CN217789436U - Connecting structure of motor end cover and casing - Google Patents
Connecting structure of motor end cover and casing Download PDFInfo
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- CN217789436U CN217789436U CN202122298358.5U CN202122298358U CN217789436U CN 217789436 U CN217789436 U CN 217789436U CN 202122298358 U CN202122298358 U CN 202122298358U CN 217789436 U CN217789436 U CN 217789436U
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- end cover
- mounting groove
- retaining member
- casing
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Abstract
The utility model relates to a connection structure of motor end cover and casing belongs to the field of motor assembly technique, and it includes the casing body and installs in the end cover body at casing body both ends, first mounting groove has been seted up to the inner wall of casing body, the second mounting groove that corresponds with first mounting groove is seted up to the outer wall of end cover body, install the retaining member in the second mounting groove, be provided with on the end cover body and drive the driving piece that drives retaining member and carry out locking towards the direction motion of first mounting groove and to end cover body and casing body. This application plays the effect of saving casing installation space.
Description
Technical Field
The application relates to the field of motor assembly technology, in particular to a connecting structure of a motor end cover and a casing.
Background
The motor is an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law.
The motor outside is provided with the casing of protection motor, and in the correlation technique, the connected mode of motor end cover and casing is as follows, extends the engaging lug respectively on the front and back end cover of motor, adopts the long screw to pass the motor casing to stretch out the engaging lug that corresponds with the both ends of long screw from the past back end cover, through the fixed taut of nut, can realize the fixed of motor housing and end cover, make the reliable installation of motor in the casing.
In view of the above-mentioned related art, the inventor believes that when a long screw penetrates through a motor casing, a space needs to be reserved in the motor casing, resulting in a large casing volume.
SUMMERY OF THE UTILITY MODEL
In order to improve the above problem, the present application provides a connection structure of a motor end cover and a casing.
The application provides a connection structure of motor end cover and casing adopts following technical scheme:
the utility model provides a connection structure of motor end cover and casing, includes the casing body and installs in the end cover body at casing body both ends, first mounting groove has been seted up to the inner wall of casing body, the second mounting groove that corresponds with first mounting groove is seted up to the outer wall of end cover body, install the retaining member in the second mounting groove, be provided with on the end cover body and drive the driving piece that drives the retaining member and move towards the direction of first mounting groove and carry out locking to end cover body and casing body.
Through adopting above-mentioned technical scheme, install the end cover body in the tip of casing body for first mounting groove and second mounting groove correspond each other, driving piece drive retaining member moves towards the direction of first mounting groove, makes the retaining member can block simultaneously and locate in first mounting groove and the second mounting groove, can originally lock end cover body and casing. The installation space of the fixing part for fixing the end cover body is not required to be reserved in the shell body, so that the space can be saved, the size of the shell body is reduced, and the occupied area of the shell body is also reduced.
Preferably, the driving piece is the screw, a plurality of screw holes have been seted up on the end cover body, and is a plurality of the circumference of retaining member is distributed, and is a plurality of along the screw hole all communicates with the second mounting groove, the retaining member stretches into in the locking hole, the screw install in the threaded hole and offset with the retaining member, work as when the screw is installed in the threaded hole, retaining member blocks simultaneously and locates in first mounting groove and the second mounting groove.
Through adopting above-mentioned technical scheme, the screw mounting is in the threaded hole, and the part that the screw stretched into the screw hole will offset with the part that the retaining member stretched into the screw hole, when the screw lastingly stretches into the screw hole, can with in retaining member orientation propelling movement of keeping away from the second mounting groove and getting into first mounting groove for in retaining member can block simultaneously locates first mounting groove and second mounting groove, fixes end cover body and casing body.
Preferably, the retaining member is the elasticity jump ring, the screw hole is seted up along the axial of end cover body, the tip that the screw stretches out the screw hole sets up to the toper, the inner wall of retaining member offsets with the outer wall of screw.
Through adopting above-mentioned technical scheme, set up the tip of screw into the toper, can be convenient for with retaining member propelling movement gradually towards the direction of first mounting groove for the retaining member can be reliable the card locate in first mounting groove and second mounting groove, so that reliably fix between casing body and the end cover body.
Preferably, the lateral wall that is close to the casing body edge of first mounting groove sets up to the installation face, the installation face sets up towards the direction slope of keeping away from first mounting groove, retaining member offsets with the installation face.
