Motor detection device
By designing an adjustable bracket structure in the motor detection device, the inefficiency problem caused by the fixed motor installation position is solved, and convenient motor adjustment and detection efficiency are improved.
Patent Information
- Application Number
- CN202420050119.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-01-08
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-01-08
AI Technical Summary
In the existing motor detection devices, the motor installation position is fixed and the motor height cannot be adjusted, resulting in the entire motor tooling or dynamometer tooling when the spindle of the dynamometer is offset from the motor shaft, which requires adjustment of the entire motor tooling or dynamometer tooling, which is relatively low in efficiency.
A motor detection device is designed, including a detection assembly and a bracket, which includes a base, a bracket body, a first adjustment structure and a second adjustment structure, allowing the bracket body to be adjusted in a width direction and a height direction, thereby facilitating the installation and adjustment of the motor.
By setting up an adjustment structure, when the motor is axially offset from the detection assembly, it can be easily re-adjusted, which improves the working efficiency.
Smart Images
Figure CN222461625U_ABST
Abstract
Description
Technical Field
[0001] The embodiment of the utility model relates to the technical field of motor detection, and in particular to a motor detection device. Background Art
[0002] The motor is the core power source of new energy vehicles or motor vehicles and is a key component of the power unit. The performance of the motor determines the quality of the new energy vehicle or motor vehicle, so the motor is generally tested during the vehicle preparation process. In the current motor testing device, the dynamometer is coaxially connected to the motor, and the motor installation position is generally a fixed structure.
[0003] In the process of implementing the embodiments of the present application, the inventors found that: the motor installation position in the motor dynamometer is fixed and the motor height cannot be adjusted. When the dynamometer main shaft and the motor shaft are offset, the entire motor tooling or the dynamometer tooling needs to be adjusted, which is inefficient. Utility Model Content
[0004] In view of the above problems, an embodiment of the present utility model provides a motor detection device, which overcomes the above problems or at least partially solves the above problems.
[0005] In order to solve the above technical problems, a technical solution adopted by the utility model is: to provide a motor detection device, including a detection component and a bracket, the detection component is used to be coaxially connected to the motor, and the detection component is used to perform performance detection on the motor; the bracket includes a base, a bracket body, a first adjustment structure and a second adjustment structure, the bracket body is movably arranged on the base, and the bracket body is arranged relative to the detection component, the bracket body is used to install the motor, the first adjustment structure is used to adjust the bracket body to move along the first direction, and the second adjustment structure is used to adjust the bracket body to move along the second direction; wherein, the first direction is the width direction of the base, the second direction is the height direction of the bracket, and the first direction and the second direction are perpendicular to each other.
[0006] Optionally, the bracket body includes a first frame and a second frame, the first frame is detachably connected to the second frame, the base is detachably connected to the first frame, and the second frame is used to install the motor; the first adjustment structure is provided on the base and the first frame, the second adjustment structure is provided on the first frame and the second frame, the second adjustment structure drives the second frame to move relative to the first frame along the second direction, and the first adjustment structure drives the first frame to move relative to the base along the first direction.
[0007] Optionally, the first frame includes two support frames symmetrically arranged along the first direction, the symmetry axes of the two support frames are perpendicular to the first direction, the support frame includes a first plate and a second plate, the first plate is vertically connected to the second plate, the first plate is arranged parallel to the base, and the second plate is arranged parallel to the second frame; the first adjustment structure is arranged on the first plate and the base, and the first adjustment structure can drive the first plate to move along the first direction on the base, and the second adjustment structure is arranged on the second plate and the second frame, and the second adjustment structure can drive the second frame to move along the second direction on the second plate.
[0008] Optionally, the first adjustment structure includes a first groove and a first convex strip, wherein the first groove is disposed on a surface of the first plate body facing the base, and the first convex strip is disposed on a surface of the base body facing the first plate body, and the first convex strip is slidably engaged with the first groove.
[0009] Optionally, the second adjustment structure includes a second groove and a second convex strip, the second groove is arranged on a surface of the second plate body away from the symmetry axis, the second convex strip is arranged on the outer surfaces of the second frame body on both sides away from the symmetry axis, and the second convex strip is slidably engaged with the second groove.
