CN212381018U - Fixing piece convenient for installation of horizontal motor - Google Patents
Fixing piece convenient for installation of horizontal motor Download PDFInfo
- Publication number
- CN212381018U CN212381018U CN202021490129.2U CN202021490129U CN212381018U CN 212381018 U CN212381018 U CN 212381018U CN 202021490129 U CN202021490129 U CN 202021490129U CN 212381018 U CN212381018 U CN 212381018U
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- Prior art keywords
- bracket
- support
- horizontal motor
- compression bolt
- bolt
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- Expired - Fee Related
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- 238000009434 installation Methods 0.000 title claims abstract description 28
- 230000006835 compression Effects 0.000 claims abstract description 44
- 238000007906 compression Methods 0.000 claims abstract description 44
- 238000003825 pressing Methods 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000013016 damping Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 8
- 230000017525 heat dissipation Effects 0.000 description 9
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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Abstract
The utility model provides a mounting convenient to horizontal motor installation belongs to auto-parts technical field. The fixing support comprises a first support, a second support, a first compression bolt and a second compression bolt, the first support and the second support are arranged at intervals, the first compression bolt is inserted into the first support, the second compression bolt is inserted into the second support, the first compression bolt and the second compression bolt are arranged coaxially, a first elastic base plate is arranged at one end, close to the second support, of the first compression bolt, and a second elastic base plate is arranged at one end, close to the first support, of the second compression bolt. The base is provided with a mounting surface for supporting the horizontal motor, the mounting surface is provided with two sliding grooves, the length directions of the two sliding grooves are parallel to the rotating shaft direction of the horizontal motor, and the first support and the second support are slidably mounted in the two sliding grooves respectively. The contact area between the fixing piece and the horizontal motor can be increased, the installation is convenient, and the fixing effect is good.
Description
Technical Field
The utility model relates to the technical field of auto-parts, in particular to mounting convenient to horizontal motor installation.
Background
The motor is an indispensable component of an automobile, a rotating magnetic field is generated by utilizing an electrified coil and acts on a rotor to form magnetoelectric power rotating torque, and the automobile needs the motor to charge a storage battery, strike sparks and drive other in-automobile electrical equipment and the like.
In the related art, the motor is arranged on the mounting bracket, and the motor and the mounting bracket are locked and fixed by adopting a fixing piece arranged around a motor shell, so that the motor is horizontally and fixedly arranged on the automobile.
When the motor is in the horizontality, the shell of the motor usually has a heat dissipation port arranged circumferentially, the fixing piece in the related technology is simple in structure, the fixing piece is directly contacted with the heat dissipation port, the contact area is small, the fixing effect is poor, and the motor is difficult to mount due to loosening caused by vibration generated during the working process of the motor.
SUMMERY OF THE UTILITY MODEL
The embodiment of the disclosure provides a fixing piece convenient for installation of a horizontal motor, which improves the contact area between the fixing piece and the horizontal motor, facilitates installation and improves the fixing effect of the fixing piece. The technical scheme is as follows:
the embodiment of the present disclosure provides a mounting convenient to horizontal motor installation, this mounting includes: a fixed bracket and a base seat, wherein,
the fixed support comprises a first support, a second support, a first compression bolt and a second compression bolt, the first support and the second support are arranged at intervals, the first compression bolt is inserted on the first support, the second compression bolt is inserted on the second support, the first compression bolt and the second compression bolt are coaxially arranged, one end of the first compression bolt close to the second support is provided with a first elastic cushion plate, one end of the second compression bolt close to the first support is provided with a second elastic cushion plate,
the base is provided with a mounting surface for supporting the horizontal motor, the mounting surface is provided with two sliding grooves, the length directions of the two sliding grooves are parallel to the rotating shaft direction of the horizontal motor, and the first support and the second support are slidably mounted in the two sliding grooves respectively.
Optionally, the first bracket has a first sleeve thereon, the second bracket has a second sleeve thereon, the first sleeve and the second sleeve are coaxially arranged, the first compression bolt is in threaded connection with the first sleeve, and the second compression bolt is in threaded connection with the second sleeve.
Optionally, one end of the first compression bolt, which is close to the second support, is provided with a first slot, the first elastic cushion plate is provided with a first protrusion matched with the first slot, and the first elastic cushion plate is inserted into the first slot through the first protrusion; one end of the second pressing bolt close to the first support is provided with a second slot, a second protrusion matched with the second slot is arranged on the second elastic base plate, and the second elastic base plate is inserted into the second slot through the second protrusion.
Optionally, the first and second protrusions have anti-slip threads thereon.
