CN216204226U

CN216204226U - Air valve

Info

Publication number: CN216204226U
Application number: CN202122033042.3U
Authority: CN
Inventors: 蔡加培; 朱建斌; 胡军
Original assignee: Xiamen Zhongweida Energy Saving Technology Co ltd
Current assignee: Xiamen Zhongweida Energy Saving Technology Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-04-05
Anticipated expiration: 2031-08-26

Abstract

The utility model discloses an air valve, which belongs to the field of air valves and comprises a driving piece, a valve frame, a limiting piece and a blade, wherein the driving piece is fixed on the outer side of the valve frame, the blade is rotationally connected to the inner side of the valve frame, the blade is driven to rotate by the driving piece, the limiting piece used for limiting the rotation angle of the blade is arranged on the inner side wall of the valve frame, so that the maximum rotation angle of the blade is 90 degrees, and when the blade rotates to the maximum rotation angle, the blade is parallel to the air inlet and outlet directions of the air valve. The air valve has larger air inlet and outlet area.

Description

Air valve

Technical Field

The utility model belongs to the field of air valves, and particularly relates to an air valve.

Background

The fresh air machine is an effective air purification device, can circulate indoor air, on one hand, discharges dirty indoor air outdoors, and on the other hand, inputs outdoor fresh air into the room after measures such as sterilization, disinfection, filtration and the like, so that the air in the room is fresh and clean at every moment.

The air valve with the traditional structure has the 1/3 shielded area, is installed in a fresh air machine, cannot ventilate, and causes the too high air speed and the increased noise of other ventilation areas.

Disclosure of Invention

The utility model aims to provide an air valve which has a larger air inlet and outlet area.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an air valve which comprises a driving piece, a valve frame, a limiting piece and a blade, wherein the driving piece is fixed on the outer side of the valve frame, the blade is rotatably connected to the inner side of the valve frame and is driven to rotate by the driving piece, the limiting piece used for limiting the rotation angle of the blade is arranged on the inner side wall of the valve frame, so that the maximum rotation angle of the blade is 90 degrees, and when the blade rotates to the maximum rotation angle, the blade is parallel to the air inlet and outlet direction of the air valve.

Preferably, the limiting part comprises a first barrier strip, a second barrier strip, a first blocking piece and a second blocking piece, the first barrier strip and the second barrier strip are respectively arranged on the left side and the right side of the joint of the blade and the valve frame, the first barrier strip is located on the rear side of the second barrier strip, the first blocking piece is arranged on the front side of the end part of the first barrier strip, and the second blocking piece is arranged on the rear side of the end part of the second barrier strip.

Preferably, the blade includes first piece, second piece and linkage segment, is connected through the linkage segment between first piece and the second piece, and first piece is located the rear side of second piece, and when the blast gate was in closed condition, the preceding lateral wall of first piece offseted with the back lateral wall of first blend stop, and the back lateral wall of second piece offseted with the preceding lateral wall of second blend stop, and when the blast gate was in the biggest open mode, the left side wall of first piece offseted with the right side wall of first separation blade, and the right side wall of second piece offseted with the left side wall of second separation blade.

Preferably, the top of the connecting section is provided with an installation part connected with the driving end of the driving part, the top of the valve frame is provided with a groove for the installation part to pass through, the bottom of the connecting section is provided with an insertion part, the bottom of the inner wall of the valve frame is provided with an insertion hole, and the insertion part is inserted into the insertion hole.

Preferably, first piece and second piece parallel arrangement each other, first blend stop and second blend stop parallel arrangement each other, first blend stop and first blend stop mutually perpendicular set up, second blend stop and second blend stop mutually perpendicular set up, the perpendicular distance of the right side wall of first blend stop to the central line of jack is the same with the perpendicular distance of the left side wall of second blend stop to the central line of jack, be D, the perpendicular distance of the lateral wall of first piece to the central line of installation department is the same with the perpendicular distance of the lateral wall of second piece to the central line of installation department, be D, D ═ D.

Preferably, the first blocking pieces are two pieces and are respectively arranged at the upper end and the lower end of the first blocking strip, and the second blocking pieces are two pieces and are respectively arranged at the upper end and the lower end of the second blocking strip.

Preferably, the outer side wall of the valve frame is provided with a plurality of first mounting seats for fixing the valve frame.

Preferably, the valve frame is provided with at least one second mounting seat for mounting the sensor, the valve frame is provided with a through hole for the detection end of the sensor to extend into, and the through hole is positioned on the front side of the first barrier strip.

Preferably, the top of the valve frame is provided with a third mounting seat for mounting the driving member.

Preferably, the driving member is a stepping motor, and the blades and the valve frame are made of PP materials.

The utility model has the beneficial effects that:

1. the stepping motor is used for driving the blade to rotate, when the blade rotates to touch the limiting part, the stepping motor stops rotating under the physical limiting condition, and therefore the air valve is opened and closed. When the blades rotate to be parallel to the air inlet and outlet direction of the air valve, the shielding-free and full-through effects are achieved, and the air inlet and outlet area is larger.

