CN218702564U

CN218702564U - Integration heavy load carrier wheelset

Info

Publication number: CN218702564U
Application number: CN202221710164.XU
Authority: CN
Inventors: 李鹭扬; 叶雯莉; 徐恒才
Original assignee: Yangzhou University
Current assignee: Yangzhou University
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2023-03-24
Anticipated expiration: 2032-07-05

Abstract

The utility model discloses an integrated heavy-load carrier wheel set, which comprises a fixed seat and a movable plate, wherein the fixed seat is provided with an installation port, one end of the fixed seat at the lower part of the installation port is hinged with two supports which are arranged at intervals, a wheel is rotatably connected between the two supports, a sliding plate is movably connected in the fixed seat above the wheel, the position of one end of the support, which is far away from the fixed seat, is hinged with the sliding plate, a plurality of elastic parts are arranged above the sliding plate, the upper end of the elastic parts is butted against the upper end of the fixed seat, a plurality of guide posts are arranged on the inner wall of the fixed sleeve, the movable plate can slide up and down along the guide posts, the upper side of the sliding plate is contacted with the lower side of the movable plate, the sliding plate is slidably connected on the movable plate, and the sliding plate can slide left and right along the movable plate; the utility model discloses simple structure, damping performance is good.

Description

Integration heavy load carrier wheelset

Technical Field

The utility model relates to a mobile robot drive wheelset technical field, especially an integration heavy load carrier wheelset.

Background

The driving damping wheel set is used as an essential important part of the mobile robot, whether the mobile robot normally runs or not is directly determined, the driving damping wheel set is an important ring of the whole vehicle design, the driving damping wheel set must have power output and damping functions at the same time, and particularly for heavy-load mobile robots, higher requirements are provided for the functions.

Among the prior art, drive shock attenuation wheelset includes the fixing base, and the articulated shock absorber support's of lower part of fixing base one end rotationally is connected with the wheel on the shock absorber support, and the other end of shock absorber support is connected with a plurality of elastic components, and the upper end and the fixing base of elastic component are connected, and the shock attenuation in-process, shock absorber support drive elastic component rotate, and the elastic component produces vertical and horizontal displacement, and the elastic component damages easily.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or the problems existing in the conventional reduction gear set of the mobile robot.

Therefore, the utility model aims at providing an integration heavy load carrier wheelset, its simple structure, the shock attenuation process is more reliable.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides an integration heavy load carrier wheelset, includes fixing base and movable plate, the installing port has on the fixing base, the fixing base one end of installing port lower part articulates there is the support that two intervals set up, rotationally is connected with the wheel between two supports, swing joint has the slide in the fixing base of wheel top, and the support is kept away from fixing base one end position and slide articulated, a plurality of elastic components of having arranged in the slide top, the upper end of elastic component is contradicted in the upper end of fixing base, a plurality of guide posts of having arranged on the fixed cover inner wall, the movable plate can slide from top to bottom along a plurality of guide posts, slide slidable ground is connected on the movable plate.

When the wheel meets an obstacle, the obstacle pushes the wheel to move upwards, the bracket rotates upwards around one end of the fixed seat, the bracket drives the sliding plate to move upwards, the sliding plate slides in the left-right direction along the moving plate, meanwhile, the sliding plate pushes the moving plate to slide upwards, the elastic element is compressed, when the wheel leaves the obstacle, the moving plate moves downwards under the action of the elastic element, the moving plate drives the sliding plate to move downwards, meanwhile, the sliding plate horizontally slides in the opposite direction of the moving plate, the sliding plate drives the bracket to rotate downwards to reset, the wheel resets, and the shock absorption performance of the wheel passing the obstacle is improved; the utility model discloses simple structure, the movable plate only produces vertical displacement, and the movable plate drives the elastic component and reciprocates, and the elastic component also only produces vertical displacement, and the elastic component work is more reliable.

In order to further improve the reliability of the sliding plate in sliding left and right, a plurality of rotatable rollers are arranged on the upper side of the sliding plate, the tops of the rollers are in contact with the lower side of the moving plate, and the rollers can roll along the lower side of the moving plate; in this design, when meetting the barrier and pushing up the wheel and shift up, the wheel drives the slide and moves up and the slide slides along the movable plate side to side simultaneously, and the slide upside can not direct and movable plate downside contact, but through rotatable roller and movable plate downside contact, improves the smooth and easy nature of slide side to side slip.

