CN213934184U

CN213934184U - Lifting device and radar equipment

Info

Publication number: CN213934184U
Application number: CN202022830095.3U
Authority: CN
Inventors: 王海强; 胡源广; 陈恒聚
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-08-10
Anticipated expiration: 2030-11-27

Abstract

The embodiment of the application provides a lifting device and radar equipment, is applied to the radar field of removing, lifting device includes casing, plummer and actuating mechanism. The top surface of casing is provided with spacing opening, the plummer lid is located the top surface of casing, at least part of plummer is located in the spacing opening, be provided with on the plummer with spacing opening relative screw hole. The driving mechanism comprises a screw rod, one end of the screw rod is a driving end, and the other end of the screw rod is in threaded fit with the threaded hole. Under the condition that the screw rod rotates, the bearing table moves towards the direction close to or far away from the shell along the axial direction of the screw rod. The lifting device of the application drives the bearing table to move, realizes the lifting of the bearing table, and improves the lifting flexibility of the lifting device.

Description

Lifting device and radar equipment

Technical Field

This application belongs to mechanical equipment technical field, specifically, this application relates to a elevating gear and radar equipment.

Background

Radar finds objects and determines their spatial position by radio, also known as "radiolocation". The radar is an electronic device for detecting a target by using electromagnetic waves, the radar emits the electromagnetic waves to irradiate the target and receive the echoes of the target, so that information such as the distance from the target to an electromagnetic wave emission point, the distance change rate (radial speed), the direction, the height and the like is obtained, and the radar is generally fixed by a specific support and then placed in a detection place.

Current radar support and radar are generally all through bolt fixed connection, for example the general level fixed mounting of laser radar to the vehicle top of unmanned vehicle, can't adjust in real time the height and the angle that the radar was surveyed according to actual need, have reduced the convenience that the radar used.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the present application is to provide a new technical solution of a lifting device and a radar apparatus.

According to a first aspect of the application, a lifting device is provided, which is applied to the radar moving field, and comprises:

the top surface of the shell is provided with a limiting opening;

the bearing table is covered on the top surface of the shell, at least part of the bearing table is positioned in the limiting opening, and a threaded hole opposite to the limiting opening is formed in the bearing table;

the driving mechanism comprises a screw rod, one end of the screw rod is a driving end, and the other end of the screw rod is in threaded fit with the threaded hole;

under the condition that the screw rod rotates, the bearing table moves towards the direction close to or far away from the shell along the axial direction of the screw rod.

Optionally, the plummer is the T font, the montant of plummer is the polygon prism, spacing opening for with polygon opening of polygon prism complex, at least part of polygon prism is located in the polygon opening.

Optionally, the housing includes a housing body with an open top and a housing cover detachably connected to the housing body, and the limit opening is disposed on the housing cover.

Optionally, the housing cover is T-shaped.

Optionally, the threaded hole is a closed-topped threaded hole.

Optionally, the driving mechanism further comprises a first bevel gear and a second bevel gear which are meshed with each other, and the driving end is coaxially fixed with the first bevel gear;

under the condition that the second bevel gear drives the screw and the first bevel gear to rotate, the bearing table moves towards the direction close to or away from the shell along the axial direction of the screw.

Optionally, the number of teeth of the first bevel gear is greater than the number of teeth of the second bevel gear.

Optionally, the driving mechanism further includes a driving rod, one end of the driving rod is coaxially fixed with the second bevel gear, and the other end of the driving rod is located outside the housing.

Optionally, a through hole is provided on the housing, and the driving rod is inserted into the through hole.

According to a second aspect of the present application, there is provided a radar apparatus comprising a radar and the lifting device of the first aspect;

the radar is connected with the bearing platform.

