CN219081361U

CN219081361U - Mechanical center shaft linkage door

Info

Publication number: CN219081361U
Application number: CN202223267505.3U
Authority: CN
Inventors: 杜兴星; 孟大军
Original assignee: Zhongshan Baidike Hardware Products Co ltd
Current assignee: Zhongshan Baidike Hardware Products Co ltd
Priority date: 2022-12-03
Filing date: 2022-12-03
Publication date: 2023-05-26
Anticipated expiration: 2032-12-03

Abstract

The utility model provides a mechanical center shaft linkage door, which has the technical scheme that: the device comprises a driving device and a linkage device, wherein the driving device and the linkage device are connected with a plurality of rotatable door plates, the driving device comprises a motor, a reduction gear assembly is installed and connected on a motor shaft of the motor, a first driving gear is installed and connected below the reduction gear assembly, a first driving shaft for driving one door plate to rotate is arranged at the bottom end of the first driving gear, the linkage device comprises a first rack, the first rack is meshed with the first driving gear, linkage boxes are arranged above other door plates, and connecting rods are arranged between the first rack and the linkage boxes and between two adjacent linkage boxes; in the structure of the utility model, the driving motor is arranged to synchronously control the rotation of the plurality of door plates in a mechanical linkage mode, thereby reducing the production cost and the use cost of the electric center shaft door and enhancing the coordination among the door plates.

Description

Mechanical center shaft linkage door

[ field of technology ]

The utility model relates to the technical field of linkage doors, in particular to a mechanical center shaft linkage door.

[ background Art ]

The center shaft door is mostly applied to the fields of people stream evacuation in large places, meeting place screens and the like; when the center shaft doors are opened in the same row, a plurality of channels are formed, so that dense crowds can be evacuated conveniently; when the multiple center shaft doors are closed in the same row, a partition screen similar to a screen can be formed, so that the open space can be partitioned, and the utilization of the space of classrooms, meeting places and the like is facilitated.

In the existing electric center shaft door structure, a motor is required to be arranged for controlling the rotation of each door plate, and the structure seriously wastes motor resources and power resources, and has higher production cost and use cost; in addition, the existing electric center shaft door structure has poor door plate rotation synchronization effect, delay errors exist when different motors control different door plates to rotate, and the same angle is difficult to control all the door plates to synchronously open or to synchronously close to form a smooth partition barrier.

[ utility model ]

The utility model provides a mechanical center shaft linkage door, which aims to solve the problems that the existing electric center shaft door structure seriously wastes motor resources and electric power resources and is difficult to synchronously control.

In order to solve the problems, the utility model provides the following technical scheme:

a mechanical center shaft linkage door, characterized in that: including drive arrangement and aggregate unit, drive arrangement and aggregate unit are connected with the rotatable door plant of polylith, drive arrangement is including the motor install on the motor shaft of motor and be connected with reduction gear subassembly's below installation is connected with first drive gear the bottom of first drive gear is equipped with and is used for driving one of them door plant pivoted first drive shaft, aggregate unit is including first rack, first rack with first drive gear intermesh, in other the top of door plant all is equipped with the linkage box first rack with between the linkage box and adjacent two all be equipped with the connecting rod between the linkage box.

The mechanical center shaft linkage door is characterized in that: the linkage box is internally provided with a second rack which moves synchronously with the first rack, a second driving gear is meshed with the second rack, a second driving shaft is arranged at the bottom end of the second driving gear, the second rack can be installed in the linkage box in a parallel moving mode, the second driving gear is installed in the linkage box in a rotatable mode, and a fixing plate used for installing and fixing the linkage box is arranged above the linkage box.

The mechanical center shaft linkage door is characterized in that: the motor is provided with an installation box outside, one side, close to a motor shaft of the motor, of the installation box is provided with a gear box, an upper cover is arranged above the gear box, gears in the reduction gear assembly and the first driving gear are rotatably installed in the gear box, the first racks can be installed in the gear box in a parallel moving mode, and the installation box is fixedly connected with the gear box.

The mechanical center shaft linkage door is characterized in that: the adjustable gear rack comprises a first rack and a second rack, wherein the first rack and the second rack are respectively provided with a transmission rod, an adjustable coupler and a fixed coupler are arranged between the transmission rods and the connecting rods, a baffle is arranged on the adjustable coupler, and limiting blocks are arranged on two sides of the baffle.

The mechanical center shaft linkage door is characterized in that: bearings are provided above and below the gears in the reduction gear assembly, and below the first drive gear, and above and below the second drive gear.

