CN217463251U

CN217463251U - Air brake

Info

Publication number: CN217463251U
Application number: CN202221020265.4U
Authority: CN
Inventors: 不公告发明人
Original assignee: Guangdong Lyric Robot Intelligent Automation Co Ltd
Current assignee: Guangdong Lyric Robot Automation Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-09-20
Anticipated expiration: 2032-04-29

Abstract

The utility model relates to an air brake, include: the air duct structure comprises a frame body, a plurality of air ducts and a plurality of air ducts, wherein the frame body is provided with the air duct; the blades are arranged in parallel and are rotatably arranged in the air duct; each blade is fixedly connected with a swing rod, and two adjacent swing rods are connected through a connecting piece and are respectively hinged with the connecting piece; and the driving mechanism is suitable for driving the connecting piece to move so that each oscillating bar drives the corresponding blade to rotate. The utility model connects a plurality of swing rods through a plurality of connecting pieces, thereby realizing the linkage of a plurality of blades, and the connecting pieces can drive the swing rods to synchronously move and rotate so as to rotate the blades and further realize the opening or closing of the ventilation duct; its simple structure makes more easily, when guaranteeing to stably order about the blade switching, has greatly reduced manufacturing cost, has promoted the performance of enterprises.

Description

Air brake

Technical Field

The utility model relates to an air brake field especially relates to an air brake.

Background

The air brake is generally used for controlling the circulation and the wall of air current, generally includes framework and blade, realizes the circulation or the wall of air through opening and shutting of control blade, and among the prior art, the mode that the opening and shutting of blade need be through every blade of gear linkage is realized to lead to the cost to be high or low.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides an air brake to solve the above technical problems.

The purpose of the utility model is realized through the following technical scheme:

a damper, comprising: the air duct structure comprises a frame body, a plurality of air ducts and a plurality of air ducts, wherein the frame body is provided with the air duct; a plurality of blades are arranged, and the plurality of blades are rotatably arranged in the ventilation channel; each blade is fixedly connected with a swing rod, and two adjacent swing rods are connected through a connecting piece and are respectively hinged with the connecting piece; and the driving mechanism is suitable for driving the connecting piece to move along the direction parallel to the rotating surface of the blade so as to enable each oscillating bar to drive the blade corresponding to the oscillating bar to rotate.

The air brake is characterized in that each blade is fixedly provided with one swing rod, the free ends of two adjacent swing rods are connected through a connecting piece and hinged with the connecting piece, namely, the swing rods are connected through a plurality of connecting pieces, so that the blades are linked, and then the connecting pieces are driven by a driving mechanism to move, so that the connecting pieces can drive the swing rods to synchronously move and rotate to enable the blades to rotate, so that the blades can be controlled to open and close, and further, the ventilation duct is opened or closed; its simple structure easily makes, when guaranteeing to order about the blade switching stably, has greatly reduced manufacturing cost, has promoted the performance of enterprises.

Furthermore, one end, far away from the blade, of the oscillating bar is connected with the corresponding connecting piece through a connecting block, the connecting block is of an I-shaped structure, and the oscillating bar is rotatably clamped on the connecting block.

The connecting block is arranged to facilitate connection between the connecting piece and the swing rod, one end, namely the free end, of the swing rod, which is far away from the blade, is rotatably clamped on the connecting block, and the connecting piece is also rotatably clamped on the connecting block, so that the swing rod and the connecting piece can rotate relatively to ensure that the blade can be smoothly opened or closed and cannot be clamped.

Furthermore, actuating mechanism includes the lifter, locates the first gleitbretter of lifter one end and is used for the drive module that the lifter goes up and down, first gleitbretter is equipped with first slotted hole, and one of them connecting block slip card is located in the first slotted hole, the length direction of first slotted hole with the lifting direction cross distribution of lifter and with the upset direction coplane of blade.