Optionally, the two sliding grooves are dovetail grooves, and dovetail bosses matched with the sliding grooves are arranged on the first support and the second support.
Optionally, the fixing member further includes a third bracket, and both ends of the third bracket are connected to the first bracket and the second bracket, respectively.
Optionally, one end of the third support is hinged to one of the first support and the second support, a hinge axis of the third support is parallel to a rotating shaft direction of the horizontal motor, and the other end of the third support is detachably connected to the other one of the first support and the second support.
Optionally, a third hold-down bolt is inserted into the third bracket, an axial direction of the third hold-down bolt is perpendicular to the mounting surface, and a third elastic cushion plate is arranged at one end of the third hold-down bolt close to the mounting surface.
Optionally, the first elastic backing plate, the second elastic backing plate and the third elastic backing plate are all high damping rubber backing plates.
Optionally, the fixed bracket and the base are both steel structural members.
The beneficial effects brought by the technical scheme provided by the embodiment of the disclosure at least comprise:
the base is connected with the mounting bracket and bears the horizontal motor through the mounting surface of the base, the base is provided with a first support and a second support which are symmetrically arranged on two sides of the horizontal motor, and the first elastic base plate and the second elastic base plate are made to abut against the shell of the horizontal motor by screwing a first compression bolt on the first support and a second compression bolt on the second support, so that the horizontal motor is fixed on the base. The positions of the first support and the second support relative to the horizontal motor are adjusted in the length direction of the two sliding grooves, the first elastic base plate and the second elastic base plate can be moved to the position, which is not provided with a heat dissipation port, on the shell of the horizontal motor and then clamped and fixed, and different fixed positions can be selected for clamping and fixing the horizontal motors with different specifications. The contact area between the fixing piece and the horizontal motor is increased, the installation is convenient, and the fixing effect of the fixing piece is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
FIG. 1 is a front view of a fastener provided in accordance with an embodiment of the present disclosure;
FIG. 2 is a left side view of a fastener construction provided in accordance with an embodiment of the present disclosure;
fig. 3 is a top view of a fixing member according to an embodiment of the present disclosure.
Detailed Description
To make the objects, technical solutions and advantages of the present disclosure more apparent, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.
In the related art, the motor is arranged on the mounting bracket, and the motor and the mounting bracket are locked and fixed by adopting a fixing piece arranged around a motor shell, so that the motor is horizontally and fixedly arranged on the automobile.
When the motor is in the horizontality, the shell of the motor usually has a heat dissipation port arranged circumferentially, the fixing piece in the related technology is simple in structure, the fixing piece is directly contacted with the heat dissipation port, the contact area is small, the fixing effect is poor, and the motor is difficult to mount due to loosening caused by vibration generated during the working process of the motor.
Fig. 1 is a front view of a fastener provided in an embodiment of the present disclosure. Fig. 2 is a left side view of a structure of a fixing member provided in an embodiment of the present disclosure. Fig. 3 is a top view of a fixing member according to an embodiment of the present disclosure. As shown in fig. 1 to 3, the present inventors have provided a fixture for facilitating installation of a horizontal motor by practice, comprising a fixing bracket 100 and a base 200. Wherein the content of the first and second substances,
the fixing bracket 100 includes a first bracket 110, a second bracket 120, a first press bolt 130, and a second press bolt 140, and the first bracket 110 and the second bracket 120 are spaced apart. The first compression bolt 130 is inserted on the first bracket 110, the second compression bolt 140 is inserted on the second bracket 120, the first compression bolt 130 and the second compression bolt 140 are coaxially arranged, one end of the first compression bolt 130 close to the second bracket 120 is provided with a first elastic cushion plate 131, and one end of the second compression bolt 140 close to the first bracket 110 is provided with a second elastic cushion plate 141.
The base 200 is provided with a mounting surface 210 for supporting the horizontal motor m, the mounting surface 210 is provided with two sliding grooves 211, and the length directions of the two sliding grooves 211 are parallel to the rotating shaft direction of the horizontal motor m. The first bracket 110 and the second bracket 120 are slidably installed in the two slide grooves 211, respectively.