The mechanical center shaft linkage door is characterized in that: the middle shaft linkage door further comprises a door frame and a base, a mounting piece is arranged below the door frame, a bottom cover is arranged below the mounting piece, the driving device and the linkage device are fixedly installed in the mounting piece, and the first driving shaft and the second driving shaft extend downwards through the bottom cover.

The mechanical center shaft linkage door is characterized in that: and a driving shaft interface is fixedly arranged in the middle of the top end of the door plate, and the first driving shaft and the second driving shaft are respectively inserted into the driving shaft interface.

The mechanical center shaft linkage door is characterized in that: the middle part of the bottom end of the door plate is fixedly provided with a rotating shaft interface, and the base is correspondingly provided with a rotating shaft inserted into the rotating shaft interface.

Compared with the prior art, the utility model has the following advantages:

1. the mechanical center shaft linkage door is provided with a driving device and a purely mechanical linkage device, and the motor rotates to drive the reduction gear assembly to rotate, so that the first driving gear and the first driving shaft rotate to further drive the corresponding door plate to rotate; simultaneously, the first driving gear rotates to enable the first rack to move in parallel, the second rack is fixedly connected with the first rack through the fixed coupler, the connecting rod and the adjustable coupler and moves in parallel with the first rack, so that the second driving gear and the second driving shaft are driven to rotate, and further the corresponding door plates are driven to rotate synchronously, and accordingly pushing is achieved, and when the motor rotates, all linked door plates synchronously rotate; in the mechanical center shaft linkage door structure, the plurality of door plates only need to be provided with one driving motor, so that the plurality of door plates can be synchronously controlled to open and close, motor resources and electric power resources are effectively saved, the production cost and the use cost of the electric center shaft door are greatly reduced, the problem that the existing electric center shaft door is difficult to synchronously control is solved, and the coordination between door plates is enhanced.

2. The mechanical center shaft linkage door is characterized in that a baffle and a limiting block are arranged on an adjustable coupler, the adjustable coupler can adjust the initial position of the baffle between the limiting blocks, so that the rotation angle range of a door plate is adjusted, and the rotation angle range of the mechanical center shaft linkage door is typically-90 degrees to +90 degrees or 0 degrees to 180 degrees.

[ description of the drawings ]

FIG. 1 is a perspective view of the mechanical bottom bracket bearing door in an open position;

FIG. 2 is a first exploded view of the mechanical bottom bracket shell door;

FIG. 3 is a second exploded view of the mechanical bottom bracket shell door;

FIG. 4 is an enlarged view of a drive shaft portion and a drive shaft interface portion;

fig. 5 is an enlarged view of the rotation shaft interface section and the rotation shaft section;

FIG. 6 is an exploded view of the drive and linkage;

FIG. 7 is an exploded view of the drive device;

FIG. 8 is an exploded view of the linkage;

in the figure: 1 is a door frame; 2 is a base; 3 is a door plate; 4 is a mounting piece; 5 is a bottom cover; 6 is an installation box; 7 is a motor; 8 is a gear box; 9 is an upper cover; 10 is a reduction gear assembly; 11 is a first drive gear; 12 is a first drive shaft; 13 is a first rack; 14 is a connecting rod; 15 is a linkage box; 16 is a second rack; 17 is a second drive gear; 18 is a second drive shaft; 19 is a fixed plate; 20 is a transmission rod; 21 is an adjustable coupling; 22 is a fixed coupling; 23 is a baffle; 24 is a limit block; 25 is a bearing; 26 is a drive shaft interface; 27 is a rotating shaft interface; 28 is the rotation axis.

[ detailed description ] of the utility model

The technical features of the present utility model are described in further detail below with reference to the accompanying drawings so that those skilled in the art can understand the features.

The utility model provides a mechanical type axis linkage door, is shown in fig. 1-8, including drive arrangement and aggregate unit, drive arrangement and aggregate unit are connected with rotatable door plant 3 of polylith, drive arrangement is including motor 7 install on motor shaft of motor 7 and be connected with reduction gear assembly 10's below is installed and is connected with first drive gear 11's bottom is equipped with and is used for driving one of them door plant 3 pivoted first drive shaft 12, aggregate unit is including first rack 13, first rack 13 with first drive gear 11 intermesh, in other door plant 3's top all is equipped with the linkage box 15 first rack 13 with between the linkage box 15 and all be equipped with connecting rod 14 between the adjacent two linkage box 15.