Above-mentioned actuating mechanism passes through the lift that drive module drove lifter and connecting piece to drive the lift of pendulum rod simultaneously, and the one end of pendulum rod is fixed on the blade, can produce the rotation in order to guarantee the blade, consequently through setting up first gleitbretter in the bottom of lifter, and make one of them connecting block can slide the card and establish on first gleitbretter, make the connecting piece can also lateral shifting in the lift, ensure that the pendulum rod has sufficient removal space, and rotate for the connecting piece. The length direction of the first slot hole and the lifting direction of the lifting rod are preferably vertically distributed.

Furthermore, the drive module includes the pivot, with the crank that the one end of pivot is connected and be used for the drive the rotatory driving piece of pivot, the other end of lifter is equipped with the second gleitbretter, the second gleitbretter is equipped with the second slotted hole, the crank is located through fixture block slip card in the second slotted hole, the length direction of second slotted hole with the direction of rise and fall cross distribution of lifter.

The driving module drives the lifting rod to vertically move in a crank connecting rod mode, the structure is simple and effective, the lifting rod can move along one direction all the time, the deviation is avoided, and the length direction of the second slotted hole and the lifting direction of the lifting rod are preferably vertically distributed.

Further, the first slot and the second slot are perpendicular to each other.

The first slotted hole and the second slotted hole which are perpendicular to each other enable the length direction of the rotating shaft to be consistent with the air inlet direction of the air duct, so that the driving module is convenient to install, and meanwhile, the installation space can be effectively saved.

Furthermore, a plurality of gaskets are arranged on the connecting block, and the gaskets are located between the connecting piece and the swing rod or between the first sliding piece and the swing rod.

The purpose of the washer is to prevent friction between two parts rotating relatively, such as the connecting piece and the swing rod, or between the first sliding piece and the swing rod, which causes abrasion of the parts, thereby prolonging the service life of the parts.

Furthermore, a limiting block is arranged on the frame body and is positioned above one of the blades and on the rotating path of the blades.

The limiting blocks can prevent the blades from excessively rotating, so that the range of the rotating angle of the blades is limited, and the functions of positioning and limiting can be achieved.

Further, a plurality of gaskets are arranged on the surface of each blade, the gaskets are arranged at intervals, and the gaskets are suitable for abutting the adjacent blades.

The gasket is arranged on the upper surface of the blade and close to the edge of the blade, and when the plurality of blades are completely closed, the gasket can abut against the back surfaces of the adjacent blades, so that impact between the blades is avoided, and the service life of the blades is prolonged.

Further, a plurality of the blades are arranged in parallel, the blades are connected with rotating rods, the rotating rods extend along the length directions of the blades, and two ends of each rotating rod extend to the outer portions of the blades and are suitable for being rotatably connected to the frame body.

The installation of blade can be made things convenient for in the setting of above-mentioned bull stick, and the bull stick is located the intermediate position of blade for support blade, and the both ends of bull stick stretch out one end distance, be used for rotating with the framework and be connected.

Furthermore, the swing rod comprises a first rod section and a second rod section which are connected, and a bent part is formed at the joint of the first rod section and the second rod section.

The lifting rod and the connecting piece are both positioned on the side surface of the blade, and the bent oscillating bar can be conveniently connected and assembled.

The utility model discloses compare in prior art's beneficial effect and be:

the air brake of the utility model connects a plurality of swing rods through a plurality of connecting pieces, thereby realizing the linkage of a plurality of blades, and then drives the connecting pieces to move through the driving mechanism, so that the connecting pieces can drive the swing rods to synchronously move and rotate to rotate the blades, thereby controlling the opening and closing of the blades and further realizing the opening or closing of the air duct; its simple structure compares in traditional gear linkage's mode, and easily manufacturing more when guaranteeing to stably order about the blade switching, has greatly reduced manufacturing cost, has promoted the performance of enterprises.

Drawings

Fig. 1 is the open overall structure schematic diagram of the air duct of the embodiment of the present invention.

Fig. 2 is a schematic view of a part of the structure of the embodiment of the present invention.

Fig. 3 is a schematic view of the overall structure of the embodiment of the present invention in different open states.

