CN210720468U

CN210720468U - Protective structure of motor testing device

Info

Publication number: CN210720468U
Application number: CN201921383390.XU
Authority: CN
Inventors: 王建文; 刘金奎
Original assignee: Zhongshan Mengli Motor & Electric Appliance Co ltd
Current assignee: Zhongshan Mengli Motor & Electric Appliance Co ltd
Priority date: 2019-08-24
Filing date: 2019-08-24
Publication date: 2020-06-09
Anticipated expiration: 2029-08-24

Abstract

The utility model discloses a motor testing arrangement's protective structure, the on-line screen storage device comprises a base, there is the protection casing upper end through a slide mechanism symmetry sliding connection, the lower extreme fixedly connected with lower fishplate bar of base, two vertical groove has been seted up to the same one side symmetry of protection casing, vertical groove sliding connection has rather than the vertically slide bar, is located vertical inslot the spacing slider of slide bar symmetry fixedly connected with second. The utility model discloses two side pinion racks of cylinder withdrawal open and shut drive incomplete gear under the meshing effect and rotate, drive two connecting rods and do and use the pivot to rotate relatively as the centre of a circle, the upper end of connecting rod is at the vertical slip of vertical inslot to stir two protection casings and make relative linear motion until realizing the closure, thereby to parts such as motor output shaft and fixed connection flabellum on the output shaft, it is fast to open and shut, efficient, labour saving and time saving improves efficiency of software testing.

Description

Protective structure of motor testing device

Technical Field

The utility model relates to a motor testing arrangement technical field especially relates to a motor testing arrangement's protective structure.

Background

The motor testing device tests basic parameters of the motor such as current, voltage, power, current imbalance calculation, temperature, rotating speed, torque and the like in advance. In the process of testing the motor, because the output end of the motor is generally fixedly connected with parts such as fan blades and the like, when the motor is in a high-speed rotating state, great safety risk exists. Install the protection casing additional in motor output shaft part usually among the prior art, the protection casing passes through bolt fixed connection with the base, and the dismouting is troublesome, wastes time and energy, and then leads to the efficiency of software testing to reduce.

Disclosure of Invention

The utility model aims at solving the problem of proposing in the background art, and the protective structure of a motor testing arrangement who proposes.

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

a protection structure of a motor testing device comprises a base, wherein the upper end of the base is symmetrically and slidably connected with protective covers through a first sliding mechanism, the lower end of the base is fixedly connected with a lower connecting plate, the two protective covers are symmetrically provided with vertical grooves on the same side, the vertical grooves are slidably connected with sliding rods perpendicular to the vertical grooves, the sliding rods in the vertical grooves are symmetrically and fixedly connected with second limiting sliding blocks, the inner walls of the vertical grooves are provided with second limiting sliding grooves in sliding connection with the second limiting sliding blocks, the outer walls of the sliding rods are rotatably sleeved with connecting rods through bearings, one sides of the lower connecting plate are symmetrically and rotatably connected with rotating shafts, one ends of the connecting rods, far away from the sliding rods, penetrate through the base and are fixedly sleeved on the rotating shafts, the upper end of the base is provided with movable grooves for the movement of the connecting rods, the outer walls of the rotating shafts and one sides, the two incomplete gears are meshed with double-side toothed plates together, one sides of the double-side toothed plates are connected with the lower connecting plate in a sliding mode through third sliding mechanisms, the lower ends of the double-side toothed plates are fixedly connected with opening and closing cylinders, and the opening and closing cylinders are fixedly installed on the lower connecting plate; an opening is formed in one side, opposite to the two protective covers, of the two protective covers, observation windows are symmetrically embedded in the same side of the vertical groove of the two protective covers, and output shaft grooves are symmetrically formed in the other side of the two protective covers; the third sliding mechanism comprises a third limiting sliding block fixedly connected with the double-side toothed plates, a third limiting sliding groove connected with the third limiting sliding block in a sliding mode is formed in one side of the lower connecting plate, the cross section of the third limiting sliding block is in a dovetail shape, and the third limiting sliding groove is a dovetail groove.

