CN219339422U - Base structure capable of manually controlling driving shaft - Google Patents

Abstract

The utility model discloses a base structure capable of manually controlling a driving shaft, which specifically comprises the following components: the base body, at least one group of driving components and at least one group of manual control components are arranged through the base body; the drive assembly includes: the first mounting piece is connected with the base body; a first power take-off mounted on the first mounting member, including a drive shaft; one end of the driving shaft is provided with a first connecting piece; the manual control assembly includes: the second mounting piece is connected with the base body; the rotating rod is installed through the second installation piece, and one end of the rotating rod is provided with a second connection piece which is used for connecting the first connection piece, so that the driving shaft can be driven to rotate together by manually rotating the rotating rod under the connection state of the first connection piece and the second connection piece. According to the scheme provided by the embodiment of the utility model, the scheme of manually controlling the driving shaft is provided, and the locking state of the driving shaft can be released by manually controlling the driving shaft when the mechanical control of the driving shaft fails.

Description

Base structure capable of manually controlling driving shaft

Technical Field

The utility model relates to the technical field of drive shaft control, in particular to a base structure capable of manually controlling a drive shaft.

Background

The base structure of the mobile equipment plays roles in supporting, moving and stabilizing the mobile equipment, and in order to realize mechanical control of the mobile equipment, a power output structure is arranged on the base structure, and a power generating piece such as a motor and the like controls a driving shaft to rotate so as to realize mechanical control.

However, since the mechanical control may cause the state of the drive shaft to be locked due to a motor failure, and if the state of the drive shaft is locked and cannot be unlocked in an emergency, a safety accident is likely to occur, and it is desirable to be able to propose a solution that can release the locked state of the drive shaft by manually controlling the drive shaft when the mechanical control fails.

Disclosure of Invention

In view of the foregoing, the present utility model provides a base structure capable of manually controlling a driving shaft, which overcomes the foregoing problems or at least partially solves the foregoing problems, and the technical solutions are as follows:

a base structure capable of manually controlling a drive shaft, comprising a base body and at least one set of drive components and at least one set of manual control components mounted through the base body;

the drive assembly includes:

the first mounting piece is connected with the base body;

a first power take-off mounted on the first mount member, including the drive shaft; a first connecting piece is arranged at one end of the driving shaft;

the manual control assembly includes:

the second mounting piece is connected with the base body;

the rotating rod is installed through the second installation piece, one end of the rotating rod is provided with a second connection piece, and the second connection piece is used for being connected with the first connection piece, so that the rotating rod can drive the driving shaft to rotate together through manual rotation under the connection state of the first connection piece and the second connection piece.

The above structure, optionally, the second mounting member includes:

the cylindrical shell is perpendicular to the base body, and the rotating rod penetrates through the cylindrical shell.

With the above structure, optionally, the rotating rod is fixedly installed in the cylindrical shell, and the first connecting piece and the second connecting piece are always connected.

In the above structure, optionally, the rotating rod is provided with a protrusion, and the second connecting piece is arranged on one side of the rotating rod passing through the bottom surface of the cylindrical shell;

the second mount further includes:

the elastic piece is arranged in the cylindrical shell, one end of the elastic piece is connected with the bottom surface of the cylindrical shell, and the other end of the elastic piece is connected with the protrusion of the rotating rod;

applying pressure to the side of the rotating rod, on which the second connecting piece is not arranged, so that the elastic piece is compressed, and moving the second connecting piece to the direction close to the first connecting piece until the second connecting piece is connected with the first connecting piece; and after the pressure is removed, the elastic piece is deformed and restored to drive the second connecting piece to move and break away from the connection with the first connecting piece.

With the above structure, optionally, the second mounting member further includes a bearing disposed in the cylindrical housing for mounting the rotating lever.

With the above structure, optionally, the first power output member is disposed below the base body, and the driving shaft is perpendicular to the base body.

With the above structure, optionally, the cylindrical housing and the base body are mounted by a first connecting screw.

In the above structure, optionally, the bearing and the cylindrical housing are mounted by a second connecting screw.

The above structure, optionally, the first power output piece includes a first servo motor, a first speed reducer and a second synchronous belt, the first servo motor and the first speed reducer are installed on the first installation piece, an output shaft of the first servo motor is connected with an input shaft of the first speed reducer through the second synchronous belt, and an output shaft of the first speed reducer is used as a driving shaft of the first power output piece.

In the above structure, optionally, the elastic member is a spring.