Fig. 4 is the overall structure schematic diagram of the embodiment of the present invention for closing the ventilation duct.

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

Fig. 6 is a sectional view taken along the line a-a in fig. 5.

Fig. 7 is an enlarged view of a portion B in fig. 6.

Reference numerals: 1-a frame body; 11-an air duct; 2-a blade; 21-a gasket; 3-oscillating bar; 4-a connector; 5-a drive mechanism; 51-a lifter; 52-a first slide; 521-a first slot; 53-a drive module; 531-a rotating shaft; 532-crank; 533-a driving member; 534-second sliding sheet; 5341-a second slot; 535-fixture block; 6-connecting blocks; 7-a limiting block; 8-a gasket; 9-rotating rod.

Detailed Description

To facilitate understanding of those skilled in the art, the present invention will be described in further detail with reference to specific embodiments and drawings.

Referring to fig. 1-7, a preferred embodiment of the present invention is as follows.

Referring to fig. 1 to 4, a damper includes: the frame body 1 is provided with an air duct 11; a plurality of blades 2 are arranged, and the blades 2 are arranged in parallel and rotatably arranged in the air duct 11; each blade 2 is fixedly connected with a swing rod 3, and two adjacent swing rods 3 are connected through a connecting piece 4 and are respectively hinged with the connecting piece 4; and the driving mechanism 5 is suitable for moving along the direction parallel to the rotating surface of the blade 2 through the driving connecting piece 4, so that each oscillating bar 3 drives the blade 2 corresponding to the oscillating bar to rotate.

The air brake is characterized in that each blade 2 is fixedly provided with one swing rod 3, the free ends of two adjacent swing rods 3 are connected through a connecting piece 4 and hinged with the connecting piece 4, namely, the swing rods 3 are connected through a plurality of connecting pieces 4, so that the blades 2 are linked, and then the connecting pieces 4 are driven to move through a driving mechanism 5, so that the connecting pieces 4 can drive the swing rods 3 to synchronously move and rotate to enable the blades 2 to rotate, so that the blades 2 can be controlled to be opened and closed, and further, the ventilation duct 11 can be opened or closed; its simple structure easily makes, when guaranteeing to drive about 2 switching of blade stably, has greatly reduced manufacturing cost, has promoted the performance of enterprises.

In the present embodiment, the end of the swing link 3 away from the blade 2 is connected to the corresponding connecting member 4 through the connecting block 6. Specifically, the connecting block 6 is of an I-shaped structure, one end of the swing rod 3 is fixed to the blade 2, the other end of the swing rod is rotatably clamped on the connecting block 6, meanwhile, the connecting piece 4 is of a long plate-shaped structure, and one end of the connecting piece 4 can be fixed to or rotatably arranged on the connecting block 6.

The connecting block 6 is arranged to facilitate the connection between the connecting piece 4 and the swing rod 3, one end, namely the free end, of the swing rod 3, which is far away from the blade 2, is rotatably clamped on the connecting block 6, and the connecting piece 4 is also rotatably clamped on the connecting block 6, so that the swing rod 3 and the connecting piece 4 can rotate relatively to ensure that the blade 2 can be smoothly opened or closed without being clamped.

In this embodiment, the driving mechanism 5 includes a lifting rod 51, a first sliding piece 52 disposed at one end of the lifting rod 51, and a driving module 53 for driving the lifting rod 51 to lift, the first sliding piece 52 has a first slot 521, one of the connecting blocks 6 is slidably clamped in the first slot 521, and a length direction of the first slot 521 is distributed across a lifting direction of the lifting rod 51 and is coplanar with a turning direction of the blade 2. Specifically, in the present embodiment, three blades 2 are taken as an example, each blade 2 is fixed with one swing link 3, two adjacent swing links 3 are connected through a connecting member 4, that is, the connecting members 4 are two, and are connected through three connecting blocks 6, and the connecting block 6 located at the top is clamped in the first slot 521, that is, the connecting block 6 located at the top is simultaneously connected with the swing links 3, the connecting members 4 and the first sliding piece 52.

