CN220231828U - Supporting mechanism and testing device for motor test - Google Patents

Abstract

The utility model discloses a supporting mechanism and a testing device for motor testing, comprising: the shell comprises an annular base, two ends of the annular base are communicated with the outside, a first connecting piece and a second connecting piece are respectively connected to the two ends of the annular base, a movable space is formed in the annular base, the first connecting piece can be detachably connected with the shell of the tested motor, the second connecting piece can be connected with the outside test base, one end of the test structure penetrates out of the first connecting piece and can be connected with a rotor of the tested motor along with the connection of the first connecting piece and the shell, and one end of the test structure, far away from the tested motor, penetrates out of the second connecting piece and can be connected with a detection piece on the outside test base. The mode that is surveyed motor and first connecting piece and carry out detachable connection has reduced operator's the operation degree of difficulty and operation procedure, can be convenient for the operator to the installation and the dismantlement of surveyed motor to improve work efficiency.

Description

Supporting mechanism and testing device for motor test

Technical Field

The utility model relates to the technical field of motor testing, in particular to a supporting mechanism and a testing device for motor testing.

Background

The motor test fixture is a supporting device for motor detection operation, and in order to ensure whether the performance of motor research and development or production meets the technical requirements, the test is necessary, and along with the continuous development of technology, the manufacturing process requirements of people on the motor test fixture are higher and higher. The prior art discloses a motor test fixture, (China publication number: CN 218848286U), includes: the positioning base plate used for limiting the tested motor and the test support used for limiting the test mechanism are connected with the rotor assembly part of the tested motor through the test shaft, so that the data detection of the tested motor by the test mechanism is realized, but the coupling used for separating and connecting the test shaft is arranged on the test shaft, and when the tested motor is connected with the test mechanism, the operation steps of an operator are increased, and the working efficiency is reduced.

Disclosure of Invention

The utility model provides a supporting mechanism for motor test, which aims at the defects in the prior art and comprises: the shell comprises an annular base, two ends of the annular base are communicated with the outside, a first connecting piece and a second connecting piece are respectively connected to two ends of the annular base, a movable space is formed in the annular base, the first connecting piece can be detachably connected with the shell of the tested motor, the second connecting piece can be connected with the outside test base, the test structure is arranged in the movable space along the axial direction of the annular base, one end of the test structure penetrates out of the first connecting piece and can be connected with the rotor of the tested motor along with the connection of the first connecting piece and the shell, and one end of the test structure, far away from the tested motor, penetrates out of the second connecting piece and can be connected with the detection piece on the outside test base.

Preferably, the motor connecting piece and the first connecting piece on the tested motor can be detachably connected, and one end of the first connecting piece far away from the annular base abuts against one end of the motor connecting piece close to the annular base.

Preferably, the first connecting piece includes the first connecting portion that is equipped with first passageway in, and installs the second connecting portion on first connecting portion lateral wall, the activity space can be through first passageway and outside intercommunication, and the one end that is kept away from the motor under test of first connecting portion is connected with the one end that is close to the second connecting piece of annular base, the motor connecting piece can dismantle with the second connecting portion and be connected.

Preferably, the first connecting part is provided with a plurality of first mounting parts, the motor connecting piece is provided with a plurality of second mounting parts which are correspondingly arranged with the first mounting parts, the first mounting parts can be detachably connected with the corresponding second mounting parts, the second connecting part is provided with a plurality of third mounting parts, and one end, close to the first channel, of the annular base is provided with a plurality of fourth mounting parts which are connected with the corresponding third mounting parts.

Preferably, the first connecting portion is provided with an extension portion protruding outwards at one end far away from the annular base, the extension portion protrudes out of one end, far away from the annular base, of the second connecting portion, and the end, close to the annular base, of the motor connecting piece is concavely provided with a containing groove for containing the extension portion.

