CN217282546U

CN217282546U - Mute double-motor electric push rod

Info

Publication number: CN217282546U
Application number: CN202122295164.XU
Authority: CN
Inventors: 朱孝飞
Original assignee: Wuxi Jiedino Automation Equipment Co ltd
Current assignee: Wuxi Jiedino Automation Equipment Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-08-23
Anticipated expiration: 2031-09-23

Abstract

The utility model relates to an electric putter technical field just discloses a two motor electric putter of silence, set casing including T shape structure, the inside of set casing is rotated through the bearing and has been cup jointed and is rotated the screw rod, the telescopic link has been cup jointed to the upper end pole wall external screw thread that rotates the screw rod, the spiral shell groove that cup joints with the rotation screw rod screw thread is seted up to the lower extreme of telescopic link, the opening that is used for the telescopic link to stretch out is seted up to the upper end of set casing, the lower pole wall external fixation that rotates the screw rod has cup jointed driven gear. The utility model discloses electric putter's continuation work and service function efficiency have been guaranteed.

Description

Mute double-motor electric push rod

Technical Field

The utility model relates to an electric putter technical field especially relates to a two motor electric putter of silence.

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.

The conventional electric push rod is driven by only one motor, and the normal operation of the whole electric push rod is influenced after the motor is damaged, so that the electric push rod is inconvenient to use and operate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the electric putter among the prior art and only driving through with a motor, will influence whole electric putter's normal operating after this motor damages, the problem that the actual operation used not be convenient for, and the double motor electric putter of a silence that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a silent double-motor electric push rod comprises a fixed shell with a T-shaped structure, wherein a rotating screw rod is rotatably sleeved in the fixed shell through a bearing, an expansion link is sleeved on the external thread of the rod wall at the upper end of the rotating screw rod, the lower end of the expansion link is provided with a screw groove in threaded sleeve connection with the rotating screw rod, the upper end of the fixed shell is provided with an opening for extending the expansion link, and the wall of the lower end rod of the rotating screw rod is fixedly sleeved with a driven gear;

the two opposite sides of the fixed shell are respectively clamped with an L-shaped movable plate, the horizontal part of the L-shaped movable plate is provided with a through hole, a rotating shaft is rotatably sleeved in the through hole through a ball bearing, the lower end of the rotating shaft penetrates into the fixed shell through a strip-shaped opening arranged at the upper end of the horizontal part of the fixed shell and is fixedly connected with a driving gear meshed with a driven gear, the upper end of the L-shaped movable plate is fixedly connected with a sound insulation motor shell through a bolt, a rotating motor is fixedly sleeved in the sound insulation motor shell, an output shaft at the lower end of the rotating motor is fixedly connected with an inserting block, the upper end of the rotating shaft is provided with an inserting groove matched and inserted with the inserting block, the two opposite sides of the fixed shell are respectively and fixedly connected with a plurality of guide slide bars which are uniformly arranged in the front and back, the vertical part of the L-shaped movable sliding plate sleeved with the guide slide bars, and one end of the plurality of the guide slide bars, which is far away from the fixed shell, is fixedly connected with the same anti-falling plate, the anti-falling plate and the opposite side of the L-shaped movable plate are fixedly connected with a plurality of pullback springs which are respectively sleeved outside the guide slide bars, and U-shaped crimping plates which are crimped outside the L-shaped movable plate are fixedly clamped on the two opposite sides of the fixed shell.

Preferably, the outer side of the lower end of the telescopic rod is fixedly sleeved with a rectangular insertion block, the outer side of the rectangular insertion block is symmetrically and fixedly connected with a plurality of limiting sliding blocks, and the inner side of the vertical part of the fixed shell is provided with a plurality of limiting sliding grooves matched with the limiting sliding blocks in a sliding manner.

Preferably, the insertion block and the insertion groove are of corresponding rectangular structures.

Preferably, two opposite sides of the fixed shell are fixedly connected with two T-shaped clamping blocks symmetrically arranged about the L-shaped movable plate, and the side walls of two ends of the U-shaped crimping plate are provided with T-shaped clamping grooves matched and clamped with the T-shaped clamping blocks.