In the embodiment of the present disclosure, in the process of installing the horizontal motor m in the automobile, the horizontal motor m and the installation bracket are locked and fixed by the fixing member. Wherein, the fixing piece is connected with the mounting bracket through the base 200, the horizontal motor m is placed on the mounting surface 210 of the base 200, and is interposed between the first bracket 110 and the second bracket 120, and then the first compression bolt 130 provided on the first bracket 110 is screwed, and a second pressing bolt 140 on the second bracket 120, so that the first elastic pad 131 on the first pressing bolt 130 and the second elastic pad 141 on the second pressing bolt 140 are abutted against the outer surface of the horizontal motor m, by providing a first elastic pad 131 at one end of the first pressing bolt 130 for abutting against the horizontal motor m, a second elastic pad plate 141 is provided at one end of the second pressing bolt 140 for abutting against the horizontal motor m, the end faces of the screws of the first and second compression bolts 130 and 140 can be prevented from directly contacting the horizontal motor m, increasing the contact area between the first and second compression bolts 130 and 140 and the horizontal motor m. Even if the horizontal motor m is abutted to a housing having a heat dissipation opening, the first elastic cushion plate 131 and the second elastic cushion plate 141 can be deformed under the pressure of the first pressing bolt 130 and the second pressing bolt 140 to be in full contact with the heat dissipation opening, so that the fixing bracket 100 can be more tightly fixed to the horizontal motor m in a limiting manner. Meanwhile, the positions of the first support 110 and the second support 120 relative to the horizontal motor m are adjusted in the length direction of the two sliding grooves 211, the first elastic cushion plate 131 and the second elastic cushion plate 141 can be moved to the position, which is not provided with a heat dissipation port, on the shell of the horizontal motor m and then clamped and fixed, different fixed positions can be selected for clamping and fixing the horizontal motors m of different specifications, the contact area between the fixing piece and the horizontal motor m is further increased, the installation is convenient, and the fixing effect of the fixing piece is improved.
The mounting that this disclosed embodiment provided is connected through base and installing support to installation face bearing horizontal motor through the base has first support and the second support of symmetrical arrangement in horizontal motor both sides on the base, and through screwing up first housing bolt on the first support and the second housing bolt on the second support, makes first elastic backing plate and second elastic backing plate offset with horizontal motor's shell, fixes horizontal motor on the base. The positions of the first support and the second support relative to the horizontal motor are adjusted in the length direction of the two sliding grooves, the first elastic base plate and the second elastic base plate can be moved to the position, which is not provided with a heat dissipation port, on the shell of the horizontal motor and then clamped and fixed, and different fixed positions can be selected for clamping and fixing the horizontal motors with different specifications. The contact area between the fixing piece and the horizontal motor is increased, the installation is convenient, and the fixing effect of the fixing piece is improved.
Optionally, the first bracket 110 has a first sleeve 111 thereon, the second bracket 120 has a second sleeve 121 thereon, the first sleeve 111 and the second sleeve 121 are coaxially arranged, the first compression bolt 130 is threadedly connected to the first sleeve 111, and the second compression bolt 140 is threadedly connected to the second sleeve 121. Since the thicknesses of the first bracket 110 and the second bracket 120 are limited, the first press bolt 130 is directly inserted into the first bracket 110, and the second press bolt 140 is inserted into the second bracket 120, during the process of jacking the horizontal motor m, the first press bolt 130 and the second press bolt 140 may be shifted due to vibration and are no longer coaxial with each other, so that the fixing of the horizontal motor m by the fixing bracket 100 is loose. Through coaxially setting up first sleeve 111 and second sleeve 121 on first support 110 and second support 120 respectively, the inner wall of first sleeve 111 and second sleeve 121 can carry on spacingly to the stroke when first housing bolt 130 and second housing bolt 140 are twisted, makes first housing bolt 130 and second housing bolt 140 remain coaxial throughout, has further improved the fixed effect of mounting.
Optionally, one end of the first pressing bolt 130 close to the second bracket 120 is provided with a first insertion groove 132 (not shown in the figure), the first elastic pad 131 is provided with a first protrusion 1311 (not shown in the figure) matching with the first insertion groove 132, and the first elastic pad 131 is inserted into the first insertion groove 132 through the first protrusion 1311; one end of the second pressing bolt 140 close to the first bracket 110 is provided with a second slot 142, the second elastic cushion plate 141 is provided with a second protrusion 1411 matched with the second slot 142, and the second elastic cushion plate 141 is inserted into the second slot 142 through the second protrusion 1411. Exemplarily, after long-term use, the first elastic cushion plate 131 and the second elastic cushion plate 141 may be deformed and worn, and by arranging the first elastic cushion plate 131 and the first pressing bolt 130, and the second elastic cushion plate 141 and the second pressing bolt 140 in a detachable connection manner, when the fixing member is not used, the first elastic cushion plate 131 and the second elastic cushion plate 141 are conveniently detached to be maintained and replaced, thereby prolonging the service life of the fixing member.
