CN217201859U

CN217201859U - Auxiliary shaft device and lifting equipment

Info

Publication number: CN217201859U
Application number: CN202220607073.7U
Authority: CN
Inventors: 苏柱文; 罗红飞; 蔡新强; 张诗楚
Original assignee: GUANGZHOU GOLRI AUTOMATIC PARKING CO LTD
Current assignee: GUANGZHOU GOLRI AUTOMATIC PARKING CO LTD
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-08-16
Anticipated expiration: 2032-03-18

Abstract

The utility model discloses an assist axle device and jacking equipment relates to pivot equipment technical field, assists the axle device, include: the support comprises a support plate, and the support plate is provided with a support groove for the driving shaft to pass through; the rolling assembly comprises at least two rolling pieces, the rolling pieces are arranged along the edge of the supporting groove, each rolling piece is abutted against the driving shaft, and the central angles of the fan-shaped rolling pieces and the centers of the driving shafts which are adjacent to each other are smaller than 180 degrees. The utility model provides an auxiliary shaft device is provided with the support groove that is used for wearing to establish the drive shaft, and the outer fringe of supporting the groove is provided with the rolling member with the drive shaft butt. During the use, locate the great position of drive shaft bending deformation to the auxiliary shaft device cover, when the drive shaft rotated, the rolling member rotated around self axis under the drive of drive shaft, for the drive shaft provides the support, had optimized the atress condition of drive shaft ingeniously, had effectively reduced unfavorable deformation under the drive shaft load operating mode to improve the stability of drive shaft operation.

Description

Auxiliary shaft device and lifting equipment

Technical Field

The utility model relates to a pivot equipment technical field, in particular to assist axle device and jacking equipment.

Background

The driving shaft part of the existing multilayer lifting and transverse moving type parking equipment is a driving shaft connected to a left winding drum and a right winding drum, wherein the right winding drum is connected with a double-row chain wheel, and the outermost end of the driving shaft is provided with a bearing or two sides of the two winding drums are provided with a bearing respectively. The steel wire rope is wound on the winding drum and is used for connecting the vehicle carrying plate; the double-row chain wheel on the winding drum is connected with the small chain wheel on the lifting motor through the double-row chain. When the motor rotates, the double-row chain drives the winding drum to rotate, so that the steel wire rope is wound into or wound out of the winding drum, and the vehicle carrying plate moves up and down. In the whole process, the driving shaft can be subjected to the forward pulling force of the steel wire rope and the upward pulling force of the lifting motor, and particularly, the driving shaft can be greatly deformed by the impact force at the beginning of lifting and the beginning of in-place lifting, so that the chain is not tensioned enough, and the equipment is not stable in operation.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an auxiliary shaft device can reduce the drive shaft and warp, improve equipment operation's stability.

The utility model discloses still provide a jacking equipment who has above-mentioned supplementary axle device.

The utility model discloses an aspect embodiment assists axle device, include: the support comprises a support plate, and the support plate is provided with a support groove for the driving shaft to pass through; the rolling assembly comprises at least two rolling pieces, the rolling pieces are arranged along the edge of the supporting groove, each rolling piece is abutted against the driving shaft, and the central angles of the fan-shaped rolling pieces and the centers of the driving shafts which are adjacent to each other are smaller than 180 degrees.

In some embodiments, the support groove has a circular arc shape, the rolling members are spaced along an edge of the support groove, and an outer circumference of the rolling member is at least partially located in the support groove in an axial direction of the drive shaft.

In some embodiments, the number of the rolling members is 3, and 3 rolling members are uniformly spaced along the edge of the supporting groove.

In some embodiments, the rolling elements are cam bearings.

In some embodiments, the support plate has a notch that communicates with the support slot.

In some embodiments, the bracket further comprises a side bending plate fixedly installed on the supporting plate, the side bending plate comprises a base plate and a first connecting plate, the base plate is located on one side of the supporting groove, the first connecting plate is connected to one end of the base plate, and the first connecting plate is located on one side of the base plate close to the supporting groove.

In some embodiments, the side bending plate further comprises a second connecting plate, one end of the second connecting plate is connected to the other end of the base plate, and the second connecting plate is located on one side of the base plate close to the supporting groove.

In some embodiments, the bracket further comprises a bottom plate, the support plate is connected to the bottom plate, and the bottom plate is provided with a first mounting hole.

In some embodiments, the bracket further comprises a top plate connected to the support plate, the top plate being provided with a second mounting hole.

