CN210744938U

CN210744938U - Pen type small push rod with good stability

Info

Publication number: CN210744938U
Application number: CN201922129128.9U
Authority: CN
Inventors: 朱孝飞
Original assignee: Wuxi Jiedino Automation Equipment Co Ltd
Current assignee: Wuxi Jiedino Automation Equipment Co Ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-06-12
Anticipated expiration: 2029-12-02

Abstract

The utility model relates to an electric putter technical field, and a pen type little push rod that stability is good is disclosed, including the inner tube, driving motor, threaded rod and push rod, the push rod is established with inner tube movable sleeve, threaded rod and push rod threaded connection, driving motor's bottom and the bottom fixed connection of inner tube inner wall, and driving motor's output and the one end fixed connection setting of threaded rod, the equal fixedly connected with slider of both sides wall of push rod, two and slider assorted spouts have been seted up to the inner wall symmetry of inner tube, and two sliders deviate from the lateral wall of one side mutually and all set up flutedly, all be equipped with the movable block in two recesses, and the lateral wall of movable block passes through the tank bottom fixed connection setting of spring and recess. The utility model discloses can guarantee the stability of push rod at the removal in-process, and can inject its position when the push rod removes to the assigned position, prevent that the push rod from causing the damage of threaded rod screw thread, the people's of being convenient for use when bearing pressure is too big.

Description

Pen type small push rod with good stability

Technical Field

The utility model relates to an electric putter technical field especially relates to a pen type little push rod that stability is good.

Background

The push rod, also known as a linear driver, is a novel linear actuator 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.

Among the prior art, the push rod takes place the condition that the nut breaks away from the screw rod when using easily, and push rod external load is too big, and the screw thread between screw rod and the nut takes place to damage easily to influence its support effect, the people's of not being convenient for use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the push rod and taking place the condition that the nut breaks away from the screw rod easily when using among the prior art, and push rod external load is too big, and the screw thread between screw rod and the nut takes place to damage easily to influence its supporting effect, the problem that people used not convenient for, and the pen type little push rod that a stability is good that provides.

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

a pen type small push rod with good stability comprises an inner barrel, a driving motor, a threaded rod and a push rod, wherein the push rod is movably sleeved with the inner barrel, the threaded rod is in threaded connection with the push rod, the bottom of the driving motor is fixedly connected with the bottom of the inner wall of the inner barrel, the output end of the driving motor is fixedly connected with one end of the threaded rod, two side walls of the push rod are respectively and fixedly connected with a sliding block, two sliding grooves matched with the sliding blocks are symmetrically formed in the inner wall of the inner barrel, grooves are formed in the side walls of the two sliding blocks, which are opposite to one side, movable blocks are arranged in the two grooves, the side walls of the movable blocks are fixedly connected with the groove bottoms of the grooves through springs, two first strip-shaped holes are symmetrically formed in the side walls of the two movable blocks, fixed blocks are arranged in the two first strip-shaped holes, and, two the lateral wall of spout all seted up with movable block assorted constant head tank, and two constant head tanks all are close to inner tube opening one side and set up, two all be equipped with actuating mechanism in the constant head tank.

Preferably, each driving mechanism comprises a pressing rod, a positioning block and a pressing plate, wherein the side wall of each positioning groove is provided with a positioning hole matched with the pressing rod, two ends of the pressing rod penetrate through the positioning holes and extend outwards, one end of the pressing rod, far away from the push rod, is fixedly connected with the side wall of the pressing plate, the side wall of the pressing rod is provided with a second strip-shaped hole matched with the positioning block, and two ends of the positioning block are fixedly connected with two side walls of the positioning holes respectively.

Preferably, two the lateral wall of clamp plate one side in opposite directions all fixes to inlay and is equipped with the magnetite, the outer wall symmetry of inner tube is fixed to be inlayed and is equipped with two magnetite assorted iron plate.

Preferably, two the lateral wall that the clamp plate deviates from one side all fixedly is equipped with the rubber gasket, and the surface of rubber gasket has seted up anti-skidding line.

Preferably, the bottom of the inner cylinder and the top of the push rod are both fixedly connected with connecting rings.

Preferably, the bottom of the threaded rod is rotatably connected with the inner wall of the inner barrel through a bearing.

Preferably, two the arc wall has all been seted up to the lateral wall that the movable block deviates from one side mutually, and arc wall swing joint has the ball.