One technical effect of the embodiment of the application is as follows:

the embodiment of the application provides a lifting device, which comprises a shell, a bearing table and a driving mechanism. The top surface of casing is provided with spacing opening, the plummer lid is located the top surface of casing, at least part of plummer is located in the spacing opening, be provided with on the plummer with spacing opening relative screw hole. The driving mechanism comprises a screw rod, one end of the screw rod is a driving end, and the other end of the screw rod is in threaded fit with the threaded hole. Under the condition that the screw rod rotates, the bearing table moves towards the direction close to or far away from the shell along the axial direction of the screw rod. The lifting device of the application drives the bearing table to move, realizes the lifting of the bearing table, and improves the lifting flexibility of the lifting device.

Further features of the present application and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which is to be read in connection with the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the application and together with the description, serve to explain the principles of the application.

Fig. 1 is a schematic structural diagram of a radar apparatus according to an embodiment of the present disclosure;

fig. 2 is a cross-sectional view of a lifting device provided in an embodiment of the present application;

fig. 3 is a schematic structural view of a carrier table of a lifting device according to an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a housing cover of a lifting device according to an embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of a housing body of a lifting device according to an embodiment of the present disclosure;

FIG. 6 is a schematic view of a second bevel gear and a driving rod of a lifting device according to an embodiment of the present disclosure;

fig. 7 is a schematic structural diagram of a first bevel gear and a screw rod of a lifting device provided in an embodiment of the present application.

Wherein: 1-a shell; 11-a shell body; 12-a shell cover; 13-a through hole; 14-a limit opening; 2-a bearing platform; 21-a threaded hole; 3-a drive mechanism; 31-a screw; 32-a first bevel gear; 33-a second bevel gear; 34-a drive rod; 100-radar.

Detailed Description

Various exemplary embodiments of the present application will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Referring to fig. 1 to 7, the embodiment of the present application provides a lifting device, which is applied to the field of radar movement, where the radar specifically may be a general radar, and may also be a laser radar, for example, the laser radar may be used as an "eye" for intelligent driving operation control in the field of unmanned driving.

The lifting device comprises a shell 1, a bearing platform 2 and a driving mechanism 3.

The top surface of casing 1 is provided with spacing opening 14, plummer 2 lid is located the top surface of casing 1, moreover plummer 2 at least part is located in spacing opening 14, be provided with on plummer 2 with spacing opening 14 relative screw hole 21, screw hole 21 can be the screw thread through-hole, also can be opening non-through-hole down.

The driving mechanism 3 comprises a screw rod 31, one end of the screw rod 31 is a driving end, and the other end of the screw rod 31 is in threaded fit with the threaded hole 21; under the condition that the screw 31 rotates, the bearing platform 2 moves towards or away from the housing 1 along the axial direction of the screw 31, that is, the lifting of the bearing platform 2 is realized. When equipment such as radars are placed on the bearing table 2, the position of the equipment can be moved, and the flexibility of the equipment is improved.

Specifically, for example, in the field of unmanned driving, the environment outside the unmanned vehicle is generally detected by sensing devices such as a sensing camera, a laser radar, or a millimeter wave radar, and the sensing devices all have a certain field angle (FOV), the size of which determines the field range of the sensing device, the FOV can be divided into a horizontal field angle and a vertical field angle, and a limited field angle means that the sensing device still has a blind vision area, which inevitably exists even if multiple sensing devices are mounted on the same vehicle.

The lifting device of this application passes through 3 drives of actuating mechanism 2 is followed screw rod 31's axial displacement specifically is to being close to or keeping away from the direction of casing 1 removes, has realized the lift of plummer 2. When equipment such as radars are placed on the bearing table 2, the position of the equipment can be moved, the lifting flexibility of the lifting device is improved, and the lifting device is simple in structure and convenient for mass production.

Optionally, referring to fig. 2 and 3, the carrier 2 is in a T shape, a vertical rod of the carrier 2 is a polygonal column, the limiting opening 14 is a polygonal opening matched with the polygonal column, at least a part of the polygonal column is located in the polygonal opening, and the threaded hole 21 is disposed in the polygonal column. Under the condition that the screw rod 31 rotates, the limit opening 14 limits the axial rotation of the bearing platform 2, so that the bearing platform 2 can only move along the axial direction of the screw rod 31, and the lifting of the bearing platform 2 is realized.