In some embodiments, the rolling device further comprises a shaft sleeve, the shaft sleeve is sleeved on the driving shaft, and the shaft sleeve abuts against the rolling member.

The utility model discloses the jacking equipment of on the other hand embodiment has as above supplementary axle device, still includes the drive shaft, the drive shaft is worn to locate support the groove, the rolling member with the outer wall butt of drive shaft.

The utility model discloses elevating gear has following beneficial effect at least: the utility model provides an auxiliary shaft device is provided with the support groove that is used for wearing to establish the drive shaft, and the outer fringe of supporting the groove is provided with the rolling member with the drive shaft butt. During the use, locate the great position of drive shaft bending deformation to the auxiliary shaft device cover, when the drive shaft rotated, the rolling member rotated around self axis under the drive of drive shaft, for the drive shaft provides the support, had optimized the atress condition of drive shaft ingeniously, had effectively reduced unfavorable deformation under the drive shaft load operating mode to improve the stability of drive shaft operation.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The invention will be further described with reference to the following drawings and examples, in which:

fig. 1 is a schematic view of an overall structure of an auxiliary shaft device according to an embodiment of an aspect of the present invention;

fig. 2 is a schematic view illustrating an installation of an auxiliary shaft device in a lifting device according to another embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of FIG. 2;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a partially enlarged schematic view illustrating the auxiliary shaft device and the driving shaft according to an embodiment of the present invention.

Reference numerals:

the auxiliary shaft device comprises a driving shaft 1, a base frame 3, a winding drum 2, a motor 4, a chain 5, a connecting bearing 6, an auxiliary shaft device 10, a supporting plate 11, a supporting groove 111, a notch 112, a side bent plate 12, a base plate 121, a first connecting plate 122, a second connecting plate 123, a bottom plate 13, a first mounting hole 130, a side straight plate 14, a top plate 15, a shaft sleeve 16, a second mounting hole 150 and a rolling piece 21.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means is one or more, a plurality of means is two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Referring to fig. 1 and 5, an embodiment of an aspect of the present invention discloses an auxiliary shaft device 10, where the auxiliary shaft device 10 includes a bracket and a rolling assembly.

Specifically, the bracket comprises a support plate 11, and the support plate 11 is provided with a support groove 111 for the driving shaft 1 to pass through; the rolling assembly comprises at least two rolling members 21, the rolling members 21 are arranged along the edge of the supporting groove 111, each rolling member 21 is abutted against the driving shaft 1, and the central angles of the sectors formed by the adjacent two rolling members 21 and the center of the driving shaft 1 are all smaller than 180 degrees.

It will be understood that each rolling member 21 is able to rotate about its own axis, and that the axis of rotation of each rolling member 21 is parallel to the axis of the drive shaft 1.

The utility model discloses auxiliary shaft device 10 is provided with the support groove 111 that is used for wearing to establish drive shaft 1, and the outer fringe of supporting groove 111 is provided with the rolling piece 21 with drive shaft 1 butt. During the use, locate the great position of drive shaft 1 bending deformation to auxiliary shaft device 10 cover, when drive shaft 1 rotated, rolling member 21 rotated around self axis under the drive of drive shaft 1, provided the support for drive shaft 1 simultaneously, had optimized drive shaft 1's atress condition ingeniously, had effectively reduced the unfavorable deformation under the drive shaft 1 load operating mode to improve the stability of drive shaft 1 operation.

In some embodiments, referring to fig. 1, the support groove 111 is in the shape of a circular arc, and the rolling members 21 are spaced along the edge of the support groove 111, and the outer circumference of the rolling members 21 is at least partially located in the support groove 111 in the axial direction of the drive shaft 1. In other words, the plurality of rolling elements 21 define an inscribed circle having a radius smaller than that of the support groove 111 and matching the radius of the outer wall of the drive shaft 1. When the auxiliary shaft device 10 works, a gap is formed between the driving shaft 1 and the outline of the supporting groove 111, so that the condition that the driving shaft 1 is in contact friction with the supporting groove 111 is avoided, and the effect of protecting the driving shaft 1 is achieved. Furthermore, as can be seen from the illustration, the support groove 111 is a non-closed groove, and the rolling member 21 is disposed along the edge of the support groove 111, and the rolling member 21 can only provide support for one side of the drive shaft 1. Therefore, when the auxiliary shaft device 10 is installed, the auxiliary shaft device 10 should be disposed on the side of the drive shaft 1 where the bending deformation is generated (i.e., the side of the drive shaft 1 where the axis is deviated) in accordance with the force and the bending deformation of the drive shaft 1, so as to limit or reduce the unfavorable deformation of the drive shaft 1.