Through adopting above-mentioned technical scheme, the screw mounting is in the screwed hole and with the direction propelling movement of retaining member towards first mounting groove, the retaining member will offset with the installation face, when the screw continuously applied force to the retaining member, the retaining member will slide towards first mounting groove along the mounting surface for retaining member and casing body coupling's is inseparabler, thereby can be through the retaining member with casing body and end cover body reliable connection.
Preferably, the width of the first installation groove is 1.35 to 1.45 times the width of the second installation groove, and the orthographic projection of the second installation groove falls into the first installation groove and the installation surface simultaneously.
Through adopting above-mentioned technical scheme, can be convenient for the retaining member to install in first mounting groove to because the installation face slope sets up, when the retaining member lasts to get into first mounting groove, the retaining member will produce on the installation face and warp, increases the frictional force between retaining member and the installation face, thereby can reliably be connected casing body and end cover body through the retaining member.
Preferably, the two ends of the inner wall of the shell body are both provided with first guide inclined planes, the two first guide inclined planes incline towards the direction away from each other, and the outer wall of one end, extending into the shell body, of the end cover body is provided with a second guide inclined plane;
the end cover body is far away from the one end extension of second direction inclined plane has the locating plate, the one side of locating plate towards the end cover body offsets with the terminal surface of casing body.
Through adopting above-mentioned technical scheme, during the installation end cover body, the installation of installation end cover can be convenient for on first direction inclined plane and the second direction inclined plane. In addition, the arrangement of the first guide inclined plane can further enable the end cover body and the machine shell body to be attached to each other, and even if the root of the matching surface of the end cover body is not completely back-gouged, the assembly between the end cover body and the machine shell body is not easily influenced.
Preferably, the embedded a plurality of locating pieces that are equipped with of lateral wall of retaining member, it is a plurality of the locating piece distributes along the circumference of retaining member, the locating piece is located corresponding screw hole department respectively.
Through adopting above-mentioned technical scheme, when the screw was with retaining member towards the inside propelling movement of first mounting groove, the locating piece will stretch into first mounting groove in, because the locating piece is difficult to produce and warp to can be more reliable with the installation of casing body and end cover body.
Preferably, the locking piece is provided with positioning protrusions at two ends of the positioning block, the bottom of the second mounting groove is provided with a positioning groove, and the positioning groove is matched with the positioning protrusions.
Through adopting above-mentioned technical scheme, during the installation retaining member, with the installation of mutually supporting of positioning protrusion and positioning groove for the position of locating piece and screw corresponds, so that the screw with the direction propelling movement of locating piece towards first mounting groove.
In summary, the present application includes at least one of the following beneficial technical effects:
the first mounting groove, the second mounting groove, the locking part and the driving part are arranged, so that the effect of reducing the volume of the machine shell body can be achieved;
the installation surface is arranged, so that the friction force between the locking piece and the installation surface is increased, and the shell body and the end cover body can be reliably connected through the locking piece;
through setting up the locating piece, can play the effect with the reliable installation of casing body and end cover body.
Drawings
FIG. 1 is an exploded view of an embodiment of the present application for illustrating the connection between an end cap and a housing;
FIG. 2 is a partial sectional view of an embodiment of the present application for illustrating a connection relationship between an end cap and a housing;
FIG. 3 is an enlarged view of the portion A of FIG. 2;
fig. 4 is a schematic structural diagram for embodying the structure between the locking member and the end cap in the embodiment of the present application.
Description of reference numerals: 1. a housing body; 11. a first mounting groove; 12. a mounting surface; 13. a first guide slope; 2. an end cap body; 21. a second mounting groove; 22. a threaded hole; 23. a second guide slope; 24. positioning a plate; 3. a locking member; 31. positioning blocks; 32. positioning a projection; 4. and (4) screws.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses connection structure of motor end cover and casing. Referring to fig. 1, a connection structure of a motor end cover and a motor casing comprises a casing body 1 and two end cover bodies 2, wherein the two end cover bodies 2 are respectively installed at two ends of the casing body 1, and the casing body 1 is connected with the end cover bodies 2 through locking pieces 3. When the end cover body 2 penetrates through the end part of the casing body 1, the casing body 1 and the end cover body 2 are locked by driving the locking piece 3 through the driving piece.
