CN214835126U

CN214835126U - Louver shed

Info

Publication number: CN214835126U
Application number: CN202121135721.5U
Authority: CN
Inventors: 徐高杨; 梁日新; 韩超
Original assignee: Linhai City Dachuang Household Articles Co ltd
Current assignee: Linhai City Dachuang Household Articles Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-11-23
Anticipated expiration: 2031-05-25

Abstract

The utility model provides a louver shed belongs to louver shed technical field. It has solved the poor stability that opens and shuts of current shutter shed. This louver shed, including crossbeam, shutter plate and the crank of rotation setting on the crossbeam, articulate one end links firmly with the shutter plate, and the other end articulates there is the connecting rod, rotates on the crossbeam to be connected with the transfer line, fixedly connected with rocking arm on the transfer line, rocking arm and connecting rod rotate to be connected, are provided with on the crossbeam and can drive transfer line pivoted driving piece. The rocker arm and the transmission rod are arranged between the driving piece and the connecting rod to realize force transmission, the transmission rod is supported by the cross beam to keep self stability while transmitting force, force transmission can be stably carried out between the rocker arm and the transmission rod, the stability of transmission between the transmission rod and the connecting rod is ensured, and the louver shed is stably opened and closed.

Description

Louver shed

Technical Field

The utility model belongs to the technical field of the shutter shed, a shutter shed is related to.

Background

The louver shed is used for wind shielding, rain shielding and building assembly preventing falling objects at high altitude from smashing and damaging. The louver shed generally comprises a support, a plurality of louvers arranged at the top of the support and a transmission mechanism capable of driving the louvers to open and close, and the transmission stability of the transmission mechanism directly influences the normal operation of the louver shed.

Such as chinese patent application No.: 201721796462 electric louver ceiling structure and tent of the tent disclosed, including the top frame, rotate the blade, blade and the rectangular articulated cooperation of linkage of installing on the top frame, fixedly connected with push rod motor on the top frame, the output of push rod motor articulates there is the connecting piece, and the connecting piece is articulated with the linkage is rectangular, pushes away the connecting piece through the push rod motor, and the connecting piece drives the rectangular removal of linkage, controls opening and shutting of blade.

However, in the above structure, the connecting piece is hinged with the push rod motor and the linkage strip, namely the connecting piece has two degrees of freedom, and although clamping stagnation can not occur between the connecting piece, the pushing motor and the linkage long rod in the transmission process, when the push rod motor pushes the connecting piece, the stability of the connecting piece is poor, so that the transmission precision is poor, the blades are easy to fluctuate in the opening and closing process, and the opening and closing stability of the blades is influenced.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a louver shed, the utility model aims to solve the technical problem that: the open and close stability of the existing louver shed is poor.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a louver shed, includes crossbeam, shutter plate and rotates the crank that sets up on the crossbeam, articulate one end links firmly with the shutter plate, and the other end articulates there is the connecting rod, its characterized in that, it is connected with the transfer line to rotate on the crossbeam, fixedly connected with rocking arm on the transfer line, the rocking arm rotates with the connecting rod to be connected, be provided with on the crossbeam and drive transfer line pivoted driving piece.

The opening and closing process of the louver shed is as follows: the driving part works to drive the transmission rod to rotate, the rotating transmission rod drives the connecting rod to swing through the rocker arm, the crank can rotate relative to the cross beam when the connecting rod swings, and the louver blades fixed on the crank swing correspondingly according to the rotating angle of the crank, so that the opening and closing control of the louver blades is realized. The transfer line is as middle transmission part in this shutter shed, receive the support of crossbeam to make its self have better stability at the rotation in-process, and the rocking arm with transfer line fixed connection also can stabilize the swing of drive connecting rod under the circumstances that the initiative piece remains stable, rocking arm and transfer line fixed connection, the rocking arm can smoothly convert the turned angle of transfer line into the swing stroke, guarantee the transmission precision, ensure that the rocking arm remains stable at the transmission in-process, avoid the rocking arm to take place undulant, and avoid taking place the jamming in the transmission in-process, influence the transmission precision, guarantee the stability that the shutter plate opened and shut.