Preferably, the first sliding mechanism comprises a first limiting slide block fixedly connected to the lower end of the protective cover, and a first limiting slide groove slidably connected with the first limiting slide block is formed in the inner wall of the movable groove.

Compared with the prior art, this motor testing arrangement's protective structure's advantage lies in:

the two side pinion racks of cylinder withdrawal that open and shut drive incomplete gear under the meshing effect and rotate, drive two connecting rods and do and use the pivot to rotate as the relative of centre of a circle, the upper end of connecting rod is at vertical inslot vertical slip to stir two protection casings and make relative rectilinear motion until realizing the closure, thereby to parts such as motor output shaft and the fan blade of fixed connection on the output shaft, the speed of opening and shutting is fast, efficient, labour saving and time saving improves efficiency of software testing.

Drawings

Fig. 1 is a front perspective view of a protective structure of a motor testing device according to the present invention;

fig. 2 is a perspective view of the protective structure protective cover of the motor testing device according to the present invention.

In the figure: the device comprises a base 1, a protective cover 2, a first limiting slide block 3, a movable groove 4, a first limiting slide groove 5, a vertical groove 6, a slide rod 7, a second limiting slide block 8, a second limiting slide groove 9, an observation window 10, a connecting rod 11, a lower connecting plate 12, a rotating shaft 13, an incomplete gear 14, double-side toothed plates 15, an opening and closing cylinder 16 and a third limiting slide groove 17.

Detailed Description

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

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a protection structure of a motor testing device comprises a base 1, wherein the upper end of the base 1 is symmetrically and slidably connected with a protection cover 2 through a first sliding mechanism, more specifically, the first sliding mechanism comprises a first limiting slide block 3 fixedly connected to the lower end of the protection cover 2, and the inner wall of a movable groove 4 is provided with a first limiting slide groove 5 slidably connected with the first limiting slide block 3;

the lower end of the base 1 is fixedly connected with a lower connecting plate 12, one side of the two protective covers 2 which is the same is symmetrically provided with a vertical groove 6, the vertical groove 6 is connected with a sliding rod 7 which is vertical to the vertical groove 6 in a sliding way, the sliding rod 7 which is positioned in the vertical groove 6 is symmetrically and fixedly connected with a second limit slider 8, the inner wall of the vertical groove 6 is provided with a second limit sliding chute 9 which is connected with the second limit slider 8 in a sliding way, the outer wall of the sliding rod 7 is rotatably sleeved with a connecting rod 11 through a bearing, further, the upper end of the base 1 is provided with a movable groove 4 for the movement of the connecting rod 11, one side of the lower connecting plate 12 is symmetrically and rotatably connected with a rotating shaft 13, one end of the connecting rod 11 far away from the sliding rod 7 penetrates through the base 1 and is fixedly sleeved on the rotating shaft 13, the outer wall of the rotating shaft 13 and one side of the connecting rod 11 far, a plurality of teeth of a cogwheel mesh with incomplete gear 14 mutually, and one side of two side toothed plate 15 passes through third slide mechanism and lower connecting plate 12 sliding connection, and the lower extreme fixedly connected with of two side toothed plate 15 opens and shuts cylinder 16, and opens and shuts cylinder 16 fixed mounting on lower connecting plate 12.

Further, two 2 relative one sides of protection casing are equipped with the opening, and two protection casings 2 are inlayed in the same one side symmetry in vertical groove 6 and are equipped with observation window 10, and two 2 same opposite side symmetries of protection casing are equipped with the output shaft groove, and observation window 10 can make things convenient for the tester to observe the inside motor rotation condition of protection casing 2, and two output shaft grooves and motor output shaft clearance fit can not influence the normal work of motor.