Referring to fig. 2 and 3, first guiding inclined planes 13 are respectively arranged at two ends of the inner wall of the casing body 1, the two first guiding inclined planes 13 incline towards the direction deviating from each other, and a second guiding inclined plane 23 is arranged on the outer wall of one end of the end cover body 2 extending into the casing body 1. When the end cover body 2 extends into the case body 1, reliable alignment between the end cover body 2 and the case body 1 is not required in advance, and even if there is a deviation between the end cover body 2 and the case body 1, the first guide inclined plane 13 and the first guide inclined plane 13 slide relatively, the end cover body 2 and the case body 1 can also be reliably aligned. The one end that second direction inclined plane 23 was kept away from to end cover body 2 extends there is locating plate 24, and locating plate 24 offsets with the terminal surface of casing body 1 towards the one side of end cover body 2, is formed with the headspace between locating plate 24 and the first direction inclined plane 13 for laminate more between end cover body 2 and the casing body 1, even the fitting surface root back chipping of end cover body 2 is incomplete, also be difficult for influencing the assembly between end cover body 2 and the casing body 1.
Referring to fig. 3 and 4, the two ends of the casing body 1 are located on the inner wall of the casing body 1 and are provided with annular first mounting grooves 11 along the circumferential direction thereof. An annular second mounting groove 21 is formed in the outer wall of the end cover body 2 along the circumferential direction of the outer wall, and when the end cover body 2 is inserted into the end portion of the machine shell body 1, the first mounting groove 11 and the first mounting groove 11 are oppositely communicated. First mounting groove 11 is close to casing body 1 edge and is provided with installation face 12, and installation face 12 sets up towards the direction slope of keeping away from first mounting groove 11 for first mounting groove 11 is trapezoidal setting. The width of the first installation groove 11 is 1.35 times to 1.45 times of the width of the second installation groove 21, and in this embodiment, the width of the first installation groove 11 is 1.4 times of the width of the second installation groove 21. The orthographic projection of the second mounting groove 21 falls on both the first mounting groove 11 and the mounting surface 12, and preferably, half of the orthographic projection of the second mounting groove 21 falls on the bottom of the first mounting groove 11, and the other half falls on the mounting surface 12.
Referring to fig. 4, the locking member 3 is an elastic clamp spring, and the driving member is a screw 4 with a conical end. Threaded hole 22 runs through along its thickness direction end cover body 2, and threaded hole 22 has seted up a plurality of, and this implementation is preferred four, four threaded hole 22 evenly distributed and the circumference of end cover, every threaded hole 22 all with second mounting groove 21 intercommunication. When the locking member 3 is clamped in the second mounting groove 21, the side wall of the locking member 3 extends into the threaded hole 22. Screw 4 stretches into screw hole 22, and the tip lateral wall of screw 4 will contact with retaining member 3's lateral wall, and when screw 4 lastingly stretched into screw hole 22, retaining member 3 was gradually pushed into first mounting groove 11 to the conical surface of screw 4 for retaining member 3 can be blocked simultaneously and locate in first mounting groove 11 and second mounting groove 21, fix end cover body 2 and housing body 1.
Referring to fig. 4, in order to reliably lock the first and second mounting grooves 11 and 21, a plurality of positioning blocks 31 are embedded in the side wall of the locking member 3, the positioning blocks 31 are made of polycarbonate, and the positioning blocks 31 are respectively located at the corresponding threaded holes 22. Positioning protrusions 32 are arranged at two ends of the positioning block 31 on the locking member 3, and a positioning groove matched with the positioning protrusions 32 is formed at the bottom of the second mounting groove 21. When the locking member 3 is installed, the positioning protrusions 32 correspond to the positioning grooves after installation, so that the positioning blocks 31 correspond to the threaded holes 22, the screws 4 penetrate through the threaded holes 22, the positioning blocks 31 can be pushed towards the first mounting groove 11, and finally, when the screws 4 are installed in the threaded holes 22, the positioning blocks 31 can be clamped in the first mounting groove 11 and the second mounting groove 21 simultaneously, so that reliable installation is realized between the end cover body 2 and the machine shell body 1.
The implementation principle of the connection structure of the motor end cover and the casing in the embodiment of the application is as follows: first locate retaining member 3 card in second mounting groove 21, then install end cover body 2 in casing body 1, at the screw hole 22 of end cover body 2 internal fixation screw 4 afterwards, through 4 with retaining member 3 propelling movement in first mounting groove 11 of screw, when screw 4 installs in screw hole 22 completely, retaining member 3 will block simultaneously and locate in first mounting groove 11 and second mounting groove 21, can fix between end cover body 2 and the casing body 1.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a connection structure of motor end cover and casing, includes casing body (1) and installs in end cover body (2) at casing body (1) both ends, its characterized in that: first mounting groove (11) have been seted up to the inner wall of casing body (1), second mounting groove (21) that correspond with first mounting groove (11) are seted up to the outer wall of end cover body (2), install retaining member (3) in second mounting groove (21), be provided with on end cover body (2) and drive retaining member (3) and carry out the driving piece that locks towards the direction motion of first mounting groove (11) and to end cover body (2) and casing body (1).