Compared with the prior art, the utility model has the following advantages: according to the scheme provided by the embodiment of the utility model, the scheme of manually controlling the driving shaft is provided, so that the locking state of the driving shaft can be released by manually controlling the driving shaft when the mechanical control of the driving shaft fails, the timeliness and the accuracy of the mechanical control are maintained, and the problem that the driving shaft cannot be manually unlocked when the mechanical control fails can be solved.

The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the utility model. Also, like reference numerals are used to designate like parts throughout the figures. In the drawings:

fig. 1 is a schematic structural view of a base structure capable of manually controlling a driving shaft according to an embodiment of the present utility model;

fig. 2 is a schematic structural view of a manual control assembly in a base structure capable of manually controlling a driving shaft according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a manual control assembly in a base structure capable of manually controlling a driving shaft according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a manual control assembly in a base structure capable of manually controlling a driving shaft according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a driving assembly in a base structure capable of manually controlling a driving shaft according to an embodiment of the present utility model;

fig. 6 is a schematic view of a driving assembly in a base structure capable of manually controlling a driving shaft according to an embodiment of the present utility model.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

Referring to fig. 1, a schematic structural diagram of a base structure capable of manually controlling a driving shaft according to an embodiment of the present utility model is shown, and the structure shown in fig. 1 is a feasible implementation scheme of the base structure provided by the embodiment of the present utility model, where the base structure of a mobile device specifically includes a base body 1, and at least one set of driving assemblies 3 and at least one set of manual control assemblies 5 installed through the base body 1.

The drive assembly 3 comprises: a first mounting member connected to the base body 1; a first power take-off mounted on the first mount member, including the drive shaft; one end of the driving shaft is provided with a first connecting piece.

The manual control assembly includes: a second mounting member connected to the base body 1; the rotating rod is installed through the second installation piece, one end of the rotating rod is provided with a second connection piece, and the second connection piece is used for being connected with the first connection piece, so that the rotating rod can drive the driving shaft to rotate together through manual rotation under the connection state of the first connection piece and the second connection piece.

In the structure provided by the embodiment of the utility model, optionally, the second mounting member includes a cylindrical housing, the cylindrical housing is mounted perpendicular to the base body 1, and the rotating rod penetrates through the cylindrical housing. The rotating rod can be fixedly arranged or movably arranged in the cylindrical shell, when the rotating rod is fixedly arranged in the cylindrical shell, the first connecting piece and the second connecting piece can be always connected, and when manual control is not needed, the rotating rod can move along with the driving shaft due to the fact that the first connecting piece is always connected with the second connecting piece; when the rotating rod is movably installed in the cylindrical shell, the connection between the first connecting piece and the second connecting piece can be released when manual control is not needed, and the first connecting piece and the second connecting piece are connected when manual control is needed, so that the rotating rod cannot move along with the driving shaft when manual control is not needed.

Referring to fig. 2, a schematic structural diagram of a manual control assembly in a base structure capable of manually controlling a driving shaft according to an embodiment of the present utility model is shown; the rotating rod 521 is optionally fixedly mounted in the cylindrical housing 51 in this embodiment, and the first connecting member remains connected to the second connecting member at all times.

Referring to fig. 3, another schematic structural diagram of a manual control assembly in a base structure capable of manually controlling a driving shaft according to an embodiment of the present utility model is shown; in this embodiment, the rotating rod 521 is optionally movably mounted in the cylindrical housing 51, the rotating rod 521 is provided with a protrusion 41, and the second connecting member 53 is disposed on a side of the rotating rod 521 passing through the bottom surface of the cylindrical housing 51; the second mount further includes: an elastic member 42 disposed in the cylindrical housing 51, wherein one end of the elastic member 42 is connected to the bottom surface of the cylindrical housing 51, and the other end is connected to the protrusion 41 of the rotating lever; applying pressure to a side of the rotating rod 521 where the second link 53 is not provided so that the elastic member 42 is compressed, the second link 53 is moved in a direction approaching the first link until being connected with the first link; after the pressure is removed, the elastic member 42 is deformed and restored to drive the second connecting member 53 to move and disengage from the first connecting member. The elastic member 42 may be a spring.

Further, the second mounting member further includes a bearing 43, and the bearing 43 is disposed in the cylindrical housing 51 for mounting the rotating lever 521. The cylindrical shell 51 and the base body 1 can be mounted by a first connecting screw 55; the bearing 43 is mounted with the cylindrical housing 51 by a second connecting screw 44.

Further, since the cylindrical housing 51 is installed perpendicular to the base body 1, the rotation shaft 521 penetrates through the cylindrical housing 51, and thus the rotation shaft 521 is disposed perpendicular to the base body 1, and the rotation shaft 521 is disposed coaxially with a driving shaft, optionally the first power output member is disposed below the base body, and the driving shaft is also disposed perpendicular to the base body 1.