Preferably, one end of the first connecting portion, which is close to the annular base, is provided with an inwards concave limiting concave portion, one end of the annular base, which is close to the first channel, is provided with a limiting portion protruding towards the direction of the motor to be tested, and the limiting portion is arranged in the limiting concave portion.

Preferably, the second connecting portion is arranged around the outer peripheral side of the first connecting portion, the motor connecting piece protrudes out of the outer peripheral side of the motor to be tested and is arranged around the outer peripheral side of the motor to be tested, the limiting concave portion is arranged around the inner side wall of the first channel and is communicated with the first channel, and the limiting portion is arranged around one end, close to the first channel, of the annular base along the limiting concave portion.

Preferably, the test structure comprises a bearing assembly arranged in the movable space and a test rotating shaft sleeved in the bearing assembly, wherein the outer side wall of the bearing assembly is connected with the inner side wall of the movable space, one end of the test rotating shaft, which is far away from the external test base, is arranged in the first channel and is connected with the rotor of the tested motor, the second connecting piece is provided with a second channel communicated with the outside, and the end, which is far away from the tested motor, of the test rotating shaft is arranged in the second channel and is connected with the detection piece.

Preferably, the annular base is provided with a plurality of fifth installation parts near one end of the second channel, the second connecting piece is provided with a sixth installation part correspondingly connected with each fifth installation part, the bearing assembly comprises a first bearing and a second bearing sleeved on the test rotating shaft, the inner side wall of the annular base is convexly provided with a propping piece, one end of the first bearing far away from the second bearing is propped against one end of the propping piece far away from the first channel, the cross section area of the second channel is smaller than the cross section area of the movable space, and one end of the second bearing far away from the first bearing is propped against one end of the second connecting piece near the first channel.

The utility model also discloses a testing device, which comprises an external testing base and at least one supporting mechanism, wherein the cross section area of the second connecting piece is larger than that of the annular base, a plurality of seventh mounting parts are further arranged on the second connecting piece, each seventh mounting part is arranged outside the annular base, and a plurality of eighth mounting parts correspondingly connected with each seventh mounting part are arranged on the external testing base.

The supporting mechanism for motor test and the testing device disclosed by the utility model can be detachably connected with the shell, and the testing structure can be connected with the rotor of the motor to be tested along with the connection of the shell and the motor to be tested, so that the motor to be tested is mounted. In the process that the traditional motor to be tested is connected with the supporting mechanism, the motor to be tested and the testing structure are required to be connected through the coupler, and the motor to be tested is required to be limited and installed, but the mode that the motor to be tested and the first connecting piece are directly connected in a detachable mode reduces the operation difficulty and operation steps of an operator, and the motor to be tested can be conveniently installed and detached by the operator, so that the working efficiency is improved.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

fig. 1 is a schematic diagram illustrating connection between a supporting mechanism and a motor to be tested according to an embodiment of the present utility model.

Fig. 2 is a schematic cross-sectional view of a supporting mechanism and a motor under test according to an embodiment of the present utility model.

Fig. 3 is a schematic cross-sectional view of a housing and a motor under test according to an embodiment of the present utility model.

Fig. 4 is a schematic connection diagram of a first connector and a motor connector according to an embodiment of the present utility model.

Fig. 5 is an exploded view of a housing according to an embodiment of the present utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without creative efforts, based on the described embodiments of the present utility model fall within the protection scope of the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like in the description and in the claims, are not used for any order, quantity, or importance, but are used for distinguishing between different elements. Likewise, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.

