CN215177847U

CN215177847U - Fixing device of rotary encoder for door machine

Info

Publication number: CN215177847U
Application number: CN202121259756.XU
Authority: CN
Inventors: 刘艳龙
Original assignee: Changchun Mingke Optical Instrument Co ltd
Current assignee: Changchun Mingke Optical Instrument Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-12-14
Anticipated expiration: 2031-06-07

Abstract

The utility model relates to an encoder fixing device technical field, concretely relates to fixing device of rotary encoder for door machine, including shell, rotatory cavity, encoder, drive assembly, driven shaft, driving shaft, coupling assembling, connecting groove, spacing subassembly, bayonet socket and spacing post, shell center department is equipped with a rotatory cavity, rotatory cavity front end is equipped with the encoder, the encoder rear end is equipped with drive assembly, the encoder side is equipped with spacing subassembly, the drive assembly rear end is equipped with the driven shaft, the driven shaft rear end is equipped with the driving shaft, the driving shaft side is equipped with two bayonet sockets, the bayonet socket corresponds rotatory cavity wall department and is equipped with spacing post, the driving shaft rear end is equipped with coupling assembling, rotatory cavity rear end inner wall department is equipped with connecting groove. The utility model discloses the fixed degree of having solved device among the prior art is not high leads to the relatively poor and the too high relatively poor scheduling problem of protectiveness of encoder reliability and stability when the encoder rotational speed has been solved betterly.

Description

Fixing device of rotary encoder for door machine

Technical Field

The utility model relates to an encoder fixing device technical field, concretely relates to rotary encoder's fixing device for door machine.

Background

Along with the development of society, the elevator is more and more applied in the high-rise, and the requirement to the reliability and the stability of elevator door machine is also higher and more simultaneously, along with the increase of floor, needs the running speed of strict control elevator, therefore has proposed higher requirement to the accuracy of the rotatory encoder of elevator door machine collection elevator operation information.

Chinese patent with application number CN201911000215.2 discloses a rotary encoder fixing device, including rotary encoder, mechanical equipment and fixing device main part, wherein rotary encoder includes encoder host computer and encoder axle, mechanical equipment includes mechanical host computer and mechanical axle, the fixing device main part includes cooperation subassembly and coaxial center locating component that connect with the axle center, wherein cooperation subassembly and encoder axle form and install with the axle center, and the encoder axle passes cooperation subassembly to stretch into to the inside with axle center locating component, form with axle center installing with axle center locating component with mechanical axle, mechanical axle stretches into to the inside with axle center locating component to form with the encoder axle and be connected; to sum up, make effectively to form between rotary encoder and the mechanical equipment's the mechanical axis and restrict to be connected with the axle center, thereby guaranteed the accuracy nature of rotary encoder installation, in addition, overall structure still has easy and simple to handle's advantage.

However, the device is not high to the fixed degree of encoder among the prior art and leads to the reliability and the stability of encoder relatively poor and too high protectiveness to the encoder rotational speed, and this patent has solved above-mentioned problem through the fixing device who adopts a rotary encoder for the door machine betterly.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model provides a rotary encoder's fixing device for door machine for solve among the prior art device the fixed degree not high lead to encoder reliability and stability relatively poor and encoder rotational speed when too high the relatively poor scheduling problem of protectiveness:

in order to solve the technical problem, the utility model discloses a following technical scheme:

a fixing device of a rotary encoder for a door machine comprises a shell, a rotary cavity, an encoder, a transmission assembly, a driven shaft, a driving shaft, a connecting assembly, a connecting clamping groove, a limiting assembly, a bayonet and a limiting column, wherein the shell is of a cylindrical structure, the center of the shell is provided with the rotary cavity, the rotary cavity is a cavity penetrating through the center of the shell, the front end of the rotary cavity is provided with the encoder, the rear end of the encoder is provided with the transmission assembly, the side end of the encoder is provided with the limiting assembly, the limiting assembly is in contact with the side surface of the encoder, the front end of the transmission assembly is fixedly connected with the rear end of the encoder, the rear end of the transmission assembly is provided with the driven shaft, the driven shaft is a high-strength cylindrical shaft, the front end of the driven shaft is fixedly connected with the center of the transmission assembly, and the rear end of the driven shaft is provided with the driving shaft, the driving shaft presents for a high strength cylinder axle, the driving shaft side is equipped with two bayonets, the bayonet socket presents for being located the driving shaft side on the annular groove of circle, the bayonet socket corresponds rotatory cavity wall department and is equipped with spacing post, spacing post presents for the circular post structure of high strength, spacing post rear end and rotatory cavity inner wall fixed connection, in spacing post front end card box and the bayonet socket, the driving shaft rear end is equipped with coupling assembling, coupling assembling and driving shaft rear end fixed connection, rotatory cavity rear end inner wall department is equipped with connecting slot.