In the louver shed, the shell is sleeved on the transmission rod, the transmission rod is provided with a convex limiting part, the limiting part is positioned in the shell, the inner side surface of the shell is attached to the outer side surface of the limiting part, and the shell is fixedly arranged on the cross beam. The design of shell not only can protect spacing portion, can also improve transfer line stability, particularly, the shell is fixed on the crossbeam, can play the effect of supporting the transfer line, the medial surface of shell pastes with the lateral surface of spacing portion and leans on, make shell and spacing portion cooperation keep the balance of transfer line, the shell can carry on spacingly to the transfer line simultaneously, avoid the removal of transfer line, thereby guarantee the stability of transfer line in transmission process, ensure that the transfer line can stably order about the shutter plate and open and shut.

In the above-mentioned louver shed, the housing has a fitting surface that is attached to the outer peripheral surface of the transmission rod, and the outer side surface of the housing has a protruding and annular stabilizing portion that has a balance surface flush with the fitting surface. The balance surface and the matching surface on the stabilizing part can be attached to the peripheral surface of the transmission rod at the same time, so that the contact area between the shell and the transmission rod can be increased, and the matching stability between the shell and the transmission rod is improved.

In the above-mentioned louver shed, the crossbeam is provided with a mounting hole for the transmission rod to pass through, the stabilizing part is positioned in the mounting hole, and the other side surface of the stabilizing part relative to the balance surface is attached to the hole wall of the mounting hole. The cooperation of stabiliser and mounting hole avoids the relative crossbeam of shell to take place undulantly, improves the complex stability between shell and the crossbeam, and then guarantees the stability between transfer line and the crossbeam, ensures that the transfer line can stably drive the shutter plate and open and shut.

In foretell louver shed, the driving piece is flexible motor, the driving piece articulates on the crossbeam, be provided with the swing arm between driving piece and the transfer line, the one end of swing arm is rotated with the output of driving piece and is connected, other end and transfer line fixed connection. The driving piece adopts the mode that flexible motor top pushed to realize the rotation of transfer line, and the driving piece is pushing up the swing arm, and the swing arm is along pitch arc motion, and the driving piece makes the junction of driving piece output and swing arm not receive external force through self rotation on the crossbeam and influences, guarantees the stability that driving piece output and swing arm are connected, makes the transfer line can remain stable when the driving source drive to guarantee the stability that the shutter plate opened and shut. The drive member may also be a cylinder.

In the above-mentioned louver, the swing arm and the rocker arm are arranged in parallel and in the same direction. Through setting up like this and can improving the transmission precision between swing arm and the rocking arm, avoid the jamming, improve the stability of this shutter shed in opening and shutting.

In the above-mentioned louver shed, the crossbeam has the cavity, the driving piece is located in the cavity, the shell is fixedly arranged on the inner side surface of the crossbeam. The driving piece and the shell are arranged in the cross beam, so that the driving piece and the shell are prevented from being damaged while the attractiveness is guaranteed.

In the louver shed, the cross beam is rod-shaped, the transmission rod penetrates through the side wall of the cross beam, a protruding limiting portion is arranged on the transmission rod, and the limiting portion can be abutted against the side wall of the cross beam. The position of the transmission rod can be limited through the design of the limiting part, the transmission rod is prevented from being displaced in the transmission process to influence the stability of the transmission rod, and therefore the opening and closing stability of the louver blades is guaranteed.

Compared with the prior art, this shutter shed has following advantage: the rocker arm and the transmission rod are arranged between the driving piece and the connecting rod to realize force transmission, the transmission rod is supported by the cross beam to keep self stability while transmitting force, force transmission can be stably carried out between the rocker arm and the transmission rod, the stability of transmission between the transmission rod and the connecting rod is ensured, and the louver shed is stably opened and closed.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment.