In order to further facilitate the sliding connection between the sliding plate and the moving plate, the moving plate is provided with a sliding opening, the moving plate is connected with a connecting plate through the sliding opening in a sliding manner, a sliding connecting part is fixed on the upper side of the center of the sliding plate in the front-rear direction, the sliding connecting part extends upwards into the sliding opening, and the connecting plate is fixedly connected to the upper side of the sliding connecting part; in the design, a plurality of rotatable rollers are respectively arranged on the movable plates at the front side and the rear side of the sliding connection part.

In order to further improve the reliability of the sliding plate in sliding left and right, the movable plates on the front side and the rear side of the sliding opening are respectively provided with a first limiting step, the lower side of the connecting plate is in contact with the upper side of the first limiting step, and the upper side of the first limiting step is lower than the height of the upper side of the movable plate.

As a further improvement, the fixing base upper end is connected with the fixed plate, the fixed plate just covers the upper end of installing the mouth, and fixed plate fixed connection is at the guide post upside, the upper end of elastic component is contradicted at the fixed plate downside.

In order to further realize the automatic rotation of the wheels, the outer side of the bracket at the outer end is fixedly connected with a driving motor, and the driving motor is in transmission connection with the wheels; in the design, the transmission connection structure between the driving motor and the wheel is the prior art, and the driving motor drives the wheel to rotate when acting.

As a further improvement of the utility model, the inner side of one end of the lower part of the fixing seat is fixed with two pairs of first connecting lugs, one end of the bracket is hinged with the corresponding pair of first connecting lugs.

As a further improvement of the utility model, the slide downside is fixed with two pairs of second engaging lugs, the other end of support is articulated with a pair of second engaging lug that corresponds.

As a further improvement of the utility model, a plurality of limiting steps two which are arranged at the same height and used for limiting the moving plate to move down are arranged in the fixing seat.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a front view of the present invention.

Fig. 2 is a three-dimensional structure diagram of the present invention.

Fig. 3 is a top view of the present invention.

Fig. 4 isbase:Sub>A view frombase:Sub>A-base:Sub>A in fig. 3.

Fig. 5 is an explosion structure diagram of the present invention.

Fig. 6 is a three-dimensional structure diagram of the utility model with the fixed plate hidden.

Fig. 7 is a three-dimensional structure diagram of the utility model with the fixing plate and the connecting plate hidden.

In the figure, 1 wheel, 2 driving motors, 3 brackets, 4 fixed seats, 401 mounting openings, 402 first connecting lugs, 403 limiting steps II, 5 sliding plates, 501 second connecting lugs, 502 sliding connecting parts, 6 fixing plates, 7 elastic elements, 8 moving plates, 801 limiting steps I, 802 sliding openings, 803 sliding grooves, 9 guide columns, 10 rollers and 11 connecting plates.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Referring to fig. 1-7, the embodiment provides an integrated heavy-duty carrier wheel set, which is simple and reliable in structure, convenient to install and more reliable in shock absorption.

An integrated heavy-load carrying wheel 1 set comprises a fixed seat 4 and a movable plate 8, wherein the fixed seat 4 is provided with an installation opening 401, one end of the fixed seat 4 at the lower part of the installation opening 401 is hinged with two supports 3 which are arranged at intervals, a wheel 1 is rotatably connected between the two supports 3, a sliding plate 5 is movably connected in the fixed seat 4 above the wheel 1, the position of one end, away from the fixed seat 4, of each support 3 is hinged with the corresponding sliding plate 5, a plurality of elastic pieces 7 are arranged above the corresponding sliding plate 5, the elastic pieces 7 are preferably damping springs, the upper ends of the elastic pieces 7 abut against the upper ends of the fixed seat 4, specifically, the upper end of the fixed seat 4 is connected with a fixed plate 6, the upper side of the fixed plate 6 is not higher than the height of the upper side of the fixed seat 4, the fixed plate 6 just covers the upper end of the installation opening 401, the fixed plate 6 is fixedly connected to the upper side of a guide column 9, and the upper ends of the elastic pieces 7 abut against the lower side of the fixed plate 6; a plurality of guide columns 9 are arranged on the inner wall of the fixed sleeve, the movable plate 8 can slide up and down along the guide columns 9, the upper side of the sliding plate 5 is in contact with the lower side of the movable plate 8, the sliding plate 5 can be slidably connected to the movable plate 8, and the sliding plate 5 can slide left and right along the movable plate 8.