Compared with the prior art, the utility model provides a good little push rod of pen type of stability possesses following beneficial effect:

1. this good pen type little push rod of stability through inner tube, push rod, threaded rod, driving motor and the slider that is equipped with, can guarantee the stability of push rod at the removal in-process.

2. This good pen type handspike of stability through movable block, fixed block, spring and the actuating mechanism who is equipped with, can prescribe a limit to its position when the push rod removes assigned position, prevents that the push rod from causing the damage of threaded rod screw thread when bearing pressure is too big, the people's of being convenient for use.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can guarantee the stability of push rod at the removal in-process, and can prescribe a limit to its position when the push rod removes to the assigned position, prevent that the push rod from causing the damage of threaded rod screw thread when bearing pressure is too big, the people's of being convenient for use.

Drawings

Fig. 1 is a schematic structural view of a pen-type small push rod with good stability provided by the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: the device comprises an inner cylinder 1, a driving motor 2, a threaded rod 3, a push rod 4, a slide block 5, a movable block 6, a fixed block 7, a pressing rod 8, a positioning block 9, a pressing plate 10, a magnet 11, an iron block 12, a ball 13, a connecting ring 14, a rubber gasket 15 and a spring 16.

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.

Referring to fig. 1-3, a pen-type small push rod with good stability comprises an inner barrel 1, a driving motor 2, a threaded rod 3 and a push rod 4, wherein the driving motor 2 is electrically connected with an external power supply through a lead, the push rod 4 and the inner barrel 1 are movably sleeved, the threaded rod 3 is in threaded connection with the push rod 4, the bottom of the driving motor 2 is fixedly connected with the bottom of the inner wall of the inner barrel 1, the output end of the driving motor 2 is fixedly connected with one end of the threaded rod 3, two side walls of the push rod 4 are fixedly connected with sliders 5, two sliding grooves matched with the sliders 5 are symmetrically formed in the inner wall of the inner barrel 1, grooves are formed in the side walls of two opposite sides of the sliders 5, movable blocks 6 are arranged in the two grooves, the side walls of the movable blocks 6 are fixedly connected with the groove bottoms of the grooves through springs 16, two first strip-shaped holes are symmetrically, and two first bar downtheholes all are equipped with fixed block 7, and the both ends of fixed block 7 set up with the both sides wall fixed connection of recess respectively, and the lateral wall of two spouts all seted up with the 6 assorted constant head tanks of movable block, and two constant head tanks all are close to 1 opening one side of inner tube and set up, all are equipped with actuating mechanism in two constant head tanks.

Every actuating mechanism all includes and presses the depression bar 8, locating piece 9 and clamp plate 10, the lateral wall of every constant head tank all seted up with press 8 assorted locating holes of depression bar, press 8 both ends of depression bar to all pass the locating hole and outwards extend the setting, and press 8 one end of keeping away from push rod 4 of depression bar and the lateral wall fixed connection of clamp plate 10, press 8 lateral wall of depression bar to offer with 9 assorted second bar holes of locating piece, 9 both ends of locating piece set up with the both sides wall fixed connection of locating hole respectively, locating piece 9 through being equipped with, can prescribe a limit to the position of pressing the depression bar 8, prevent to break away from the locating hole according to depression bar 8, the clamp plate 10 that the rethread was equipped with, press clamp plate 10 to move and can make and press 8 removal of depression bar, make and push 8 promote the 6 inside recesses of movable block according to the depression bar, thereby.

The lateral wall of one side is all fixed the embedding in opposite directions for two clamp plates 10 is equipped with magnetite 11, and the outer wall symmetry of inner tube 1 is fixed the embedding be equipped with two 11 assorted iron plate 12 of magnetite, magnetite 11 can with the iron plate 12 between adsorb together to can prescribe a limit to the position of clamp plate 10, guarantee the stability of clamp plate 10 in the use.

Two clamp plates 10 all fix rubber gasket 15 that is equipped with in the lateral wall that leaves one side mutually, and rubber gasket 15's surface has seted up anti-skidding line, through the rubber gasket 15 that is equipped with, can improve the travelling comfort of pressing down clamp plate 10.

The bottom of the inner cylinder 1 and the top of the push rod 4 are both fixedly connected with connecting rings 14, so that the connection of the rest parts of the inner cylinder 1 and the push rod 4 can be facilitated.