According to the structure provided by the embodiment of the utility model, the first power output piece can realize power output through the motor, and the driving shaft can be selected as an output shaft of the motor or an output shaft of other devices matched with the motor, such as a speed reducer. In this embodiment, optionally, the first power output member includes a first servo motor, a first speed reducer and a second synchronous belt, the first servo motor and the first speed reducer are installed on the first installation member, an output shaft of the first servo motor is connected with an input shaft of the first speed reducer through the second synchronous belt, and an output shaft of the first speed reducer is used as a driving shaft of the first power output member.

The structure provided by the embodiment of the utility model is optional, the base structure can be also provided with structures such as wheels, parking pieces and the like, the driving component can be used for driving the wheels, the parking pieces and the like to move, the driving component is used for driving the parking pieces, and the manual control component is used for manually controlling the parking state for illustration.

At least one group of parking components can be arranged on the base body 1, and mechanical parking control is realized through the at least one group of parking components. For stabilizing the base body 1, the setting positions and the number of the parking components can be selected, and the setting positions and the number of the parking components can be selected according to the shape of the base body 1; if the shape of the base body 1 is rectangular, a group of parking components can be arranged at four corners of the rectangular base body 1, so that parking stability is realized.

Referring to fig. 5 and 6, a schematic perspective view and a schematic plan view of a parking assembly with a driving assembly in a base structure capable of manually controlling a driving shaft according to an embodiment of the present utility model are shown, respectively; the parking assembly includes a first mounting member 31; the screw rod 382 is installed through the first installation piece 31, a parking foot 381 is arranged at the tail end of the screw rod 382, and the screw rod 382 is optionally arranged vertically to the base body 1; a nut is sleeved on the screw rod 382 and connected through a thread groove arranged on the surface of the screw rod 382, and the nut drives a standing foot 381 at the tail end of the screw rod 382 to move when rotating; a first power take-off member mounted on said first mounting member 31 for selectively driving said nut in rotation. When the first power output member drives the nut to rotate, the screw rod 382 in threaded fit with the nut moves along the rotation axis of the nut, so as to drive the parking leg 381 arranged at the tail end of the screw rod 382 to move.

In the structure provided by the embodiment of the utility model, the first power output part of the selectable drive assembly controls the nut on the screw rod 382 to rotate, the nut rotates to drive the screw rod 382 to move up and down, the nut is controlled to rotate in the corresponding direction to drive the screw rod 382 to move down when the parking is needed, so that at least part of the parking foot 381 is contacted with the ground, and at least part of the weight of the base structure is supported; the nut is not required to rotate in the opposite direction to drive the screw 382 to move upwards when parking, so that the parking foot 381 is separated from the ground. Compared with a parking mode of locking wheels or pedal lifting supporting feet, the parking control device can improve the accuracy and timeliness of parking control through mechanical control.

Optionally, the first power output member includes a first synchronous belt 35, and the output shaft 341 of the first power output member is connected to the nut through the first synchronous belt 35, and optionally, the output shaft 341 of the first power output member is used as a driving shaft, and a first connecting member 342 is disposed at one end of the output shaft 341 of the first power output member. The output shaft 341 of the first power output member rotates, so that the first synchronous belt 35 moves, thereby driving the nut to rotate, and realizing the up-and-down movement of the control screw 382. The first mount 31 may include a sleeve 36, with a screw 382 and nut mounted within the sleeve 36. Alternatively, the first synchronization belt 35 may be directly connected to the nut, or may be indirectly connected to the nut; the sleeve 36 may be provided with a connection disc 37, the first synchronous belt 35 drives the nut to rotate, so as to drive the screw 382 to rotate and move up and down, and the connection disc 37 may be connected with the screw 382 and rotate along with the screw 382.

Optionally, the first power output member further includes a first servo motor 32, a first speed reducer 34, and a second synchronous belt 33, where the first servo motor 32 and the first speed reducer 34 are installed on the first installation member 31, and an output shaft of the first servo motor 32 is connected to an input shaft of the first speed reducer 34 through the second synchronous belt 33, and further, optionally, the output shaft of the first speed reducer 34 is used as an output shaft 341 of the first power output member. The first servo motor 32 outputs torque, and drives the nut to rotate through the first speed reducer 34 and the synchronous belt, so as to drive the screw rod 382 to move up and down, and the parking foot 381 is supported on the ground to play a role of braking. By generating a control signal to the first servo motor 32, accurate and timely mechanical control of parking is achieved; the first servo motor 32, the first speed reducer 34, the first synchronous belt 35 and the second synchronous belt 33 jointly form a three-stage speed reducing mechanism, and the speed reducing ratio can be adjusted to adapt to different use requirements.

