CN218633583U - Compact linear driving structure - Google Patents

Abstract

A compact linear driving structure comprises a lower shell bracket, a motor, a driving component and a linear pushing component; the lower shell support is provided with an end clamp at a position close to the fixed end of the linear pushing assembly, and the guide groove is used for controlling the moving direction of the linear pushing assembly so that the linear pushing assembly moves along the direction of the guide groove; the motor is arranged and fixed on the lower shell bracket, and a power output shaft of the motor is connected with the driving assembly; the driving component is used for driving the linear pushing component to act; the fixed end and the end clamp of the linear pushing assembly are connected through a connecting shaft, the linear pushing assembly is close to the edge of the lower shell support and arranged around the edge of the lower shell support, and the linear pushing assembly comprises a plurality of pushing clamps and clamp connecting shafts used for connecting two adjacent pushing clamps. The linear driving structure occupies small space, and can realize linear driving of a driven part with large movement amount in a narrow space.

Description

Compact linear driving structure

Technical Field

The utility model belongs to the technical field of automotive interior spare, concretely relates to linear drive structure of compact.

Background

The linear driver is also called as an electric push rod, the main structure of the linear driver comprises a driving motor, a transmission worm, a worm wheel, a screw rod and a nut, the working principle is that the driving motor drives the transmission worm to rotate, the transmission worm is meshed with the worm wheel to drive the worm wheel to rotate, the worm wheel rotates to drive the screw rod to rotate, the screw rod rotates to drive the nut to axially move, and the nut is connected with a driven piece to realize the telescopic movement of the driven piece. The linear driver of this kind of structure is directly proportional by the flexible displacement volume of driving piece and the volume of linear driver, when the great flexible displacement volume of needs, needs the length of corresponding increase lead screw, leads to the volume increase of linear driver, and occupation space is big, consequently can't realize the control of the big flexible volume in narrow and small space, and application range is restricted.

SUMMERY OF THE UTILITY MODEL

In view of the above technical problem, an object of the present invention is to provide a compact linear driving structure, which is compact in installation, occupies a small space, can be installed and used in a narrow space, and realizes the linear driving of the driven member with a large movement amount.

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

a compact linear driving structure comprises a lower shell bracket, a motor, a driving component and a linear pushing component; the linear pushing assembly is arranged on the lower shell support, and the linear pushing assembly is arranged on the lower shell support; the motor is fixedly arranged on the lower shell bracket, and a power output shaft of the motor is connected with the driving assembly; the driving component is used for driving the linear pushing component to act; the utility model discloses a push away the clamp, including push away the clamp main part, first spacing lock, second spacing lock, push away the clamp main part and include first connecting portion, second connecting portion, all set up the shaft hole on first connecting portion, the second connecting portion, first connecting portion and second connecting portion are in the dislocation set of horizontal direction, and the top surface of first connecting portion is less than the top surface of second connecting portion, be provided with on the lateral wall of first connecting portion with first connecting portion vertically first spacing lock, be provided with on the lateral wall of second connecting portion with the second connecting portion at the spacing lock of the second of same horizontal plane, when two adjacent push away press from both sides and connect, the second connecting portion that one of them pushed away the clamp set up on the first connecting portion that another pushed away the clamp, connect through the clamp connecting axle.

Preferably, the linear driving structure of the utility model further comprises an upper shell support, the upper shell support and the lower shell support are fixedly connected through a connecting pin sleeved with a cushion cover, and the connecting pin passes through the lower shell support and then fixes the lower shell support on the connecting pin; an avoidance hole is processed on the upper shell support at a position opposite to the driving assembly, a motor support is mounted on the upper shell support at a position close to the motor, and the motor support is used for separating the linear pushing assembly from the motor and protecting the motor so as to prevent the linear pushing assembly from interfering with the motor; the motor support is also provided with a baffle plate at a position close to the outlet of the linear pushing assembly, and the moving direction of the linear pushing assembly is further limited by the baffle plate.

As the optimization of the utility model, the driving component comprises a driving wheel, a belt, a driven wheel and a driving gear; the driving wheel is connected with a power output shaft of the motor, the driving wheel is connected with the driven wheel through a belt, the driving gear is mounted on the driven wheel and rotates coaxially with the driven wheel, a groove is machined in each tooth of the driving gear, and the grooves are used for fixing the clamp connecting shaft to drive the linear pushing assembly.

As a preferred aspect of the present invention, the end clip is fixed to the lower housing bracket by a fixing rod.