In this embodiment, as shown in fig. 1 or 2, a supporting mechanism for motor test is disclosed, comprising: the shell 1 comprises an annular base 11, a first connecting piece 12 and a second connecting piece 13, wherein two ends of the annular base 11 are communicated with the outside, the first connecting piece 12 and the second connecting piece 13 are respectively connected to two ends of the annular base 11, a movable space 14 is formed in the annular base 11, the first connecting piece 12 can be detachably connected with a shell of a tested motor 3, the second connecting piece 13 can be connected with the outside test base, the test structure 2 is axially arranged in the movable space 14 along the annular base 11, one end of the test structure 2 is arranged outside the first connecting piece 12 in a penetrating mode and can be connected with a rotor 31 of the tested motor 3 along with the connection of the first connecting piece 12 and the shell 1, and one end of the test structure 2, far away from the tested motor 3, is arranged outside the second connecting piece 13 in a penetrating mode and can be connected with a detection piece on the outside test base. When the shell of the motor to be tested is connected with the first connecting piece, the test structure can be connected with the rotor of the motor to be tested, the first connecting piece can be connected with the shell of the motor to be tested to fix the motor to be tested on the shell, at the moment, the test structure can rotate in the movable space along with the rotation of the rotor, the operation state of the motor to be tested can be detected through the rotation of the test structure on the external test base, and the shell of the motor to be tested is detachably connected with the first connecting piece.

In the present embodiment, the motor connector 32 on the motor 3 to be tested is detachably connected to the first connector 12, and the end of the first connector 12 away from the annular base 11 abuts against the end of the motor connector 32 near the annular base 11. The first connecting piece can fix the tested motor on the shell, so that the tested motor in the running state can be kept stable on the shell, and accurate data in test detection of the tested motor can be guaranteed.

In this embodiment, as shown in fig. 2-5, the first connecting member 12 includes a first connecting portion 122 having a first channel 121 therein, and a second connecting portion 123 mounted on an outer side wall of the first connecting portion 122, the movable space 14 can be communicated with the outside through the first channel 121, one end of the first connecting portion 122 away from the motor 3 to be tested is connected with one end of the annular base 11 near the second connecting member 13, and the motor connecting member 32 is detachably connected with the second connecting portion 123. The mode that second connecting portion installed on first connecting portion lateral wall is favorable to increasing the area of contact with the motor connecting piece, can improve the stability that the motor was installed on the casing. The first connecting portion 122 is provided with a plurality of first mounting portions 1221, the motor connecting member 32 is provided with a plurality of second mounting portions 321 corresponding to the first mounting portions 1221, the first mounting portions 1221 can be detachably connected with the corresponding second mounting portions 321, the second connecting portion 123 is provided with a plurality of third mounting portions 1231, and one end of the annular base 11, which is close to the first channel 121, is provided with a plurality of fourth mounting portions 111 connected with the corresponding third mounting portions 1231. Each first installation department is arranged outside the annular base along with the first connection part, so that the first connection part is not limited by other parts when being connected or detached with the second connection part, an operator can conveniently install or detach the motor to be tested, the working efficiency of the operator can be improved, and the corresponding connection of each first installation department and each second installation department is beneficial to the operation of positioning the installation of the motor to be tested while the connection stability between the motor to be tested and the shell is improved.

In this embodiment, the first connecting portion 122 is provided with an extending portion 1222 protruding outwards at an end far from the annular base 11, the extending portion 1222 protrudes out of an end of the second connecting portion 123 far from the annular base 11, and an end of the motor connecting member 32 near the annular base 11 is concavely provided with a receiving groove 322 for receiving the extending portion 1222. The extension part can limit the installation position of the motor to be tested on the first connecting part, so that the motor to be tested does not move on the plane of the first connecting part, and the installation stability of the motor to be tested on the shell is improved. An inward concave limit concave 1223 is disposed at one end of the first connection portion 122 near the annular base 11, a limit portion 112 protruding toward the direction of the tested motor 3 is disposed at one end of the annular base 11 near the first channel 121, and the limit portion 112 is disposed in the limit concave 1223. When the first connecting piece is connected with the annular base, the first connecting piece does not generate plane movement on the annular base through the limiting effect of the limiting concave part and the limiting part, so that the stability of connection between the first connecting piece and the annular base is improved.