The driving mechanism 5 drives the lifting rod 51 and the connecting piece 4 to lift through the driving module 53, and drives the lifting rod 3 to lift at the same time, one end of the lifting rod 3 is fixed on the blade 2, in order to ensure that the blade 2 can rotate, therefore, the first sliding sheet 52 is arranged at the bottom end of the lifting rod 51, and one connecting block 6 can be clamped on the first sliding sheet 52 in a sliding manner, so that the connecting piece 4 can also move transversely while lifting, and the swinging rod 3 is ensured to have enough moving space and rotate relative to the connecting piece 4. In this embodiment, the longitudinal direction of the first slot 521 hole and the lifting direction of the lifting rod 51 are preferably vertically distributed.

In this embodiment, the driving module 53 includes a rotating shaft 531, a crank 532 connected to one end of the rotating shaft 531, and a driving member 533 for driving the rotating shaft 531 to rotate, the other end of the lifting rod 51 is provided with a second sliding piece 534, the second sliding piece 534 is provided with a second slot 5341, the crank 532 is slidably engaged in the second slot 5341 through a latch 535, and a length direction of the second slot 5341 is distributed to intersect with a lifting direction of the lifting rod 51.

The driving module 53 drives the lifting rod 51 to vertically move in a manner of a crank 532 and a connecting rod, and the structure is simple and effective, so that the lifting rod 51 can always move in one direction, and the deviation is avoided. Of course, as another embodiment, the movement of the lift lever 51 may be directly driven by a mechanism such as an air cylinder, an electric push rod, or a linear motor.

In the embodiment, the first slot 521 and the second slot 5341 are perpendicular to each other. The first slot 521 and the second slot 5341 perpendicular to each other enable the length direction of the rotating shaft 531 to be consistent with the air inlet direction of the air duct 11, so as to facilitate the installation of the driving module 53 and effectively save the installation space.

Referring to fig. 5 to 7, in the present embodiment, the connecting block 6 is provided with a plurality of washers 8, and the washers 8 are located between the connecting member 4 and the swing link 3 or between the first sliding piece 52 and the swing link 3. The washer 8 is provided to prevent friction between two parts rotating relative to each other, such as the link 4 and the swing link 3, or between the first sliding piece 52 and the swing link 3, which may cause wear of the parts, thereby improving the service life thereof.

Specifically, the number of the gaskets 8 is two, the two gaskets 8 are all sleeved on the connecting block 6, the two gaskets 8 are respectively located between the connecting piece 4 and the swing rod 3 or between the first sliding piece 52 and the swing rod 3, and are used for placing a groove for preventing the connecting piece 4 and the swing rod 3 from being worn, or friction between the first sliding piece 52 and the swing rod 3, the two gaskets 8 form two mounting grooves, and parts such as the connecting piece 4, the swing rod 3 and the first sliding piece 52 can be mounted in the mounting grooves.

In this embodiment, the frame 1 is provided with a stopper 7, and the stopper 7 is located above one of the blades 2 and on the rotation path of the blade 2. Specifically, the limit block 7 is close to the edge position of the blade 2, and the limit block 7 can be fixed on the frame body 1 in a bolt fixing manner or directly integrated with the frame body 1.

The limiting block 7 can prevent the blade 2 from excessively rotating, so that the range of the rotating angle of the blade 2 is limited, and the functions of positioning and limiting can be achieved. For example, when the plurality of vanes 2 are rotated to the horizontal state, the stopper 7 just blocks the vanes 2 to prevent further rotation, thereby ensuring that the maximum opening degree of the air duct 11 can be maintained.

In the present embodiment, the surface of the blade 2 is provided with a plurality of spacers 21, the spacers 21 are arranged at intervals, and the spacers 21 are adapted to abut against adjacent blades 2. Wherein, the gasket 21 is made of Teflon material.