Specifically, in a specific embodiment, referring to fig. 3 and 4, the vertical rod of the carrier 2 is a quadrangular prism, the limiting opening 14 is a quadrangular opening matched with the quadrangular prism, and since the housing 1 is relatively fixed, when the screw 31 rotates, the quadrangular prism is located in the quadrangular opening, so that the axial rotation of the carrier 2 is limited, and the lifting of the carrier 2 is realized.

Optionally, referring to fig. 1, 2 and 4, the housing 1 includes a housing body 11 with an open top, and a housing cover 12 detachably connected to the housing body 11, and the limit opening 14 is disposed on the housing cover 12.

Specifically, the components such as the driving mechanism 3 may be disposed in the housing 1, and in order to facilitate the assembly, disassembly and maintenance of the components in the housing 1, the housing 1 may include a housing body 11 with an open top, so that the components in the housing 1 can be put into and taken out of the housing 1 from the top of the housing body 11. And the detachable connection of the shell cover 12 and the shell body 11 can provide protection for the components in the shell 1 on the basis of ensuring the operation convenience of the components in the shell 1. In a specific embodiment, referring to fig. 4 and 5, the housing body 11 and the housing cover 12 are screwed together to achieve a detachable connection therebetween.

Alternatively, referring to fig. 2 and 4, the cover 12 is T-shaped.

Specifically, under the condition that plummer 2 is the T font, plummer 2's montant with spacing opening 14's cooperation has realized to plummer 2 axial pivoted restriction. The vertical rod of the bearing platform 2 is long, so that the limit opening 14 is effectively matched with the vertical rod of the bearing platform 2 in size, the housing cover 12 can be arranged in a T shape, and the limit opening 14 is arranged on the vertical rod of the housing cover 12, as shown in fig. 2.

Optionally, the threaded hole 21 is a closed-top threaded hole.

Specifically, the bearing table 2 is used for placing equipment such as radars and the like so as to flexibly lift the equipment. And equipment such as radar generally places in the top surface of plummer 2, can realize specifically through the cooperation of bolt and screw thread that the removable of plummer 2 and equipment such as radar are connected. And when the threaded hole 21 is a threaded hole with a closed top, the smoothness of the top surface of the bearing platform 2 can be ensured, the connection stability of the bearing platform 2 and equipment such as radar is improved, meanwhile, the screw rod 31 is prevented from directly supporting the equipment such as radar, and the structural integrity of the equipment such as radar is ensured.

Optionally, referring to fig. 2, 6 and 7, the driving mechanism 3 further comprises a first bevel gear 32 and a second bevel gear 33 which are engaged with each other, and the driving end is fixed coaxially with the first bevel gear 32; when the second bevel gear 33 drives the screw 31 and the first bevel gear 32 to rotate, the carrier 2 moves in a direction approaching or separating from the housing 1 along the axial direction of the screw 31.

Specifically, the engagement between the first bevel gear 32 and the second bevel gear 33 can realize flexible adjustment of the driving direction of the first bevel gear 32, for example, when the rotating shafts of the first bevel gear 32 and the second bevel gear 33 are perpendicular to each other, the driving direction of the first bevel gear 32 can be adjusted from the vertical direction to the horizontal direction by the second bevel gear 33, which improves the convenience of operation of the driving mechanism 3.

Alternatively, referring to fig. 2, the number of teeth of the first bevel gear 32 is greater than the number of teeth of the second bevel gear 33.

Specifically, the moduli of the second bevel gear 33 and the first bevel gear 32 are equal, but the numbers of teeth of the second bevel gear 33 are different from each other, and the number of teeth of the first bevel gear 32 may be greater than the number of teeth of the second bevel gear 33, so that when the second bevel gear 33 rotates, the first bevel gear 32 only realizes rotation at a small angle, and thus the screw 31 drives the carrier table 2 to realize lifting operation of high-precision control, and the precision movement of equipment such as radars on the carrier table 2 is improved.