Fig. 2 is a top view of the first embodiment.

Fig. 3 is a sectional view a-a in fig. 2.

FIG. 4 is a schematic perspective view of the cross member, crank, connecting rod and rocker arm according to one embodiment.

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

Fig. 6 is a sectional view B-B in fig. 5.

Fig. 7 is a top view of fig. 4.

Fig. 8 is a cross-sectional view taken along line C-C of fig. 7.

FIG. 9 is a schematic perspective view of a portion of an embodiment.

FIG. 10 is a schematic perspective view of a portion of an embodiment.

FIG. 11 is a side view of the cross member, crank, connecting rod and rocker arm of the second embodiment in a cooperative arrangement.

In the figure, 1, a cross beam; 1a, a cavity; 1b, mounting holes; 2. louver blades; 3. a crank; 4. a connecting rod; 5. a transmission rod; 5a, a limiting part; 6. a rocker arm; 7. a drive member; 8. a housing; 8a, a mating surface; 8b, a stabilizer; 8b1, balance surface; 9. swinging arms; 10. and (4) a bracket.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

The first embodiment is as follows:

as shown in fig. 1, fig. 6 and fig. 9, this louver includes support 10 and fixes crossbeam 1 on support 10 top, one side of crossbeam 1 is rotated and is provided with a plurality of cranks 3, the one end fixedly connected with shutter plate 2 of every crank 3, the other end of crank 3 rotates and is connected with connecting rod 4, it is connected with transfer line 5 to rotate on crossbeam 1, the one end fixedly connected with of transfer line 5 is long banding rocking arm 6, rocking arm 6 rotates with connecting rod 4 to be connected, the other end fixedly connected with of transfer line 5 is long banding swing arm 9, swing arm 9 rotates with the output of driving piece 7 and is connected. As shown in fig. 9 and 10, in this embodiment, the driving member 7 is a telescopic motor, the telescopic motor drives the swing arm 9 to swing by pushing the swing arm 9 during operation, the swing arm 9 drives the swing arm 6 to swing through the transmission rod 5, the swing arm 6 drives the connecting rod 4, the connecting rod 4 drives the crank 3 to swing, when the crank 3 swings, the louver blades 2 fixed on the crank 3 also change position, and the opening and closing of the louver shed are realized according to the swing angle and the swing direction of the crank 3.

Specifically, as shown in fig. 5 and 6, the cross beam 1 is rod-shaped and hollow inside, the driving member 7 is disposed in the cavity 1a of the cross beam 1 and is hinged to the cross beam 1, as shown in fig. 8, the transmission rod 5 is long and strip-shaped, one end of the transmission rod 5 is disposed in the cross beam 1 and is fixedly connected with the swing arm 9, and is in transmission connection with the output end of the driving member 7, and the other end of the transmission rod 5 penetrates through the side wall of the cross beam 1 and is fixedly connected with the swing arm 6.

As shown in fig. 8 and 9, a protruding and annular limiting portion 5a is provided at one end of the transmission rod 5 located in the beam 1, the transmission rod 5 is sleeved with a housing 8, the housing 8 is hollow, the housing 8 is fixed on the inner side surface of the beam 1, the limiting portion 5a is located in the housing 8, the outer side surface of the limiting portion 5a is attached to the inner side surface of the housing 8, and the outer side surface of one side of the housing 8 is attached to the beam 1.

In order to further improve the stability of the transmission rod 5 on the cross beam 1, as shown in fig. 8, the housing 8 has a mating surface 8a which is abutted against the outer peripheral surface of the transmission rod 5, two opposite outer side surfaces of the housing 8 are provided with protruding and annular stabilizing portions 8b, the stabilizing portions 8b have balancing surfaces 8b1 which are flush with the mating surface 8a, one of the stabilizing portions 8b is located in the mounting hole 1b, the balancing surface 8b1 of the stabilizing portion 8b is abutted against the outer peripheral surface of the transmission rod 5, and the other side surface of the stabilizing portion 8b opposite to the balancing surface 8b1 is abutted against the hole wall of the mounting hole 1b, so that the transmission rod 5 is effectively prevented from fluctuating on the cross beam 1.