[0010] Optionally, the second frame includes two third plates symmetrically arranged about the symmetry axis, the third plates are perpendicular to the base, the motor is located between the two third plates, the third plate is provided with a mounting through hole, the mounting through hole allows the rotating shaft of the motor to pass through, and the second convex strip is provided on the surface of the third plate facing the symmetry axis.
[0011] Optionally, the motor detection device further includes a first screw, the third plate body is provided with an arc-shaped through hole, the first screw passes through the arc-shaped through hole and is inserted into the motor, and the first screw fixes the motor to the third plate body.
[0012] Optionally, the motor detection device also includes a second screw and a third screw, the first plate body is provided with a first long through hole, the second plate body is provided with a second long through hole, the second screw passes through the first long through hole and the base in sequence, and the second screw fixes the first plate body to the base, the third screw passes through the second long through hole and the third plate body in sequence, and the third screw fixes the third plate body to the second plate body.
[0013] Optionally, the second adjustment structure further includes a wedge block, which is disposed between the base and the second frame, the inclined surface of the wedge block abuts against the second frame, and the wedge block can drive the second frame to move along the second direction when the base moves along the first direction.
[0014] Optionally, the detection component includes a dynamometer and a box, the dynamometer is disposed in the box, the dynamometer is used to perform performance detection on the motor, the dynamometer is provided with a detection shaft, and the detection shaft is used to be coaxially connected to the rotating shaft of the motor.
[0015] The beneficial effect of the embodiment of the utility model is as follows: Different from the prior art, the embodiment of the present application provides a motor detection device, including a detection component and a bracket. The detection component is used to be coaxially connected to the motor, and the detection component is used to perform performance detection on the motor; the bracket includes a base, a bracket body, a first adjustment structure and a second adjustment structure, the bracket body is movably arranged on the base, and the bracket body is arranged relative to the detection component, the bracket body is used to install the motor, the first adjustment structure is used to adjust the bracket body to move along the first direction, and the second adjustment structure is used to adjust the bracket body to move along the second direction; wherein, the first direction is the width direction of the base, the second direction is the height direction of the bracket, and the first direction and the second direction are perpendicular to each other. By setting the first adjustment structure and the second adjustment structure, it is convenient to readjust when the motor and the detection component are axially offset, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments of the present application will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on the drawings without paying creative work.
[0017] Figure 1 It is a structural schematic diagram of a motor detection device provided by an embodiment of the utility model;
[0018] Figure 2 It is a schematic diagram of the structure of the bracket provided by the embodiment of the utility model;
[0019] Figure 3 It is an exploded schematic diagram of the bracket provided in the embodiment of the utility model. DETAILED DESCRIPTION
[0020] In order to facilitate the understanding of the utility model, the utility model is described in more detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that when an element is described as "fixed to" another element, it can be directly on another element, or there can be one or more centered elements therebetween. When an element is described as "connected" to another element, it can be directly connected to another element, or there can be one or more centered elements therebetween. The orientation or positional relationship indicated by the terms "vertical", "parallel", "inside", "outside", etc. used in this specification is based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "first direction", "second direction", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.
[0021] Unless otherwise defined, all technical and scientific terms used in this specification have the same meaning as those commonly understood by technicians in the technical field of the present invention. The terms used in this specification are only for the purpose of describing specific embodiments and are not used to limit the present invention. The term "and / or" used in this specification includes any and all combinations of one or more related listed items.
[0022] See also Figure 1 The motor detection device 1000 includes a bracket 1, a motor 2 and a detection component 3. The motor 2 is installed on the bracket 1. The detection component 3 is coaxially connected to the motor 2. The detection component 3 is used to perform performance detection on the motor 2.
