiting movable cavity (3) is formed in the air ventilation shell (1), an air outlet (2) is formed in the air ventilation shell (1), and the air outlet (2) penetrates through the air ventilation shell (1);
the baffle plate (4) is arranged at the lower part of the ventilation shell (1), the lower part of the baffle plate (4) is fixedly connected with the driving sliding block (5), and the upper end of the baffle plate (4) is slidably connected in the limiting movable cavity (3);
the screw rod (6) is arranged on one side of the ventilation shell (1) with the air outlet (2), and the screw rod (6) is in threaded connection with the driving sliding block (5);
the motor (7) is arranged at the bottom end of the screw rod (6), the output end of the motor (7) is provided with a coupler (8), and one end, far away from the motor (7), of the coupler (8) is connected with the screw rod (6).
2. A device for regulating fan outlet air flow according to claim 1, wherein: the air outlet (2) is in a regular pattern, and the regular pattern is triangular, rectangular or circular.
3. A device for regulating fan outlet air flow according to claim 1, wherein: the area of the baffle plate (4) is larger than that of the air outlet (2).
4. A device for regulating fan outlet air flow according to claim 1, wherein: the motor (7) is a stepping motor or a servo motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320864063.6U CN219412988U (en) | 2023-04-18 | 2023-04-18 | Device for adjusting air outlet flow of fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320864063.6U CN219412988U (en) | 2023-04-18 | 2023-04-18 | Device for adjusting air outlet flow of fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219412988U true CN219412988U (en) | 2023-07-25 |
Family
ID=87229405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320864063.6U Active CN219412988U (en) | 2023-04-18 | 2023-04-18 | Device for adjusting air outlet flow of fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219412988U (en) |
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2023
- 2023-04-18 CN CN202320864063.6U patent/CN219412988U/en active Active
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