The beneficial effects of the utility model are as follows:

(1) The utility model provides a linear drive structure installs compactly, and occupation space is little, can install in narrow and small space and use, realizes the linear drive to driven piece.

(2) The utility model provides a linear promotion subassembly makes to push away the clamp only rotatory in a direction through the special design to pushing away the clamp structure, locks when pushing away the spacing lock of second on the second connecting portion of clamp and the first spacing lock contact on the first connecting portion, makes to push away to press from both sides and is the straight line and arrange, realizes linear drive.

(3) The utility model discloses a baffle on guide way on lower shell support and last shell support controls the removal that pushes away the clamp, guarantees to push away to press from both sides and carry according to setting for the direction.

(4) The utility model discloses a motor support is installed at the position that is close to the motor on last shell support, and motor support can separate linear promotion subassembly and motor, protects the motor to linear promotion subassembly interference motor.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the linear driving structure of the present invention;

fig. 2 is an installation schematic diagram of the internal structure of the linear driving structure of the present invention;

fig. 3 is a schematic view of the driving assembly of the present invention mounted on the lower housing bracket;

fig. 4 is a schematic view of the drive gear driving linear pushing assembly of the present invention;

fig. 5 is a schematic view of the lower housing bracket of the present invention;

fig. 6 is a schematic view of the upper housing bracket of the present invention;

FIG. 7 is a schematic view of the connection between the end clip and the push clip of the present invention;

fig. 8 is a schematic view of the push clamp of the present invention.

Wherein the reference numerals are: the device comprises a lower shell support 1, an upper shell support 2, a motor 3, a driving component 4, a linear pushing component 5, an end clamp 6, a fixing rod 7, a cushion cover 8, a connecting pin 9, a baffle plate 10, a guide groove 101, an avoiding hole 201, a motor support 202, a driving wheel 41, a belt 42, a driven wheel 43, a driving gear 44, a pushing clamp 51, a clamp connecting shaft 52, a groove 441, a first limiting lock 511, a second limiting lock 512, a first connecting part 513 and a second connecting part 514.

Detailed Description

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

In the description of the present application, it should be noted that the terms "in", "under", and the like indicate the orientation or positional relationship: the references to orientations and positional relationships illustrated in the figures, or to the orientations and positional relationships in which the article of manufacture of the present application is conventionally positioned during use, are intended to facilitate the description and the simplified description and are not intended to indicate or imply that the referenced devices or elements must be in a particular orientation, constructed and operated in a particular orientation and are in no way to be construed as limiting the present application. Furthermore, the terms "first," "second," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is also to be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in this application will be understood to be a specific case for those of ordinary skill in the art.

Referring to fig. 1 to 8, the compact linear driving structure provided in this embodiment includes a lower housing bracket 1, an upper housing bracket 2, a motor 3, a driving assembly 4, and a linear pushing assembly 5; a guide groove 101 is formed in the lower shell support 1 at a position close to the movable end of the linear pushing assembly 5, an end clamp 6 is mounted on the lower shell support 1 at a position close to the fixed end of the linear pushing assembly 5, and the guide groove 101 is used for controlling the moving direction of the linear pushing assembly 5 so that the linear pushing assembly 5 moves along the direction of the guide groove 101; the end clamp 6 is fixedly arranged on the lower shell bracket 1 through a fixed rod 7;

the upper shell support 2 and the lower shell support 1 are fixedly connected through a connecting pin 9 sleeved with a cushion sleeve 8, and the lower shell support 1 and the upper shell support 2 are fixed on the connecting pin 1 after two ends of the connecting pin 9 penetrate through the lower shell support 1 and the upper shell support 2; an avoidance hole 201 is processed on the upper shell bracket 2 at a position opposite to the driving component 4; a motor bracket 202 is mounted on the upper housing bracket 2 at a position close to the motor 3, and the motor bracket 202 is used for separating the linear pushing assembly 5 from the motor 3 and protecting the motor 3 so as to prevent the linear pushing assembly 5 from interfering with the motor; the upper shell bracket 2 is also provided with a baffle plate 10 at a position close to the outlet of the linear pushing assembly 5, and the moving direction of the linear pushing assembly 5 is further limited by the baffle plate 10;

the motor 3 is fixedly arranged on the lower shell bracket 2, and a power output shaft of the motor 3 is connected with the driving component 4;

the driving component 4 is used for driving the linear pushing component 5 to act;