[0023] For bracket 1 above, see Figure 2 and Figure 3The bracket 1 includes a base 11 and a bracket body. The bracket body is movably arranged on the base 11, and the bracket body includes a first frame and a second frame, and the first frame is movably connected to the second frame. The first frame includes two support frames 12 symmetrically arranged along a first direction x, and the symmetry axis AA of the two support frames 12 is perpendicular to the first direction x. The support frame 12 includes a first plate body 121 and a second plate body 122, and the second frame includes two third plates 13 symmetrically arranged about the symmetry axis AA. The first plate body 121 is vertically fixedly connected to the second plate body 122, and the second plate body 122 is located between the two first plates 121. The first plate body 121 is arranged parallel to the base 11, and the first plate body 121 is detachably connected to the base 11. The second plate body 122 is arranged parallel to the third plate body 13, and the second plate body 122 is detachably connected to the third plate body 13. The first plate body 121 is provided with a first groove 1210 and a first long through hole 1211, and the first groove 1210 is located on the surface of the first plate body 121 facing the base 11; the second plate body 122 is provided with a second groove 1220 and a second long through hole 1221, and the second groove 1220 is located on the surface of the second plate body 122 away from the symmetry axis AA; the base 11 is provided with a first convex strip 110 and a plurality of first screw holes 111, and the first convex strip 110 is located on the surface of the base 11 facing the first plate body 121; the surface of the third plate body 13 facing the symmetry axis AA is provided with a second convex strip 130, and the third plate body 13 is provided with a mounting through hole 131, an arc-shaped through hole 132 and a plurality of second screw holes 133, and the mounting through hole 131 is a circular through hole 134, through which the rotating shaft of the motor 2 can pass and be connected with the detection component 3, and the large-sized mounting through hole 131 not only facilitates the observation of the condition of the motor 2 but also reduces the weight of the bracket 1, making the bracket 1 easy to move.
[0024] It is understandable that the first frame can be an integrated structure or a split structure. In the embodiment of the present application, the first frame is configured as a separate support frame 12 symmetrically arranged about the symmetry axis AA, so that the bracket 1 can be installed with motors 2 of different sizes, and the distance between the support frames 12 can be adjusted according to the size of the motor 2. In some embodiments, the first frame can also be a different structure, for example, the first plate 121 is vertically connected to the second plate 122, and the second plate 122 is located on the outside of the two first plates 121 away from the symmetry axis AA.
[0025] In some embodiments, the third plate body 13 is further provided with a plurality of circular through holes 134 , and the plurality of circular through holes 134 can reduce the weight of the bracket 1 and make the bracket 1 easier to move.
[0026] The first ridge 110 and the first groove 1210 form a first adjustment structure, the first ridge 110 and the first groove 1210 are slidably matched, and the first groove 1210 slides relatively along the first ridge 110, so that the first plate body 121 moves relative to the base 11 along the first direction x, so that the first frame body moves along the first direction x; the second ridge 130 and the second groove 1220 form a second adjustment structure, the second ridge 130 and the second groove 1220 are slidably matched, and the second ridge 130 slides relatively along the second groove 1220, so that the third plate body 13 moves relative to the second plate body 122 along the second direction y, so that the second frame body moves along the second direction y.
[0027] The first direction x is the width direction of the base 11 , the second direction y is the height direction of the bracket 1 , the first direction x and the second direction y are perpendicular to each other, and the symmetry axis AA is perpendicular to the first direction x and the second direction y.
[0028] In some embodiments, the second adjustment structure also includes a wedge block 14, which is disposed on the base 11. The number of wedge blocks 14 can be one or more. In the embodiment of the present application, the number of wedge blocks 14 is two. The inclined surface of the wedge block 14 abuts against one end of the third plate body 13. As the wedge block 14 moves along the first direction x on the base 11, the height position of the one end of the third plate body 13 in contact with the inclined surface of the wedge block 14 changes, thereby realizing the movement of the third plate body 13 along the second direction y.
[0029] In some embodiments, a third groove 141 is provided on the bottom surface of the wedge block 14, and a fourth groove 142 is provided on the side surface of the wedge block 14. The third groove 141 is slidably matched with the first protrusion 110, and the third groove 141 slides relatively along the first protrusion 110 to realize the movement of the wedge block 14 along the first direction x. The fourth groove 142 is connected to the third groove 141, and the bottom of the fourth groove 142 is provided with a connecting through hole for fixing to the second plate body 122.
[0030] It can be understood that the first adjustment structure and the second adjustment structure are not limited to the above-mentioned limitations, and can also be other structures. For example, the base 11 is provided with a receiving groove, and the receiving groove is provided with guide grooves relatively along the direction of the symmetry axis AA. The first plate body 121 is received in the receiving groove, and the edge portions on both sides of the first plate body 121 along the direction of the symmetry axis AA protrude from the second plate body 122, and the protruding portions of the first plate body 121 slide along the guide grooves to realize the movement of the first plate body 121 along the first direction x; the second plate body 122 is sleeved with the third plate body 13, and the second plate body 122 is provided with a guide through hole, and the third plate body 13 is provided in the guide through hole, and the third plate body 13 can slide along the guide through hole to realize the movement of the third plate body 13 along the second direction y.