In the above embodiment, the supporting plate 11 has the notch 112, and the notch 112 is communicated with the supporting groove 111, as shown in fig. 1. The auxiliary shaft device further comprises a side straight plate 14, wherein the side straight plate 14 is connected to one side of the notch 112 and plays a role in fixing the support plate 11. The size of the notch 112 is larger than that of the driving shaft 1, so that the auxiliary shaft device 10 can be directly sleeved on the driving shaft 1 from one side of the driving shaft 1, the condition that the auxiliary shaft device 10 needs to be sleeved from two ends of the driving shaft 1 is avoided, the mounting steps are simplified, and the mounting efficiency is improved.

As an example, the number of the rolling members 21 is 3, and 3 rolling members 21 are uniformly spaced along the edge of the support groove 111. Specifically, the central angle of the sector surrounded by the three rolling members 21 is less than or equal to 180 ° so as to facilitate the auxiliary shaft device 10 to be sleeved on the driving rod.

In the present embodiment, the rolling member 21 is a cam bearing. The cam bearing comprises a bearing and a bolt, a mounting hole for mounting the cam bearing is formed in the support plate 11, and the bearing is mounted on the support plate 11 through the bolt.

In some embodiments, the auxiliary shaft device 10 further includes a shaft sleeve 16, the shaft sleeve 16 is disposed on the driving shaft 1, and the shaft sleeve 16 abuts against the rolling element 21. By providing the sleeve 16, the cam bearing is abutted against the sleeve 16, and the cam bearing is prevented from directly contacting the drive shaft 1, thereby preventing the drive shaft 1 from being worn.

In some embodiments, referring to fig. 5, the bracket further includes a side bending plate 12, the side bending plate 12 is fixedly installed on the supporting plate 11, the side bending plate 12 includes a base plate and a first connecting plate 122, the base plate is located at one side of the supporting groove 111, the first connecting plate 122 is connected to one end of the base plate, and the first connecting plate 122 is located at one side of the base plate close to the supporting groove 111. First connecting plate 122 sets up on backup pad 11 for the base plate slope, and first connecting plate 122 extends to being close to rolling member 21 one side, can strengthen backup pad 11's structural strength, avoids backup pad 11 to warp or buckle when the rolling axle atress is too big, is favorable to guaranteeing drive shaft 1 pivoted stability.

In some embodiments, with continued reference to fig. 5, the side bent plate 12 further includes a second connecting plate 123, one end of the second connecting plate 123 is connected to the other end of the base plate, and the second connecting plate 123 is located on the side of the base plate near the supporting slot 111. The second connecting plate 123 can further reinforce the structural strength of the support plate 11.

In some embodiments, the bracket further comprises a bottom plate 13, the support plate 11 is connected to the bottom plate 13, and the bottom plate 13 is provided with a first mounting hole 130. The bottom plate 13 is connected to the outside by inserting a fastener into the first mounting hole 130, so that the auxiliary shaft device 10 is fixedly connected to the outside through the bottom plate 13.

In some embodiments, the bracket further comprises a top plate 15, the top plate 15 is connected with the support plate 11, and the top plate 15 is provided with a second mounting hole 150. The auxiliary shaft device 10 may be connected to the outside through the second mounting hole 150 on the top plate 15.

Referring to fig. 2 to 5, another embodiment of the present application discloses a lifting device, which has the auxiliary shaft device 10 as above, and further includes a driving shaft 1, the driving shaft 1 is inserted into the supporting groove 111, and the rolling member 21 abuts against the outer wall of the driving shaft 1.

In some embodiments, the lifting device comprises a base frame 3, a drive shaft 1 assembly, an auxiliary shaft arrangement 10, a drive arrangement, a traversing arrangement and a traction rope. Specifically, the base frame 3 provides support for the components of the drive shaft 1; the driving shaft 1 assembly comprises a driving shaft 1 and winding drums 2, the winding drums 2 are sleeved at two ends of the driving shaft 1, and the driving shaft 1 is arranged on the base frame 3; the auxiliary shaft device 10 is sleeved on the driving shaft 1, the auxiliary shaft device 10 is connected with the base frame 3, and the auxiliary shaft device 10 is used for supporting the driving shaft 1; the driving device is arranged on one side of the driving shaft 1 and is connected with the driving shaft 1 through a chain 5; the traversing device is arranged on the base frame 3; the haulage rope has two at least, and the reel 2 at drive shaft 1 both ends has coiled the haulage rope respectively, and the sideslip device is worn to locate by the one end of haulage rope.

