CN216252412U

CN216252412U - Small-size U-shaped push rod driver with potentiometer

Info

Publication number: CN216252412U
Application number: CN202122435515.2U
Authority: CN
Inventors: 李本一; 吕自伟; 王伟; 方建超; 宫志强; 于廷华
Original assignee: Qingdao Richmat Intelligence Technology Inc
Current assignee: Qingdao Richmat Intelligence Technology Inc
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-04-08
Anticipated expiration: 2031-10-11

Abstract

The utility model relates to the technical field of push rod drivers, in particular to a small-size U-shaped push rod driver with a potentiometer, which comprises: the bottom of the conduit is provided with a lower shell, a middle shell and an upper shell; the starting piece comprises a rotating piece and a fixed piece; the position recording piece is arranged at the bottom of the conduit; the beneficial effects are that: the potentiometer provided by the utility model is driven by the worm to rotate, and the signal of the potentiometer can output a feedback signal through the signal connected with the potentiometer, so that the specific stroke position of the electric push rod can be determined; the fixing plate provided by the utility model is arranged in the annular groove formed on the positioning pin through the hollow rotating shaft, and when the electric push rod is fixed, the fixing plate and the screw rod can be used for fixing, so that the fixing point is increased.

Description

Small-size U-shaped push rod driver with potentiometer

Technical Field

The utility model relates to the technical field of push rod drivers, in particular to a small-size U-shaped push rod driver with a potentiometer.

Background

The electric push rod is also called a linear driver, is a novel linear actuating mechanism mainly composed of a motor push rod, a control device and other mechanisms, and can be considered as an extension of a rotating motor in the aspect of structure;

in the prior art, the existing small-size U-shaped electric push rod has the problems that position signals cannot be fed back and the like due to structural limitation, the application range is limited, and the electric push rod penetrates through a rotating shaft in a positioning pin (9) to bear force after being installed.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a small-sized U-shaped push rod driver with a potentiometer, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a small-sized U-shaped push rod driver with a potentiometer comprises the following components:

the bottom of the conduit is provided with a lower shell, a middle shell, a screw and an upper shell;

the starting piece comprises a rotating piece and a fixed piece; and

the position recording piece is arranged at the bottom of the conduit.

Preferably, the rotating part comprises a motor, a screw rod assembly, a pressing plate, a positioning pin and a gear assembly, the motor is installed at the top of the lower shell, the gear assembly and a motor shaft of the motor are meshed and rotated, the positioning pin is inserted into the gear assembly, the screw rod assembly and the gear assembly are in meshing transmission, and the pressing plate is located at the top of the screw rod assembly.

Preferably, the fixing piece comprises a front end cover and a plug, the front end cover is installed at the top of the guide pipe, the plug is in threaded connection with the top of the front end cover, the end portion of the fixing piece is provided with a reinforcing piece, and the bottom of the fixing piece is provided with a telescopic piece.

Preferably, the reinforcing part comprises a hollow rotating shaft, a screw rod and a fixing plate, the hollow rotating shaft is inserted into a ring groove formed in the plug, a limit ring is arranged outside the hollow rotating shaft, the fixing plate is arranged at the end part of the hollow rotating shaft, and the screw rod is screwed in a threaded hole formed in the fixing plate.

Preferably, the position recording part comprises a signal, a bearing, a worm and a potentiometer, the worm is installed at the bottom end of the screw rod assembly, the bearing is installed at the bottom of the worm, the potentiometer is in meshing transmission with the worm, and the signal is connected with the potentiometer.

Preferably, the extensible member includes slider, pipe and micro-gap switch subassembly, and the slider is installed in the outside of lead screw subassembly, and the plug is being connected to the pipe, and micro-gap switch subassembly is installed inside the pipe.