Optionally, referring to fig. 2 and 6, the driving mechanism 3 further includes a driving rod 34, one end of the driving rod 34 is coaxially fixed with the second bevel gear 33, and the other end of the driving rod 34 is located outside the housing 1.

Specifically, after the driving rod 34 and the second bevel gear 33 are coaxially fixed, the rotation of the second bevel gear 33 can be realized through the rotation of the driving rod 34, and the other end of the driving rod 34 is located outside the housing 1, so that the convenience of operation of the driving rod 34 can be improved. In one particular embodiment, referring to fig. 6, the drive lever 34 may be Z-shaped to facilitate manual rotation of the drive lever 34 by a user. In addition, referring to fig. 5, a through hole 13 may be formed in the housing 1, and the driving rod 34 is inserted into the through hole 13, so that the driving rod 34 extends from the inside of the housing 1 to the outside.

Referring to fig. 1, an embodiment of the present application further provides a radar apparatus, including a radar 100 and the lifting device;

the radar 100 is connected to the carrier 2.

The application the elevating gear passes through 3 drives of actuating mechanism 2 is followed screw rod 31's axial displacement has realized the lift of plummer 2. When the radar 100 is connected to the platform 2, for example, the radar 100 is connected to the top surface of the platform 2, the radar 100 can be flexibly lifted, the field angle of the radar 100 in the vertical direction is increased, and the radar device can obtain a field range with more angles and directions.

Although some specific embodiments of the present application have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present application. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the present application. The scope of the application is defined by the appended claims.

Claims

1. The utility model provides a lifting device, is applied to radar removal field, its characterized in that includes:

the device comprises a shell (1), wherein a limit opening (14) is formed in the top surface of the shell (1);

the bearing table (2) is covered on the top surface of the shell (1), at least part of the bearing table (2) is positioned in the limiting opening (14), and a threaded hole (21) opposite to the limiting opening (14) is formed in the bearing table (2);

the driving mechanism (3) comprises a screw rod (31), one end of the screw rod (31) is a driving end, and the other end of the screw rod (31) is in threaded fit with the threaded hole (21);

under the condition that the screw rod (31) rotates, the bearing table (2) moves towards the direction close to or far away from the shell (1) along the axial direction of the screw rod (31).

2. Lifting device according to claim 1, characterized in that the carrier (2) is T-shaped, the vertical bars of the carrier (2) are polygonal, the limiting openings (14) are polygonal openings cooperating with the polygonal, and at least part of the polygonal are located in the polygonal openings.

3. The lifting device as recited in claim 2, characterized in that the housing (1) comprises an open-topped housing body (11) and a housing cover (12) detachably connected to the housing body (11), the limit opening (14) being provided on the housing cover (12).

4. Lifting device according to claim 3, characterized in that the cover (12) is T-shaped.

5. Lifting device according to claim 1, characterized in that the threaded hole (21) is a closed-top threaded hole.

6. Lifting device according to claim 1, characterised in that the drive mechanism (3) further comprises a first bevel gear (32) and a second bevel gear (33) engaging with each other, the drive end being fixed coaxially with the first bevel gear (32);

when the second bevel gear (33) drives the screw (31) and the first bevel gear (32) to rotate, the bearing table (2) moves towards or away from the shell (1) along the axial direction of the screw (31).

7. Lifting device according to claim 6, characterized in that the number of teeth of the first bevel gear (32) is greater than the number of teeth of the second bevel gear (33).

8. Lifting device according to claim 6, characterised in that the drive mechanism (3) further comprises a drive rod (34), one end of the drive rod (34) being fixed coaxially with the second bevel gear (33), the other end of the drive rod (34) being located outside the housing (1).

9. The lifting device according to claim 8, characterized in that the housing (1) is provided with a through hole (13), and the driving rod (34) is inserted into the through hole (13).

10. A radar apparatus, characterized by comprising a radar (100) and a lifting device according to any one of claims 1-9;

the radar (100) is connected with the bearing platform (2).