It should be noted that fig. 2 only shows the second protrusion 1411 and the second slot 142, and the structures of the first protrusion 1311 and the first slot 132 are the same as those of the second protrusion 1411 and the second slot 142, which is not described herein again.
Optionally, the first protrusion 1311 and the second protrusion 1411 have anti-skid threads 300 thereon. Illustratively, by providing the anti-skid stripes 300 on the first protrusions 1311 and the second protrusions 1411, the relative friction between the first protrusions 1311 and the first insertion grooves 132, and between the second protrusions 1411 and the second insertion grooves 142 is increased, so that the connection between the first compression bolt 130 and the first elastic cushion plate 131, and the connection between the second compression bolt 140 and the second elastic cushion plate 141 are more tight, and the assembling stability of the fixing member is further improved.
Optionally, the two sliding grooves 211 are dovetail grooves, and the first bracket 110 and the second bracket 120 have dovetail bosses 150 matching with the sliding grooves. The inner diameter of the groove bottom of the dovetail groove is larger than that of the groove top, the dovetail bosses 150 are in sliding connection with the dovetail groove-shaped sliding grooves 211, the first support 110 and the second support 120 can be limited in the direction perpendicular to the mounting surface 210, the first support 110 and the second support 120 can only slide in the length direction of the two sliding grooves 211, the first support 110 and the second support 120 are prevented from being separated or separated from the sliding grooves 211 due to vibration, and the assembling stability of the fixing piece is further improved.
Optionally, the fixing member further includes a third bracket 160, and both ends of the third bracket 160 are connected to the first bracket 110 and the second bracket 120, respectively. Exemplarily, in the embodiment of the present disclosure, the third bracket 160 is arranged to connect the first bracket 110 and the second bracket 120 at the same time, when the positions of the first bracket 110 and the second bracket 120 relative to the horizontal motor m need to be adjusted, only the third bracket 160 needs to be pushed to drive the first bracket 110 and the second bracket 120 to slide at the same time, and the first pressing bolt 130 and the second pressing bolt 140 on the first bracket 110 and the second bracket 120 can always keep coaxial, so that the first elastic cushion plate 131 and the second elastic cushion plate 141 are always in opposite positions, thereby ensuring that the clamping of the fixing bracket 100 to the horizontal motor m is always stable, facilitating installation, and improving the assembling stability of the fixing member.
Alternatively, one end of the third bracket 160 is hinged to one of the first bracket 110 and the second bracket 120, a hinge axis of the third bracket 160 is parallel to a rotation axis direction of the horizontal motor m, and the other end of the third bracket 160 is detachably connected to the other one of the first bracket 110 and the second bracket 120. Illustratively, in the embodiment of the present disclosure, the third bracket 160 is hinged to the first bracket 110, and the worker may rotate the third bracket 160 away from the second bracket 120 and leave the space, so that the horizontal motor m may be placed in a direction perpendicular to the mounting surface 210, and then rotate the third bracket 160 toward the second bracket 120, so as to fixedly connect the other end of the third bracket 160 to the second bracket 120, for example, by bolts. When the horizontal motor m needs to be taken down, the third support 160 is only needed to be contacted with the second support 120, and the third support 160 rotates towards the direction far away from the second support 120 again, so that the structure is simple, and the installation of the horizontal motor m is facilitated.
For example, in other possible implementations, the third bracket 160 may be hinged with the second bracket 120, which is not limited by the present disclosure.
Optionally, a third pressing bolt 170 is inserted into the third bracket 160, an axial direction of the third pressing bolt 170 is perpendicular to the mounting surface 210, and one end of the third pressing bolt 170 close to the mounting surface 210 is provided with a third elastic backing plate 171. Exemplarily, in the embodiment of the present disclosure, the third pressing bolt 170 on the third bracket 160 is tightened, so that the third elastic pad 171 on the third pressing bolt 170 is abutted to the outer surface of the horizontal motor m, and the horizontal motor m is limited and fixed in the direction perpendicular to the mounting surface 210, thereby reducing the vibration of the horizontal motor m in the vertical direction, and further improving the assembly stability of the fixing member.
Optionally, the first elastic pad 131, the second elastic pad 141 and the third elastic pad 171 are all high damping rubber pads. High damping rubber is through adding various compounding chemicals in natural rubber, improves the damping performance of rubber, uses first elastic backing plate 131, second elastic backing plate 141 and third elastic backing plate 171 that high damping rubber made, compares ordinary rubber elastic backing plate and has better shock-proof performance, bearing capacity and restoring force, can effectively reduce the stress between mount 100 and the horizontal motor m, further improves the life of mounting.