Specifically, the third sliding mechanism includes a third limiting sliding block fixedly connected to the double-sided toothed plate 15, a third limiting sliding groove 17 slidably connected to the third limiting sliding block is formed in one side of the lower connecting plate 12, more specifically, the cross section of the third limiting sliding block is dovetail-shaped, the third limiting sliding groove 17 is a dovetail groove, and it should be noted that the double-sided toothed plate 15 slides on the lower connecting plate 12 in a limiting manner under the action of the third sliding mechanism.

It should be noted that the inner wall of the protection cover 2 can be provided with various sensors for motor testing, but these are not shown since they are not relevant to the present solution.

The utility model discloses before fixed and testing the motor, at this moment, motor output shaft and output shaft fixed connection's flabellum etc. are located between two protection casings 2, thereby just need 2 closures of two protection casings to protect it, and concrete operation is as follows:

the flexible end of cylinder 16 that opens and shuts withdraws two side toothed plates 15, two side toothed plates 15 slide perpendicularly downwards under the third slide mechanism effect, in this process, two side toothed plates 15 drive two incomplete gears 14 relative rotations under the meshing effect, two incomplete gears 14 drive connecting rod 11 of coaxial setting with it and use pivot 13 as centre of a circle relative rotation, cause the perpendicular interval at connecting rod 11 both ends to constantly increase, the upper end of connecting rod 11 upwards moves gradually, and drive slide bar 7 and vertically upwards slide in vertical groove 6, second limit slide 8 slides in second limit slide 9, the interval shortens gradually until realizing the closure between the upper end of two connecting rods 11 simultaneously, in this process, two protection casings 2 slide on base 1 under first slide mechanism's effect.

It should be noted that the above principle is a working principle of closing the two protection covers 2, and the working principle of opening the protection covers can be derived according to the above principle, so that the description is omitted.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a motor testing arrangement's protective structure, includes base (1), its characterized in that, there is protection casing (2) upper end of base (1) through first slide mechanism symmetry sliding connection, fishplate bar (12) under the lower extreme fixedly connected with of base (1), two vertical groove (6) have been seted up to the same one side symmetry of protection casing (2), vertical groove (6) sliding connection has rather than vertically slide bar (7), is located vertical groove (6) slide bar (7) symmetry fixedly connected with second spacing slider (8), the spacing spout of second (9) with second spacing slider (8) sliding connection is seted up to the inner wall of vertical groove (6), the outer wall of slide bar (7) passes through the bearing and rotates and has cup jointed connecting rod (11), one side symmetry of fishplate (12) rotates and is connected with pivot (13) down, the one end that slide bar (7) were kept away from in connecting rod (11) runs through base (1) and fixed cup joints at pivot (1) 13) On the upper end of the base (1), a movable groove (4) for a connecting rod (11) to move is formed in the upper end of the base (1), an incomplete gear (14) is fixedly sleeved on the outer wall of the rotating shaft (13) and on one side, far away from the lower connecting plate (12), of the connecting rod (11), two incomplete gears (14) are meshed with double-side toothed plates (15) together, one sides of the double-side toothed plates (15) are connected with the lower connecting plate (12) in a sliding mode through a third sliding mechanism, the lower ends of the double-side toothed plates (15) are fixedly connected with an opening and closing cylinder (16), and the opening and closing cylinder (16) is fixedly installed on the lower connecting plate (12; an opening is formed in one side, opposite to the two protective covers (2), of each of the two protective covers (2), observation windows (10) are symmetrically embedded in the same side of the vertical groove (6), and output shaft grooves are symmetrically formed in the other side, same to the two protective covers (2); the third sliding mechanism comprises a third limiting sliding block fixedly connected with the double-side toothed plates (15), a third limiting sliding groove (17) connected with the third limiting sliding block in a sliding mode is formed in one side of the lower connecting plate (12), the cross section of the third limiting sliding block is in a dovetail shape, and the third limiting sliding groove (17) is a dovetail groove.

2. The protection structure of the motor testing device according to claim 1, wherein the first sliding mechanism comprises a first limit sliding block (3) fixedly connected to the lower end of the protection cover (2), and a first limit sliding groove (5) slidably connected with the first limit sliding block (3) is formed in the inner wall of the movable groove (4).