Furthermore, the front end of the shell is provided with an installation sleeve, the installation sleeve is made of rubber, the rear end of the installation sleeve is fixedly connected with the front end of the shell, a protection plate is arranged at the center of the front end of the shell, and the rear end of the protection plate is in contact with the encoder.

Furthermore, a reinforcing component is arranged at the rear end of the limiting component, the front end of the reinforcing component is fixedly connected with the rear end of the limiting component, and the rear end of the reinforcing component is fixedly connected with the inner wall of the shell.

Furthermore, a buffer mechanism is arranged at the inner rear end of the shell, the front end of the buffer mechanism is connected with the inner wall of the rotary cavity, and the rear end of the buffer mechanism is fixedly connected with the inner wall of the shell.

Furthermore, three external components are uniformly arranged on the outer wall of the shell, the external components are of groove structures, and a plurality of corrugated structures are arranged in the grooves.

Furthermore, the rear end of the external component is provided with a fixing component, the fixing component is of a rectangular plate structure, the lower end of the fixing component is fixedly connected with the outer wall of the shell, and the fixing component is provided with four threaded holes.

Compared with the prior art, the utility model, following beneficial effect has:

the utility model comprises a shell, a rotary cavity, an encoder, a transmission component, a driven shaft, a driving shaft, a connecting component, a connecting groove, a limiting component, a bayonet and a limiting post, wherein the shell provides a support for the whole device and provides a mounting position for other parts of the device, when the gantry crane operates, the rotating shaft is fixed with the connecting component through the connecting groove, so that the rotating shaft drives the driving shaft, the driving shaft drives the driven shaft to drive the encoder to rotate, the two bayonet and the limiting post arranged on the side surface of the driving shaft can ensure that the driving shaft is always kept at the positive center position of the device in the high-speed rotating process, and can not generate deviation, thereby improving the counting accuracy of the encoder, the encoder side end is provided with the limiting component 1 and the reinforcing component which can strengthen that the encoder is always at the preset position in the high-speed rotating process and can not generate deviation, thereby not generating damage to the device, thereby increasing the reliability and durability of the device itself to some extent and reducing the maintenance cost of the device.

The utility model discloses solved not high relatively poor scheduling problem of protectiveness when the fixed degree of device among the prior art leads to encoder reliability and stability relatively poor and encoder rotational speed too high better, the utility model discloses the structure is reliable, and the accuracy is high, and the maintenance cost is low, long service life.

Drawings

Fig. 1 is a schematic view of the overall structure of a fixing device of a rotary encoder for a door machine according to the present invention;

fig. 2 is a schematic view of the internal structure of the fixing device of the rotary encoder for a door machine according to the present invention;

fig. 3 is a top view of the fixing device of the rotary encoder for a door machine according to the present invention;

reference numerals referred to in the drawings are:

a housing 1; a rotating cavity 2; an encoder 3; a transmission assembly 4; a driven shaft 5; a driving shaft 6; a connecting assembly 7; a connecting clamping groove 8; a limiting component 9; a bayonet 10; a limit post 11; a reinforcing component 12; a protection plate 13; a mounting sleeve 14; a buffer mechanism 15; an external component 16; a fixing assembly 17.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solution of the present invention is further explained below with reference to the accompanying drawings and embodiments:

the first embodiment is as follows:

as shown in fig. 1-3, a fixing device of a rotary encoder for a door machine comprises a housing 1, a rotary cavity 2, an encoder 3, a transmission assembly 4, a driven shaft 5, a driving shaft 6, a connecting assembly 7, a connecting clamping groove 8, a limiting assembly 9, a bayonet 10 and a limiting post 11, wherein the housing 1 is in a cylindrical structure, the rotary cavity 2 is arranged at the center of the housing 1, the rotary cavity 2 is in a cavity penetrating through the center of the housing 1, the encoder 3 is arranged at the front end of the rotary cavity 2, the transmission assembly 4 is arranged at the rear end of the encoder 3, the limiting assembly 9 is arranged at the side end of the encoder 3, the limiting assembly 9 is in contact with the side surface of the encoder 3, the front end of the transmission assembly 4 is fixedly connected with the rear end of the encoder 3, the driven shaft 5 is arranged at the rear end of the transmission assembly 4, and the driven shaft 5 is in a high-strength cylindrical shaft, driven shaft 5 front end and 4 center fixed connection of drive assembly, driven shaft 5 rear end is equipped with driving shaft 6, driving shaft 6 presents for a high strength cylinder axle, driving shaft 6 side is equipped with two bayonet sockets 10, bayonet socket 10 presents for being located driving shaft 6 side annular groove, bayonet socket 10 corresponds 2 wall departments of rotatory cavity and is equipped with spacing post 11, spacing post 11 presents for the circular post structure of high strength, spacing post 11 rear end and 2 inner wall fixed connection of rotatory cavity, in 11 front end card boxes of spacing post and