Alternatively, the fixing bracket 100 and the base 200 are both steel structural members. The steel has good toughness and heat resistance, uniform material quality and high mechanical strength. By adopting the steel fixing support 100 and the steel base 200, the fixing piece can be prevented from deforming and breaking due to the vibration of the vehicle body and the horizontal motor m after being used for a long time, and the service life of the fixing piece is further prolonged. Meanwhile, the steel has good plasticity, convenient processing and short manufacturing period, and can reduce the processing cost.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The word "comprise" or "comprises", and the like, means that the element or item listed before "comprises" or "comprising" covers the element or item listed after "comprising" or "comprises" and its equivalents, and does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, which may also change accordingly when the absolute position of the object being described changes.
The above description is intended to be exemplary only and not to limit the present disclosure, and any modification, equivalent replacement, or improvement made without departing from the spirit and scope of the present disclosure is to be considered as the same as the present disclosure.
Claims (10)
1. A mounting convenient to horizontal motor installation, comprising: a fixed bracket and a base seat, wherein,
the fixing support comprises a first support, a second support, a first compression bolt and a second compression bolt, the first support and the second support are arranged at intervals, the first compression bolt is inserted on the first support, the second compression bolt is inserted on the second support, the first compression bolt and the second compression bolt are coaxially arranged, a first elastic cushion plate is arranged at one end, close to the second support, of the first compression bolt, a second elastic cushion plate is arranged at one end, close to the first support, of the second compression bolt,
the base is provided with a mounting surface for supporting the horizontal motor, the mounting surface is provided with two sliding grooves, the length directions of the two sliding grooves are parallel to the rotating shaft direction of the horizontal motor, and the first support and the second support are slidably mounted in the two sliding grooves respectively.
2. The fixture for facilitating horizontal motor installation of claim 1, wherein the first bracket has a first sleeve thereon, the second bracket has a second sleeve thereon, the first sleeve and the second sleeve are coaxially arranged, the first compression bolt is threadedly connected to the first sleeve, and the second compression bolt is threadedly connected to the second sleeve.
3. The fixing member for facilitating the installation of a horizontal motor according to claim 1, wherein one end of the first pressing bolt close to the second bracket is provided with a first slot, the first elastic cushion plate is provided with a first protrusion matched with the first slot, and the first elastic cushion plate is inserted into the first slot through the first protrusion; one end of the second pressing bolt, which is close to the first support, is provided with a second slot, the second elastic cushion plate is provided with a second bulge matched with the second slot, and the second elastic cushion plate is inserted into the second slot through the second bulge.
4. The fixture for facilitating horizontal motor installation of claim 3, wherein the first protrusion and the second protrusion have anti-slip threads thereon.
5. The fixture for facilitating horizontal motor installation according to claim 1, wherein the two sliding grooves are dovetail grooves, and dovetail bosses matched with the sliding grooves are arranged on the first bracket and the second bracket.
6. The fixture for facilitating horizontal motor installation of claim 1, further comprising a third bracket, wherein two ends of the third bracket are connected to the first bracket and the second bracket, respectively.
7. The fixing member for facilitating the installation of the horizontal motor according to claim 6, wherein one end of the third bracket is hinged to one of the first bracket and the second bracket, a hinge axis of the third bracket is parallel to a rotation axis direction of the horizontal motor, and the other end of the third bracket is detachably connected to the other one of the first bracket and the second bracket.
8. The fixing member for facilitating the installation of the horizontal motor according to claim 7, wherein a third pressing bolt is inserted into the third bracket, the axial direction of the third pressing bolt is perpendicular to the installation surface, and a third elastic cushion plate is arranged at one end of the third pressing bolt close to the installation surface.
9. The mount for facilitating horizontal motor installation of claim 8, wherein the first, second and third resilient pads are high damping rubber pads.
10. The fixture for facilitating horizontal motor installation of claim 1, wherein the fixture bracket and the base are both steel structural members.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021490129.2U CN212381018U (en) | 2020-07-26 | 2020-07-26 | Fixing piece convenient for installation of horizontal motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021490129.2U CN212381018U (en) | 2020-07-26 | 2020-07-26 | Fixing piece convenient for installation of horizontal motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212381018U true CN212381018U (en) | 2021-01-19 |
Family
ID=74172529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021490129.2U Expired - Fee Related CN212381018U (en) | 2020-07-26 | 2020-07-26 | Fixing piece convenient for installation of horizontal motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212381018U (en) |
-
2020
- 2020-07-26 CN CN202021490129.2U patent/CN212381018U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210119 |