Specifically, as shown in fig. 8, a second rack 16 that moves synchronously with the first rack 13 is disposed in the linkage box 15, the first rack 13 is a rectangle with hollow interior, the first rack 13 is only provided with gear teeth on the inner wall of one of the long sides of the rectangle, the second rack 16 is consistent with the shape and material of the first rack 13, a second driving gear 17 is meshed with the second rack 16, a second driving shaft 18 is disposed at the bottom end of the second driving gear 17, the second rack 16 is mounted in the linkage box 15 in a parallel moving manner, the second driving gear 17 is rotatably mounted in the linkage box 15, a fixing plate 19 for mounting and fixing the linkage box 15 is disposed above the linkage box 15, and the linkage box 15 is fixedly mounted in the mounting member 4 through the fixing plate 19 and screws.

Specifically, the operation process of the mechanical center shaft linkage door is as follows:

the rotation of the motor 7 drives the reduction gear assembly 10 to rotate, so that the first driving gear 11 and the first driving shaft 12 rotate at a proper rotation speed, and further drive the door panel 3 below the first driving shaft 12 to rotate; simultaneously, the rotation of the first driving gear 11 can enable the first rack 13 to move in parallel, the second rack 16 is fixedly connected with the first rack 13 through the fixed coupler 22, the connecting rod 14 and the adjustable coupler 21, and moves in parallel with the first rack 13, so that the second driving gear 17 and the second driving shaft 18 are driven to rotate, and the corresponding door plates 3 are driven to rotate synchronously, and similarly, when the motor 7 rotates, all linked door plates 3 can rotate synchronously.

Specifically, as shown in fig. 7, a mounting box 6 is arranged outside the motor 7, a gear box 8 is arranged on one side, close to a motor shaft of the motor 7, of the mounting box 6, an upper cover 9 is arranged above the gear box 8, a gear in the reduction gear assembly 10 and the first driving gear 11 are rotatably arranged in the gear box 8, the first rack 13 is arranged in the gear box 8 in a parallel moving manner, and the mounting box 6 is fixedly connected with the gear box 8; the motor shaft of the motor 7 extends upwards and is inserted into a gear at one end of the reduction gear assembly 10 to drive the gears to rotate together, and then the gears coaxial with the first driving gear 11 are at proper rotation speed through the adjustment of other gears in the reduction gear assembly 10, so that the rotation speed of the door plate 3 is adjusted; in the specific use process of the mechanical center shaft linkage door, the rotation speed of the door plate 3 is not too high, so that the door plate 3 is prevented from clamping hands or colliding with a human body when being opened in a linkage way.

In addition, as shown in fig. 6, the first rack 13 and the second rack 16 are both provided with a transmission rod 20, the first rack 13 is only provided with the transmission rod 20 near one end of the linkage box 15, both ends of the second rack 16 are both provided with the transmission rod 20, each door panel 3 is convenient to link, an adjustable coupler 21 and a fixed coupler 22 are arranged between the transmission rod 20 and the connecting rod 14, wherein the adjustable coupler 21 is composed of a threaded coupler and screws with positive and negative teeth at both ends, a baffle 23 is arranged on the adjustable coupler 21, both sides of the baffle 23 are provided with limiting blocks 24, the limiting blocks 24 are provided with two blocks, the baffle 23 is positioned between the two limiting blocks 24, and the limiting blocks 24 are fixedly arranged in the mounting piece 4;

the transmission rod 20, the connecting rod 14, the adjustable coupling 21 and the fixed coupling 22 are used for connecting the first rack 13 and the second rack 16, so that the first rack 13 and the second rack 16 can synchronously move in parallel, wherein the adjustable coupling 21 can adjust the initial position of the baffle plate 23 between the limiting blocks 24, thereby adjusting the rotation angle range of the door plate 3, and in general, the rotation angle range of the mechanical center shaft linkage door is-90 degrees to +90 degrees or 0 degrees to 180 degrees.

In the construction process of specifically installing the mechanical center shaft linkage door, the transmission rod 20 and the connecting rod 14 can be cut and polished according to actual construction requirements, errors of transmission distances are easy to generate in the construction process, the adjustment can be performed through the adjustable coupler 21, the door plate 3 is ensured not to be installed and inclined, and meanwhile, all driving shafts and the rotating shafts 28 are ensured to be positioned on the same axis.

Specifically, as shown in fig. 6, bearings 25 are disposed above and below the gears in the reduction gear assembly 10, below the first driving gear 11, above and below the second driving gear 17, and the bearings 25 enable the gears to rotate more smoothly, so as to reduce the power requirement of the motor 7.