In the present embodiment, in which the second connection portion 123 is arranged around the outer peripheral side of the first connection portion 122, the motor connection member 32 protrudes from the outer peripheral side of the motor 3 to be measured and is arranged around the outer peripheral side of the motor 3 to be measured, connection and disconnection with the first connection portion can be facilitated. The limiting recess 1223 is disposed on the inner sidewall of the first channel 121 and is in communication with the first channel 121, and the limiting portion 112 is disposed along the limiting recess 223 at one end of the annular base 11 near the first channel 121, and the limiting portion can enter the limiting recess, so as to increase the stability of the connection between the first connection portion and the annular base.

In this embodiment, the test structure 2 includes a bearing assembly 21 disposed in the movable space 14, and a test rotating shaft 22 sleeved in the bearing assembly 21, wherein an outer sidewall of the bearing assembly 21 is connected with an inner sidewall of the movable space 14, an end of the test rotating shaft 22 away from an external test base is disposed in the first channel 121 and connected with the rotor 31 of the tested motor 3, the second connecting member 13 is provided with a second channel 133 communicating with the outside, and an end of the test rotating shaft 22 away from the tested motor 3 is disposed in the second channel 133 and connected with the detecting member. The test rotating shaft is connected in the movable space and can be connected with the tested motor and the external test base through two ends respectively, so that the detection piece of the external test base can detect the output of the tested motor.

In this embodiment, the annular base 11 is provided with a plurality of fifth mounting portions 113 near one end of the second channel 133, the second connecting member 13 is provided with a sixth mounting portion 131 correspondingly connected to each fifth mounting portion 113, the bearing assembly 21 includes a first bearing 211 and a second bearing 212 sleeved on the test rotating shaft 22, the inner side wall of the annular base 11 is convexly provided with an abutting member 114, one end of the first bearing 211 away from the second bearing 212 abuts against one end of the abutting member 114 away from the first channel 121, the cross-sectional area of the second channel 133 is smaller than the cross-sectional area of the movable space 14, and one end of the second bearing 212 away from the first bearing 211 abuts against one end of the second connecting member 13 near the first channel 131. The first bearing and the second bearing can limit the test rotating shaft, and the test rotating shaft can only rotate along with the first bearing and the second bearing by the clamping limitation of the abutting piece and the second connecting piece, so that the reliability of test data of the tested motor can be improved while the tested motor is conveniently detected by the external test base.

In another embodiment, a testing device is also disclosed, the device includes an external testing base and at least one supporting mechanism connected with the external testing base, the cross-sectional area of the second connecting piece 13 is larger than that of the annular base 11, a plurality of seventh mounting portions 132 are further provided on the second connecting piece 13, each seventh mounting portion 132 is disposed outside the annular base 11, and a plurality of eighth mounting portions correspondingly connected with each seventh mounting portion 132 are provided on the external testing base. The supporting mechanism can be arranged on the external test base through the connection of each seventh installation part and each eighth installation part, so that the stability of the supporting mechanism on the external test base can be increased, the data accuracy of the output detection of the tested motor can be improved, the connection of the multiple supporting structures and the external test base can be reduced when the tested motor is detected, and the connection and disassembly steps of the external test base and the supporting mechanism can be reduced, so that the work efficiency can be improved.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

In summary, the foregoing description is only of the preferred embodiments of the present utility model, and all equivalent changes and modifications made in accordance with the claims should be construed to fall within the scope of the utility model.

Claims (10)

1. A support mechanism for motor testing, comprising:

the shell comprises an annular base with two ends communicated with the outside, and a first connecting piece and a second connecting piece which are respectively connected with the two ends of the annular base, wherein a movable space is arranged in the annular base, the first connecting piece can be detachably connected with the shell of the tested motor, and the second connecting piece can be connected with the outside test base;

the testing structure is arranged in the movable space along the axial direction of the annular base, one end of the testing structure penetrates out of the first connecting piece and can be connected with the rotor of the tested motor along with the connection of the first connecting piece and the shell, and one end of the testing structure, which is far away from the tested motor, penetrates out of the second connecting piece and can be connected with the detection piece on the external testing base.