bayonet socket

10, 6 rear ends of driving shaft are equipped with coupling assembling 7, coupling assembling 7 and 6 rear end fixed connection of driving shaft, 2 rear end inner wall departments of rotatory cavity are equipped with connecting slot 8.

The utility model comprises a shell 1, a rotary cavity 2, an encoder 3, a transmission component 4, a driven shaft 5, a driving shaft 6, a connecting component 7, a connecting clamping groove 8, a limiting component 9, a bayonet 10 and a limiting post 11, wherein the shell 1 provides a support for the whole device and provides a mounting position for other parts of the device, the front end of the shell 1 is provided with a mounting sleeve 14, the mounting sleeve 14 is made of rubber, the rear end of the mounting sleeve 14 is fixedly connected with the front end of the shell 1, the mounting sleeve 14 can protect the device by collision, three external components 16 are uniformly arranged on the outer wall of the shell 1, the external components 16 are in a groove structure, a plurality of corrugated structures are arranged in the groove, the rear end of the external component 16 is provided with a fixed component 17, the fixed component 17 is in a rectangular plate structure, the lower end of the fixed component 17 is fixedly connected with the outer wall of the shell 1, four threaded holes are formed in the fixing component 17, and the external component 16 and the fixing component 17 provide mounting positions for device installation.

The pivot is fixed with coupling assembling 7 through connecting slot 8 during the door machine operation to the pivot drives driving shaft 6, thereby driving shaft 6 drives driven shaft 5 and drives encoder 3 rotatory, two bayonet sockets 10 and spacing post 11 that driving shaft 6 side was equipped with can guarantee that driving shaft 6 maintains the positive central point position that is in the device always at high-speed rotatory in-process, can not take place the skew, thereby improve encoder 3's count accuracy, thereby encoder 3 side is equipped with spacing subassembly 9 and can strengthens encoder 3 and be in the position of predetermineeing always and not take place the skew and can not produce the damage to device itself at high-speed rotatory in-process, thereby has increased the reliability and the durability of device itself and has reduced the maintenance cost of device to a certain extent.

Example two:

bayonet socket

The utility model comprises a shell 1, a rotary cavity 2, an encoder 3, a transmission component 4, a driven shaft 5, a driving shaft 6, a connecting component 7, a connecting clamping groove 8, a limiting component 9, a bayonet 10 and a limiting column 11, wherein the shell 1 provides a support for the whole device and provides a mounting position for other parts of the device, the front end of the shell 1 is provided with a mounting sleeve 14, the mounting sleeve 14 is made of rubber, the rear end of the mounting sleeve 14 is fixedly connected with the front end of the shell 1, the center of the front end of the shell 1 is provided with a protection plate 13, the rear end of the protection plate 13 is contacted with the encoder 3, the protection plate 13 can protect the encoder 3 from flying out and influencing a plurality of devices outside the device in the high-speed rotation process, the mounting sleeve 14 can protect the device by collision, the rear end of the limiting component 9 is provided with a reinforcing component 12, the front end of the reinforcing component 12 is fixedly connected with the rear end of the limiting component 9, the rear end of the reinforcing component 12 is fixedly connected with the inner wall of the shell 1, the reinforcing component 12 can improve the limit performance of the limit component 9, the rear end in the shell 1 is provided with a buffer mechanism 15, the front end of the buffer mechanism 15 is connected with the inner wall of the rotary cavity 2, the rear end of the buffer mechanism 15 is fixedly connected with the inner wall of the shell 1, three external components 16 are uniformly arranged on the outer wall of the shell 1, the external components 16 are in a groove structure, a plurality of corrugated structures are arranged in the groove, the rear ends of the external connection components 16 are respectively provided with a fixing component 17, the fixing components 17 are in a rectangular plate structure, the lower end of the fixing component 17 is fixedly connected with the outer wall of the shell 1, four threaded holes are formed in the fixing component 17, and the external component 16 and the fixing component 17 provide installation positions for installation of the device.