For convenience of operation, if the structure on the base body 1 is configured to allow the rotation rod 521 to extend to a longer portion above the base body 1, the rotation rod 521 may extend out of the base body 1, optionally the second connecting member 53 may be controllably connected to the first connecting member 342, the second connecting member 53 may be connected to the first connecting member 342 when manual control is required, and the connection between the second connecting member 53 and the first connecting member 342 may be released when manual control is not required. Referring to FIG. 3, a schematic diagram of a manual control assembly is shown when the manual control assembly is configured to controllably connect the second connector 53 to the first connector 342; fig. 4 is a cross-sectional view of the structure of fig. 3. In this structure, the rotating rod is movably mounted in the cylindrical housing, when manual control is not needed, the rotating rod 521 extends out of the base body 1, and when manual control is needed, the rotating rod 521 is pressed down in a direction approaching to the base body 1, so that the second connecting piece 53 on the rotating rod 521 also moves along until being connected with the first connecting piece.

Referring to fig. 3 and 4, in the manual control assembly, the first mounting member includes: a cylindrical housing 51 installed perpendicular to the base body 1, the rotation shaft 521 penetrating through the cylindrical housing 51, the rotation shaft 521 being provided with a protrusion 41, the second connection member 53 being provided at a side of the rotation shaft 521 penetrating through a bottom surface of the cylindrical housing 51; a bearing 43 provided in the cylindrical housing 51 for mounting the rotation shaft 521; an elastic member 42 provided in the cylindrical housing 51, having one end connected to the bottom surface of the cylindrical housing 51 and the other end connected to the projection 41 of the rotation shaft.

In the device provided by the embodiment of the utility model, the cylindrical shell 51 is arranged in the direction vertical to the base body 1, the rotating shaft 521 is arranged on the cylindrical shell 51 and penetrates through the cylindrical shell 51, the end of the rotating shaft 521 on the lower side of the base body 1 is provided with the second connecting piece 53 for controllably connecting with the first connecting piece 342, the end of the rotating shaft 521 on the upper side of the base body 1 is optionally provided with the external connection port 522, and the control port is provided when manual control is needed and can be used for connecting with devices such as a spanner. The pressing force is applied to the external connection port 522, so that the whole rotation shaft 521 moves downwards, the second connecting piece 53 arranged below the rotation shaft 521 can be arranged above the first connecting piece 342 without contacting with the first connecting piece 342, and when the rotation shaft 521 moves downwards, the second connecting piece 53 is driven to move downwards until being connected with the first connecting piece 342. Due to the protrusion 41 of the rotation shaft 521, the elastic member 42 is compressed when the rotation shaft 521 moves downward, and when the pressing force at the external connection port 522 is removed, the elastic member 42 is deformed and recovered, driving the rotation shaft 521 to move upward, so that the second connection member 53 disposed below the rotation shaft 521 also moves upward and is disconnected from the first connection member 342.

Alternatively, a connection plate 54 may be provided on the cylindrical housing 51, the connection plate 54 being mounted to the base body 1 by a first connection screw 55; the bearing 43 is also mounted to the cylindrical housing 51 by a second attachment screw 44.

However, other components are usually disposed on the base body 1, if the rotating rod 521 extends out of the base body 1, which may affect the disposition of the other components, so that the rotating rod 521 may not extend out of the base body 1 or only extend out for a short length, and referring to the structure of fixing the rotating rod in the cylindrical housing as shown in fig. 3, the first connecting member 342 and the second connecting member 53 may be always connected, for example, the second connecting member 53 may be always sleeved on the first connecting member 342, and the rotating rod 521 may also follow rotation when the output shaft 31 of the first power output member is driven to rotate by the first servo motor 32.

According to the structure provided by the embodiment of the utility model, the first connecting piece 342 is connected with the second connecting piece 53, so that the manual control assembly is assembled on the output shaft 31 of the first power output piece, namely the driving shaft, the second connecting piece 53 is arranged on the rotating rod 521 and rotates along with the rotating rod 521, the output shaft 31 of the first power output piece also rotates along with the rotating rod 521 after the first connecting piece 342 is connected with the second connecting piece 53, and the output shaft 31 of the first power output piece, namely the driving shaft, drives the nut to rotate through the first synchronous belt 35, so that the manual control on the upward movement or downward movement of the screw rod 382 is realized. When a special condition occurs, such as a failure of first servo motor 32, manual control screw 382 may be moved up or down.