Preferably, a plurality of jacks are formed in the side wall of the U-shaped crimping plate, positioning rods are movably inserted in the jacks, a plurality of positioning holes matched and inserted with the positioning rods are formed in the outer side of the L-shaped moving plate, the outer ends of the positioning rods are fixedly connected with the same positioning pull plate, and a plurality of positioning springs are fixedly connected to one side, opposite to the U-shaped crimping plate, of the positioning pull plate and sleeved outside the positioning rods respectively.

Preferably, a layer of soundproof cotton is fixedly arranged on the inner side of the soundproof motor shell.

Compared with the prior art, the utility model provides a two motor electric putter of silence possesses following beneficial effect:

1. the mute double-motor electric push rod is provided with two rotating motors, when in use, one of the motors is pushed to a fixed shell, an L-shaped movable plate drives a driving gear to move so as to be meshed with a driven gear, the rotating motor drives the driving gear to rotate and further drives a rotating screw to rotate through the driven gear, the rotating screw is sleeved with a thread of a thread groove at the lower end of a telescopic rod so as to realize the telescopic operation of the telescopic rod, after the rotating motor is pushed to the fixed shell, the L-shaped movable plate is tightly attached to the fixed shell, a U-shaped pressing plate is pressed outside the L-shaped movable plate through the matched clamping of a T-shaped clamping block and a T-shaped clamping groove so as to realize the stable limit of the rotating motor, a plurality of positioning rods are aligned to positioning holes, a positioning spring pulls back a positioning pull plate, and the positioning pull plate is pushed into the positioning holes so as to realize the stable connection between the U-shaped pressing plate and the L-shaped movable plate, can realize pushing fast spacing to rotating electrical machines relative position, take off U-shaped crimping board when the motor damages, pull-back spring pullback L shape movable plate for the driving gear that the rotating electrical machines that damages correspond breaks away from with driven gear's being connected, promotes another rotating electrical machines and gets into operating position, makes electric putter can guarantee normal function, has guaranteed electric putter's continuation work and service function efficiency.

2. This two motor electric putter of silence through the inserted block and the inserting groove that are equipped with, can realize that the quick assembly disassembly between rotating electrical machines and the pivot is connected, is convenient for get of rotating electrical machines and puts the maintenance operation.

And the part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses electric putter's continuation work and service function efficiency have been guaranteed.

Drawings

Fig. 1 is a schematic structural view of a silent dual-motor electric push rod provided by the present invention;

fig. 2 is a schematic view of the sectional structure of the mute dual-motor electric putter with the U-shaped press-connection plate and the L-shaped moving plate connected together.

In the figure: 1. a stationary case; 2. rotating the screw rod; 3. a telescopic rod; 4. a screw groove; 5. a port; 6. a driven gear; 7. an L-shaped moving plate; 8. a rotating shaft; 9. a strip-shaped opening; 10. a driving gear; 11. a sound insulation motor housing; 12. a rotating electric machine; 13. an insertion block; 14. inserting grooves; 15. a guide slide bar; 16. an anti-drop plate; 17. a pullback spring; 18. a U-shaped crimping plate; 19. a rectangular insert block; 20. a T-shaped fixture block; 21. a T-shaped clamping groove; 22. positioning a rod; 23. positioning holes; 24. positioning a pulling plate; 25. and positioning the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "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 being 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.