The bottom of threaded rod 3 is passed through the bearing and is rotated with the inner wall of inner tube 1 and be connected the setting, can improve the stability of threaded rod 3 when rotating.

Arc-shaped grooves are formed in the side walls, away from one side, of the two movable blocks 6, the arc-shaped grooves are movably connected with the balls 13, side friction force between the movable blocks 6 and the sliding grooves is reduced, and the sliding blocks 5 are convenient to move.

In the utility model, when in use, the output end of the driving motor 2 rotates to drive the threaded rod 3 to rotate, the two sliders 5 limit the position of the push rod 4, so that the push rod 4 can only move up and down, the threaded rod 3 rotates to drive the push rod 4 to move upwards, and further drive the two sliders 5 to move upwards, and the position of the slider 5 can be limited through the arranged sliding groove, the stability of the push rod 4 in the use process is ensured, when the movable block 6 moves to correspond to the positioning groove, the movable block 6 can be driven to move through the elasticity of the spring 16, and the movable block 6 is clamped into the positioning groove, so that the position of the push rod 4 is limited, the damage of the thread of the threaded rod 3 when the push rod 4 bears too large pressure is prevented, the use of people is convenient, and the pressing plate 10 is arranged, the pressing plate 10 can be pressed to drive the rod 8 to move, the pressing rod 8 is enabled to push the movable block 6 to move towards the groove, so that the push rod 4 can be stored in the inner barrel 1 again, and the use of people is facilitated.

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. The pen type small push rod with good stability comprises an inner barrel (1), a driving motor (2), a threaded rod (3) and a push rod (4), and is characterized in that the push rod (4) is movably sleeved with the inner barrel (1), the threaded rod (3) is in threaded connection with the push rod (4), the bottom of the driving motor (2) is fixedly connected with the bottom of the inner wall of the inner barrel (1), the output end of the driving motor (2) is fixedly connected with one end of the threaded rod (3), two side walls of the push rod (4) are fixedly connected with sliders (5), two sliding grooves matched with the sliders (5) are symmetrically formed in the inner wall of the inner barrel (1), grooves are formed in the side walls of the two sliders (5) opposite to one side, movable blocks (6) are arranged in the two grooves, and the side walls of the movable blocks (6) are fixedly connected with the groove bottoms of the grooves through springs (16), two first bar holes have been seted up to the equal symmetry of lateral wall of movable block (6), and two first bar downtheholes all are equipped with fixed block (7), the both ends of fixed block (7) set up with the both sides wall fixed connection of recess respectively, two the lateral wall of spout all seted up with movable block (6) assorted constant head tank, and two constant head tanks all are close to inner tube (1) opening one side and set up, two all be equipped with actuating mechanism in the constant head tank.

2. The stable pen type small push rod according to claim 1, wherein each driving mechanism includes a pressing rod (8), a positioning block (9) and a pressing plate (10), a positioning hole matched with the pressing rod (8) is formed in a side wall of each positioning groove, two ends of the pressing rod (8) pass through the positioning hole and extend outwards, one end of the pressing rod (8) far away from the push rod (4) is fixedly connected with a side wall of the pressing plate (10), a second strip-shaped hole matched with the positioning block (9) is formed in a side wall of the pressing rod (8), and two ends of the positioning block (9) are fixedly connected with two side walls of the positioning hole respectively.

3. The pen type small push rod with good stability according to claim 2, characterized in that magnets (11) are fixedly embedded in the side walls of the two opposite sides of the pressing plates (10), and iron blocks (12) matched with the two magnets (11) are symmetrically and fixedly embedded in the outer wall of the inner cylinder (1).

4. The pen type small push rod with good stability according to claim 2, wherein rubber gaskets (15) are fixedly arranged on the side walls of the two press plates (10) opposite to each other, and anti-skid lines are arranged on the surfaces of the rubber gaskets (15).

5. The pen type small push rod with good stability according to claim 1, characterized in that the bottom of the inner barrel (1) and the top of the push rod (4) are fixedly connected with a connecting ring (14).

6. The pen type small push rod with good stability according to claim 1, characterized in that the bottom of the threaded rod (3) is rotatably connected with the inner wall of the inner barrel (1) through a bearing.

7. The pen type small push rod with good stability according to claim 1, characterized in that the side walls of the two movable blocks (6) opposite to each other are provided with arc-shaped grooves, and the arc-shaped grooves are movably connected with balls (13).