In addition, as shown in fig. 2 or fig. 3, the center shaft linkage door further comprises a door frame 1 and a base 2, a mounting piece 4 is arranged below the door frame 1, a bottom cover 5 is arranged below the mounting piece 4, the driving device and the linkage device are fixedly installed in the mounting piece 4, and the first driving shaft 12 and the second driving shaft 18 extend downwards through the bottom cover 5; in a specific construction process, the door frame 1 may be omitted, and the door frame 1 and the base 2 are aligned with each driving shaft and the rotation shaft 28 for convenience, so that the door panel 3 is installed conveniently.

Specifically, as shown in fig. 4, a driving shaft interface 26 is fixedly installed in the middle of the top end of the door panel 3, the first driving shaft 12 and the second driving shaft 18 are respectively inserted into the driving shaft interface 26, the first driving shaft 12 and the second driving shaft 18 are polygonal shafts, and the driving shaft interface 26 is a corresponding polygonal interface, so that the first driving shaft 12 and the second driving shaft 18 can synchronously drive the door panel 3 to rotate, and the sliding is prevented, so that the coordination among a plurality of door panels 3 is affected.

In addition, as shown in fig. 5, a rotation shaft interface 27 is fixedly installed at the middle of the bottom end of the door panel 3, and a rotation shaft 28 inserted into the rotation shaft interface 27 is correspondingly installed on the base 2, so that the door panel 3 can be conveniently installed and rotated.

The embodiments of the present utility model are merely described in terms of preferred embodiments, and are not limited to the precise structures described above and shown in the drawings, but various modifications and improvements of the technical solutions of the present utility model should be made by those skilled in the art without departing from the design concept of the present utility model.

Claims

1. A mechanical center shaft linkage door, characterized in that: including drive arrangement and aggregate unit, drive arrangement and aggregate unit are connected with polylith rotatable door plant (3), drive arrangement is including motor (7) install on the motor shaft of motor (7) and be connected with reduction gear assembly (10) below installation is connected with first drive gear (11) the bottom of first drive gear (11) is equipped with and is used for driving wherein door plant (3) pivoted first drive shaft (12), aggregate unit is including first rack (13), first rack (13) with first drive gear (11) intermesh, in other the top of door plant (3) all is equipped with linkage box (15) first rack (13) with between linkage box (15) and all be equipped with connecting rod (14) between the adjacent two between linkage box (15).

2. The mechanical bottom bracket shell door of claim 1, wherein: be equipped with in the linkage box (15) with first rack (13) synchronous movement's second rack (16) the meshing has second drive gear (17) on second rack (16) the bottom of second drive gear (17) is equipped with second drive shaft (18), but second rack (16) parallel movement's installation is in linkage box (15), second drive gear (17) rotatable install in linkage box (15) the top of linkage box (15) is equipped with and is used for the installation to fix fixed plate (19) of linkage box (15).

3. The mechanical bottom bracket shell door of claim 1, wherein: install box (6) outside motor (7) install box (6) be close to motor shaft one side of motor (7) be equipped with gear box (8) the top of gear box (8) is equipped with upper cover (9), gear in reducing gear subassembly (10) with first drive gear (11) all rotatable install in gear box (8), but first rack (13) parallel movement's installation is in gear box (8), install box (6) with gear box (8) fixed connection.

4. The mechanical bottom bracket shell door of claim 2, wherein: the novel gear rack is characterized in that the first rack (13) and the second rack (16) are respectively provided with a transmission rod (20), an adjustable coupler (21) and a fixed coupler (22) are arranged between the transmission rods (20) and the connecting rods (14), a baffle plate (23) is arranged on the adjustable coupler (21), and limiting blocks (24) are arranged on two sides of the baffle plate (23).

5. The mechanical bottom bracket shell door of claim 2, wherein: bearings (25) are provided above and below the gears in the reduction gear assembly (10), and below the first drive gear (11), and above and below the second drive gear (17).

6. The mechanical bottom bracket shell door of claim 2, wherein: the middle shaft linkage door further comprises a door frame (1) and a base (2), a mounting piece (4) is arranged below the door frame (1), a bottom cover (5) is arranged below the mounting piece (4), the driving device and the linkage device are fixedly installed in the mounting piece (4), and the first driving shaft (12) and the second driving shaft (18) extend downwards through the bottom cover (5).

7. The mechanical bottom bracket shell door of claim 6, wherein: a driving shaft interface (26) is fixedly arranged in the middle of the top end of the door plate (3), and the first driving shaft (12) and the second driving shaft (18) are respectively inserted into the driving shaft interface (26).

8. The mechanical bottom bracket shell door of claim 7, wherein: a rotating shaft interface (27) is fixedly arranged in the middle of the bottom end of the door plate (3), and a rotating shaft (28) inserted into the rotating shaft interface (27) is correspondingly arranged on the base (2).