In order to further improve the reliability of the sliding plate 5 left and right, a plurality of rotatable rollers 10 are arranged on the upper side of the sliding plate 5, the tops of the rollers 10 are contacted with the lower side of the moving plate 8, and the rollers 10 can roll along the lower side of the moving plate 8; in this design, when meeting the barrier and pushing up wheel 1 and moving up, wheel 1 drives slide 5 and moves up and slide 5 slides along the movable plate 8 side to side simultaneously, and slide 5 upside can not direct and the movable plate 8 downside contact, but through rotatable roller 10 and the movable plate 8 downside contact, improves slide 5 side to side sliding's smoothness nature.

In order to further facilitate the sliding connection between the sliding plate 5 and the moving plate 8, a sliding opening 802 is formed in the moving plate 8, the moving plate 8 is connected with a connecting plate 11 in a sliding manner through the sliding opening 802, a sliding connecting portion 6502 is fixed on the upper side of the center of the sliding plate 5 in the front-rear direction, a plurality of rotatable rollers 10 are respectively distributed on the moving plate 8 on the front side and the rear side of the sliding connecting portion 6502, the sliding connecting portion 6502 extends upwards into the sliding opening 802, and the connecting plate 11 is fixedly connected to the upper side of the sliding connecting portion 6502; the movable plate 8 at the front side and the rear side of the sliding opening 802 are respectively provided with a first limiting step 801, the lower side of the connecting plate 11 is contacted with the upper side of the first limiting step 801, the upper side of the first limiting step 801 is lower than the height of the upper side of the movable plate 8, the periphery of the first limiting step 801 and the movable plate 8 form a sliding groove 803, the connecting plate 11 can just slide along the sliding groove 803, and the reliability of the sliding plate 5 in the left and right directions is further improved.

In order to further realize the automatic rotation of the wheel 1, the outer side of the bracket 3 at the outer end is fixedly connected with a driving motor 2, and the driving motor 2 is in transmission connection with the wheel 1.

In order to further facilitate the connection between the two ends of the bracket 3 and the fixed base 4 and the movable plate 8, two pairs of first connecting lugs 402 are fixed on the inner side of one end of the lower part of the fixed base 4, one end of the bracket 3 is hinged to the corresponding pair of first connecting lugs 402, two pairs of second connecting lugs 501 are fixed on the lower side of the sliding plate 5, and the other end of the bracket 3 is hinged to the corresponding pair of second connecting lugs 501.

In order to further limit the downward movement distance of the moving plate 8, a plurality of limiting steps 403 which are arranged at the same height and used for limiting the downward movement position of the moving plate 8 are distributed in the fixed seat 4, when the wheel set is lifted upwards, the wheels 1 and all damping parts are prevented from falling down, and the working reliability is improved.