[0031] In some embodiments, the motor detection device 1000 also includes a first screw (not shown), a second screw (not shown) and a third screw 15, the first screw is used to pass through the arc through hole 132 and then be inserted into the motor 2 to fix the motor 2 to the third plate 13, the second screw is used to pass through the first long through hole 1211 and the first screw hole 111 in sequence to fix the first plate 121 and the base 11, and the third screw 15 is used to pass through the second long through hole 1221 and the second screw hole 133 in sequence to fix the second plate 122 to the third plate 13.
[0032] In some embodiments, in order to enhance the fixation between the motor 2 and the third plate 13 , the third plate 13 is further provided with a plurality of screw holes for screws to pass through and be inserted into the motor 2 .
[0033] In some embodiments, in order to enhance the fixation of the second plate body 122 and the third plate body 13, the third plate body 13 is also provided with a third long through hole 135, and the second plate body 122 is also provided with a third screw hole 1222, and the fourth screw 16 passes through the third long through hole 135 and the third screw hole 1222 in sequence to fix the second plate body 122 and the third plate body 13.
[0034] For the above detection component 3, see Figure 1 The detection component 3 includes a dynamometer (not shown) and a box body. The dynamometer is arranged in the box body. The dynamometer is provided with a detection shaft. A channel for the detection shaft to extend out extends from the surface of the box body facing the bracket 1. The detection shaft is coaxially connected to the rotating shaft of the motor 2. The dynamometer is used to perform performance detection on the motor 2.
[0035] For ease of understanding, the present application also provides a description of the use process of the motor detection device 1000, specifically, first place the motor 2 between the two mounting through holes 131, so that the rotating shaft of the motor 2 is exposed to the mounting through hole 131, then use a first screw to pass through the arc through hole 132 and then plug it into the motor 2, fix the motor 2 to the third plate 13, and then make the second convex strip 130 of the third plate 13 slide along the second groove 1220 of the second plate 122 or make the first groove 1210 of the first plate 121 slide along the first convex strip 110 of the base 11, and at the same time, the movable wedge 14 makes the third plate 13 slide along the second groove 1220 of the second plate 122. The three plates 13 move along the second direction y to realize the movement of the motor 2 along the first direction x or the second direction y with the bracket body until the rotating shaft is coaxial with the detection shaft of the dynamometer, and then stop moving. The first plate 121 and the base 11 are fixed by passing the second screw through the first long through hole 1211 and the first screw hole 111, and the second plate 122 and the third plate 13 are fixed by passing the third screw 15 through the second long through hole 1221 and the second screw hole 133. The wedge block 14 is fixed to the second plate 122 by screws, and finally the rotating shaft is connected to the detection shaft, and the performance of the motor 2 is tested by the dynamometer. Before connecting the rotating shaft to the detection shaft, if axial deviation is found, at least some of the screws can be loosened to readjust and then all the screws can be tightened.
[0036] In an embodiment of the utility model, a motor detection device 1000 includes a bracket 1 and a detection component 3, the bracket 1 includes a base 11, a first plate 121, a second plate 122 and a third plate 123, the base 11 is arranged parallel to the first plate 121, a surface of the base 11 facing the first plate 121 is provided with a first convex strip 110, a surface of the first plate 121 facing the base 11 is provided with a first groove 1210, the first plate 121 is vertically connected to the second plate 122, the second plate 122 is arranged parallel to the third plate 13, a surface of the second plate 122 facing the third plate 13 is provided with a second groove 1220, a surface of the third plate 13 facing the second plate 122 is provided with a second convex strip 130, a motor 2 is installed between the two third plates 13, and the motor 2 is coaxially connected to the detection component 3. The second convex strip 130 slides relatively along the second groove 1220, so that the third plate 13 moves along the second plate 122 along the second direction y, driving the motor 2 to move along the second direction y. The first groove 1210 slides relatively along the first convex strip 110, so that the first plate 121 moves relative to the base 11 along the first direction x, driving the motor 2 to move along the first direction. When the motor 2 and the detection component 3 are axially offset, the position of the motor 2 can be conveniently adjusted in the above manner to make the motor 2 and the detection component 3 coaxial.