2. When the air valve is in a closed state, the first blocking strip and the second blocking strip are respectively limited, and when the air valve is in a maximum opening degree, the first blocking strip and the second blocking strip are respectively limited.

3. Through the setting of second mount pad combination through-hole, can be used to the sensor installation of various monitoring data to the through-hole is located the front side of first blend stop, monitors the air of installation side with ensureing.

Drawings

Fig. 1 is a perspective view of a conventional air valve.

Fig. 2 is a front view schematically illustrating a conventional damper.

Fig. 3 is a schematic perspective view of a first embodiment of the present invention (the damper is not fully opened).

Fig. 4 is a second perspective view of the present invention (with the damper fully open).

Fig. 5 is a front view of the structure of fig. 4.

Fig. 6 is a schematic top view of the structure of fig. 4.

Fig. 7 is a schematic perspective view of the valve frame of the present invention.

Fig. 8 is a perspective view of a blade according to the present invention.

Fig. 9 is a front view of the valve frame of the present invention.

Fig. 10 is a schematic top view of the vane of the present invention (damper closed state).

The labels in the figures are: 1-driving piece, 2-valve frame, 3-limiting piece, 31-first barrier strip, 32-second barrier strip, 33-first barrier strip, 34-second barrier strip, 4-blade, 41-first piece, 42-second piece, 43-connecting section, 44-mounting part, 45-inserting part, 5-groove, 6-first mounting seat, 7-second mounting seat, 8-through hole, 9-third mounting seat and 10-jack.

Detailed Description

The utility model will now be further described with reference to the accompanying drawings and detailed description.

Those not described in detail in this specification are within the skill of the art. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

As shown in fig. 1-2, the conventional air valve has 1/3 partially blocked and cannot ventilate.

As shown in fig. 3 to 10, the air valve provided in this embodiment includes a driving member 1, a valve frame 2, a limiting member 3, and a blade 4, the driving member 1 is fixed to an outer side of the valve frame 2, the blade 4 is rotatably connected to an inner side of the valve frame 2, the blade 4 is driven to rotate by the driving member 1, the inner side wall of the valve frame 2 is provided with the limiting member 3 for limiting a rotation angle of the blade 4, so that a maximum rotation angle of the blade 4 is 90 °, and when the blade 4 rotates to the maximum rotation angle, the blade 4 is parallel to an air inlet and outlet direction of the air valve. In this embodiment, the driving member 1 is a stepping motor (DC24V), and the blades 4 and the valve frame 2 are made of PP material. Through step motor drive blade 4 and rotate, when blade 4 rotated to touch locating part 3, because under the spacing circumstances of physics, step motor stall, so realize opening and closing of blast gate. When the blades 4 rotate to be parallel to the air inlet and outlet direction of the air valve, the shielding-free and full-through effects are achieved, and the air inlet and outlet area is larger.

Further, the limiting part 3 includes a first barrier strip 31, a second barrier strip 32, a first barrier sheet 33, and a second barrier sheet 34, the first barrier strip 31 and the second barrier strip 32 are respectively disposed on the left and right sides of the joint of the vane 4 and the valve frame 2, the first barrier strip 31 is located on the rear side of the second barrier strip 32, the first barrier sheet 33 is disposed on the front side of the end of the first barrier strip 31, and the second barrier sheet 34 is disposed on the rear side of the end of the second barrier strip 32. The blade 4 includes a first sheet 41, a second sheet 42, and a connecting section 43, the first sheet 41 and the second sheet 42 are connected by the connecting section 43, the first sheet 41 is located at the rear side of the second sheet 42, when the air valve is in the closed state, the front side wall of the first sheet 41 abuts against the rear side wall of the first barrier strip 31, the rear side wall of the second sheet 42 abuts against the front side wall of the second barrier strip 32, when the air valve is in the maximum opening state, the left side wall of the first sheet 41 abuts against the right side wall of the first barrier strip 33, and the right side wall of the second sheet 42 abuts against the left side wall of the second barrier strip 34. The first blocking pieces 33 are two pieces and are respectively disposed at the upper and lower ends of the first barrier strip 31, and the second blocking pieces 34 are two pieces and are respectively disposed at the upper and lower ends of the second barrier strip 32. The first barrier strip 31 and the second barrier strip 32 are arranged to limit the first sheet 41 and the second sheet 42 when the air valve is in a closed state, and the first barrier sheet 33 and the second barrier sheet 34 are arranged to limit the first sheet 41 and the second sheet 42 when the air valve is in a maximum opening state.

Further, the top of the connecting section 43 is provided with an installation part 44 connected with the driving end of the driving part 1, the top of the valve frame 2 is provided with a groove 5 for the installation part 44 to pass through, the bottom of the connecting section 43 is provided with an insertion part 45, the bottom of the inner wall of the valve frame 2 is provided with an insertion hole 10, and the insertion part 45 is inserted into the insertion hole 10.