Embodiment 1 refers to fig. 1-2, a silent double-motor electric push rod comprises a fixed shell 1 with a T-shaped structure, a rotating screw 2 is rotatably sleeved inside the fixed shell 1 through a bearing, an external thread on the upper end rod wall of the rotating screw 2 is sleeved with a telescopic rod 3, a thread groove 4 in threaded sleeve connection with the rotating screw 2 is formed in the lower end of the telescopic rod 3, a through hole 5 for extending the telescopic rod 3 is formed in the upper end of the fixed shell 1, and a driven gear 6 is fixedly sleeved outside the lower end rod wall of the rotating screw 2; the two opposite sides of the fixed shell 1 are respectively clamped with an L-shaped movable plate 7, the horizontal part of the L-shaped movable plate 7 is provided with a through hole, a rotating shaft 8 is rotatably sleeved in the through hole through a ball bearing, the lower end of the rotating shaft 8 penetrates into the fixed shell 1 through a strip-shaped opening 9 arranged at the upper end of the horizontal part of the fixed shell 1 and is fixedly connected with a driving gear 10 meshed with the driven gear 6, the upper end of the L-shaped movable plate 7 is fixedly connected with a sound insulation motor shell 11 through a bolt, a rotating motor 12 is fixedly sleeved in the sound insulation motor shell 11, an output shaft at the lower end of the rotating motor 12 is fixedly connected with an inserting block 13, the upper end of the rotating shaft 8 is provided with an inserting groove 14 matched and inserted with the inserting block 13, the two opposite sides of the fixed shell 1 are respectively and fixedly connected with a plurality of guide slide bars 15 uniformly arranged in the front and back, the vertical part of the L-shaped movable sleeve-sleeved with the guide slide bars 15, one end of each of the guide slide bars 15, which is far away from the fixed shell 1, is fixedly connected with the same anti-falling plate 16, one opposite side of the anti-falling plate 16 and the L-shaped moving plate 7 is fixedly connected with a plurality of pullback springs 17 which are respectively sleeved outside the guide slide bars 15, and two opposite sides of the fixed shell 1 are fixedly clamped with U-shaped crimping plates 18 which are crimped outside the L-shaped moving plate 7.

Embodiment 2 referring to fig. 1-2 based on embodiment 1, a rectangular insert block 19 is fixedly sleeved on the outer side of the lower end of a telescopic rod 3, a plurality of limiting slide blocks are symmetrically and fixedly connected to the outer side of the rectangular insert block 19, a plurality of limiting slide grooves matched with the limiting slide blocks and slidably connected to the limiting slide blocks are formed in the inner side of the vertical portion of a fixed shell 1, an insert block 13 and an insert groove 14 are of corresponding rectangular structures, two T-shaped fixture blocks 20 symmetrically arranged with respect to an L-shaped moving plate 7 are fixedly connected to opposite sides of the fixed shell 1, T-shaped clamp grooves 21 matched and clamped with the T-shaped fixture blocks 20 are formed in the side walls of two ends of a U-shaped press-connecting plate 18, a plurality of jacks are formed in the side wall of the U-shaped press-connecting plate 18, positioning rods 22 are movably inserted in the jacks, a plurality of positioning holes 23 matched and inserted to the positioning rods 22 are formed in the outer side of the L-shaped moving plate 7, the outer ends of the positioning rods 22 are fixedly connected to a same positioning pull plate 24, a plurality of positioning springs 25 respectively sleeved outside the positioning rods 22 are fixedly connected to one opposite sides of the positioning pull plate 24 and the U-shaped crimping plate 18, and a layer of soundproof cotton is fixedly arranged on the inner side of the soundproof motor case 11.

The working principle is that when the device is used, one of the two rotating motors 12 is pushed to the fixed shell 1, the L-shaped moving plate 7 drives the driving gear to move, so that the driving gear 10 is meshed with the driven gear 6, the rotating motor 12 drives the driving gear 10 to rotate, and further the driven gear 6 drives the rotating screw 2 to rotate, the rotating screw 2 is sleeved with the thread of the thread groove 4 at the lower end of the telescopic rod 3 to realize the telescopic operation of the telescopic rod 3, after the rotating motor 12 is pushed to the fixed shell 1, the L-shaped moving plate 7 is tightly attached to the fixed shell 1, the U-shaped pressing plate 18 is pressed outside the L-shaped moving plate 7 to realize the stable limit of the rotating motor 12 through the matched clamping of the T-shaped clamping block 20 and the T-shaped clamping groove 21, a plurality of positioning rods 22 are aligned to the positioning holes 23, the positioning springs 25 pull the positioning pull plate 24 back, the positioning pull plate 24 pushes the positioning rods 22 into the positioning holes 23, so that the stable connection between the U-shaped pressing plate 18 and the L-shaped moving plate 7 can be realized, can realize pushing fast spacing to rotating electrical machines 12 relative position, take off U-shaped crimping board 18 when the motor damages, pull-back spring 17 pulls back L shape movable plate 7, make the driving gear 10 that the rotating electrical machines 12 that damage correspond break away from with driven gear 6 be connected, promote another rotating electrical machines 12 entering operating position, make electric putter can guarantee normal function, electric putter's continuous work and service function efficiency have been guaranteed, plug-in block 13 and inserting groove 14 through being equipped with, can realize the quick assembly disassembly between rotating electrical machines 12 and the pivot 8 and connect, be convenient for get of rotating electrical machines 12 and put the maintenance operation.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A silent double-motor electric push rod comprises a fixed shell (1) with a T-shaped structure, and is characterized in that a rotating screw (2) is rotatably sleeved in the fixed shell (1) through a bearing, an external thread on the upper end rod wall of the rotating screw (2) is sleeved with a telescopic rod (3), a thread groove (4) in threaded sleeve connection with the rotating screw (2) is formed in the lower end of the telescopic rod (3), a through hole (5) for extending the telescopic rod (3) is formed in the upper end of the fixed shell (1), and a driven gear (6) is fixedly sleeved outside the lower end rod wall of the rotating screw (2);