Compared with the prior art, the utility model has the beneficial effects that:

1. the potentiometer provided by the utility model is driven by the worm to rotate, and the signal of the potentiometer can output a feedback signal through the signal connected with the potentiometer, so that the specific stroke position of the electric push rod can be determined;

2. the fixing plate provided by the utility model is arranged in the annular groove formed on the positioning pin through the hollow rotating shaft, and when the electric push rod is fixed, the fixing plate and the screw rod can be used for fixing, so that the fixing point is increased.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

FIG. 4 is an enlarged view of the structure at A in FIG. 1;

FIG. 5 is an enlarged view of the structure at C in FIG. 2;

fig. 6 is a schematic perspective view of the reinforcing member of the present invention.

In the figure: the device comprises a screw 1, an upper shell 2, a signal 3, a bearing 4, a worm 5, a potentiometer 6, a middle shell 7, a gear assembly 8, a positioning pin 9, a screw rod assembly 10, a pressing plate 11, a lower shell 12, a motor 13, a sliding block 14, a circular tube 15, a micro-switch assembly 16, a guide tube 17, a front end cover 18, a plug 19, a hollow rotating shaft 20, a screw 21 and a fixing plate 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: a small-size U-shaped push rod driver with a potentiometer comprises the following components: the bottom of the guide pipe 17 is provided with a lower shell 12, a middle shell 7, a screw 1 and an upper shell 2, and the screw 1 is screwed with the upper shell 2, the middle shell 7 and the lower shell 12 and is positioned outside the electric push rod;

the starting part comprises a rotating part and a fixing part, the rotating part comprises a motor 13, a screw rod assembly 10, a pressing plate 11, a positioning pin 9 and a gear assembly 8, the motor 13 is installed at the top of the lower shell 12, the gear assembly 8 and a motor shaft of the motor 13 are meshed and rotate, the positioning pin 9 is inserted into the gear assembly 8, the screw rod assembly 10 and the gear assembly 8 are in meshed transmission, the pressing plate 11 is located at the top of the screw rod assembly 10, the motor 13 is electrified and rotated, the gear assembly 8 rotates outside the positioning pin 9, the gear assembly 8 drives the screw rod assembly 10 to rotate, and the screw rod assembly 10 drives the pressing plate 11 to enable the circular tube 15 to perform telescopic motion;

the fixing piece comprises a front end cover 18 and a plug 19, the front end cover 18 is installed at the top of the guide pipe 17, the plug 19 is in threaded connection with the top of the front end cover 18, the end part of the fixing piece is provided with a reinforcing piece, the bottom of the fixing piece is provided with a telescopic piece, and the electric push rod is connected with other devices through the front end cover 18 and the plug 19 and is inserted into the plug 19 through a rotating shaft;

the reinforcing part comprises a hollow rotating shaft 20, a screw rod 21 and a fixing plate 22, the hollow rotating shaft 20 is inserted into a ring groove formed in the plug 19, a limit ring is arranged outside the hollow rotating shaft 20, the fixing plate 22 is installed at the end part of the hollow rotating shaft 20, the screw rod 21 is screwed in a threaded hole formed in the fixing plate 22, then the fixing plate 22 is supported at the bottom of a jacking house to be installed and is fixed by the screw rod 21, the hollow rotating shaft 20 rotates in the ring groove formed in the plug 19 during rotation, and the limit ring outside the hollow rotating shaft 20 prevents the hollow rotating shaft 20 from falling off;

the telescopic part comprises a sliding block 14, a round pipe 15 and a micro switch assembly 16, the sliding block 14 is arranged on the outer side of the screw rod assembly 10, the round pipe 15 is connected with a plug 19, the micro switch assembly 16 is arranged in a guide pipe 17, the screw rod assembly 10 drives the pressing plate 11 to enable the round pipe 15 to perform telescopic motion, and meanwhile, the sliding block 14 arranged on the screw rod assembly 10 performs linear motion along the direction of the guide pipe 17;

the bottom of pipe 17 is located to the note position spare, note position spare includes signal 3, bearing 4, worm 5 and potentiometer 6, worm 5 installs the bottom at lead screw subassembly 10, bearing 4 installs the bottom at worm 5, meshing transmission between potentiometer 6 and the worm 5, signal 3 is connecting potentiometer 6, it rotates to connect worm 5 fixed on lead screw subassembly 10 through bearing 4, worm 5 drives potentiometer 6 and rotates, it is corresponding, the signal of potentiometer 6 is through the signal 3 output feedback signal who is connected with potentiometer 6.