Alternatively, the first connecting member 342 may be configured as a polygonal connecting post, and the second connecting member 53 may be configured as a correspondingly shaped connecting groove, and the second connecting member 53 is engaged with the first connecting member 342, thereby fixedly connecting the rotation rod 521 with the output shaft 31 of the first power output member. Further, the side of the rotating rod 521, on which the second connecting member 53 is not provided, is provided with an external port 522, and the external port 522 may be provided with a polygonal column structure, and a structure such as a wrench may be sleeved in the rotating rod 521 for rotation during manual control.

The base structure provided by the embodiment of the utility model can be arranged on a mobile device, the mobile device comprises a base structure and a device arranged on the base structure, if the device is arranged at the rear end of the base structure, a rear-end manual control assembly 5 with the structure shown in fig. 2 can be arranged at the rear end of the base structure, and the part of the rear-end manual control assembly 5, extending out of the base body 1, of the rotating shaft 521 is shorter or not, so that the device installation is not influenced. There is no installation device at the front end of the base structure, a front-end manual control assembly 5 of the structure shown in fig. 3 and 4 may be provided, and a portion of the front-end manual control assembly 5 where the rotation shaft 521 protrudes from the base body 1 may be provided longer for convenience of operation, see fig. 1.

The foregoing is merely exemplary of the present application and is not intended to limit the present application. Various modifications and changes may be made to the present application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. which are within the spirit and principles of the present application are intended to be included within the scope of the claims of the present application.

Claims (10)

1. A base structure capable of manually controlling a drive shaft, comprising a base body and at least one set of drive components and at least one set of manual control components mounted through the base body;

the drive assembly includes:

the first mounting piece is connected with the base body;

a first power take-off mounted on the first mount member, including the drive shaft; a first connecting piece is arranged at one end of the driving shaft;

the manual control assembly includes:

the second mounting piece is connected with the base body;

the rotating rod is installed through the second installation piece, one end of the rotating rod is provided with a second connection piece, and the second connection piece is used for being connected with the first connection piece, so that the rotating rod can drive the driving shaft to rotate together through manual rotation under the connection state of the first connection piece and the second connection piece.

2. The base structure capable of manually controlling a drive shaft according to claim 1, wherein the second mount comprises:

the cylindrical shell is perpendicular to the base body, and the rotating rod penetrates through the cylindrical shell.

3. The base structure capable of manually controlling a drive shaft according to claim 2, wherein the rotating lever is fixedly installed in the cylindrical housing, and the first connecting member and the second connecting member are always connected.

4. The base structure capable of manually controlling a drive shaft according to claim 2, wherein a protrusion is provided on the rotating lever, and the second connecting member is provided on a side of the rotating lever passing through the bottom surface of the cylindrical housing;

the second mount further includes:

the elastic piece is arranged in the cylindrical shell, one end of the elastic piece is connected with the bottom surface of the cylindrical shell, and the other end of the elastic piece is connected with the protrusion of the rotating rod;

applying pressure to the side of the rotating rod, on which the second connecting piece is not arranged, so that the elastic piece is compressed, and moving the second connecting piece to the direction close to the first connecting piece until the second connecting piece is connected with the first connecting piece; and after the pressure is removed, the elastic piece is deformed and restored to drive the second connecting piece to move and break away from the connection with the first connecting piece.

5. The base structure capable of manually controlling a drive shaft according to claim 2 or 4, wherein the second mounting member further comprises a bearing provided in the cylindrical housing for mounting the rotating lever.

6. The base structure capable of manually controlling a drive shaft according to claim 4, wherein the first power take-off is disposed below the base body and the drive shaft is disposed perpendicular to the base body.

7. The base structure capable of manually controlling a drive shaft according to claim 2, wherein the cylindrical housing and the base body are mounted by a first connecting screw.

8. The base structure capable of manually controlling a drive shaft according to claim 5, wherein the bearing is mounted with the cylindrical housing by a second connecting screw.

9. The base structure capable of manually controlling a drive shaft according to claim 1 or 6, wherein the first power output member includes a first servo motor, a first speed reducer, and a second timing belt, the first servo motor and the first speed reducer are mounted on the first mounting member, an output shaft of the first servo motor is connected to an input shaft of the first speed reducer through the second timing belt, and an output shaft of the first speed reducer serves as a drive shaft of the first power output member.

10. The base structure capable of manually controlling a drive shaft according to claim 4, wherein the elastic member is a spring.

Images