Further, the first plate 41 and the second plate 42 are arranged in parallel with each other, the first barrier rib 31 and the second barrier rib 32 are arranged in parallel with each other, the first barrier rib 33 and the first barrier rib 31 are arranged in perpendicular with each other, the second barrier rib 34 and the second barrier rib 32 are arranged in perpendicular with each other, a perpendicular distance from a right side wall of the first barrier rib 33 to a center line of the insertion hole 10 is the same as a perpendicular distance from a left side wall of the second barrier rib 34 to the center line of the insertion hole 10 and is D, a perpendicular distance from an outer side wall of the first plate 41 to the center line of the mounting portion 44 is the same as a perpendicular distance from an outer side wall of the second plate 42 to the center line of the mounting portion 44 and is D, and D is D, so that the maximum rotation angle of the blade 4 is 90 °.

Further, 6 first installation seats 6 for fixing the valve frame 2 are arranged on the outer side wall of the valve frame 2 at equal intervals, and the front end face of each first installation seat 6 and the front end face of the valve frame 2 are located on the same horizontal plane. The top of the valve frame 2 is provided with a third mounting seat 9 for mounting the driving member 1.

Further, be equipped with two second mount pads 7 on the valve frame 2, one of them second mount pad 7 is used for installing temperature sensor, and another second mount pad 7 is used for installing humidity transducer, offers the through-hole 8 that the sense terminal that is used for the sensor stretched into on the valve frame 2, and through-hole 8 is located the front side of first blend stop 31 to ensure to monitor the humidity and the temperature of the air of installation side.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. An air valve, characterized in that:

the valve comprises a driving piece, a valve frame, a limiting piece and a blade;

the driving piece is fixed on the outer side of the valve frame;

the blades are rotatably connected to the inner side of the valve frame;

the blades are driven to rotate by the driving piece;

the inside wall of valve frame is equipped with and is used for carrying out spacing locating part to blade turned angle to make the maximum turned angle of blade is 90, works as when the blade rotates to its maximum turned angle, the blade is parallel with the business turn over wind direction of blast gate.

2. The damper of claim 1, wherein:

the limiting piece comprises a first blocking strip, a second blocking strip, a first blocking piece and a second blocking piece;

the first barrier strip and the second barrier strip are respectively arranged on the left side and the right side of the joint of the blade and the valve frame, and the first barrier strip is positioned on the rear side of the second barrier strip;

the first blocking piece is arranged on the front side of the end portion of the first blocking strip, and the second blocking piece is arranged on the rear side of the end portion of the second blocking strip.

3. The damper of claim 2, wherein:

the blade comprises a first sheet, a second sheet and a connecting section;

the first sheet and the second sheet are connected through a connecting section, and the first sheet is positioned at the rear side of the second sheet;

when the air valve is in a closed state, the front side wall of the first sheet is abutted against the rear side wall of the first blocking strip, and the rear side wall of the second sheet is abutted against the front side wall of the second blocking strip;

when the air valve is in the maximum opening state, the left side wall of the first piece is abutted against the right side wall of the first blocking piece, and the right side wall of the second piece is abutted against the left side wall of the second blocking piece.

4. The damper of claim 3, wherein:

the top of the connecting section is provided with an installation part connected with the driving end of the driving part, and the top of the valve frame is provided with a groove for the installation part to pass through;

the bottom of linkage segment is equipped with the portion of inserting, the jack has been seted up to the bottom of valve frame inner wall, the portion of inserting inserts in the jack.

5. The damper of claim 4, wherein:

the first sheet and the second sheet are arranged in parallel, the first barrier strip and the second barrier strip are arranged in parallel, the first barrier strip and the first barrier strip are arranged in a mutually perpendicular mode, and the second barrier strip are arranged in a mutually perpendicular mode;

the vertical distance from the right side wall of the first baffle plate to the center line of the insertion hole is the same as the vertical distance from the left side wall of the second baffle plate to the center line of the insertion hole, and the vertical distances are D;

the perpendicular distance from the outer side wall of the first sheet to the center line of the mounting part is the same as the perpendicular distance from the outer side wall of the second sheet to the center line of the mounting part, and D is equal to D.

6. The damper of claim 2, wherein:

the first blocking pieces are two in total and are respectively arranged at the upper end and the lower end of the first blocking strip, and the second blocking pieces are two in total and are respectively arranged at the upper end and the lower end of the second blocking strip.

7. The damper of claim 1, wherein:

the lateral wall of valve frame is equipped with a plurality of first mount pads that are used for fixed valve frame.

8. The damper of claim 1, wherein:

the valve frame is provided with at least one second mounting seat for mounting the sensor, the valve frame is provided with a through hole for the detection end of the sensor to extend into, and the through hole is positioned on the front side of the first barrier strip.

9. The damper of claim 1, wherein:

and a third mounting seat for mounting a driving piece is arranged at the top of the valve frame.

10. The damper of claim 1, wherein:

the driving piece is a stepping motor;

the blades and the valve frame are made of PP materials.