the two opposite sides of the fixed shell (1) are respectively clamped with an L-shaped movable plate (7), the horizontal part of the L-shaped movable plate (7) is provided with a through hole, the through hole is rotatably sleeved with a rotating shaft (8) through a ball bearing, the lower end of the rotating shaft (8) penetrates into the fixed shell (1) through a strip-shaped opening (9) formed in the upper end of the horizontal part of the fixed shell (1) and is fixedly connected with a driving gear (10) meshed with a driven gear (6), the upper end of the L-shaped movable plate (7) is fixedly connected with a sound insulation motor shell (11) through a bolt, a rotating motor (12) is fixedly sleeved in the sound insulation motor shell (11), the lower end output shaft of the rotating motor (12) is fixedly connected with an inserting block (13), the upper end of the rotating shaft (8) is provided with an inserting groove (14) matched and inserted with the inserting block (13), the two opposite sides of the fixed shell (1) are respectively and fixedly connected with a plurality of guide sliding rods (15) which are uniformly arranged in the front and back, the vertical portion of L shape movable plate (7) is seted up a plurality of slide openings that cup joint with direction slide bar (15) activity, many the same anticreep board of one end fixedly connected with (16) of set casing (1) is kept away from in direction slide bar (15), anticreep board (16) and the relative one side fixedly connected with of L shape movable plate (7) a plurality of cover establish respectively and establish pull-back spring (17) outside many direction slide bar (15), the back of the body both sides fixed joint that carry on the back of the body of set casing (1) has U-shaped crimping board (18) of crimping in the L shape movable plate (7) outside.

2. The silent double-motor electric push rod according to claim 1, wherein a rectangular insert block (19) is fixedly sleeved on the outer side of the lower end of the telescopic rod (3), a plurality of limiting slide blocks are symmetrically and fixedly connected to the outer side of the rectangular insert block (19), and a plurality of limiting slide grooves matched with the limiting slide blocks in sliding connection are formed in the inner side of the vertical part of the fixed shell (1).

3. A silent double-motor electric putter as claimed in claim 1, wherein said plug-in block (13) and plug-in groove (14) are of corresponding rectangular configuration.

4. The silent double-motor electric push rod according to claim 1, wherein two T-shaped clamping blocks (20) symmetrically arranged about the L-shaped moving plate (7) are fixedly connected to two opposite sides of the fixed shell (1), and two T-shaped clamping grooves (21) matched and clamped with the T-shaped clamping blocks (20) are formed in side walls of two ends of the U-shaped crimping plate (18).

5. The silent double-motor electric push rod according to claim 1, wherein a plurality of jacks are formed in the side wall of the U-shaped crimping plate (18), the positioning rods (22) are movably inserted in the jacks, a plurality of positioning holes (23) matched and inserted with the positioning rods (22) are formed in the outer side of the L-shaped moving plate (7), the outer ends of the positioning rods (22) are fixedly connected with the same positioning pull plate (24), and a plurality of positioning springs (25) respectively sleeved outside the positioning rods (22) are fixedly connected to one opposite side of the positioning pull plate (24) and the U-shaped crimping plate (18).

6. A silent double-motor electric putter as claimed in claim 1, wherein a layer of soundproof cotton is fixed inside said soundproof motor case (11).