Because the driving member 7 in this embodiment is a telescopic cylinder, as shown in fig. 5, when the telescopic cylinder pushes the swing arm 9, the swing arm 9 can do circular motion, and because the output end of the driving member 7 is fixedly connected with the swing arm 9, the driving member 7 is connected with the cross beam 1 in a hinged manner, thereby ensuring that the driving member 7 can effectively push the swing arm 9, and realizing the driving of the connecting rod 4 and the louver blade 2 at the back.

In order to ensure the transmission accuracy, as shown in fig. 9, the swing arm 9 and the swing arm 6 are disposed parallel to each other and in the same direction.

Example two:

the structure and principle of this embodiment are basically the same as those of the first embodiment, except that: as shown in fig. 11, the transmission rod 5 may be in a manner that the limiting portion 5a directly abuts against the side wall of the cross beam 1, that is, the transmission rod 5 is rotatably disposed on the cross beam 1, and one side surface of the limiting portion 5a directly abuts against the side wall of the cross beam 1.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms transmission rod, louvre, etc. are used more here, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a louver shed, includes crossbeam (1), shutter plate (2) and rotates crank (3) of setting on crossbeam (1), the one end and shutter plate (2) of crank (3) link firmly, and the other end articulates there is connecting rod (4), its characterized in that, it is connected with transfer line (5) to rotate on crossbeam (1), fixedly connected with rocking arm (6) on transfer line (5), rocking arm (6) rotate with connecting rod (4) and are connected, be provided with on crossbeam (1) and drive transfer line (5) pivoted driving piece (7).

2. A shelter as claimed in claim 1, wherein the driving rod (5) is sleeved with a casing (8), the driving rod (5) is provided with a protruding limiting part (5a), the limiting part (5a) is positioned in the casing (8), the inner side surface of the casing (8) is attached to the outer side surface of the limiting part (5a), and the casing (8) is fixedly arranged on the beam (1).

3. A shelter as claimed in claim 2, wherein the housing (8) has a mating surface (8a) for engaging the outer periphery of the rod (5), and wherein the housing (8) has a protruding annular stabilizing portion (8b) on the outer side, the stabilizing portion (8b) having a balancing surface (8b1) flush with the mating surface (8 a).

4. A shelter as claimed in claim 3, wherein the cross beam (1) is provided with a mounting hole (1b) for the transmission rod (5) to pass through, the stabilizing part (8b) is positioned in the mounting hole (1b), and the other side surface of the stabilizing part (8b) opposite to the balancing surface (8b1) is abutted with the hole wall of the mounting hole (1 b).

5. A louver shed according to claim 1, 2, 3 or 4, characterized in that the driving member (7) is a telescopic motor, the driving member (7) is hinged on the beam (1), a swing arm (9) is arranged between the driving member (7) and the transmission rod (5), one end of the swing arm (9) is rotatably connected with the output end of the driving member (7), and the other end is fixedly connected with the transmission rod (5).

6. A shelter as claimed in claim 5, wherein the swing arms (9) are arranged parallel and co-directional with the swing arms (6).

7. A shelter as claimed in claim 2, 3 or 4, wherein the beam (1) has a cavity (1a), the drive member (7) is located in the cavity (1a), and the housing (8) is fixedly arranged on the inner side of the beam (1).

8. A shelter as claimed in claim 1, wherein the cross beam (1) is rod-shaped, the transmission rod (5) is arranged through the side wall of the cross beam (1), the transmission rod (5) is provided with a protruding limiting part (5a), and the limiting part (5a) can abut against the side wall of the cross beam (1).