2. The support mechanism for motor testing according to claim 1, wherein: the motor connecting piece on the tested motor can be detachably connected with the first connecting piece, and one end of the first connecting piece, which is far away from the annular base, is abutted against one end of the motor connecting piece, which is close to the annular base.

3. The support mechanism for motor testing according to claim 2, wherein: the first connecting piece is including the first connecting portion that is equipped with first passageway in, and install the second connecting portion on first connecting portion lateral wall, the activity space can be through first passageway and outside intercommunication, and the one end that is kept away from by the motor of survey of first connecting portion is connected with the one end that annular base is close to the second connecting piece, motor connecting piece and second connecting portion can dismantle and be connected.

4. A support mechanism for motor testing according to claim 3, wherein: be equipped with a plurality of first installation department on the first connecting portion, be equipped with on the motor connecting piece with a plurality of second installation department that each first installation department corresponds to be arranged, first installation department can carry out detachable connection with the second installation department that corresponds, be equipped with a plurality of third installation department on the second connecting portion, annular base is close to the one end of first passageway and is equipped with a plurality of fourth installation department that are connected with each corresponding third installation department.

5. The support mechanism for motor testing as claimed in claim 4, wherein: the first connecting portion is provided with an extension portion protruding outwards at one end far away from the annular base, the extension portion protrudes out of one end, far away from the annular base, of the second connecting portion, and the end, close to the annular base, of the motor connecting piece is concavely provided with a containing groove for containing the extension portion.

6. The support mechanism for motor testing of claim 5, wherein: the one end that first connecting portion is close to annular base is equipped with the spacing concave part of inwards sunken, and the one end that annular base is close to first passageway is equipped with the spacing portion to the salient of measured motor direction, spacing portion is arranged in spacing concave part.

7. The support mechanism for motor testing of claim 6, wherein: the second connecting part is arranged on the peripheral side of the first connecting part in a surrounding mode, the motor connecting part protrudes out of the peripheral side of the motor to be tested and is arranged in a surrounding mode along the peripheral side of the motor to be tested, the limiting concave part is arranged on the inner side wall of the first channel in a surrounding mode and is communicated with the first channel, and the limiting part is arranged at one end, close to the first channel, of the annular base in a surrounding mode along the limiting concave part.

8. The support mechanism for motor testing of claim 7, wherein: the test structure comprises a bearing assembly arranged in the movable space and a test rotating shaft sleeved in the bearing assembly, wherein the outer side wall of the bearing assembly is connected with the inner side wall of the movable space, one end of the test rotating shaft, which is far away from the external test base, is arranged in the first channel and is connected with a rotor of the tested motor, the second connecting piece is provided with a second channel communicated with the outside, and the end, which is far away from the tested motor, of the test rotating shaft is arranged in the second channel and is connected with the detection piece.

9. The support mechanism for motor testing of claim 8, wherein: the annular base is close to one end of the second channel and is provided with a plurality of fifth installation parts, the second connecting piece is provided with sixth installation parts which are correspondingly connected with the fifth installation parts, the bearing assembly comprises a first bearing and a second bearing which are sleeved on the test rotating shaft, the inner side wall of the annular base is convexly provided with a propping piece, one end of the first bearing, which is far away from the second bearing, is propped against one end of the propping piece, which is far away from the first channel, the cross section area of the second channel is smaller than that of the movable space, and one end of the second bearing, which is far away from the first bearing, is propped against one end of the second connecting piece, which is close to the first channel.

10. A test device, characterized in that: the test device comprises a test base and the supporting mechanism as claimed in any one of claims 1-9, wherein the cross section area of the second connecting piece is larger than that of the annular base, a plurality of seventh installation parts are further arranged on the second connecting piece, each seventh installation part is arranged outside the annular base, and a plurality of eighth installation parts correspondingly connected with each seventh installation part are arranged on the test base.