The pivot is fixed with coupling assembling 7 through connecting slot 8 during the door machine operation to the pivot drives driving shaft 6, thereby driving shaft 6 drives driven shaft 5 and drives encoder 3 rotatory, two bayonet sockets 10 and spacing post 11 that driving shaft 6 side was equipped with can guarantee that driving shaft 6 maintains the positive central point position that is in the device always at high-speed rotatory in-process, can not take place the skew, thereby improve encoder 3's count accuracy, thereby encoder 3 side is equipped with spacing subassembly 9 and consolidates subassembly 12 and can strengthen encoder 3 and be in the preset position always at high-speed rotatory in-process and can not take place the skew and can not produce the damage to device itself, thereby increased the reliability and the durability of device itself to a certain extent and reduced the maintenance cost of device.

The advantages of the second embodiment over the first embodiment are:

the safety of the device is improved, the maintenance cost of the device is reduced, the stability of the device is enhanced, and the service life of the device is prolonged.

The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The utility model provides a fixing device of rotary encoder for door machine which characterized in that: comprises a shell (1), a rotary cavity (2), an encoder (3), a transmission component (4), a driven shaft (5), a driving shaft (6), a connecting assembly (7), a connecting clamping groove (8), a limiting component (9), a bayonet (10) and a limiting column (11), wherein the shell (1) is of a cylindrical structure, the center of the shell (1) is provided with the rotary cavity (2), the rotary cavity (2) is provided with a cavity penetrating through the center of the shell (1), the front end of the rotary cavity (2) is provided with the encoder (3), the rear end of the encoder (3) is provided with the transmission component (4), the side end of the encoder (3) is provided with the limiting component (9), the limiting component (9) is in side contact with the encoder (3), the front end of the transmission component (4) is fixedly connected with the rear end of the encoder (3), the rear end of the transmission component (4) is provided with a driven shaft (5), the driven shaft (5) is a high-strength cylindrical shaft, the front end of the driven shaft (5) is fixedly connected with the center of the transmission component (4), the rear end of the driven shaft (5) is provided with a driving shaft (6), the driving shaft (6) is a high-strength cylindrical shaft, the side edge of the driving shaft (6) is provided with two bayonets (10), the bayonets (10) are annular grooves formed in the side surface of the driving shaft (6), the bayonets (10) are provided with limiting columns (11) corresponding to the wall of the rotating cavity (2), the limiting columns (11) are of a high-strength circular column structure, the rear ends of the limiting columns (11) are fixedly connected with the inner wall of the rotating cavity (2), front end clamping boxes of the limiting columns (11) are arranged in the bayonets (10), and the rear end of the driving shaft (6) is provided with a connecting component (7), coupling assembling (7) and driving shaft (6) rear end fixed connection, rotatory cavity (2) rear end inner wall department is equipped with connecting groove (8).

2. The fixing device of the rotary encoder for the door machine according to claim 1, wherein: the utility model discloses a novel encoder, including shell (1), installation cover (14) are equipped with installation cover (14) in the shell (1) front end, installation cover (14) rear end and shell (1) front end fixed connection, shell (1) front end center department is equipped with protection shield (13), protection shield (13) rear end and encoder (3) contact.

3. The fixing device of the rotary encoder for the door machine according to claim 2, wherein: spacing subassembly (9) rear end is equipped with reinforcement assembly (12), reinforcement assembly (12) front end and spacing subassembly (9) rear end fixed connection, reinforcement assembly (12) rear end and shell (1) inner wall fixed connection.

4. The fixing device of the rotary encoder for the door machine according to claim 3, wherein: the rear end is equipped with buffer gear (15) in shell (1), buffer gear (15) front end and rotatory cavity (2) inner wall connection, buffer gear (15) rear end and shell (1) inner wall fixed connection.

5. The fixing device of the rotary encoder for the door machine according to claim 4, wherein: the outer wall of the shell (1) is evenly provided with three external components (16), the external components (16) are of groove structures, and a plurality of corrugated structures are arranged in the grooves.

6. The fixing device of the rotary encoder for the door machine according to claim 5, wherein: the external component (16) rear end all is equipped with fixed subassembly (17), fixed subassembly (17) present a rectangular plate structure, fixed subassembly (17) lower extreme and shell (1) outer wall fixed connection, be equipped with four screw holes on fixed subassembly (17).