The transmission connection structure between the driving motor 2 and the wheel 1 is the prior art, and the specific connection structure is not given in the embodiment; the upper side of the fixed seat 4 is fixed on a frame of the mobile robot, and a plurality of wheel 1 groups are arranged on the frame, so that the mobile robot can normally run; when the vehicle wheel 1 runs into an obstacle, the obstacle pushes the vehicle wheel 1 to move upwards, the bracket 3 rotates upwards around one end of the fixed seat 4, the bracket 3 drives the sliding plate 5 to move upwards, the sliding plate 5 slides along the movable plate 8 in the left-right direction, the sliding plate 5 pushes the movable plate 8 to slide upwards, the elastic part 7 is compressed, when the vehicle wheel 1 leaves the obstacle, the movable plate 8 moves downwards under the action of the elastic part 7, the movable plate 8 drives the sliding plate 5 to move downwards, the sliding plate 5 horizontally slides along the opposite direction of the movable plate 8, the sliding plate 5 drives the bracket 3 to rotate downwards to reset, the vehicle wheel 1 resets, and the shock absorption performance of the vehicle wheel 1 when the vehicle wheel passes through the obstacle is improved; when the driving motor 2 stops acting, the wheel 1 stops rotating; in the shock absorption process, the movable plate 8 only generates vertical displacement under the action of the guide column 9, the movable plate 8 drives the elastic piece 7 to move up and down, the elastic piece 7 only generates vertical displacement, and the elastic piece 7 works more reliably; when the movable plate 8 is installed, only the sliding connection portion 6502 needs to be inserted into the sliding opening 802, the connecting plate 11 is placed on the upper side of the first limit step 801, the connecting plate 11 is fixedly connected to the upper side of the sliding connection portion 6502 through fixing pieces such as fastening screws, finally, the fixed plate 6 is fixedly connected to the upper side of the guide column 9, the lower side of the fixed plate 6 abuts against the upper end of the elastic part 7, when the elastic part 7 needs to be replaced, only the fixed plate 6 needs to be detached, the movable plate 8 slides upwards, and then the movable plate 8 connected with the elastic parts 7 is replaced, so that the installation is convenient.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides an integration heavy load carrier wheelset, includes fixing base (4), its characterized in that: still include movable plate (8), installing port (401) have on fixing base (4), fixing base (4) one end of installing port (401) lower part articulates there are support (3) that two intervals set up, rotationally is connected with wheel (1) between two support (3), swing joint has slide (5) in fixing base (4) of wheel (1) top, and fixing base (4) one end place position is kept away from in support (3) and slide (5) are articulated, a plurality of elastic component (7) have been arranged to slide (5) top, the upper end of elastic component (7) is contradicted in the upper end of fixing base (4), a plurality of guide post (9) have been arranged to fixing base (4) inner wall, movable plate (8) can slide movable plate about a plurality of guide post (9), slide (5) slidable ground is connected on movable plate (8).

2. The integrated heavy-duty truck wheel set of claim 1, wherein: a plurality of rotatable rollers (10) are arranged on the upper side of the sliding plate (5), the tops of the rollers (10) are in contact with the lower side of the moving plate (8), and the rollers (10) can roll along the lower side of the moving plate (8).

3. The integrated heavy-duty truck wheel set of claim 2, wherein: the improved sliding plate is characterized in that a sliding opening (802) is formed in the moving plate (8), the moving plate (8) is connected with a connecting plate (11) through the sliding opening (802), a sliding connecting portion (502) is fixed on the upper side of the center of the sliding plate (5) in the front-rear direction, the sliding connecting portion (502) extends upwards into the sliding opening (802), and the connecting plate (11) is fixedly connected to the upper side of the sliding connecting portion (502).

4. The integrated heavy-duty truck wheel set of claim 3, wherein: the movable plate (8) on the front side and the rear side of the sliding opening (802) are respectively provided with a first limiting step (801), the lower side of the connecting plate (11) is in contact with the upper side of the first limiting step (801), and the upper side of the first limiting step (801) is lower than the height of the upper side of the movable plate (8).

5. The integrated heavy-duty truck wheel set of any one of claims 1 to 4, wherein: fixing base (4) upper end is connected with fixed plate (6), fixed plate (6) just cover the upper end of installing port (401), and fixed plate (6) fixed connection is at guide post (9) upside, the upper end of elastic component (7) is contradicted at fixed plate (6) downside.

6. The integrated heavy-duty truck wheel set of any one of claims 1 to 4, wherein: the outer side of the support (3) at the outer end is fixedly connected with a driving motor (2), and the driving motor (2) is in transmission connection with the wheel (1).

7. The integrated heavy-duty truck wheel set of any one of claims 1 to 4, wherein: two pairs of first connecting lugs (402) are fixed on the inner side of one end of the lower portion of the fixing seat (4), and one end of the support (3) is hinged to the corresponding pair of first connecting lugs (402).

8. The integrated heavy-duty truck wheel set according to any one of claims 1 to 4, wherein: two pairs of second engaging lugs (501) are fixed to the lower side of the sliding plate (5), and the other end of the support (3) is hinged to the corresponding pair of second engaging lugs (501).

9. The integrated heavy-duty truck wheel set of any one of claims 1 to 4, wherein: and a plurality of second limit steps (403) which are arranged at the same height and used for limiting the downward moving position of the moving plate (8) are distributed in the fixed seat (4).