The working principle is as follows: in practical use, the motor 13 is powered on to rotate, the driving gear component 8 rotates outside the positioning pin 9, the gear component 8 drives the screw rod component 10 to rotate, the screw rod component 10 drives the pressing plate 11 to enable the round pipe 15 to do telescopic motion, the micro switch component 16 is positioned inside the guide pipe 17, meanwhile, the sliding block 14 arranged on the screw rod component 10 linearly moves along the direction of the guide pipe 17, meanwhile, as the screw rod component 10 rotates, the worm 5 connected and fixed on the screw rod component 10 through the bearing 4 rotates, the worm 5 drives the potentiometer 6 to rotate, correspondingly, a signal of the potentiometer 6 outputs a feedback signal through the signal 3 connected with the potentiometer 6, the screw 1 is connected with the upper shell 2, the middle shell 7 and the lower shell 12 and positioned outside the electric push rod, the electric push rod is connected with other devices through the front end cover 18 and the screw plug 19 and is connected in the screw plug 19 through a rotating shaft, and then the fixing plate 22 is abutted to the bottom of a top support to be installed, the hollow rotating shaft 20 rotates in a ring groove formed in the plug 19 during rotation, and the limiting ring outside the hollow rotating shaft 20 prevents the hollow rotating shaft 20 from falling off.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a take small-size U type push rod driver of potentiometer which characterized in that: the small-size U-shaped push rod driver with the potentiometer comprises:

the bottom of the guide pipe (17) is provided with a lower shell (12), a middle shell (7), a screw (1) and an upper shell (2);

the starting piece comprises a rotating piece and a fixed piece; and

a position recording member arranged at the bottom of the conduit (17).

2. The small-sized U-shaped push rod driver with the potentiometer according to claim 1, characterized in that: the rotating piece comprises a motor (13), a screw rod assembly (10), a pressing plate (11), a positioning pin (9) and a gear assembly (8), the motor (13) is installed at the top of the lower shell (12), the gear assembly (8) and a motor shaft of the motor (13) are meshed and rotated, the positioning pin (9) is inserted into the gear assembly (8), the screw rod assembly (10) and the gear assembly (8) are meshed and driven, and the pressing plate (11) is located at the top of the screw rod assembly (10).

3. The small-sized U-shaped push rod driver with the potentiometer according to claim 1, characterized in that: the fixing piece comprises a front end cover (18) and a plug (19), the front end cover (18) is installed at the top of the guide pipe (17), the plug (19) is in threaded connection with the top of the front end cover (18), a reinforcing piece is arranged at the end of the fixing piece, and a telescopic piece is arranged at the bottom of the fixing piece.

4. The small-sized U-shaped push rod driver with the potentiometer according to claim 3, wherein: the reinforcing piece comprises a hollow rotating shaft (20), a screw rod (21) and a fixing plate (22), the hollow rotating shaft (20) is inserted into a ring groove formed in the screwed plug (19), a limiting ring is arranged outside the hollow rotating shaft (20), the fixing plate (22) is installed at the end portion of the hollow rotating shaft (20), and the screw rod (21) is screwed in a threaded hole formed in the fixing plate (22).

5. The small-sized U-shaped push rod driver with the potentiometer according to claim 2, characterized in that: the position recording piece comprises a signal (3), a bearing (4), a worm (5) and a potentiometer (6), the worm (5) is installed at the bottom end of the screw rod assembly (10), the bearing (4) is installed at the bottom of the worm (5), the potentiometer (6) and the worm (5) are in meshing transmission, and the signal (3) is connected with the potentiometer (6).

6. The small-sized U-shaped push rod driver with the potentiometer according to claim 4, wherein: the telescopic piece comprises a sliding block (14), a circular tube (15) and a micro switch assembly (16), the sliding block (14) is installed on the outer side of the screw rod assembly (10), the circular tube (15) is connected with a screw plug (19), and the micro switch assembly (16) is installed inside the guide tube (17).