As an example, the driving device comprises a motor 4, wherein the driving shaft 1 assembly further comprises a first gear and a second gear. The motor 4 is arranged on one side of the driving shaft 1, and the first gear is connected with the output end of the motor 4; the second gear is sleeved on the driving shaft 1, the mounting positions of the second gear and the first gear are matched, and the first gear and the second gear are meshed with a chain 5. The haulage rope is wire rope, and this wire rope is used for connecting the year sweep to it reciprocates to drive year sweep. The traction rope is wound on the winding drum 2, and the traction rope can be wound or released when the winding drum 2 rotates. The driving shaft 1 is started or stopped, and the winding drum 2 is driven to rotate.

When the traction rope is loaded, the two ends of the driving shaft 1 bear traction force from the traction rope; at the same time, the chain 5 rotating the drive shaft 1 also exerts a force on the drive shaft 1. At this time, the driving shaft 1 is started or stopped, and is subjected to a large impact force, so that the driving shaft 1 is deformed and even the normal operation of the driving shaft 1 is affected.

The utility model discloses in, the cover is established and is assisted axle device 10 on drive shaft 1, utilizes to assist axle device 10 and for drive shaft 1 provides the support, has effectively reduced the impact force influence that drive shaft 1 received when starting or stopping, has reduced drive shaft 1's unfavorable deformation to improve the stability of jacking equipment operation.

In some embodiments, the driving shaft 1 assembly further includes two connecting bearings 6, the two connecting bearings 6 are respectively disposed at two ends of the driving shaft 1, and the driving shaft 1 is connected to the base frame 3 through the connecting bearings 6. In the conventional scheme, the supporting force of the drive shaft 1 is provided only through the connecting bearings 6, and if one of the connecting bearings 6 is instable or damaged, the whole drive shaft 1 is unbalanced, so that a safety accident is caused. In this embodiment specifically, the outer circumference cover of drive shaft 1 is equipped with auxiliary shaft device 10, can provide the support for drive shaft 1, has effectively avoided drive shaft 1 to unbalance to this jacking equipment's security performance has been improved.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art. Furthermore, the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

Claims

1. An auxiliary shaft device, comprising:

the support comprises a support plate, and the support plate is provided with a support groove for the driving shaft to pass through;

the rolling assembly comprises at least two rolling pieces, the rolling pieces are arranged along the edge of the supporting groove, each rolling piece is abutted against the driving shaft, and the central angles of the fan-shaped rolling pieces and the centers of the driving shafts which are adjacent to each other are smaller than 180 degrees.

2. The auxiliary shaft device according to claim 1, wherein the support groove exhibits an arc shape in which an outer circumference of the rolling member is at least partially located in an axial direction of the drive shaft.

3. The auxiliary shaft device as claimed in claim 2, wherein the number of the rolling members is 3, and 3 rolling members are uniformly spaced along the edge of the support groove.

4. An auxiliary shaft arrangement as claimed in claim 2 or 3, wherein the rolling elements are cam bearings.

5. The auxiliary shaft device as claimed in claim 1, wherein the support plate has a notch communicating with the support groove.

6. The auxiliary shaft device as claimed in claim 1, wherein the bracket further comprises a side bending plate fixedly mounted to the support plate, the side bending plate comprising a base plate located at one side of the support groove and a first connection plate connected to one end of the base plate, the first connection plate being located at one side of the base plate adjacent to the support groove.

7. The auxiliary shaft device as claimed in claim 6, wherein the lateral bending plate further comprises a second connecting plate, one end of which is connected to the other end of the base plate, the second connecting plate being located at a side of the base plate adjacent to the support groove.

8. The auxiliary shaft device as claimed in claim 6, wherein the bracket further comprises a base plate, the support plate being connected to the base plate, the base plate being provided with a first mounting hole.

9. The auxiliary shaft device as claimed in claim 1, further comprising a bushing, wherein the bushing is sleeved on the driving shaft and abuts against the rolling member.

10. An elevating device having the auxiliary shaft device as claimed in any one of claims 1 to 9, further comprising a driving shaft inserted into the support groove, wherein the rolling member abuts against an outer wall of the driving shaft.