[0037] It should be noted that the preferred embodiments of the utility model are given in the specification and drawings of the utility model, but the utility model can be implemented in many different forms and is not limited to the embodiments described in the specification. These embodiments are not used as additional restrictions on the content of the utility model. The purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive. In addition, the above-mentioned technical features continue to be combined with each other to form various embodiments not listed above, which are all regarded as the scope of the description of the utility model; further, for ordinary technicians in this field, they can be improved or transformed according to the above description, and all these improvements and transformations should belong to the scope of protection of the claims attached to the utility model.
Claims
1. A motor detection device, characterized in that: include: A detection component, used for being coaxially connected to the motor, and the detection component is used for performing performance detection on the motor; A bracket, comprising a base, a bracket body, a first adjustment structure and a second adjustment structure, wherein the bracket body is movably arranged on the base, and the bracket body is arranged opposite to the detection assembly, the bracket body is used to install the motor, the first adjustment structure is used to adjust the bracket body to move in a first direction, and the second adjustment structure is used to adjust the bracket body to move in a second direction; The first direction is the width direction of the base, the second direction is the height direction of the bracket, and the first direction and the second direction are perpendicular to each other.
2. The motor detection device according to claim 1, characterized in that: The bracket body comprises a first frame body and a second frame body, the first frame body is detachably connected to the second frame body, the base is detachably connected to the first frame body, and the second frame body is used to install the motor; The first adjustment structure is provided on the base and the first frame, the second adjustment structure is provided on the first frame and the second frame, the second adjustment structure drives the second frame to move along the second direction relative to the first frame, and the first adjustment structure drives the first frame to move along the first direction relative to the base.
3. The motor detection device according to claim 2, characterized in that: The first frame includes two support frames symmetrically arranged along the first direction, the symmetry axes of the two support frames are perpendicular to the first direction, the support frame includes a first plate body and a second plate body, the first plate body is vertically connected to the second plate body, the first plate body is parallel to the base, and the second plate body is parallel to the second frame body; The first adjustment structure is provided on the first plate and the base, and the first adjustment structure can drive the first plate to move along the first direction on the base. The second adjustment structure is provided on the second plate and the second frame, and the second adjustment structure can drive the second frame to move along the second direction on the second plate.
4. The motor detection device according to claim 3 is characterized in that , The first adjustment structure comprises a first groove and a first convex strip, wherein the first groove is arranged on the surface of the first plate body facing the base, and the first convex strip is arranged on the surface of the base body facing the first plate body, and the first convex strip is slidably matched with the first groove.
5. The motor detection device according to claim 3, characterized in that , The second adjustment structure includes a second groove and a second convex strip, the second groove is arranged on a surface of the second plate body away from the symmetry axis, the second convex strip is arranged on the outer surfaces of the second frame body on both sides away from the symmetry axis, and the second convex strip is slidably matched with the second groove.
6. The motor detection device according to claim 5, characterized in that: The second frame includes two third plates symmetrically arranged about the symmetry axis, the third plates are perpendicular to the base, the motor is located between the two third plates, the third plate is provided with a mounting through hole, the mounting through hole allows the rotating shaft of the motor to pass through, and the second convex strip is provided on the surface of the third plate facing the symmetry axis.
7. The motor detection device according to claim 6, characterized in that: The motor detection device further includes a first screw. The third plate body is provided with an arc-shaped through hole. The first screw passes through the arc-shaped through hole and is inserted into the motor. The first screw fixes the motor to the third plate body.
8. The motor detection device according to claim 6, characterized in that: The motor detection device also includes a second screw and a third screw. The first plate is provided with a first long through hole, and the second plate is provided with a second long through hole. The second screw passes through the first long through hole and the base in sequence, and the second screw fixes the first plate to the base. The third screw passes through the second long through hole and the third plate in sequence, and the third screw fixes the third plate to the second plate.
9. The motor detection device according to claim 2, characterized in that: The second adjustment structure also includes a wedge block, which is arranged between the base and the second frame. The inclined surface of the wedge block abuts against the second frame. When the base moves along the first direction, the wedge block can drive the second frame to move along the second direction.
10. The motor detection device according to any one of claims 1 to 9, characterized in that: The detection assembly includes a dynamometer and a box body. The dynamometer is arranged in the box body and is used to perform performance detection on the motor. The dynamometer is provided with a detection shaft, and the detection shaft is used to be coaxially connected with the rotating shaft of the motor.