2. The connecting structure of the motor end cover and the casing of claim 1, wherein: the driving piece is screw (4), a plurality of screw holes (22) have been seted up on end cover body (2), and is a plurality of the circumference distribution of retaining member (3) is followed in screw hole (22), and is a plurality of screw hole (22) all communicate with second mounting groove (21), retaining member (3) stretch into in the locking hole, screw (4) are installed in screw hole (22) and are offseted with retaining member (3) work as when screw (4) are installed in screw hole (22), retaining member (3) block simultaneously and locate in first mounting groove (11) and second mounting groove (21).
3. The connecting structure of the motor end cover and the casing of claim 2, wherein: retaining member (3) are the elasticity jump ring, screw hole (22) are seted up along the axial of end cover body (2), the tip that screw hole (22) are stretched out in screw (4) sets up to the toper, the inner wall of retaining member (3) offsets with the outer wall of screw (4).
4. A connecting structure of a motor end cover and a motor case according to claim 3, characterized in that: a side wall, close to casing body (1) edge, of first mounting groove (11) sets up to installation face (12), installation face (12) set up towards the direction slope of keeping away from first mounting groove (11), retaining member (3) offset with installation face (12).
5. The connecting structure of the motor end cover and the motor case as claimed in claim 4, wherein: the width of the first mounting groove (11) is 1.35 times to 1.45 times of the width of the second mounting groove (21), and the orthographic projection of the second mounting groove (21) falls into the first mounting groove (11) and the mounting surface (12) simultaneously.
6. The connecting structure of the motor end cover and the casing of claim 1, wherein: the two ends of the inner wall of the machine shell body (1) are respectively provided with a first guide inclined plane (13), the two first guide inclined planes (13) incline towards the direction of departure, and the outer wall of one end, extending into the machine shell body (1), of the end cover body (2) is provided with a second guide inclined plane (23);
one end, far away from second direction inclined plane (23), of end cover body (2) extends and has locating plate (24), the one side of locating plate (24) towards end cover body (2) offsets with the terminal surface of casing body (1).
7. A connecting structure of a motor end cover and a motor case according to claim 3, characterized in that: the embedded a plurality of locating pieces (31) that are equipped with of lateral wall of retaining member (3), it is a plurality of the circumference distribution of retaining member (3) is followed in locating piece (31), locating piece (31) are located corresponding screw hole (22) separately and locate.
8. The connecting structure of the motor end cover and the casing of claim 7, wherein: the both ends that just are located locating piece (31) on retaining member (3) all are provided with location arch (32), positioning groove has been seted up to the tank bottom of second mounting groove (21), positioning groove and location arch (32) cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122298358.5U CN217789436U (en) | 2021-09-22 | 2021-09-22 | Connecting structure of motor end cover and casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122298358.5U CN217789436U (en) | 2021-09-22 | 2021-09-22 | Connecting structure of motor end cover and casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217789436U true CN217789436U (en) | 2022-11-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122298358.5U Active CN217789436U (en) | 2021-09-22 | 2021-09-22 | Connecting structure of motor end cover and casing |
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| CN (1) | CN217789436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024131641A1 (en) * | 2022-12-20 | 2024-06-27 | 浙江联宜电机有限公司 | Motor end cover and casing fixing structure |
-
2021
- 2021-09-22 CN CN202122298358.5U patent/CN217789436U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024131641A1 (en) * | 2022-12-20 | 2024-06-27 | 浙江联宜电机有限公司 | Motor end cover and casing fixing structure |
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Address after: No.158, Yangguang Road, Luoyang Town, Wujin District, Changzhou City, Jiangsu Province, 213000 Patentee after: Changzhou Duowei Electric Co.,Ltd. Address before: No.158, Yangguang Road, Luoyang Town, Wujin District, Changzhou City, Jiangsu Province, 213000 Patentee before: CHANGZHOU DUOWEI ELECTRIC Co.,Ltd. |