The gasket 21 is disposed on the upper surface of the blades 2 and close to the edges of the blades 2, and when the plurality of blades 2 are completely closed, the gasket 21 abuts against the back surfaces of the adjacent blades 2, so that the impact between the blades 2 is avoided, and the service life of the blades 2 is prolonged.

In this embodiment, the blade 2 is connected with a rotating rod 9, the rotating rod 9 extends along the length direction of the blade 2, and two ends of the rotating rod 9 respectively extend to the outside of the blade 2 and are suitable for being rotatably connected to the frame 1. The installation of blade 2 can be made things convenient for in the setting of above-mentioned bull stick 9, and bull stick 9 is located the intermediate position of blade 2 for support blade 2, and the both ends of bull stick 9 stretch out one end distance, be used for rotating with framework 1 and be connected. Of course, as another embodiment, mounting portions may also be directly extended from both sides of the blade 2, and the mounting portions may be integrally formed with the blade 2 to improve the connection strength.

In the present embodiment, the swing link 3 includes a first link segment and a second link segment connected to each other, and a bent portion is formed at a connection portion of the first link segment and the second link segment. The bending angle of the swing rod 3 is arranged in an obtuse angle. The lifting rod 51 and the connecting piece 4 of the embodiment are both positioned on the side surface of the blade 2, and the bent oscillating bar 3 can be conveniently connected and assembled.

In the description of the present invention, it is to be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

While the invention has been described in conjunction with the specific embodiments set forth above, it is evident that many alternatives, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alternatives, modifications, and variations that fall within the spirit and scope of the appended claims.

Claims

1. A damper, comprising:

the air duct structure comprises a frame body, a plurality of air ducts and a plurality of air ducts, wherein the frame body is provided with the air duct;

a plurality of blades are arranged, and the plurality of blades are rotatably arranged in the ventilation channel; each blade is fixedly connected with a swing rod, and two adjacent swing rods are connected through a connecting piece and are respectively hinged with the connecting piece;

and the driving mechanism is suitable for driving the connecting piece to move so that each oscillating bar drives the corresponding blade to rotate.

2. The air brake as claimed in claim 1, wherein one end of the swing link, which is far away from the blade, is connected with the corresponding connecting piece through a connecting block, the connecting block is of an i-shaped cross section, and the swing link is rotatably clamped on the connecting block.

3. The damper of claim 2, wherein the driving mechanism includes a lifting rod, a first sliding piece disposed at one end of the lifting rod, and a driving module for driving the lifting rod to lift, the first sliding piece has a first slot, one of the connecting blocks is slidably engaged with the first slot, and a length direction of the first slot is crossed with a lifting direction of the lifting rod and is coplanar with a turning direction of the blade.

4. The damper according to claim 3, wherein the driving module comprises a rotating shaft, a crank connected to one end of the rotating shaft, and a driving member for driving the rotating shaft to rotate, the other end of the lifting rod is provided with a second sliding piece, the second sliding piece is provided with a second slot, the crank is slidably engaged with the second slot through a clamping block, and a length direction of the second slot is distributed across a lifting direction of the lifting rod.

5. The damper of claim 4, wherein the first and second slots are perpendicular to each other.

6. The air brake as claimed in claim 3, wherein the connecting block is provided with a plurality of washers, and the washers are located between the connecting member and the swing link or between the first sliding piece and the swing link.

7. The damper according to claim 1, wherein the frame has a stopper located above one of the blades and on a rotation path of the blade.

8. A damper according to claim 1, wherein said surface of said blade is provided with a plurality of spacers, a plurality of said spacers being spaced apart, said spacers being adapted to abut adjacent said blades.

9. The damper according to claim 1, wherein the plurality of blades are arranged in parallel, the blades are connected with a rotating rod, the rotating rod extends along the length direction of the blades, and two ends of the rotating rod respectively extend to the outer parts of the blades and are suitable for being rotatably connected to the frame body.

10. The damper according to any one of claims 1-9, wherein said rocker comprises a first segment and a second segment connected to each other, and a bend is formed at the junction of said first segment and said second segment.