the fixed end of the linear pushing assembly 5 is connected with the end clamp 6 through a connecting shaft, the linear pushing assembly 5 is close to the edge of the lower shell support and is arranged around the edge of the lower shell support, the linear pushing assembly 5 comprises a plurality of pushing clamps 51 and a clamp connecting shaft 52 used for connecting two adjacent pushing clamps, each pushing clamp 51 comprises a pushing clamp main body, a first limiting lock 511 and a second limiting lock 512, each pushing clamp main body comprises a first connecting part 513 and a second connecting part 514, shaft holes are formed in the first connecting part 513 and the second connecting part 514, the first connecting part 513 and the second connecting part 514 are arranged in a staggered mode in the horizontal direction, the top surface of the first connecting part 513 is lower than that of the second connecting part 514, a first limiting lock 511 perpendicular to the first connecting part is arranged on the outer side wall of the first connecting part 513, a second limiting lock 512 which is on the same horizontal plane with the second connecting part is arranged on the outer side wall of the second connecting part 514, when two adjacent pushing clamps are connected, the second connecting part 514 of one pushing clamp is arranged on the first connecting part of the other pushing clamp, the first connecting shaft 513 is connected with the second limiting lock 512 in the same horizontal direction, and only when the first limiting lock 512 is in the other pushing clamp rotating direction, the first limiting lock 511 is arranged on the other pushing clamp connecting part, and the first connecting part 512.

Further, the driving assembly 4 includes a driving wheel 41, a belt 42, a driven wheel 43, and a driving gear 44; the driving wheel 41 is connected with a power output shaft of the motor 3, the driving wheel 41 is connected with the driven wheel 43 through a belt 42, the driving gear 44 is mounted on the driven wheel 43 and rotates coaxially with the driven wheel, a groove 441 is formed in each tooth of the driving gear 44, and the grooves 441 are used for fixing the clip connecting shaft 52 to drive the linear pushing assembly 5.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention, and all should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (4)

1. A compact linear driving structure is characterized by comprising a lower shell bracket, a motor, a driving assembly and a linear pushing assembly; the linear pushing assembly is arranged on the lower shell support, the lower shell support is provided with a linear pushing assembly, the linear pushing assembly is arranged on the lower shell support, and the linear pushing assembly is arranged on the lower shell support; the motor is fixedly arranged on the lower shell bracket, and a power output shaft of the motor is connected with the driving assembly; the driving component is used for driving the linear pushing component to act; the utility model discloses a push away the clamp, including push away the clamp main part, first spacing lock, second spacing lock, push away the clamp main part and include first connecting portion, second connecting portion, all set up the shaft hole on first connecting portion, the second connecting portion, first connecting portion and second connecting portion are in the horizontal direction dislocation set, and the top surface of first connecting portion is less than the top surface of second connecting portion, be provided with on the lateral wall of first connecting portion with first connecting portion vertically first spacing lock, be provided with on the lateral wall of second connecting portion with the second connecting portion at the spacing lock of the second of same horizontal plane, when two adjacent push away press from both sides and connect, one of them pushes away the second connecting portion of clamp and sets up on another push away the first connecting portion of clamp, connects through the clamp connecting axle.

2. The compact linear driving structure of claim 1, further comprising an upper housing bracket, wherein the upper housing bracket is fixedly connected to the lower housing bracket by a connecting pin having a cushion cover, and the connecting pin passes through the lower housing bracket and then fixes the lower housing bracket to the connecting pin; an avoidance hole is processed on the upper shell support at a position opposite to the driving assembly, a motor support is mounted on the upper shell support at a position close to the motor, and the motor support is used for separating the linear pushing assembly from the motor and protecting the motor so as to prevent the linear pushing assembly from interfering with the motor; the motor bracket is also provided with a baffle plate at a position close to the outlet of the linear pushing assembly, and the moving direction of the linear pushing assembly is further limited by the baffle plate.

3. The compact linear drive arrangement of claim 1, wherein the drive assembly includes a drive wheel, a belt, a driven wheel, a drive gear; the driving wheel is connected with a power output shaft of the motor, the driving wheel is connected with the driven wheel through a belt, the driving gear is mounted on the driven wheel and rotates coaxially with the driven wheel, a groove is machined in each tooth of the driving gear, and the grooves are used for fixing the clamp connecting shaft to drive the linear pushing assembly.

4. The compact linear drive of claim 1, wherein the end clamps are mounted and secured to the lower housing bracket by a securing rod.

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